diff options
Diffstat (limited to 'drivers')
159 files changed, 1614 insertions, 1311 deletions
diff --git a/drivers/bus/uniphier-system-bus.c b/drivers/bus/uniphier-system-bus.c index 1e6e0269edcc..f76be6bd6eb3 100644 --- a/drivers/bus/uniphier-system-bus.c +++ b/drivers/bus/uniphier-system-bus.c @@ -256,10 +256,23 @@ static int uniphier_system_bus_probe(struct platform_device *pdev) uniphier_system_bus_set_reg(priv); + platform_set_drvdata(pdev, priv); + /* Now, the bus is configured. Populate platform_devices below it */ return of_platform_default_populate(dev->of_node, NULL, dev); } +static int __maybe_unused uniphier_system_bus_resume(struct device *dev) +{ + uniphier_system_bus_set_reg(dev_get_drvdata(dev)); + + return 0; +} + +static const struct dev_pm_ops uniphier_system_bus_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(NULL, uniphier_system_bus_resume) +}; + static const struct of_device_id uniphier_system_bus_match[] = { { .compatible = "socionext,uniphier-system-bus" }, { /* sentinel */ } @@ -271,6 +284,7 @@ static struct platform_driver uniphier_system_bus_driver = { .driver = { .name = "uniphier-system-bus", .of_match_table = uniphier_system_bus_match, + .pm = &uniphier_system_bus_pm_ops, }, }; module_platform_driver(uniphier_system_bus_driver); diff --git a/drivers/char/random.c b/drivers/char/random.c index afa3ce7d3e72..8ad92707e45f 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -1492,7 +1492,7 @@ static void _warn_unseeded_randomness(const char *func_name, void *caller, #ifndef CONFIG_WARN_ALL_UNSEEDED_RANDOM print_once = true; #endif - pr_notice("random: %s called from %pF with crng_init=%d\n", + pr_notice("random: %s called from %pS with crng_init=%d\n", func_name, caller, crng_init); } diff --git a/drivers/clk/clk-gemini.c b/drivers/clk/clk-gemini.c index c391a49aaaff..b4cf2f699a21 100644 --- a/drivers/clk/clk-gemini.c +++ b/drivers/clk/clk-gemini.c @@ -237,6 +237,18 @@ static int gemini_reset(struct reset_controller_dev *rcdev, BIT(GEMINI_RESET_CPU1) | BIT(id)); } +static int gemini_reset_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return 0; +} + +static int gemini_reset_deassert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return 0; +} + static int gemini_reset_status(struct reset_controller_dev *rcdev, unsigned long id) { @@ -253,6 +265,8 @@ static int gemini_reset_status(struct reset_controller_dev *rcdev, static const struct reset_control_ops gemini_reset_ops = { .reset = gemini_reset, + .assert = gemini_reset_assert, + .deassert = gemini_reset_deassert, .status = gemini_reset_status, }; diff --git a/drivers/clk/keystone/sci-clk.c b/drivers/clk/keystone/sci-clk.c index 43b0f2f08df2..9cdf9d5050ac 100644 --- a/drivers/clk/keystone/sci-clk.c +++ b/drivers/clk/keystone/sci-clk.c @@ -22,6 +22,7 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/soc/ti/ti_sci_protocol.h> +#include <linux/bsearch.h> #define SCI_CLK_SSC_ENABLE BIT(0) #define SCI_CLK_ALLOW_FREQ_CHANGE BIT(1) @@ -44,6 +45,7 @@ struct sci_clk_data { * @dev: Device pointer for the clock provider * @clk_data: Clock data * @clocks: Clocks array for this device + * @num_clocks: Total number of clocks for this provider */ struct sci_clk_provider { const struct ti_sci_handle *sci; @@ -51,6 +53,7 @@ struct sci_clk_provider { struct device *dev; const struct sci_clk_data *clk_data; struct clk_hw **clocks; + int num_clocks; }; /** @@ -58,7 +61,6 @@ struct sci_clk_provider { * @hw: Hardware clock cookie for common clock framework * @dev_id: Device index * @clk_id: Clock index - * @node: Clocks list link * @provider: Master clock provider * @flags: Flags for the clock */ @@ -66,7 +68,6 @@ struct sci_clk { struct clk_hw hw; u16 dev_id; u8 clk_id; - struct list_head node; struct sci_clk_provider *provider; u8 flags; }; @@ -367,6 +368,19 @@ err: return &sci_clk->hw; } +static int _cmp_sci_clk(const void *a, const void *b) +{ + const struct sci_clk *ca = a; + const struct sci_clk *cb = *(struct sci_clk **)b; + + if (ca->dev_id == cb->dev_id && ca->clk_id == cb->clk_id) + return 0; + if (ca->dev_id > cb->dev_id || + (ca->dev_id == cb->dev_id && ca->clk_id > cb->clk_id)) + return 1; + return -1; +} + /** * sci_clk_get - Xlate function for getting clock handles * @clkspec: device tree clock specifier @@ -380,29 +394,22 @@ err: static struct clk_hw *sci_clk_get(struct of_phandle_args *clkspec, void *data) { struct sci_clk_provider *provider = data; - u16 dev_id; - u8 clk_id; - const struct sci_clk_data *clks = provider->clk_data; - struct clk_hw **clocks = provider->clocks; + struct sci_clk **clk; + struct sci_clk key; if (clkspec->args_count != 2) return ERR_PTR(-EINVAL); - dev_id = clkspec->args[0]; - clk_id = clkspec->args[1]; + key.dev_id = clkspec->args[0]; + key.clk_id = clkspec->args[1]; - while (clks->num_clks) { - if (clks->dev == dev_id) { - if (clk_id >= clks->num_clks) - return ERR_PTR(-EINVAL); - - return clocks[clk_id]; - } + clk = bsearch(&key, provider->clocks, provider->num_clocks, + sizeof(clk), _cmp_sci_clk); - clks++; - } + if (!clk) + return ERR_PTR(-ENODEV); - return ERR_PTR(-ENODEV); + return &(*clk)->hw; } static int ti_sci_init_clocks(struct sci_clk_provider *p) @@ -410,18 +417,29 @@ static int ti_sci_init_clocks(struct sci_clk_provider *p) const struct sci_clk_data *data = p->clk_data; struct clk_hw *hw; int i; + int num_clks = 0; while (data->num_clks) { - p->clocks = devm_kcalloc(p->dev, data->num_clks, - sizeof(struct sci_clk), - GFP_KERNEL); - if (!p->clocks) - return -ENOMEM; + num_clks += data->num_clks; + data++; + } + p->num_clocks = num_clks; + + p->clocks = devm_kcalloc(p->dev, num_clks, sizeof(struct sci_clk), + GFP_KERNEL); + if (!p->clocks) + return -ENOMEM; + + num_clks = 0; + + data = p->clk_data; + + while (data->num_clks) { for (i = 0; i < data->num_clks; i++) { hw = _sci_clk_build(p, data->dev, i); if (!IS_ERR(hw)) { - p->clocks[i] = hw; + p->clocks[num_clks++] = hw; continue; } diff --git a/drivers/clk/meson/clk-mpll.c b/drivers/clk/meson/clk-mpll.c index 39eab69fe51a..44a5a535ca63 100644 --- a/drivers/clk/meson/clk-mpll.c +++ b/drivers/clk/meson/clk-mpll.c @@ -161,6 +161,13 @@ static int mpll_set_rate(struct clk_hw *hw, reg = PARM_SET(p->width, p->shift, reg, 1); writel(reg, mpll->base + p->reg_off); + p = &mpll->ssen; + if (p->width != 0) { + reg = readl(mpll->base + p->reg_off); + reg = PARM_SET(p->width, p->shift, reg, 1); + writel(reg, mpll->base + p->reg_off); + } + p = &mpll->n2; reg = readl(mpll->base + p->reg_off); reg = PARM_SET(p->width, p->shift, reg, n2); diff --git a/drivers/clk/meson/clkc.h b/drivers/clk/meson/clkc.h index d6feafe8bd6c..1629da9b4141 100644 --- a/drivers/clk/meson/clkc.h +++ b/drivers/clk/meson/clkc.h @@ -118,6 +118,7 @@ struct meson_clk_mpll { struct parm sdm_en; struct parm n2; struct parm en; + struct parm ssen; spinlock_t *lock; }; diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c index a897ea45327c..a7ea5f3da89d 100644 --- a/drivers/clk/meson/gxbb.c +++ b/drivers/clk/meson/gxbb.c @@ -528,6 +528,11 @@ static struct meson_clk_mpll gxbb_mpll0 = { .shift = 14, .width = 1, }, + .ssen = { + .reg_off = HHI_MPLL_CNTL, + .shift = 25, + .width = 1, + }, .lock = &clk_lock, .hw.init = &(struct clk_init_data){ .name = "mpll0", diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index bb3f1de876b1..6ec512ad2598 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -267,6 +267,11 @@ static struct meson_clk_mpll meson8b_mpll0 = { .shift = 14, .width = 1, }, + .ssen = { + .reg_off = HHI_MPLL_CNTL, + .shift = 25, + .width = 1, + }, .lock = &clk_lock, .hw.init = &(struct clk_init_data){ .name = "mpll0", diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index 0748a0b333c5..9a6476aa7d81 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -1283,16 +1283,16 @@ static const struct samsung_pll_rate_table exynos5420_pll2550x_24mhz_tbl[] __ini static const struct samsung_pll_rate_table exynos5420_epll_24mhz_tbl[] = { PLL_36XX_RATE(600000000U, 100, 2, 1, 0), PLL_36XX_RATE(400000000U, 200, 3, 2, 0), - PLL_36XX_RATE(393216000U, 197, 3, 2, 25690), - PLL_36XX_RATE(361267200U, 301, 5, 2, 3671), + PLL_36XX_RATE(393216003U, 197, 3, 2, -25690), + PLL_36XX_RATE(361267218U, 301, 5, 2, 3671), PLL_36XX_RATE(200000000U, 200, 3, 3, 0), - PLL_36XX_RATE(196608000U, 197, 3, 3, -25690), - PLL_36XX_RATE(180633600U, 301, 5, 3, 3671), - PLL_36XX_RATE(131072000U, 131, 3, 3, 4719), + PLL_36XX_RATE(196608001U, 197, 3, 3, -25690), + PLL_36XX_RATE(180633609U, 301, 5, 3, 3671), + PLL_36XX_RATE(131072006U, 131, 3, 3, 4719), PLL_36XX_RATE(100000000U, 200, 3, 4, 0), - PLL_36XX_RATE(65536000U, 131, 3, 4, 4719), - PLL_36XX_RATE(49152000U, 197, 3, 5, 25690), - PLL_36XX_RATE(32768000U, 131, 3, 5, 4719), + PLL_36XX_RATE( 65536003U, 131, 3, 4, 4719), + PLL_36XX_RATE( 49152000U, 197, 3, 5, -25690), + PLL_36XX_RATE( 32768001U, 131, 3, 5, 4719), }; static struct samsung_pll_clock exynos5x_plls[nr_plls] __initdata = { diff --git a/drivers/clk/sunxi-ng/ccu-sun5i.c b/drivers/clk/sunxi-ng/ccu-sun5i.c index 5372bf8be5e6..31d7ffda9aab 100644 --- a/drivers/clk/sunxi-ng/ccu-sun5i.c +++ b/drivers/clk/sunxi-ng/ccu-sun5i.c @@ -184,7 +184,7 @@ static struct ccu_mux cpu_clk = { .hw.init = CLK_HW_INIT_PARENTS("cpu", cpu_parents, &ccu_mux_ops, - CLK_IS_CRITICAL), + CLK_SET_RATE_PARENT | CLK_IS_CRITICAL), } }; diff --git a/drivers/clk/x86/clk-pmc-atom.c b/drivers/clk/x86/clk-pmc-atom.c index f99abc1106f0..08ef69945ffb 100644 --- a/drivers/clk/x86/clk-pmc-atom.c +++ b/drivers/clk/x86/clk-pmc-atom.c @@ -186,6 +186,13 @@ static struct clk_plt *plt_clk_register(struct platform_device *pdev, int id, pclk->reg = base + PMC_CLK_CTL_OFFSET + id * PMC_CLK_CTL_SIZE; spin_lock_init(&pclk->lock); + /* + * If the clock was already enabled by the firmware mark it as critical + * to avoid it being gated by the clock framework if no driver owns it. + */ + if (plt_clk_is_enabled(&pclk->hw)) + init.flags |= CLK_IS_CRITICAL; + ret = devm_clk_hw_register(&pdev->dev, &pclk->hw); if (ret) { pclk = ERR_PTR(ret); diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c index 8527a5899a2f..3f819399cd95 100644 --- a/drivers/crypto/inside-secure/safexcel_hash.c +++ b/drivers/crypto/inside-secure/safexcel_hash.c @@ -883,10 +883,7 @@ static int safexcel_hmac_sha1_setkey(struct crypto_ahash *tfm, const u8 *key, if (ret) return ret; - memcpy(ctx->ipad, &istate.state, SHA1_DIGEST_SIZE); - memcpy(ctx->opad, &ostate.state, SHA1_DIGEST_SIZE); - - for (i = 0; i < ARRAY_SIZE(istate.state); i++) { + for (i = 0; i < SHA1_DIGEST_SIZE / sizeof(u32); i++) { if (ctx->ipad[i] != le32_to_cpu(istate.state[i]) || ctx->opad[i] != le32_to_cpu(ostate.state[i])) { ctx->base.needs_inv = true; @@ -894,6 +891,9 @@ static int safexcel_hmac_sha1_setkey(struct crypto_ahash *tfm, const u8 *key, } } + memcpy(ctx->ipad, &istate.state, SHA1_DIGEST_SIZE); + memcpy(ctx->opad, &ostate.state, SHA1_DIGEST_SIZE); + return 0; } diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index f235eae04c16..461d6fc3688b 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -504,6 +504,7 @@ config GPIO_XGENE_SB depends on ARCH_XGENE && OF_GPIO select GPIO_GENERIC select GPIOLIB_IRQCHIP + select IRQ_DOMAIN_HIERARCHY help This driver supports the GPIO block within the APM X-Gene Standby Domain. Say yes here to enable the GPIO functionality. diff --git a/drivers/gpio/gpio-exar.c b/drivers/gpio/gpio-exar.c index fb8d304cfa17..0ecd2369c2ca 100644 --- a/drivers/gpio/gpio-exar.c +++ b/drivers/gpio/gpio-exar.c @@ -132,7 +132,7 @@ static int gpio_exar_probe(struct platform_device *pdev) if (!p) return -ENOMEM; - ret = device_property_read_u32(&pdev->dev, "linux,first-pin", + ret = device_property_read_u32(&pdev->dev, "exar,first-pin", &first_pin); if (ret) return ret; diff --git a/drivers/gpio/gpio-lp87565.c b/drivers/gpio/gpio-lp87565.c index 6313c50bb91b..a121c8f10610 100644 --- a/drivers/gpio/gpio-lp87565.c +++ b/drivers/gpio/gpio-lp87565.c @@ -26,6 +26,27 @@ struct lp87565_gpio { struct regmap *map; }; +static int lp87565_gpio_get(struct gpio_chip *chip, unsigned int offset) +{ + struct lp87565_gpio *gpio = gpiochip_get_data(chip); + int ret, val; + + ret = regmap_read(gpio->map, LP87565_REG_GPIO_IN, &val); + if (ret < 0) + return ret; + + return !!(val & BIT(offset)); +} + +static void lp87565_gpio_set(struct gpio_chip *chip, unsigned int offset, + int value) +{ + struct lp87565_gpio *gpio = gpiochip_get_data(chip); + + regmap_update_bits(gpio->map, LP87565_REG_GPIO_OUT, + BIT(offset), value ? BIT(offset) : 0); +} + static int lp87565_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) { @@ -54,30 +75,11 @@ static int lp87565_gpio_direction_output(struct gpio_chip *chip, { struct lp87565_gpio *gpio = gpiochip_get_data(chip); + lp87565_gpio_set(chip, offset, value); + return regmap_update_bits(gpio->map, LP87565_REG_GPIO_CONFIG, - BIT(offset), !value ? BIT(offset) : 0); -} - -static int lp87565_gpio_get(struct gpio_chip *chip, unsigned int offset) -{ - struct lp87565_gpio *gpio = gpiochip_get_data(chip); - int ret, val; - - ret = regmap_read(gpio->map, LP87565_REG_GPIO_IN, &val); - if (ret < 0) - return ret; - - return !!(val & BIT(offset)); -} - -static void lp87565_gpio_set(struct gpio_chip *chip, unsigned int offset, - int value) -{ - struct lp87565_gpio *gpio = gpiochip_get_data(chip); - - regmap_update_bits(gpio->map, LP87565_REG_GPIO_OUT, - BIT(offset), value ? BIT(offset) : 0); + BIT(offset), BIT(offset)); } static int lp87565_gpio_request(struct gpio_chip *gc, unsigned int offset) diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c index 3abea3f0b307..92692251ade1 100644 --- a/drivers/gpio/gpio-mxc.c +++ b/drivers/gpio/gpio-mxc.c @@ -424,6 +424,9 @@ static int mxc_gpio_probe(struct platform_device *pdev) return PTR_ERR(port->base); port->irq_high = platform_get_irq(pdev, 1); + if (port->irq_high < 0) + port->irq_high = 0; + port->irq = platform_get_irq(pdev, 0); if (port->irq < 0) return port->irq; diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index 88529d3c06c9..506c6a67c5fc 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -360,7 +360,7 @@ static void tegra_gpio_irq_handler(struct irq_desc *desc) { int port; int pin; - int unmasked = 0; + bool unmasked = false; int gpio; u32 lvl; unsigned long sta; @@ -384,8 +384,8 @@ static void tegra_gpio_irq_handler(struct irq_desc *desc) * before executing the handler so that we don't * miss edges */ - if (lvl & (0x100 << pin)) { - unmasked = 1; + if (!unmasked && lvl & (0x100 << pin)) { + unmasked = true; chained_irq_exit(chip, desc); } diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 9568708a550b..cd003b74512f 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -704,24 +704,23 @@ static irqreturn_t lineevent_irq_thread(int irq, void *p) { struct lineevent_state *le = p; struct gpioevent_data ge; - int ret; + int ret, level; ge.timestamp = ktime_get_real_ns(); + level = gpiod_get_value_cansleep(le->desc); if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE && le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE) { - int level = gpiod_get_value_cansleep(le->desc); - if (level) /* Emit low-to-high event */ ge.id = GPIOEVENT_EVENT_RISING_EDGE; else /* Emit high-to-low event */ ge.id = GPIOEVENT_EVENT_FALLING_EDGE; - } else if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE) { + } else if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE && level) { /* Emit low-to-high event */ ge.id = GPIOEVENT_EVENT_RISING_EDGE; - } else if (le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE) { + } else if (le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE && !level) { /* Emit high-to-low event */ ge.id = GPIOEVENT_EVENT_FALLING_EDGE; } else { diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 1006b230b236..65fa29591d21 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -983,7 +983,7 @@ config I2C_UNIPHIER_F config I2C_VERSATILE tristate "ARM Versatile/Realview I2C bus support" - depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST + depends on ARCH_MPS2 || ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST select I2C_ALGOBIT help Say yes if you want to support the I2C serial bus on ARMs Versatile diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 2ea6d0d25a01..143a8fd582b4 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -298,6 +298,9 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) } acpi_speed = i2c_acpi_find_bus_speed(&pdev->dev); + /* Some broken DSTDs use 1MiHz instead of 1MHz */ + if (acpi_speed == 1048576) + acpi_speed = 1000000; /* * Find bus speed from the "clock-frequency" device property, ACPI * or by using fast mode if neither is set. @@ -319,7 +322,8 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) if (dev->clk_freq != 100000 && dev->clk_freq != 400000 && dev->clk_freq != 1000000 && dev->clk_freq != 3400000) { dev_err(&pdev->dev, - "Only 100kHz, 400kHz, 1MHz and 3.4MHz supported"); + "%d Hz is unsupported, only 100kHz, 400kHz, 1MHz and 3.4MHz are supported\n", + dev->clk_freq); ret = -EINVAL; goto exit_reset; } diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index 4842ec3a5451..a9126b3cda61 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -230,6 +230,16 @@ void i2c_acpi_register_devices(struct i2c_adapter *adap) dev_warn(&adap->dev, "failed to enumerate I2C slaves\n"); } +const struct acpi_device_id * +i2c_acpi_match_device(const struct acpi_device_id *matches, + struct i2c_client *client) +{ + if (!(client && matches)) + return NULL; + + return acpi_match_device(matches, &client->dev); +} + static acpi_status i2c_acpi_lookup_speed(acpi_handle handle, u32 level, void *data, void **return_value) { @@ -289,7 +299,7 @@ u32 i2c_acpi_find_bus_speed(struct device *dev) } EXPORT_SYMBOL_GPL(i2c_acpi_find_bus_speed); -static int i2c_acpi_match_adapter(struct device *dev, void *data) +static int i2c_acpi_find_match_adapter(struct device *dev, void *data) { struct i2c_adapter *adapter = i2c_verify_adapter(dev); @@ -299,7 +309,7 @@ static int i2c_acpi_match_adapter(struct device *dev, void *data) return ACPI_HANDLE(dev) == (acpi_handle)data; } -static int i2c_acpi_match_device(struct device *dev, void *data) +static int i2c_acpi_find_match_device(struct device *dev, void *data) { return ACPI_COMPANION(dev) == data; } @@ -309,7 +319,7 @@ static struct i2c_adapter *i2c_acpi_find_adapter_by_handle(acpi_handle handle) struct device *dev; dev = bus_find_device(&i2c_bus_type, NULL, handle, - i2c_acpi_match_adapter); + i2c_acpi_find_match_adapter); return dev ? i2c_verify_adapter(dev) : NULL; } @@ -317,7 +327,8 @@ static struct i2c_client *i2c_acpi_find_client_by_adev(struct acpi_device *adev) { struct device *dev; - dev = bus_find_device(&i2c_bus_type, NULL, adev, i2c_acpi_match_device); + dev = bus_find_device(&i2c_bus_type, NULL, adev, + i2c_acpi_find_match_device); return dev ? i2c_verify_client(dev) : NULL; } diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index c89dac7fd2e7..12822a4b8f8f 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -357,6 +357,7 @@ static int i2c_device_probe(struct device *dev) * Tree match table entry is supplied for the probing device. */ if (!driver->id_table && + !i2c_acpi_match_device(dev->driver->acpi_match_table, client) && !i2c_of_match_device(dev->driver->of_match_table, client)) return -ENODEV; diff --git a/drivers/i2c/i2c-core.h b/drivers/i2c/i2c-core.h index 3b63f5e5b89c..3d3d9bf02101 100644 --- a/drivers/i2c/i2c-core.h +++ b/drivers/i2c/i2c-core.h @@ -31,9 +31,18 @@ int i2c_check_addr_validity(unsigned addr, unsigned short flags); int i2c_check_7bit_addr_validity_strict(unsigned short addr); #ifdef CONFIG_ACPI +const struct acpi_device_id * +i2c_acpi_match_device(const struct acpi_device_id *matches, + struct i2c_client *client); void i2c_acpi_register_devices(struct i2c_adapter *adap); #else /* CONFIG_ACPI */ static inline void i2c_acpi_register_devices(struct i2c_adapter *adap) { } +static inline const struct acpi_device_id * +i2c_acpi_match_device(const struct acpi_device_id *matches, + struct i2c_client *client) +{ + return NULL; +} #endif /* CONFIG_ACPI */ extern struct notifier_block i2c_acpi_notifier; diff --git a/drivers/i2c/muxes/Kconfig b/drivers/i2c/muxes/Kconfig index 2c64d0e0740f..17121329bb79 100644 --- a/drivers/i2c/muxes/Kconfig +++ b/drivers/i2c/muxes/Kconfig @@ -83,7 +83,7 @@ config I2C_MUX_PINCTRL different sets of pins at run-time. This driver can also be built as a module. If so, the module will be - called pinctrl-i2cmux. + called i2c-mux-pinctrl. config I2C_MUX_REG tristate "Register-based I2C multiplexer" diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 01236cef7bfb..437522ca97b4 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -61,6 +61,7 @@ struct addr_req { void (*callback)(int status, struct sockaddr *src_addr, struct rdma_dev_addr *addr, void *context); unsigned long timeout; + struct delayed_work work; int status; u32 seq; }; @@ -295,7 +296,7 @@ int rdma_translate_ip(const struct sockaddr *addr, } EXPORT_SYMBOL(rdma_translate_ip); -static void set_timeout(unsigned long time) +static void set_timeout(struct delayed_work *delayed_work, unsigned long time) { unsigned long delay; @@ -303,7 +304,7 @@ static void set_timeout(unsigned long time) if ((long)delay < 0) delay = 0; - mod_delayed_work(addr_wq, &work, delay); + mod_delayed_work(addr_wq, delayed_work, delay); } static void queue_req(struct addr_req *req) @@ -318,8 +319,7 @@ static void queue_req(struct addr_req *req) list_add(&req->list, &temp_req->list); - if (req_list.next == &req->list) - set_timeout(req->timeout); + set_timeout(&req->work, req->timeout); mutex_unlock(&lock); } @@ -574,6 +574,37 @@ static int addr_resolve(struct sockaddr *src_in, return ret; } +static void process_one_req(struct work_struct *_work) +{ + struct addr_req *req; + struct sockaddr *src_in, *dst_in; + + mutex_lock(&lock); + req = container_of(_work, struct addr_req, work.work); + + if (req->status == -ENODATA) { + src_in = (struct sockaddr *)&req->src_addr; + dst_in = (struct sockaddr *)&req->dst_addr; + req->status = addr_resolve(src_in, dst_in, req->addr, + true, req->seq); + if (req->status && time_after_eq(jiffies, req->timeout)) { + req->status = -ETIMEDOUT; + } else if (req->status == -ENODATA) { + /* requeue the work for retrying again */ + set_timeout(&req->work, req->timeout); + mutex_unlock(&lock); + return; + } + } + list_del(&req->list); + mutex_unlock(&lock); + + req->callback(req->status, (struct sockaddr *)&req->src_addr, + req->addr, req->context); + put_client(req->client); + kfree(req); +} + static void process_req(struct work_struct *work) { struct addr_req *req, *temp_req; @@ -591,20 +622,23 @@ static void process_req(struct work_struct *work) true, req->seq); if (req->status && time_after_eq(jiffies, req->timeout)) req->status = -ETIMEDOUT; - else if (req->status == -ENODATA) + else if (req->status == -ENODATA) { + set_timeout(&req->work, req->timeout); continue; + } } list_move_tail(&req->list, &done_list); } - if (!list_empty(&req_list)) { - req = list_entry(req_list.next, struct addr_req, list); - set_timeout(req->timeout); - } mutex_unlock(&lock); list_for_each_entry_safe(req, temp_req, &done_list, list) { list_del(&req->list); + /* It is safe to cancel other work items from this work item + * because at a time there can be only one work item running + * with this single threaded work queue. + */ + cancel_delayed_work(&req->work); req->callback(req->status, (struct sockaddr *) &req->src_addr, req->addr, req->context); put_client(req->client); @@ -647,6 +681,7 @@ int rdma_resolve_ip(struct rdma_addr_client *client, req->context = context; req->client = client; atomic_inc(&client->refcount); + INIT_DELAYED_WORK(&req->work, process_one_req); req->seq = (u32)atomic_inc_return(&ib_nl_addr_request_seq); req->status = addr_resolve(src_in, dst_in, addr, true, req->seq); @@ -701,7 +736,7 @@ void rdma_addr_cancel(struct rdma_dev_addr *addr) req->status = -ECANCELED; req->timeout = jiffies; list_move(&req->list, &req_list); - set_timeout(req->timeout); + set_timeout(&req->work, req->timeout); break; } } @@ -807,9 +842,8 @@ static int netevent_callback(struct notifier_block *self, unsigned long event, if (event == NETEVENT_NEIGH_UPDATE) { struct neighbour *neigh = ctx; - if (neigh->nud_state & NUD_VALID) { - set_timeout(jiffies); - } + if (neigh->nud_state & NUD_VALID) + set_timeout(&work, jiffies); } return 0; } @@ -820,7 +854,7 @@ static struct notifier_block nb = { int addr_init(void) { - addr_wq = alloc_workqueue("ib_addr", WQ_MEM_RECLAIM, 0); + addr_wq = alloc_ordered_workqueue("ib_addr", WQ_MEM_RECLAIM); if (!addr_wq) return -ENOMEM; diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 2c98533a0203..c551d2b275fd 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1153,7 +1153,7 @@ ssize_t ib_uverbs_resize_cq(struct ib_uverbs_file *file, int out_len) { struct ib_uverbs_resize_cq cmd; - struct ib_uverbs_resize_cq_resp resp; + struct ib_uverbs_resize_cq_resp resp = {}; struct ib_udata udata; struct ib_cq *cq; int ret = -EINVAL; diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 3d2609608f58..c023e2c81b8f 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -250,6 +250,7 @@ void ib_uverbs_release_file(struct kref *ref) if (atomic_dec_and_test(&file->device->refcount)) ib_uverbs_comp_dev(file->device); + kobject_put(&file->device->kobj); kfree(file); } @@ -917,7 +918,6 @@ err: static int ib_uverbs_close(struct inode *inode, struct file *filp) { struct ib_uverbs_file *file = filp->private_data; - struct ib_uverbs_device *dev = file->device; mutex_lock(&file->cleanup_mutex); if (file->ucontext) { @@ -939,7 +939,6 @@ static int ib_uverbs_close(struct inode *inode, struct file *filp) ib_uverbs_release_async_event_file); kref_put(&file->ref, ib_uverbs_release_file); - kobject_put(&dev->kobj); return 0; } diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index fb98ed67d5bc..7f8fe443df46 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -895,7 +895,6 @@ static const struct { } qp_state_table[IB_QPS_ERR + 1][IB_QPS_ERR + 1] = { [IB_QPS_RESET] = { [IB_QPS_RESET] = { .valid = 1 }, - [IB_QPS_ERR] = { .valid = 1 }, [IB_QPS_INIT] = { .valid = 1, .req_param = { diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c index 23fad6d96944..2540b65e242c 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c @@ -733,7 +733,7 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev) continue; free_mr->mr_free_qp[i] = hns_roce_v1_create_lp_qp(hr_dev, pd); - if (IS_ERR(free_mr->mr_free_qp[i])) { + if (!free_mr->mr_free_qp[i]) { dev_err(dev, "Create loop qp failed!\n"); goto create_lp_qp_failed; } diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index ae0746754008..3d701c7a4c91 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -939,7 +939,7 @@ static int mlx5_ib_mr_initiator_pfault_handler( if (qp->ibqp.qp_type != IB_QPT_RC) { av = *wqe; - if (av->dqp_dct & be32_to_cpu(MLX5_WQE_AV_EXT)) + if (av->dqp_dct & cpu_to_be32(MLX5_EXTENDED_UD_AV)) *wqe += sizeof(struct mlx5_av); else *wqe += sizeof(struct mlx5_base_av); diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index ff50a7bd66d8..7ac25059c40f 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -336,6 +336,7 @@ struct ipoib_dev_priv { unsigned long flags; struct rw_semaphore vlan_rwsem; + struct mutex mcast_mutex; struct rb_root path_tree; struct list_head path_list; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index f87d104837dc..d69410c2ed97 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -511,7 +511,6 @@ static int ipoib_cm_rx_handler(struct ib_cm_id *cm_id, case IB_CM_REQ_RECEIVED: return ipoib_cm_req_handler(cm_id, event); case IB_CM_DREQ_RECEIVED: - p = cm_id->context; ib_send_cm_drep(cm_id, NULL, 0); /* Fall through */ case IB_CM_REJ_RECEIVED: diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c b/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c index 7871379342f4..184a22f48027 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c @@ -52,7 +52,8 @@ static const struct ipoib_stats ipoib_gstrings_stats[] = { IPOIB_NETDEV_STAT(tx_bytes), IPOIB_NETDEV_STAT(tx_errors), IPOIB_NETDEV_STAT(rx_dropped), - IPOIB_NETDEV_STAT(tx_dropped) + IPOIB_NETDEV_STAT(tx_dropped), + IPOIB_NETDEV_STAT(multicast), }; #define IPOIB_GLOBAL_STATS_LEN ARRAY_SIZE(ipoib_gstrings_stats) diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index 57a9655e844d..2e075377242e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -256,6 +256,8 @@ static void ipoib_ib_handle_rx_wc(struct net_device *dev, struct ib_wc *wc) ++dev->stats.rx_packets; dev->stats.rx_bytes += skb->len; + if (skb->pkt_type == PACKET_MULTICAST) + dev->stats.multicast++; skb->dev = dev; if ((dev->features & NETIF_F_RXCSUM) && @@ -709,6 +711,27 @@ static int recvs_pending(struct net_device *dev) return pending; } +static void check_qp_movement_and_print(struct ipoib_dev_priv *priv, + struct ib_qp *qp, + enum ib_qp_state new_state) +{ + struct ib_qp_attr qp_attr; + struct ib_qp_init_attr query_init_attr; + int ret; + + ret = ib_query_qp(qp, &qp_attr, IB_QP_STATE, &query_init_attr); + if (ret) { + ipoib_warn(priv, "%s: Failed to query QP\n", __func__); + return; + } + /* print according to the new-state and the previous state.*/ + if (new_state == IB_QPS_ERR && qp_attr.qp_state == IB_QPS_RESET) + ipoib_dbg(priv, "Failed modify QP, IB_QPS_RESET to IB_QPS_ERR, acceptable\n"); + else + ipoib_warn(priv, "Failed to modify QP to state: %d from state: %d\n", + new_state, qp_attr.qp_state); +} + int ipoib_ib_dev_stop_default(struct net_device *dev) { struct ipoib_dev_priv *priv = ipoib_priv(dev); @@ -728,7 +751,7 @@ int ipoib_ib_dev_stop_default(struct net_device *dev) */ qp_attr.qp_state = IB_QPS_ERR; if (ib_modify_qp(priv->qp, &qp_attr, IB_QP_STATE)) - ipoib_warn(priv, "Failed to modify QP to ERROR state\n"); + check_qp_movement_and_print(priv, priv->qp, IB_QPS_ERR); /* Wait for all sends and receives to complete */ begin = jiffies; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 4ce315c92b48..6c77df34869d 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1560,6 +1560,7 @@ static void ipoib_flush_neighs(struct ipoib_dev_priv *priv) int i, wait_flushed = 0; init_completion(&priv->ntbl.flushed); + set_bit(IPOIB_NEIGH_TBL_FLUSH, &priv->flags); spin_lock_irqsave(&priv->lock, flags); @@ -1604,7 +1605,6 @@ static void ipoib_neigh_hash_uninit(struct net_device *dev) ipoib_dbg(priv, "ipoib_neigh_hash_uninit\n"); init_completion(&priv->ntbl.deleted); - set_bit(IPOIB_NEIGH_TBL_FLUSH, &priv->flags); /* Stop GC if called at init fail need to cancel work */ stopped = test_and_set_bit(IPOIB_STOP_NEIGH_GC, &priv->flags); @@ -1847,6 +1847,7 @@ static const struct net_device_ops ipoib_netdev_ops_vf = { .ndo_tx_timeout = ipoib_timeout, .ndo_set_rx_mode = ipoib_set_mcast_list, .ndo_get_iflink = ipoib_get_iflink, + .ndo_get_stats64 = ipoib_get_stats, }; void ipoib_setup_common(struct net_device *dev) @@ -1877,6 +1878,7 @@ static void ipoib_build_priv(struct net_device *dev) priv->dev = dev; spin_lock_init(&priv->lock); init_rwsem(&priv->vlan_rwsem); + mutex_init(&priv->mcast_mutex); INIT_LIST_HEAD(&priv->path_list); INIT_LIST_HEAD(&priv->child_intfs); @@ -2173,14 +2175,14 @@ static struct net_device *ipoib_add_port(const char *format, priv->dev->dev_id = port - 1; result = ib_query_port(hca, port, &attr); - if (!result) - priv->max_ib_mtu = ib_mtu_enum_to_int(attr.max_mtu); - else { + if (result) { printk(KERN_WARNING "%s: ib_query_port %d failed\n", hca->name, port); goto device_init_failed; } + priv->max_ib_mtu = ib_mtu_enum_to_int(attr.max_mtu); + /* MTU will be reset when mcast join happens */ priv->dev->mtu = IPOIB_UD_MTU(priv->max_ib_mtu); priv->mcast_mtu = priv->admin_mtu = priv->dev->mtu; @@ -2211,12 +2213,14 @@ static struct net_device *ipoib_add_port(const char *format, printk(KERN_WARNING "%s: ib_query_gid port %d failed (ret = %d)\n", hca->name, port, result); goto device_init_failed; - } else - memcpy(priv->dev->dev_addr + 4, priv->local_gid.raw, sizeof (union ib_gid)); + } + + memcpy(priv->dev->dev_addr + 4, priv->local_gid.raw, + sizeof(union ib_gid)); set_bit(IPOIB_FLAG_DEV_ADDR_SET, &priv->flags); result = ipoib_dev_init(priv->dev, hca, port); - if (result < 0) { + if (result) { printk(KERN_WARNING "%s: failed to initialize port %d (ret = %d)\n", hca->name, port, result); goto device_init_failed; @@ -2365,6 +2369,7 @@ static int __init ipoib_init_module(void) ipoib_sendq_size = max3(ipoib_sendq_size, 2 * MAX_SEND_CQE, IPOIB_MIN_QUEUE_SIZE); #ifdef CONFIG_INFINIBAND_IPOIB_CM ipoib_max_conn_qp = min(ipoib_max_conn_qp, IPOIB_CM_MAX_CONN_QP); + ipoib_max_conn_qp = max(ipoib_max_conn_qp, 0); #endif /* diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 057f58e6afca..93e149efc1f5 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -684,15 +684,10 @@ void ipoib_mcast_start_thread(struct net_device *dev) int ipoib_mcast_stop_thread(struct net_device *dev) { struct ipoib_dev_priv *priv = ipoib_priv(dev); - unsigned long flags; ipoib_dbg_mcast(priv, "stopping multicast thread\n"); - spin_lock_irqsave(&priv->lock, flags); - cancel_delayed_work(&priv->mcast_task); - spin_unlock_irqrestore(&priv->lock, flags); - - flush_workqueue(priv->wq); + cancel_delayed_work_sync(&priv->mcast_task); return 0; } @@ -748,6 +743,14 @@ void ipoib_mcast_remove_list(struct list_head *remove_list) { struct ipoib_mcast *mcast, *tmcast; + /* + * make sure the in-flight joins have finished before we attempt + * to leave + */ + list_for_each_entry_safe(mcast, tmcast, remove_list, list) + if (test_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags)) + wait_for_completion(&mcast->done); + list_for_each_entry_safe(mcast, tmcast, remove_list, list) { ipoib_mcast_leave(mcast->dev, mcast); ipoib_mcast_free(mcast); @@ -838,6 +841,7 @@ void ipoib_mcast_dev_flush(struct net_device *dev) struct ipoib_mcast *mcast, *tmcast; unsigned long flags; + mutex_lock(&priv->mcast_mutex); ipoib_dbg_mcast(priv, "flushing multicast list\n"); spin_lock_irqsave(&priv->lock, flags); @@ -856,15 +860,8 @@ void ipoib_mcast_dev_flush(struct net_device *dev) spin_unlock_irqrestore(&priv->lock, flags); - /* - * make sure the in-flight joins have finished before we attempt - * to leave - */ - list_for_each_entry_safe(mcast, tmcast, &remove_list, list) - if (test_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags)) - wait_for_completion(&mcast->done); - ipoib_mcast_remove_list(&remove_list); + mutex_unlock(&priv->mcast_mutex); } static int ipoib_mcast_addr_is_valid(const u8 *addr, const u8 *broadcast) @@ -982,14 +979,6 @@ void ipoib_mcast_restart_task(struct work_struct *work) netif_addr_unlock(dev); local_irq_restore(flags); - /* - * make sure the in-flight joins have finished before we attempt - * to leave - */ - list_for_each_entry_safe(mcast, tmcast, &remove_list, list) - if (test_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags)) - wait_for_completion(&mcast->done); - ipoib_mcast_remove_list(&remove_list); /* diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c index 7b5fd8fb1761..aaca0b3d662e 100644 --- a/drivers/isdn/hysdn/hysdn_proclog.c +++ b/drivers/isdn/hysdn/hysdn_proclog.c @@ -44,7 +44,6 @@ struct procdata { char log_name[15]; /* log filename */ struct log_data *log_head, *log_tail; /* head and tail for queue */ int if_used; /* open count for interface */ - int volatile del_lock; /* lock for delete operations */ unsigned char logtmp[LOG_MAX_LINELEN]; wait_queue_head_t rd_queue; }; @@ -102,7 +101,6 @@ put_log_buffer(hysdn_card *card, char *cp) { struct log_data *ib; struct procdata *pd = card->proclog; - int i; unsigned long flags; if (!pd) @@ -126,21 +124,21 @@ put_log_buffer(hysdn_card *card, char *cp) else pd->log_tail->next = ib; /* follows existing messages */ pd->log_tail = ib; /* new tail */ - i = pd->del_lock++; /* get lock state */ - spin_unlock_irqrestore(&card->hysdn_lock, flags); /* delete old entrys */ - if (!i) - while (pd->log_head->next) { - if ((pd->log_head->usage_cnt <= 0) && - (pd->log_head->next->usage_cnt <= 0)) { - ib = pd->log_head; - pd->log_head = pd->log_head->next; - kfree(ib); - } else - break; - } /* pd->log_head->next */ - pd->del_lock--; /* release lock level */ + while (pd->log_head->next) { + if ((pd->log_head->usage_cnt <= 0) && + (pd->log_head->next->usage_cnt <= 0)) { + ib = pd->log_head; + pd->log_head = pd->log_head->next; + kfree(ib); + } else { + break; + } + } /* pd->log_head->next */ + + spin_unlock_irqrestore(&card->hysdn_lock, flags); + wake_up_interruptible(&(pd->rd_queue)); /* announce new entry */ } /* put_log_buffer */ diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c index bf45977b2823..d596b601ff42 100644 --- a/drivers/media/cec/cec-adap.c +++ b/drivers/media/cec/cec-adap.c @@ -559,7 +559,7 @@ EXPORT_SYMBOL_GPL(cec_transmit_done); void cec_transmit_attempt_done(struct cec_adapter *adap, u8 status) { - switch (status) { + switch (status & ~CEC_TX_STATUS_MAX_RETRIES) { case CEC_TX_STATUS_OK: cec_transmit_done(adap, status, 0, 0, 0, 0); return; diff --git a/drivers/media/cec/cec-notifier.c b/drivers/media/cec/cec-notifier.c index 74dc1c32080e..08b619d0ea1e 100644 --- a/drivers/media/cec/cec-notifier.c +++ b/drivers/media/cec/cec-notifier.c @@ -87,6 +87,9 @@ EXPORT_SYMBOL_GPL(cec_notifier_put); void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa) { + if (n == NULL) + return; + mutex_lock(&n->lock); n->phys_addr = pa; if (n->callback) @@ -100,6 +103,9 @@ void cec_notifier_set_phys_addr_from_edid(struct cec_notifier *n, { u16 pa = CEC_PHYS_ADDR_INVALID; + if (n == NULL) + return; + if (edid && edid->extensions) pa = cec_get_edid_phys_addr((const u8 *)edid, EDID_LENGTH * (edid->extensions + 1), NULL); diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c index af694f2066a2..17970cdd55fa 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb-core/dvb_ca_en50221.c @@ -349,7 +349,8 @@ static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot) /* read the buffer size from the CAM */ if ((ret = ca->pub->write_cam_control(ca->pub, slot, CTRLIF_COMMAND, IRQEN | CMDREG_SR)) != 0) return ret; - if ((ret = dvb_ca_en50221_wait_if_status(ca, slot, STATUSREG_DA, HZ / 10)) != 0) + ret = dvb_ca_en50221_wait_if_status(ca, slot, STATUSREG_DA, HZ); + if (ret != 0) return ret; if ((ret = dvb_ca_en50221_read_data(ca, slot, buf, 2)) != 2) return -EIO; @@ -644,72 +645,101 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, } buf_free = dvb_ringbuffer_free(&ca->slot_info[slot].rx_buffer); - if (buf_free < (ca->slot_info[slot].link_buf_size + DVB_RINGBUFFER_PKTHDRSIZE)) { + if (buf_free < (ca->slot_info[slot].link_buf_size + + DVB_RINGBUFFER_PKTHDRSIZE)) { status = -EAGAIN; goto exit; } } - /* check if there is data available */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS)) < 0) - goto exit; - if (!(status & STATUSREG_DA)) { - /* no data */ - status = 0; - goto exit; - } - - /* read the amount of data */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_SIZE_HIGH)) < 0) - goto exit; - bytes_read = status << 8; - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_SIZE_LOW)) < 0) - goto exit; - bytes_read |= status; + if (ca->pub->read_data && + (ca->slot_info[slot].slot_state != DVB_CA_SLOTSTATE_LINKINIT)) { + if (ebuf == NULL) + status = ca->pub->read_data(ca->pub, slot, buf, + sizeof(buf)); + else + status = ca->pub->read_data(ca->pub, slot, buf, ecount); + if (status < 0) + return status; + bytes_read = status; + if (status == 0) + goto exit; + } else { - /* check it will fit */ - if (ebuf == NULL) { - if (bytes_read > ca->slot_info[slot].link_buf_size) { - pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the link buffer size (%i > %i)!\n", - ca->dvbdev->adapter->num, bytes_read, - ca->slot_info[slot].link_buf_size); - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_LINKINIT; - status = -EIO; + /* check if there is data available */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_STATUS); + if (status < 0) goto exit; - } - if (bytes_read < 2) { - pr_err("dvb_ca adapter %d: CAM sent a buffer that was less than 2 bytes!\n", - ca->dvbdev->adapter->num); - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_LINKINIT; - status = -EIO; + if (!(status & STATUSREG_DA)) { + /* no data */ + status = 0; goto exit; } - } else { - if (bytes_read > ecount) { - pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the ecount size!\n", - ca->dvbdev->adapter->num); - status = -EIO; + + /* read the amount of data */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_SIZE_HIGH); + if (status < 0) + goto exit; + bytes_read = status << 8; + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_SIZE_LOW); + if (status < 0) goto exit; + bytes_read |= status; + + /* check it will fit */ + if (ebuf == NULL) { + if (bytes_read > ca->slot_info[slot].link_buf_size) { + pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the link buffer size (%i > %i)!\n", + ca->dvbdev->adapter->num, bytes_read, + ca->slot_info[slot].link_buf_size); + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_LINKINIT; + status = -EIO; + goto exit; + } + if (bytes_read < 2) { + pr_err("dvb_ca adapter %d: CAM sent a buffer that was less than 2 bytes!\n", + ca->dvbdev->adapter->num); + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_LINKINIT; + status = -EIO; + goto exit; + } + } else { + if (bytes_read > ecount) { + pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the ecount size!\n", + ca->dvbdev->adapter->num); + status = -EIO; + goto exit; + } } - } - /* fill the buffer */ - for (i = 0; i < bytes_read; i++) { - /* read byte and check */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_DATA)) < 0) - goto exit; + /* fill the buffer */ + for (i = 0; i < bytes_read; i++) { + /* read byte and check */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_DATA); + if (status < 0) + goto exit; - /* OK, store it in the buffer */ - buf[i] = status; - } + /* OK, store it in the buffer */ + buf[i] = status; + } - /* check for read error (RE should now be 0) */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS)) < 0) - goto exit; - if (status & STATUSREG_RE) { - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_LINKINIT; - status = -EIO; - goto exit; + /* check for read error (RE should now be 0) */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_STATUS); + if (status < 0) + goto exit; + if (status & STATUSREG_RE) { + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_LINKINIT; + status = -EIO; + goto exit; + } } /* OK, add it to the receive buffer, or copy into external buffer if supplied */ @@ -762,6 +792,10 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, if (bytes_write > ca->slot_info[slot].link_buf_size) return -EINVAL; + if (ca->pub->write_data && + (ca->slot_info[slot].slot_state != DVB_CA_SLOTSTATE_LINKINIT)) + return ca->pub->write_data(ca->pub, slot, buf, bytes_write); + /* it is possible we are dealing with a single buffer implementation, thus if there is data available for read or if there is even a read already in progress, we do nothing but awake the kernel thread to @@ -1176,7 +1210,8 @@ static int dvb_ca_en50221_thread(void *data) pr_err("dvb_ca adapter %d: DVB CAM link initialisation failed :(\n", ca->dvbdev->adapter->num); - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_INVALID; + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_UNINITIALISED; dvb_ca_en50221_thread_update_delay(ca); break; } diff --git a/drivers/media/dvb-core/dvb_ca_en50221.h b/drivers/media/dvb-core/dvb_ca_en50221.h index 1e4bbbd34d91..82617bac0875 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.h +++ b/drivers/media/dvb-core/dvb_ca_en50221.h @@ -41,6 +41,8 @@ * @write_attribute_mem: function for writing attribute memory on the CAM * @read_cam_control: function for reading the control interface on the CAM * @write_cam_control: function for reading the control interface on the CAM + * @read_data: function for reading data (block mode) + * @write_data: function for writing data (block mode) * @slot_reset: function to reset the CAM slot * @slot_shutdown: function to shutdown a CAM slot * @slot_ts_enable: function to enable the Transport Stream on a CAM slot @@ -66,6 +68,11 @@ struct dvb_ca_en50221 { int (*write_cam_control)(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value); + int (*read_data)(struct dvb_ca_en50221 *ca, + int slot, u8 *ebuf, int ecount); + int (*write_data)(struct dvb_ca_en50221 *ca, + int slot, u8 *ebuf, int ecount); + int (*slot_reset)(struct dvb_ca_en50221 *ca, int slot); int (*slot_shutdown)(struct dvb_ca_en50221 *ca, int slot); int (*slot_ts_enable)(struct dvb_ca_en50221 *ca, int slot); diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c index 08f67d60a7d9..12bff778c97f 100644 --- a/drivers/media/dvb-frontends/cxd2841er.c +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -3279,7 +3279,10 @@ static int cxd2841er_get_frontend(struct dvb_frontend *fe, else if (priv->state == STATE_ACTIVE_TC) cxd2841er_read_status_tc(fe, &status); - cxd2841er_read_signal_strength(fe); + if (priv->state == STATE_ACTIVE_TC || priv->state == STATE_ACTIVE_S) + cxd2841er_read_signal_strength(fe); + else + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; if (status & FE_HAS_LOCK) { cxd2841er_read_snr(fe); diff --git a/drivers/media/dvb-frontends/drx39xyj/drx_driver.h b/drivers/media/dvb-frontends/drx39xyj/drx_driver.h index 4442e478db72..cd69e187ba7a 100644 --- a/drivers/media/dvb-frontends/drx39xyj/drx_driver.h +++ b/drivers/media/dvb-frontends/drx39xyj/drx_driver.h @@ -307,7 +307,7 @@ int drxbsp_tuner_default_i2c_write_read(struct tuner_instance *tuner, * \def DRX_UNKNOWN * \brief Generic UNKNOWN value for DRX enumerated types. * -* Used to indicate that the parameter value is unknown or not yet initalized. +* Used to indicate that the parameter value is unknown or not yet initialized. */ #ifndef DRX_UNKNOWN #define DRX_UNKNOWN (254) @@ -450,19 +450,6 @@ MACROS ((u8)((((u16)x)>>8)&0xFF)) /** -* \brief Macro to sign extend signed 9 bit value to signed 16 bit value -*/ -#define DRX_S9TOS16(x) ((((u16)x)&0x100) ? ((s16)((u16)(x)|0xFF00)) : (x)) - -/** -* \brief Macro to sign extend signed 9 bit value to signed 16 bit value -*/ -#define DRX_S24TODRXFREQ(x) ((((u32) x) & 0x00800000UL) ? \ - ((s32) \ - (((u32) x) | 0xFF000000)) : \ - ((s32) x)) - -/** * \brief Macro to convert 16 bit register value to a s32 */ #define DRX_U16TODRXFREQ(x) ((x & 0x8000) ? \ diff --git a/drivers/media/dvb-frontends/lnbh25.c b/drivers/media/dvb-frontends/lnbh25.c index ef3021e964be..cb486e879fdd 100644 --- a/drivers/media/dvb-frontends/lnbh25.c +++ b/drivers/media/dvb-frontends/lnbh25.c @@ -76,8 +76,8 @@ static int lnbh25_read_vmon(struct lnbh25_priv *priv) return ret; } } - print_hex_dump_bytes("lnbh25_read_vmon: ", - DUMP_PREFIX_OFFSET, status, sizeof(status)); + dev_dbg(&priv->i2c->dev, "%s(): %*ph\n", + __func__, (int) sizeof(status), status); if ((status[0] & (LNBH25_STATUS_OFL | LNBH25_STATUS_VMON)) != 0) { dev_err(&priv->i2c->dev, "%s(): voltage in failure state, status reg 0x%x\n", @@ -178,7 +178,7 @@ struct dvb_frontend *lnbh25_attach(struct dvb_frontend *fe, fe->ops.release_sec = lnbh25_release; fe->ops.set_voltage = lnbh25_set_voltage; - dev_err(&i2c->dev, "%s(): attached at I2C addr 0x%02x\n", + dev_info(&i2c->dev, "%s(): attached at I2C addr 0x%02x\n", __func__, priv->i2c_address); return fe; } diff --git a/drivers/media/dvb-frontends/stv0367.c b/drivers/media/dvb-frontends/stv0367.c index e726c2e00460..8ac0f598978d 100644 --- a/drivers/media/dvb-frontends/stv0367.c +++ b/drivers/media/dvb-frontends/stv0367.c @@ -25,6 +25,8 @@ #include <linux/slab.h> #include <linux/i2c.h> +#include "dvb_math.h" + #include "stv0367.h" #include "stv0367_defs.h" #include "stv0367_regs.h" @@ -1437,7 +1439,7 @@ static int stv0367ter_get_frontend(struct dvb_frontend *fe, return 0; } -static int stv0367ter_read_snr(struct dvb_frontend *fe, u16 *snr) +static u32 stv0367ter_snr_readreg(struct dvb_frontend *fe) { struct stv0367_state *state = fe->demodulator_priv; u32 snru32 = 0; @@ -1453,10 +1455,16 @@ static int stv0367ter_read_snr(struct dvb_frontend *fe, u16 *snr) cpt++; } - snru32 /= 10;/*average on 10 values*/ - *snr = snru32 / 1000; + return snru32; +} + +static int stv0367ter_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + u32 snrval = stv0367ter_snr_readreg(fe); + + *snr = snrval / 1000; return 0; } @@ -1501,7 +1509,8 @@ static int stv0367ter_read_status(struct dvb_frontend *fe, *status = 0; if (stv0367_readbits(state, F367TER_LK)) { - *status |= FE_HAS_LOCK; + *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI + | FE_HAS_SYNC | FE_HAS_LOCK; dprintk("%s: stv0367 has locked\n", __func__); } @@ -2149,6 +2158,18 @@ static int stv0367cab_read_status(struct dvb_frontend *fe, *status = 0; + if (state->cab_state->state > FE_CAB_NOSIGNAL) + *status |= FE_HAS_SIGNAL; + + if (state->cab_state->state > FE_CAB_NOCARRIER) + *status |= FE_HAS_CARRIER; + + if (state->cab_state->state >= FE_CAB_DEMODOK) + *status |= FE_HAS_VITERBI; + + if (state->cab_state->state >= FE_CAB_DATAOK) + *status |= FE_HAS_SYNC; + if (stv0367_readbits(state, (state->cab_state->qamfec_status_reg ? state->cab_state->qamfec_status_reg : F367CAB_QAMFEC_LOCK))) { *status |= FE_HAS_LOCK; @@ -2702,51 +2723,61 @@ static int stv0367cab_read_strength(struct dvb_frontend *fe, u16 *strength) return 0; } -static int stv0367cab_read_snr(struct dvb_frontend *fe, u16 *snr) +static int stv0367cab_snr_power(struct dvb_frontend *fe) { struct stv0367_state *state = fe->demodulator_priv; - u32 noisepercentage; enum stv0367cab_mod QAMSize; - u32 regval = 0, temp = 0; - int power, i; QAMSize = stv0367_readbits(state, F367CAB_QAM_MODE); switch (QAMSize) { case FE_CAB_MOD_QAM4: - power = 21904; - break; + return 21904; case FE_CAB_MOD_QAM16: - power = 20480; - break; + return 20480; case FE_CAB_MOD_QAM32: - power = 23040; - break; + return 23040; case FE_CAB_MOD_QAM64: - power = 21504; - break; + return 21504; case FE_CAB_MOD_QAM128: - power = 23616; - break; + return 23616; case FE_CAB_MOD_QAM256: - power = 21760; - break; - case FE_CAB_MOD_QAM512: - power = 1; - break; + return 21760; case FE_CAB_MOD_QAM1024: - power = 21280; - break; + return 21280; default: - power = 1; break; } + return 1; +} + +static int stv0367cab_snr_readreg(struct dvb_frontend *fe, int avgdiv) +{ + struct stv0367_state *state = fe->demodulator_priv; + u32 regval = 0; + int i; + for (i = 0; i < 10; i++) { regval += (stv0367_readbits(state, F367CAB_SNR_LO) + 256 * stv0367_readbits(state, F367CAB_SNR_HI)); } - regval /= 10; /*for average over 10 times in for loop above*/ + if (avgdiv) + regval /= 10; + + return regval; +} + +static int stv0367cab_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct stv0367_state *state = fe->demodulator_priv; + u32 noisepercentage; + u32 regval = 0, temp = 0; + int power; + + power = stv0367cab_snr_power(fe); + regval = stv0367cab_snr_readreg(fe, 1); + if (regval != 0) { temp = power * (1 << (3 + stv0367_readbits(state, F367CAB_SNR_PER))); @@ -2980,21 +3011,117 @@ static int stv0367ddb_set_frontend(struct dvb_frontend *fe) return -EINVAL; } +static void stv0367ddb_read_signal_strength(struct dvb_frontend *fe) +{ + struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + s32 signalstrength; + + switch (state->activedemod) { + case demod_cab: + signalstrength = stv0367cab_get_rf_lvl(state) * 1000; + break; + default: + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return; + } + + p->strength.stat[0].scale = FE_SCALE_DECIBEL; + p->strength.stat[0].uvalue = signalstrength; +} + +static void stv0367ddb_read_snr(struct dvb_frontend *fe) +{ + struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + int cab_pwr; + u32 regval, tmpval, snrval = 0; + + switch (state->activedemod) { + case demod_ter: + snrval = stv0367ter_snr_readreg(fe); + break; + case demod_cab: + cab_pwr = stv0367cab_snr_power(fe); + regval = stv0367cab_snr_readreg(fe, 0); + + /* prevent division by zero */ + if (!regval) { + snrval = 0; + break; + } + + tmpval = (cab_pwr * 320) / regval; + snrval = ((tmpval != 0) ? (intlog2(tmpval) / 5581) : 0); + break; + default: + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return; + } + + p->cnr.stat[0].scale = FE_SCALE_DECIBEL; + p->cnr.stat[0].uvalue = snrval; +} + +static void stv0367ddb_read_ucblocks(struct dvb_frontend *fe) +{ + struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + u32 ucblocks = 0; + + switch (state->activedemod) { + case demod_ter: + stv0367ter_read_ucblocks(fe, &ucblocks); + break; + case demod_cab: + stv0367cab_read_ucblcks(fe, &ucblocks); + break; + default: + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return; + } + + p->block_error.stat[0].scale = FE_SCALE_COUNTER; + p->block_error.stat[0].uvalue = ucblocks; +} + static int stv0367ddb_read_status(struct dvb_frontend *fe, enum fe_status *status) { struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + int ret; switch (state->activedemod) { case demod_ter: - return stv0367ter_read_status(fe, status); + ret = stv0367ter_read_status(fe, status); + break; case demod_cab: - return stv0367cab_read_status(fe, status); - default: + ret = stv0367cab_read_status(fe, status); break; + default: + return 0; } - return -EINVAL; + /* stop and report on *_read_status failure */ + if (ret) + return ret; + + stv0367ddb_read_signal_strength(fe); + + /* read carrier/noise when a carrier is detected */ + if (*status & FE_HAS_CARRIER) + stv0367ddb_read_snr(fe); + else + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + + /* read uncorrected blocks on FE_HAS_LOCK */ + if (*status & FE_HAS_LOCK) + stv0367ddb_read_ucblocks(fe); + else + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + + return 0; } static int stv0367ddb_get_frontend(struct dvb_frontend *fe, @@ -3035,6 +3162,7 @@ static int stv0367ddb_sleep(struct dvb_frontend *fe) static int stv0367ddb_init(struct stv0367_state *state) { struct stv0367ter_state *ter_state = state->ter_state; + struct dtv_frontend_properties *p = &state->fe.dtv_property_cache; stv0367_writereg(state, R367TER_TOPCTRL, 0x10); @@ -3109,6 +3237,13 @@ static int stv0367ddb_init(struct stv0367_state *state) ter_state->first_lock = 0; ter_state->unlock_counter = 2; + p->strength.len = 1; + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->cnr.len = 1; + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->block_error.len = 1; + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return 0; } @@ -3126,15 +3261,12 @@ static const struct dvb_frontend_ops stv0367ddb_ops = { 0x400 |/* FE_CAN_QAM_4 */ FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 | FE_CAN_QAM_128 | - FE_CAN_QAM_256 | FE_CAN_FEC_AUTO | + FE_CAN_QAM_256 | FE_CAN_QAM_AUTO | /* DVB-T */ - FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | - FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | - FE_CAN_FEC_AUTO | - FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | - FE_CAN_QAM_128 | FE_CAN_QAM_256 | FE_CAN_QAM_AUTO | - FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_RECOVER | - FE_CAN_INVERSION_AUTO | + FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | + FE_CAN_QPSK | FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_RECOVER | FE_CAN_INVERSION_AUTO | FE_CAN_MUTE_TS }, .release = stv0367_release, diff --git a/drivers/media/i2c/et8ek8/et8ek8_driver.c b/drivers/media/i2c/et8ek8/et8ek8_driver.c index 6e313d5243a0..f39f5179dd95 100644 --- a/drivers/media/i2c/et8ek8/et8ek8_driver.c +++ b/drivers/media/i2c/et8ek8/et8ek8_driver.c @@ -1496,7 +1496,6 @@ MODULE_DEVICE_TABLE(i2c, et8ek8_id_table); static const struct dev_pm_ops et8ek8_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(et8ek8_suspend, et8ek8_resume) }; -MODULE_DEVICE_TABLE(of, et8ek8_of_table); static struct i2c_driver et8ek8_i2c_driver = { .driver = { diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 9da4bf4f2c7a..7b79a7498751 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -659,7 +659,7 @@ static int tvp5150_set_vbi(struct v4l2_subdev *sd, struct tvp5150 *decoder = to_tvp5150(sd); v4l2_std_id std = decoder->norm; u8 reg; - int pos=0; + int pos = 0; if (std == V4L2_STD_ALL) { dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n"); @@ -669,33 +669,30 @@ static int tvp5150_set_vbi(struct v4l2_subdev *sd, line += 3; } - if (line<6||line>27) + if (line < 6 || line > 27) return 0; - while (regs->reg != (u16)-1 ) { + while (regs->reg != (u16)-1) { if ((type & regs->type.vbi_type) && - (line>=regs->type.ini_line) && - (line<=regs->type.end_line)) { - type=regs->type.vbi_type; + (line >= regs->type.ini_line) && + (line <= regs->type.end_line)) break; - } regs++; pos++; } + if (regs->reg == (u16)-1) return 0; - type=pos | (flags & 0xf0); - reg=((line-6)<<1)+TVP5150_LINE_MODE_INI; + type = pos | (flags & 0xf0); + reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI; - if (fields&1) { + if (fields & 1) tvp5150_write(sd, reg, type); - } - if (fields&2) { - tvp5150_write(sd, reg+1, type); - } + if (fields & 2) + tvp5150_write(sd, reg + 1, type); return type; } diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci/ddbridge/ddbridge-core.c index 9420479bee9a..cd1723e79a07 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -17,6 +17,8 @@ * http://www.gnu.org/copyleft/gpl.html */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/module.h> #include <linux/init.h> #include <linux/interrupt.h> @@ -114,6 +116,19 @@ static int i2c_write_reg(struct i2c_adapter *adap, u8 adr, return i2c_write(adap, adr, msg, 2); } +static inline u32 safe_ddbreadl(struct ddb *dev, u32 adr) +{ + u32 val = ddbreadl(adr); + + /* (ddb)readl returns (uint)-1 (all bits set) on failure, catch that */ + if (val == ~0) { + dev_err(&dev->pdev->dev, "ddbreadl failure, adr=%08x\n", adr); + return 0; + } + + return val; +} + static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd) { struct ddb *dev = i2c->dev; @@ -124,10 +139,10 @@ static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd) ddbwritel((adr << 9) | cmd, i2c->regs + I2C_COMMAND); stat = wait_event_timeout(i2c->wq, i2c->done == 1, HZ); if (stat == 0) { - printk(KERN_ERR "I2C timeout\n"); + dev_err(&dev->pdev->dev, "I2C timeout\n"); { /* MSI debugging*/ u32 istat = ddbreadl(INTERRUPT_STATUS); - printk(KERN_ERR "IRS %08x\n", istat); + dev_err(&dev->pdev->dev, "IRS %08x\n", istat); ddbwritel(istat, INTERRUPT_ACK); } return -EIO; @@ -533,7 +548,7 @@ static u32 ddb_input_avail(struct ddb_input *input) off = (stat & 0x7ff) << 7; if (ctrl & 4) { - printk(KERN_ERR "IA %d %d %08x\n", idx, off, ctrl); + dev_err(&dev->pdev->dev, "IA %d %d %08x\n", idx, off, ctrl); ddbwritel(input->stat, DMA_BUFFER_ACK(input->nr)); return 0; } @@ -611,6 +626,7 @@ static int demod_attach_drxk(struct ddb_input *input) struct i2c_adapter *i2c = &input->port->i2c->adap; struct dvb_frontend *fe; struct drxk_config config; + struct device *dev = &input->port->dev->pdev->dev; memset(&config, 0, sizeof(config)); config.microcode_name = "drxk_a3.mc"; @@ -619,7 +635,7 @@ static int demod_attach_drxk(struct ddb_input *input) fe = input->fe = dvb_attach(drxk_attach, &config, i2c); if (!input->fe) { - printk(KERN_ERR "No DRXK found!\n"); + dev_err(dev, "No DRXK found!\n"); return -ENODEV; } fe->sec_priv = input; @@ -632,12 +648,13 @@ static int tuner_attach_tda18271(struct ddb_input *input) { struct i2c_adapter *i2c = &input->port->i2c->adap; struct dvb_frontend *fe; + struct device *dev = &input->port->dev->pdev->dev; if (input->fe->ops.i2c_gate_ctrl) input->fe->ops.i2c_gate_ctrl(input->fe, 1); fe = dvb_attach(tda18271c2dd_attach, input->fe, i2c, 0x60); if (!fe) { - printk(KERN_ERR "No TDA18271 found!\n"); + dev_err(dev, "No TDA18271 found!\n"); return -ENODEV; } if (input->fe->ops.i2c_gate_ctrl) @@ -670,13 +687,14 @@ static struct stv0367_config ddb_stv0367_config[] = { static int demod_attach_stv0367(struct ddb_input *input) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; /* attach frontend */ input->fe = dvb_attach(stv0367ddb_attach, &ddb_stv0367_config[(input->nr & 1)], i2c); if (!input->fe) { - printk(KERN_ERR "stv0367ddb_attach failed (not found?)\n"); + dev_err(dev, "stv0367ddb_attach failed (not found?)\n"); return -ENODEV; } @@ -690,17 +708,19 @@ static int demod_attach_stv0367(struct ddb_input *input) static int tuner_tda18212_ping(struct ddb_input *input, unsigned short adr) { struct i2c_adapter *adapter = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; + u8 tda_id[2]; u8 subaddr = 0x00; - printk(KERN_DEBUG "stv0367-tda18212 tuner ping\n"); + dev_dbg(dev, "stv0367-tda18212 tuner ping\n"); if (input->fe->ops.i2c_gate_ctrl) input->fe->ops.i2c_gate_ctrl(input->fe, 1); if (i2c_read_regs(adapter, adr, subaddr, tda_id, sizeof(tda_id)) < 0) - printk(KERN_DEBUG "tda18212 ping 1 fail\n"); + dev_dbg(dev, "tda18212 ping 1 fail\n"); if (i2c_read_regs(adapter, adr, subaddr, tda_id, sizeof(tda_id)) < 0) - printk(KERN_DEBUG "tda18212 ping 2 fail\n"); + dev_warn(dev, "tda18212 ping failed, expect problems\n"); if (input->fe->ops.i2c_gate_ctrl) input->fe->ops.i2c_gate_ctrl(input->fe, 0); @@ -711,6 +731,7 @@ static int tuner_tda18212_ping(struct ddb_input *input, unsigned short adr) static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct cxd2841er_config cfg; /* the cxd2841er driver expects 8bit/shifted I2C addresses */ @@ -728,7 +749,7 @@ static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) input->fe = dvb_attach(cxd2841er_attach_t_c, &cfg, i2c); if (!input->fe) { - printk(KERN_ERR "No Sony CXD28xx found!\n"); + dev_err(dev, "No Sony CXD28xx found!\n"); return -ENODEV; } @@ -742,6 +763,7 @@ static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) static int tuner_attach_tda18212(struct ddb_input *input, u32 porttype) { struct i2c_adapter *adapter = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct i2c_client *client; struct tda18212_config config = { .fe = input->fe, @@ -786,7 +808,7 @@ static int tuner_attach_tda18212(struct ddb_input *input, u32 porttype) return 0; err: - printk(KERN_INFO "TDA18212 tuner not found. Device is not fully operational.\n"); + dev_warn(dev, "TDA18212 tuner not found. Device is not fully operational.\n"); return -ENODEV; } @@ -847,19 +869,20 @@ static struct stv6110x_config stv6110b = { static int demod_attach_stv0900(struct ddb_input *input, int type) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct stv090x_config *feconf = type ? &stv0900_aa : &stv0900; input->fe = dvb_attach(stv090x_attach, feconf, i2c, (input->nr & 1) ? STV090x_DEMODULATOR_1 : STV090x_DEMODULATOR_0); if (!input->fe) { - printk(KERN_ERR "No STV0900 found!\n"); + dev_err(dev, "No STV0900 found!\n"); return -ENODEV; } if (!dvb_attach(lnbh24_attach, input->fe, i2c, 0, 0, (input->nr & 1) ? (0x09 - type) : (0x0b - type))) { - printk(KERN_ERR "No LNBH24 found!\n"); + dev_err(dev, "No LNBH24 found!\n"); return -ENODEV; } return 0; @@ -868,6 +891,7 @@ static int demod_attach_stv0900(struct ddb_input *input, int type) static int tuner_attach_stv6110(struct ddb_input *input, int type) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct stv090x_config *feconf = type ? &stv0900_aa : &stv0900; struct stv6110x_config *tunerconf = (input->nr & 1) ? &stv6110b : &stv6110a; @@ -875,10 +899,10 @@ static int tuner_attach_stv6110(struct ddb_input *input, int type) ctl = dvb_attach(stv6110x_attach, input->fe, tunerconf, i2c); if (!ctl) { - printk(KERN_ERR "No STV6110X found!\n"); + dev_err(dev, "No STV6110X found!\n"); return -ENODEV; } - printk(KERN_INFO "attach tuner input %d adr %02x\n", + dev_info(dev, "attach tuner input %d adr %02x\n", input->nr, tunerconf->addr); feconf->tuner_init = ctl->tuner_init; @@ -1009,13 +1033,14 @@ static int dvb_input_attach(struct ddb_input *input) struct ddb_port *port = input->port; struct dvb_adapter *adap = &input->adap; struct dvb_demux *dvbdemux = &input->demux; + struct device *dev = &input->port->dev->pdev->dev; int sony_osc24 = 0, sony_tspar = 0; ret = dvb_register_adapter(adap, "DDBridge", THIS_MODULE, &input->port->dev->pdev->dev, adapter_nr); if (ret < 0) { - printk(KERN_ERR "ddbridge: Could not register adapter.Check if you enabled enough adapters in dvb-core!\n"); + dev_err(dev, "Could not register adapter. Check if you enabled enough adapters in dvb-core!\n"); return ret; } input->attached = 1; @@ -1241,9 +1266,9 @@ static void input_tasklet(unsigned long data) if (input->port->class == DDB_PORT_TUNER) { if (4&ddbreadl(DMA_BUFFER_CONTROL(input->nr))) - printk(KERN_ERR "Overflow input %d\n", input->nr); + dev_err(&dev->pdev->dev, "Overflow input %d\n", input->nr); while (input->cbuf != ((input->stat >> 11) & 0x1f) - || (4&ddbreadl(DMA_BUFFER_CONTROL(input->nr)))) { + || (4 & safe_ddbreadl(dev, DMA_BUFFER_CONTROL(input->nr)))) { dvb_dmx_swfilter_packets(&input->demux, input->vbuf[input->cbuf], input->dma_buf_size / 188); @@ -1280,6 +1305,7 @@ static struct cxd2099_cfg cxd_cfg = { .adr = 0x40, .polarity = 1, .clock_mode = 1, + .max_i2c = 512, }; static int ddb_ci_attach(struct ddb_port *port) @@ -1310,6 +1336,7 @@ static int ddb_ci_attach(struct ddb_port *port) static int ddb_port_attach(struct ddb_port *port) { + struct device *dev = &port->dev->pdev->dev; int ret = 0; switch (port->class) { @@ -1326,7 +1353,7 @@ static int ddb_port_attach(struct ddb_port *port) break; } if (ret < 0) - printk(KERN_ERR "port_attach on port %d failed\n", port->nr); + dev_err(dev, "port_attach on port %d failed\n", port->nr); return ret; } @@ -1377,6 +1404,7 @@ static void ddb_ports_detach(struct ddb *dev) static int init_xo2(struct ddb_port *port) { struct i2c_adapter *i2c = &port->i2c->adap; + struct device *dev = &port->dev->pdev->dev; u8 val, data[2]; int res; @@ -1385,7 +1413,7 @@ static int init_xo2(struct ddb_port *port) return res; if (data[0] != 0x01) { - pr_info("Port %d: invalid XO2\n", port->nr); + dev_info(dev, "Port %d: invalid XO2\n", port->nr); return -1; } @@ -1511,7 +1539,7 @@ static void ddb_port_probe(struct ddb_port *port) port->class = DDB_PORT_CI; ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); } else if (port_has_xo2(port, &xo2_type, &xo2_id)) { - printk(KERN_INFO "Port %d (TAB %d): XO2 type: %d, id: %d\n", + dev_dbg(&dev->pdev->dev, "Port %d (TAB %d): XO2 type: %d, id: %d\n", port->nr, port->nr+1, xo2_type, xo2_id); ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); @@ -1556,10 +1584,10 @@ static void ddb_port_probe(struct ddb_port *port) } break; case DDB_XO2_TYPE_CI: - printk(KERN_INFO "DuoFlex CI modules not supported\n"); + dev_info(&dev->pdev->dev, "DuoFlex CI modules not supported\n"); break; default: - printk(KERN_INFO "Unknown XO2 DuoFlex module\n"); + dev_info(&dev->pdev->dev, "Unknown XO2 DuoFlex module\n"); break; } } else if (port_has_cxd28xx(port, &cxd_id)) { @@ -1611,7 +1639,7 @@ static void ddb_port_probe(struct ddb_port *port) ddbwritel(I2C_SPEED_100, port->i2c->regs + I2C_TIMING); } - printk(KERN_INFO "Port %d (TAB %d): %s\n", + dev_info(&dev->pdev->dev, "Port %d (TAB %d): %s\n", port->nr, port->nr+1, modname); } @@ -1765,7 +1793,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) wbuf += 4; wlen -= 4; ddbwritel(data, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; } @@ -1785,7 +1813,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) if (shift) data <<= shift; ddbwritel(data, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; if (!rlen) { @@ -1797,7 +1825,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) while (rlen > 4) { ddbwritel(0xffffffff, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; data = ddbreadl(SPI_DATA); *(u32 *) rbuf = swab32(data); @@ -1806,7 +1834,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) } ddbwritel(0x0003 | ((rlen << (8 + 3)) & 0x1F00), SPI_CONTROL); ddbwritel(0xffffffff, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; data = ddbreadl(SPI_DATA); @@ -1993,7 +2021,7 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) dev->pdev = pdev; pci_set_drvdata(pdev, dev); dev->info = (struct ddb_info *) id->driver_data; - printk(KERN_INFO "DDBridge driver detected: %s\n", dev->info->name); + dev_info(&pdev->dev, "Detected %s\n", dev->info->name); dev->regs = ioremap(pci_resource_start(dev->pdev, 0), pci_resource_len(dev->pdev, 0)); @@ -2001,13 +2029,13 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) stat = -ENOMEM; goto fail; } - printk(KERN_INFO "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4)); + dev_info(&pdev->dev, "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4)); #ifdef CONFIG_PCI_MSI if (pci_msi_enabled()) stat = pci_enable_msi(dev->pdev); if (stat) { - printk(KERN_INFO ": MSI not available.\n"); + dev_info(&pdev->dev, "MSI not available.\n"); } else { irq_flag = 0; dev->msi = 1; @@ -2040,7 +2068,7 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto fail1; ddb_ports_init(dev); if (ddb_buffers_alloc(dev) < 0) { - printk(KERN_INFO ": Could not allocate buffer memory\n"); + dev_err(&pdev->dev, "Could not allocate buffer memory\n"); goto fail2; } if (ddb_ports_attach(dev) < 0) @@ -2050,19 +2078,19 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) fail3: ddb_ports_detach(dev); - printk(KERN_ERR "fail3\n"); + dev_err(&pdev->dev, "fail3\n"); ddb_ports_release(dev); fail2: - printk(KERN_ERR "fail2\n"); + dev_err(&pdev->dev, "fail2\n"); ddb_buffers_free(dev); fail1: - printk(KERN_ERR "fail1\n"); + dev_err(&pdev->dev, "fail1\n"); if (dev->msi) pci_disable_msi(dev->pdev); if (stat == 0) free_irq(dev->pdev->irq, dev); fail: - printk(KERN_ERR "fail\n"); + dev_err(&pdev->dev, "fail\n"); ddb_unmap(dev); pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); @@ -2242,7 +2270,7 @@ static __init int module_init_ddbridge(void) { int ret; - printk(KERN_INFO "Digital Devices PCIE bridge driver, Copyright (C) 2010-11 Digital Devices GmbH\n"); + pr_info("Digital Devices PCIE bridge driver, Copyright (C) 2010-11 Digital Devices GmbH\n"); ret = ddb_class_create(); if (ret < 0) diff --git a/drivers/media/pci/ngene/ngene-core.c b/drivers/media/pci/ngene/ngene-core.c index ce69e648b663..8c92cb7f7e72 100644 --- a/drivers/media/pci/ngene/ngene-core.c +++ b/drivers/media/pci/ngene/ngene-core.c @@ -336,9 +336,9 @@ int ngene_command(struct ngene *dev, struct ngene_command *com) { int result; - down(&dev->cmd_mutex); + mutex_lock(&dev->cmd_mutex); result = ngene_command_mutex(dev, com); - up(&dev->cmd_mutex); + mutex_unlock(&dev->cmd_mutex); return result; } @@ -560,7 +560,6 @@ static int ngene_command_stream_control(struct ngene *dev, u8 stream, u16 BsSPI = ((stream & 1) ? 0x9800 : 0x9700); u16 BsSDO = 0x9B00; - down(&dev->stream_mutex); memset(&com, 0, sizeof(com)); com.cmd.hdr.Opcode = CMD_CONTROL; com.cmd.hdr.Length = sizeof(struct FW_STREAM_CONTROL) - 2; @@ -586,17 +585,13 @@ static int ngene_command_stream_control(struct ngene *dev, u8 stream, chan->State = KSSTATE_ACQUIRE; chan->HWState = HWSTATE_STOP; spin_unlock_irq(&chan->state_lock); - if (ngene_command(dev, &com) < 0) { - up(&dev->stream_mutex); + if (ngene_command(dev, &com) < 0) return -1; - } /* clear_buffers(chan); */ flush_buffers(chan); - up(&dev->stream_mutex); return 0; } spin_unlock_irq(&chan->state_lock); - up(&dev->stream_mutex); return 0; } @@ -692,11 +687,9 @@ static int ngene_command_stream_control(struct ngene *dev, u8 stream, chan->HWState = HWSTATE_STARTUP; spin_unlock_irq(&chan->state_lock); - if (ngene_command(dev, &com) < 0) { - up(&dev->stream_mutex); + if (ngene_command(dev, &com) < 0) return -1; - } - up(&dev->stream_mutex); + return 0; } @@ -750,8 +743,11 @@ void set_transfer(struct ngene_channel *chan, int state) /* else printk(KERN_INFO DEVICE_NAME ": lock=%08x\n", ngreadl(0x9310)); */ + mutex_lock(&dev->stream_mutex); ret = ngene_command_stream_control(dev, chan->number, control, mode, flags); + mutex_unlock(&dev->stream_mutex); + if (!ret) chan->running = state; else @@ -1283,7 +1279,7 @@ static int ngene_load_firm(struct ngene *dev) static void ngene_stop(struct ngene *dev) { - down(&dev->cmd_mutex); + mutex_destroy(&dev->cmd_mutex); i2c_del_adapter(&(dev->channel[0].i2c_adapter)); i2c_del_adapter(&(dev->channel[1].i2c_adapter)); ngwritel(0, NGENE_INT_ENABLE); @@ -1346,10 +1342,10 @@ static int ngene_start(struct ngene *dev) init_waitqueue_head(&dev->cmd_wq); init_waitqueue_head(&dev->tx_wq); init_waitqueue_head(&dev->rx_wq); - sema_init(&dev->cmd_mutex, 1); - sema_init(&dev->stream_mutex, 1); + mutex_init(&dev->cmd_mutex); + mutex_init(&dev->stream_mutex); sema_init(&dev->pll_mutex, 1); - sema_init(&dev->i2c_switch_mutex, 1); + mutex_init(&dev->i2c_switch_mutex); spin_lock_init(&dev->cmd_lock); for (i = 0; i < MAX_STREAM; i++) spin_lock_init(&dev->channel[i].state_lock); @@ -1606,10 +1602,10 @@ static void ngene_unlink(struct ngene *dev) com.in_len = 3; com.out_len = 1; - down(&dev->cmd_mutex); + mutex_lock(&dev->cmd_mutex); ngwritel(0, NGENE_INT_ENABLE); ngene_command_mutex(dev, &com); - up(&dev->cmd_mutex); + mutex_unlock(&dev->cmd_mutex); } void ngene_shutdown(struct pci_dev *pdev) diff --git a/drivers/media/pci/ngene/ngene-i2c.c b/drivers/media/pci/ngene/ngene-i2c.c index cf39fcf54adf..fbf36353c701 100644 --- a/drivers/media/pci/ngene/ngene-i2c.c +++ b/drivers/media/pci/ngene/ngene-i2c.c @@ -118,7 +118,7 @@ static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, (struct ngene_channel *)i2c_get_adapdata(adapter); struct ngene *dev = chan->dev; - down(&dev->i2c_switch_mutex); + mutex_lock(&dev->i2c_switch_mutex); ngene_i2c_set_bus(dev, chan->number); if (num == 2 && msg[1].flags & I2C_M_RD && !(msg[0].flags & I2C_M_RD)) @@ -136,11 +136,11 @@ static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, msg[0].buf, msg[0].len, 0)) goto done; - up(&dev->i2c_switch_mutex); + mutex_unlock(&dev->i2c_switch_mutex); return -EIO; done: - up(&dev->i2c_switch_mutex); + mutex_unlock(&dev->i2c_switch_mutex); return num; } diff --git a/drivers/media/pci/ngene/ngene.h b/drivers/media/pci/ngene/ngene.h index 10d8f74c4f0a..7c7cd217333d 100644 --- a/drivers/media/pci/ngene/ngene.h +++ b/drivers/media/pci/ngene/ngene.h @@ -762,10 +762,10 @@ struct ngene { wait_queue_head_t cmd_wq; int cmd_done; - struct semaphore cmd_mutex; - struct semaphore stream_mutex; + struct mutex cmd_mutex; + struct mutex stream_mutex; struct semaphore pll_mutex; - struct semaphore i2c_switch_mutex; + struct mutex i2c_switch_mutex; int i2c_current_channel; int i2c_current_bus; spinlock_t cmd_lock; diff --git a/drivers/media/pci/tw5864/tw5864-video.c b/drivers/media/pci/tw5864/tw5864-video.c index 2a044be729da..e7bd2b8484e3 100644 --- a/drivers/media/pci/tw5864/tw5864-video.c +++ b/drivers/media/pci/tw5864/tw5864-video.c @@ -545,6 +545,7 @@ static int tw5864_fmt_vid_cap(struct file *file, void *priv, switch (input->std) { default: WARN_ON_ONCE(1); + return -EINVAL; case STD_NTSC: f->fmt.pix.height = 480; break; diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 1313cd533436..fb1fa0b82077 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -475,8 +475,8 @@ config VIDEO_QCOM_VENUS tristate "Qualcomm Venus V4L2 encoder/decoder driver" depends on VIDEO_DEV && VIDEO_V4L2 && HAS_DMA depends on (ARCH_QCOM && IOMMU_DMA) || COMPILE_TEST - select QCOM_MDT_LOADER if (ARM || ARM64) - select QCOM_SCM if (ARM || ARM64) + select QCOM_MDT_LOADER if ARCH_QCOM + select QCOM_SCM if ARCH_QCOM select VIDEOBUF2_DMA_SG select V4L2_MEM2MEM_DEV ---help--- diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index 25cbf9e5ac5a..bba1eb43b5d8 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -393,8 +393,8 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, int ret; int i; - if (ctx->codec && (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 || - ctx->codec->dst_fourcc == V4L2_PIX_FMT_H264)) { + if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 || + ctx->codec->dst_fourcc == V4L2_PIX_FMT_H264) { width = round_up(q_data->width, 16); height = round_up(q_data->height, 16); } else { @@ -2198,7 +2198,7 @@ static void coda_finish_decode(struct coda_ctx *ctx) ctx->display_idx = display_idx; } -static void coda_error_decode(struct coda_ctx *ctx) +static void coda_decode_timeout(struct coda_ctx *ctx) { struct vb2_v4l2_buffer *dst_buf; @@ -2223,7 +2223,7 @@ const struct coda_context_ops coda_bit_decode_ops = { .start_streaming = coda_start_decoding, .prepare_run = coda_prepare_decode, .finish_run = coda_finish_decode, - .error_run = coda_error_decode, + .run_timeout = coda_decode_timeout, .seq_end_work = coda_seq_end_work, .release = coda_bit_release, }; diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index f92cc7df58fb..829c7895a98a 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -1164,8 +1164,8 @@ static void coda_pic_run_work(struct work_struct *work) coda_hw_reset(ctx); - if (ctx->ops->error_run) - ctx->ops->error_run(ctx); + if (ctx->ops->run_timeout) + ctx->ops->run_timeout(ctx); } else if (!ctx->aborting) { ctx->ops->finish_run(ctx); } diff --git a/drivers/media/platform/coda/coda.h b/drivers/media/platform/coda/coda.h index 40fe22f0d757..c5f504d8cf67 100644 --- a/drivers/media/platform/coda/coda.h +++ b/drivers/media/platform/coda/coda.h @@ -183,7 +183,7 @@ struct coda_context_ops { int (*start_streaming)(struct coda_ctx *ctx); int (*prepare_run)(struct coda_ctx *ctx); void (*finish_run)(struct coda_ctx *ctx); - void (*error_run)(struct coda_ctx *ctx); + void (*run_timeout)(struct coda_ctx *ctx); void (*seq_end_work)(struct work_struct *work); void (*release)(struct coda_ctx *ctx); }; diff --git a/drivers/media/platform/davinci/ccdc_hw_device.h b/drivers/media/platform/davinci/ccdc_hw_device.h index 8f6688a7a111..f1b521045d64 100644 --- a/drivers/media/platform/davinci/ccdc_hw_device.h +++ b/drivers/media/platform/davinci/ccdc_hw_device.h @@ -42,16 +42,6 @@ struct ccdc_hw_ops { int (*set_hw_if_params) (struct vpfe_hw_if_param *param); /* get interface parameters */ int (*get_hw_if_params) (struct vpfe_hw_if_param *param); - /* - * Pointer to function to set parameters. Used - * for implementing VPFE_S_CCDC_PARAMS - */ - int (*set_params) (void *params); - /* - * Pointer to function to get parameter. Used - * for implementing VPFE_G_CCDC_PARAMS - */ - int (*get_params) (void *params); /* Pointer to function to configure ccdc */ int (*configure) (void); diff --git a/drivers/media/platform/davinci/dm355_ccdc.c b/drivers/media/platform/davinci/dm355_ccdc.c index 73db166dc338..6d492dc4c3a9 100644 --- a/drivers/media/platform/davinci/dm355_ccdc.c +++ b/drivers/media/platform/davinci/dm355_ccdc.c @@ -17,12 +17,7 @@ * This module is for configuring DM355 CCD controller of VPFE to capture * Raw yuv or Bayer RGB data from a decoder. CCDC has several modules * such as Defect Pixel Correction, Color Space Conversion etc to - * pre-process the Bayer RGB data, before writing it to SDRAM. This - * module also allows application to configure individual - * module parameters through VPFE_CMD_S_CCDC_RAW_PARAMS IOCTL. - * To do so, application include dm355_ccdc.h and vpfe_capture.h header - * files. The setparams() API is called by vpfe_capture driver - * to configure module parameters + * pre-process the Bayer RGB data, before writing it to SDRAM. * * TODO: 1) Raw bayer parameter settings and bayer capture * 2) Split module parameter structure to module specific ioctl structs @@ -260,90 +255,6 @@ static void ccdc_setwin(struct v4l2_rect *image_win, dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_setwin..."); } -static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam) -{ - if (ccdcparam->datasft < CCDC_DATA_NO_SHIFT || - ccdcparam->datasft > CCDC_DATA_SHIFT_6BIT) { - dev_dbg(ccdc_cfg.dev, "Invalid value of data shift\n"); - return -EINVAL; - } - - if (ccdcparam->mfilt1 < CCDC_NO_MEDIAN_FILTER1 || - ccdcparam->mfilt1 > CCDC_MEDIAN_FILTER1) { - dev_dbg(ccdc_cfg.dev, "Invalid value of median filter1\n"); - return -EINVAL; - } - - if (ccdcparam->mfilt2 < CCDC_NO_MEDIAN_FILTER2 || - ccdcparam->mfilt2 > CCDC_MEDIAN_FILTER2) { - dev_dbg(ccdc_cfg.dev, "Invalid value of median filter2\n"); - return -EINVAL; - } - - if ((ccdcparam->med_filt_thres < 0) || - (ccdcparam->med_filt_thres > CCDC_MED_FILT_THRESH)) { - dev_dbg(ccdc_cfg.dev, - "Invalid value of median filter threshold\n"); - return -EINVAL; - } - - if (ccdcparam->data_sz < CCDC_DATA_16BITS || - ccdcparam->data_sz > CCDC_DATA_8BITS) { - dev_dbg(ccdc_cfg.dev, "Invalid value of data size\n"); - return -EINVAL; - } - - if (ccdcparam->alaw.enable) { - if (ccdcparam->alaw.gamma_wd < CCDC_GAMMA_BITS_13_4 || - ccdcparam->alaw.gamma_wd > CCDC_GAMMA_BITS_09_0) { - dev_dbg(ccdc_cfg.dev, "Invalid value of ALAW\n"); - return -EINVAL; - } - } - - if (ccdcparam->blk_clamp.b_clamp_enable) { - if (ccdcparam->blk_clamp.sample_pixel < CCDC_SAMPLE_1PIXELS || - ccdcparam->blk_clamp.sample_pixel > CCDC_SAMPLE_16PIXELS) { - dev_dbg(ccdc_cfg.dev, - "Invalid value of sample pixel\n"); - return -EINVAL; - } - if (ccdcparam->blk_clamp.sample_ln < CCDC_SAMPLE_1LINES || - ccdcparam->blk_clamp.sample_ln > CCDC_SAMPLE_16LINES) { - dev_dbg(ccdc_cfg.dev, - "Invalid value of sample lines\n"); - return -EINVAL; - } - } - return 0; -} - -/* Parameter operations */ -static int ccdc_set_params(void __user *params) -{ - struct ccdc_config_params_raw ccdc_raw_params; - int x; - - /* only raw module parameters can be set through the IOCTL */ - if (ccdc_cfg.if_type != VPFE_RAW_BAYER) - return -EINVAL; - - x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params)); - if (x) { - dev_dbg(ccdc_cfg.dev, "ccdc_set_params: error in copying ccdcparams, %d\n", - x); - return -EFAULT; - } - - if (!validate_ccdc_param(&ccdc_raw_params)) { - memcpy(&ccdc_cfg.bayer.config_params, - &ccdc_raw_params, - sizeof(ccdc_raw_params)); - return 0; - } - return -EINVAL; -} - /* This function will configure CCDC for YCbCr video capture */ static void ccdc_config_ycbcr(void) { @@ -939,7 +850,6 @@ static struct ccdc_hw_device ccdc_hw_dev = { .enable = ccdc_enable, .enable_out_to_sdram = ccdc_enable_output_to_sdram, .set_hw_if_params = ccdc_set_hw_if_params, - .set_params = ccdc_set_params, .configure = ccdc_configure, .set_buftype = ccdc_set_buftype, .get_buftype = ccdc_get_buftype, diff --git a/drivers/media/platform/davinci/dm644x_ccdc.c b/drivers/media/platform/davinci/dm644x_ccdc.c index 740fbc7a8c14..3b2d8a9317b8 100644 --- a/drivers/media/platform/davinci/dm644x_ccdc.c +++ b/drivers/media/platform/davinci/dm644x_ccdc.c @@ -17,13 +17,9 @@ * This module is for configuring CCD controller of DM6446 VPFE to capture * Raw yuv or Bayer RGB data from a decoder. CCDC has several modules * such as Defect Pixel Correction, Color Space Conversion etc to - * pre-process the Raw Bayer RGB data, before writing it to SDRAM. This - * module also allows application to configure individual - * module parameters through VPFE_CMD_S_CCDC_RAW_PARAMS IOCTL. - * To do so, application includes dm644x_ccdc.h and vpfe_capture.h header - * files. The setparams() API is called by vpfe_capture driver - * to configure module parameters. This file is named DM644x so that other - * variants such DM6443 may be supported using the same module. + * pre-process the Raw Bayer RGB data, before writing it to SDRAM. + * This file is named DM644x so that other variants such DM6443 + * may be supported using the same module. * * TODO: Test Raw bayer parameter settings and bayer capture * Split module parameter structure to module specific ioctl structs @@ -216,96 +212,8 @@ static void ccdc_readregs(void) dev_notice(ccdc_cfg.dev, "\nReading 0x%x to VERT_LINES...\n", val); } -static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam) -{ - if (ccdcparam->alaw.enable) { - u8 max_gamma = ccdc_gamma_width_max_bit(ccdcparam->alaw.gamma_wd); - u8 max_data = ccdc_data_size_max_bit(ccdcparam->data_sz); - - if ((ccdcparam->alaw.gamma_wd > CCDC_GAMMA_BITS_09_0) || - (ccdcparam->alaw.gamma_wd < CCDC_GAMMA_BITS_15_6) || - (max_gamma > max_data)) { - dev_dbg(ccdc_cfg.dev, "\nInvalid data line select"); - return -1; - } - } - return 0; -} - -static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params) -{ - struct ccdc_config_params_raw *config_params = - &ccdc_cfg.bayer.config_params; - unsigned int *fpc_virtaddr = NULL; - unsigned int *fpc_physaddr = NULL; - - memcpy(config_params, raw_params, sizeof(*raw_params)); - /* - * allocate memory for fault pixel table and copy the user - * values to the table - */ - if (!config_params->fault_pxl.enable) - return 0; - - fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr; - fpc_virtaddr = (unsigned int *)phys_to_virt( - (unsigned long)fpc_physaddr); - /* - * Allocate memory for FPC table if current - * FPC table buffer is not big enough to - * accommodate FPC Number requested - */ - if (raw_params->fault_pxl.fp_num != config_params->fault_pxl.fp_num) { - if (fpc_physaddr != NULL) { - free_pages((unsigned long)fpc_virtaddr, - get_order - (config_params->fault_pxl.fp_num * - FP_NUM_BYTES)); - } - - /* Allocate memory for FPC table */ - fpc_virtaddr = - (unsigned int *)__get_free_pages(GFP_KERNEL | GFP_DMA, - get_order(raw_params-> - fault_pxl.fp_num * - FP_NUM_BYTES)); - - if (fpc_virtaddr == NULL) { - dev_dbg(ccdc_cfg.dev, - "\nUnable to allocate memory for FPC"); - return -EFAULT; - } - fpc_physaddr = - (unsigned int *)virt_to_phys((void *)fpc_virtaddr); - } - - /* Copy number of fault pixels and FPC table */ - config_params->fault_pxl.fp_num = raw_params->fault_pxl.fp_num; - if (copy_from_user(fpc_virtaddr, - (void __user *)raw_params->fault_pxl.fpc_table_addr, - config_params->fault_pxl.fp_num * FP_NUM_BYTES)) { - dev_dbg(ccdc_cfg.dev, "\n copy_from_user failed"); - return -EFAULT; - } - config_params->fault_pxl.fpc_table_addr = (unsigned long)fpc_physaddr; - return 0; -} - static int ccdc_close(struct device *dev) { - struct ccdc_config_params_raw *config_params = - &ccdc_cfg.bayer.config_params; - unsigned int *fpc_physaddr = NULL, *fpc_virtaddr = NULL; - - fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr; - - if (fpc_physaddr != NULL) { - fpc_virtaddr = (unsigned int *) - phys_to_virt((unsigned long)fpc_physaddr); - free_pages((unsigned long)fpc_virtaddr, - get_order(config_params->fault_pxl.fp_num * - FP_NUM_BYTES)); - } return 0; } @@ -339,29 +247,6 @@ static void ccdc_sbl_reset(void) vpss_clear_wbl_overflow(VPSS_PCR_CCDC_WBL_O); } -/* Parameter operations */ -static int ccdc_set_params(void __user *params) -{ - struct ccdc_config_params_raw ccdc_raw_params; - int x; - - if (ccdc_cfg.if_type != VPFE_RAW_BAYER) - return -EINVAL; - - x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params)); - if (x) { - dev_dbg(ccdc_cfg.dev, "ccdc_set_params: error in copyingccdc params, %d\n", - x); - return -EFAULT; - } - - if (!validate_ccdc_param(&ccdc_raw_params)) { - if (!ccdc_update_raw_params(&ccdc_raw_params)) - return 0; - } - return -EINVAL; -} - /* * ccdc_config_ycbcr() * This function will configure CCDC for YCbCr video capture @@ -489,32 +374,6 @@ static void ccdc_config_black_compense(struct ccdc_black_compensation *bcomp) regw(val, CCDC_BLKCMP); } -static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc) -{ - u32 val; - - /* Initially disable FPC */ - val = CCDC_FPC_DISABLE; - regw(val, CCDC_FPC); - - if (!fpc->enable) - return; - - /* Configure Fault pixel if needed */ - regw(fpc->fpc_table_addr, CCDC_FPC_ADDR); - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%lx to FPC_ADDR...\n", - (fpc->fpc_table_addr)); - /* Write the FPC params with FPC disable */ - val = fpc->fp_num & CCDC_FPC_FPC_NUM_MASK; - regw(val, CCDC_FPC); - - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC...\n", val); - /* read the FPC register */ - val = regr(CCDC_FPC) | CCDC_FPC_ENABLE; - regw(val, CCDC_FPC); - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC...\n", val); -} - /* * ccdc_config_raw() * This function will configure CCDC for Raw capture mode @@ -569,9 +428,6 @@ static void ccdc_config_raw(void) /* Configure Black level compensation */ ccdc_config_black_compense(&config_params->blk_comp); - /* Configure Fault Pixel Correction */ - ccdc_config_fpc(&config_params->fault_pxl); - /* If data size is 8 bit then pack the data */ if ((config_params->data_sz == CCDC_DATA_8BITS) || config_params->alaw.enable) @@ -929,7 +785,6 @@ static struct ccdc_hw_device ccdc_hw_dev = { .reset = ccdc_sbl_reset, .enable = ccdc_enable, .set_hw_if_params = ccdc_set_hw_if_params, - .set_params = ccdc_set_params, .configure = ccdc_configure, .set_buftype = ccdc_set_buftype, .get_buftype = ccdc_get_buftype, diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index e3fe3e0635aa..b1bf4a7e8eb7 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -281,45 +281,6 @@ void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev) EXPORT_SYMBOL(vpfe_unregister_ccdc_device); /* - * vpfe_get_ccdc_image_format - Get image parameters based on CCDC settings - */ -static int vpfe_get_ccdc_image_format(struct vpfe_device *vpfe_dev, - struct v4l2_format *f) -{ - struct v4l2_rect image_win; - enum ccdc_buftype buf_type; - enum ccdc_frmfmt frm_fmt; - - memset(f, 0, sizeof(*f)); - f->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - ccdc_dev->hw_ops.get_image_window(&image_win); - f->fmt.pix.width = image_win.width; - f->fmt.pix.height = image_win.height; - f->fmt.pix.bytesperline = ccdc_dev->hw_ops.get_line_length(); - f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * - f->fmt.pix.height; - buf_type = ccdc_dev->hw_ops.get_buftype(); - f->fmt.pix.pixelformat = ccdc_dev->hw_ops.get_pixel_format(); - frm_fmt = ccdc_dev->hw_ops.get_frame_format(); - if (frm_fmt == CCDC_FRMFMT_PROGRESSIVE) - f->fmt.pix.field = V4L2_FIELD_NONE; - else if (frm_fmt == CCDC_FRMFMT_INTERLACED) { - if (buf_type == CCDC_BUFTYPE_FLD_INTERLEAVED) - f->fmt.pix.field = V4L2_FIELD_INTERLACED; - else if (buf_type == CCDC_BUFTYPE_FLD_SEPARATED) - f->fmt.pix.field = V4L2_FIELD_SEQ_TB; - else { - v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf_type\n"); - return -EINVAL; - } - } else { - v4l2_err(&vpfe_dev->v4l2_dev, "Invalid frm_fmt\n"); - return -EINVAL; - } - return 0; -} - -/* * vpfe_config_ccdc_image_format() * For a pix format, configure ccdc to setup the capture */ @@ -1697,59 +1658,6 @@ unlock_out: return ret; } - -static long vpfe_param_handler(struct file *file, void *priv, - bool valid_prio, unsigned int cmd, void *param) -{ - struct vpfe_device *vpfe_dev = video_drvdata(file); - int ret; - - v4l2_dbg(2, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n"); - - if (vpfe_dev->started) { - /* only allowed if streaming is not started */ - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "device already started\n"); - return -EBUSY; - } - - ret = mutex_lock_interruptible(&vpfe_dev->lock); - if (ret) - return ret; - - switch (cmd) { - case VPFE_CMD_S_CCDC_RAW_PARAMS: - v4l2_warn(&vpfe_dev->v4l2_dev, - "VPFE_CMD_S_CCDC_RAW_PARAMS: experimental ioctl\n"); - if (ccdc_dev->hw_ops.set_params) { - ret = ccdc_dev->hw_ops.set_params(param); - if (ret) { - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "Error setting parameters in CCDC\n"); - goto unlock_out; - } - ret = vpfe_get_ccdc_image_format(vpfe_dev, - &vpfe_dev->fmt); - if (ret < 0) { - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "Invalid image format at CCDC\n"); - goto unlock_out; - } - } else { - ret = -EINVAL; - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "VPFE_CMD_S_CCDC_RAW_PARAMS not supported\n"); - } - break; - default: - ret = -ENOTTY; - } -unlock_out: - mutex_unlock(&vpfe_dev->lock); - return ret; -} - - /* vpfe capture ioctl operations */ static const struct v4l2_ioctl_ops vpfe_ioctl_ops = { .vidioc_querycap = vpfe_querycap, @@ -1772,7 +1680,6 @@ static const struct v4l2_ioctl_ops vpfe_ioctl_ops = { .vidioc_cropcap = vpfe_cropcap, .vidioc_g_selection = vpfe_g_selection, .vidioc_s_selection = vpfe_s_selection, - .vidioc_default = vpfe_param_handler, }; static struct vpfe_device *vpfe_initialize(void) diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index d78580f9e431..4be6554c56c5 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1719,7 +1719,6 @@ vpif_unregister: */ static int vpif_remove(struct platform_device *device) { - struct common_obj *common; struct channel_obj *ch; int i; @@ -1730,7 +1729,6 @@ static int vpif_remove(struct platform_device *device) for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) { /* Get the pointer to the channel object */ ch = vpif_obj.dev[i]; - common = &ch->common[VPIF_VIDEO_INDEX]; /* Unregister video device */ video_unregister_device(&ch->video_dev); kfree(vpif_obj.dev[i]); diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index b5ac6ce626b3..bf982bf86542 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -1339,7 +1339,6 @@ vpif_unregister: */ static int vpif_remove(struct platform_device *device) { - struct common_obj *common; struct channel_obj *ch; int i; @@ -1350,7 +1349,6 @@ static int vpif_remove(struct platform_device *device) for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) { /* Get the pointer to the channel object */ ch = vpif_obj.dev[i]; - common = &ch->common[VPIF_VIDEO_INDEX]; /* Unregister video device */ video_unregister_device(&ch->video_dev); kfree(vpif_obj.dev[i]); diff --git a/drivers/media/platform/omap/omap_vout_vrfb.c b/drivers/media/platform/omap/omap_vout_vrfb.c index 92c4e1826356..45a553d4f5b2 100644 --- a/drivers/media/platform/omap/omap_vout_vrfb.c +++ b/drivers/media/platform/omap/omap_vout_vrfb.c @@ -16,7 +16,6 @@ #include <media/videobuf-dma-contig.h> #include <media/v4l2-device.h> -#include <linux/omap-dma.h> #include <video/omapvrfb.h> #include "omap_voutdef.h" @@ -63,7 +62,7 @@ static int omap_vout_allocate_vrfb_buffers(struct omap_vout_device *vout, /* * Wakes up the application once the DMA transfer to VRFB space is completed. */ -static void omap_vout_vrfb_dma_tx_callback(int lch, u16 ch_status, void *data) +static void omap_vout_vrfb_dma_tx_callback(void *data) { struct vid_vrfb_dma *t = (struct vid_vrfb_dma *) data; @@ -94,6 +93,7 @@ int omap_vout_setup_vrfb_bufs(struct platform_device *pdev, int vid_num, int ret = 0, i, j; struct omap_vout_device *vout; struct video_device *vfd; + dma_cap_mask_t mask; int image_width, image_height; int vrfb_num_bufs = VRFB_NUM_BUFS; struct v4l2_device *v4l2_dev = platform_get_drvdata(pdev); @@ -131,18 +131,27 @@ int omap_vout_setup_vrfb_bufs(struct platform_device *pdev, int vid_num, /* * Request and Initialize DMA, for DMA based VRFB transfer */ - vout->vrfb_dma_tx.dev_id = OMAP_DMA_NO_DEVICE; - vout->vrfb_dma_tx.dma_ch = -1; - vout->vrfb_dma_tx.req_status = DMA_CHAN_ALLOTED; - ret = omap_request_dma(vout->vrfb_dma_tx.dev_id, "VRFB DMA TX", - omap_vout_vrfb_dma_tx_callback, - (void *) &vout->vrfb_dma_tx, &vout->vrfb_dma_tx.dma_ch); - if (ret < 0) { + dma_cap_zero(mask); + dma_cap_set(DMA_INTERLEAVE, mask); + vout->vrfb_dma_tx.chan = dma_request_chan_by_mask(&mask); + if (IS_ERR(vout->vrfb_dma_tx.chan)) { vout->vrfb_dma_tx.req_status = DMA_CHAN_NOT_ALLOTED; + } else { + size_t xt_size = sizeof(struct dma_interleaved_template) + + sizeof(struct data_chunk); + + vout->vrfb_dma_tx.xt = kzalloc(xt_size, GFP_KERNEL); + if (!vout->vrfb_dma_tx.xt) { + dma_release_channel(vout->vrfb_dma_tx.chan); + vout->vrfb_dma_tx.req_status = DMA_CHAN_NOT_ALLOTED; + } + } + + if (vout->vrfb_dma_tx.req_status == DMA_CHAN_NOT_ALLOTED) dev_info(&pdev->dev, ": failed to allocate DMA Channel for video%d\n", vfd->minor); - } + init_waitqueue_head(&vout->vrfb_dma_tx.wait); /* statically allocated the VRFB buffer is done through @@ -177,7 +186,9 @@ void omap_vout_release_vrfb(struct omap_vout_device *vout) if (vout->vrfb_dma_tx.req_status == DMA_CHAN_ALLOTED) { vout->vrfb_dma_tx.req_status = DMA_CHAN_NOT_ALLOTED; - omap_free_dma(vout->vrfb_dma_tx.dma_ch); + kfree(vout->vrfb_dma_tx.xt); + dmaengine_terminate_sync(vout->vrfb_dma_tx.chan); + dma_release_channel(vout->vrfb_dma_tx.chan); } } @@ -219,70 +230,84 @@ int omap_vout_vrfb_buffer_setup(struct omap_vout_device *vout, } int omap_vout_prepare_vrfb(struct omap_vout_device *vout, - struct videobuf_buffer *vb) + struct videobuf_buffer *vb) { - dma_addr_t dmabuf; - struct vid_vrfb_dma *tx; + struct dma_async_tx_descriptor *tx; + enum dma_ctrl_flags flags; + struct dma_chan *chan = vout->vrfb_dma_tx.chan; + struct dma_device *dmadev = chan->device; + struct dma_interleaved_template *xt = vout->vrfb_dma_tx.xt; + dma_cookie_t cookie; + enum dma_status status; enum dss_rotation rotation; - u32 dest_frame_index = 0, src_element_index = 0; - u32 dest_element_index = 0, src_frame_index = 0; - u32 elem_count = 0, frame_count = 0, pixsize = 2; + size_t dst_icg; + u32 pixsize; if (!is_rotation_enabled(vout)) return 0; - dmabuf = vout->buf_phy_addr[vb->i]; /* If rotation is enabled, copy input buffer into VRFB * memory space using DMA. We are copying input buffer * into VRFB memory space of desired angle and DSS will * read image VRFB memory for 0 degree angle */ + pixsize = vout->bpp * vout->vrfb_bpp; - /* - * DMA transfer in double index mode - */ + dst_icg = ((MAX_PIXELS_PER_LINE * pixsize) - + (vout->pix.width * vout->bpp)) + 1; + + xt->src_start = vout->buf_phy_addr[vb->i]; + xt->dst_start = vout->vrfb_context[vb->i].paddr[0]; + + xt->numf = vout->pix.height; + xt->frame_size = 1; + xt->sgl[0].size = vout->pix.width * vout->bpp; + xt->sgl[0].icg = dst_icg; + + xt->dir = DMA_MEM_TO_MEM; + xt->src_sgl = false; + xt->src_inc = true; + xt->dst_sgl = true; + xt->dst_inc = true; + + tx = dmadev->device_prep_interleaved_dma(chan, xt, flags); + if (tx == NULL) { + pr_err("%s: DMA interleaved prep error\n", __func__); + return -EINVAL; + } - /* Frame index */ - dest_frame_index = ((MAX_PIXELS_PER_LINE * pixsize) - - (vout->pix.width * vout->bpp)) + 1; - - /* Source and destination parameters */ - src_element_index = 0; - src_frame_index = 0; - dest_element_index = 1; - /* Number of elements per frame */ - elem_count = vout->pix.width * vout->bpp; - frame_count = vout->pix.height; - tx = &vout->vrfb_dma_tx; - tx->tx_status = 0; - omap_set_dma_transfer_params(tx->dma_ch, OMAP_DMA_DATA_TYPE_S32, - (elem_count / 4), frame_count, OMAP_DMA_SYNC_ELEMENT, - tx->dev_id, 0x0); - /* src_port required only for OMAP1 */ - omap_set_dma_src_params(tx->dma_ch, 0, OMAP_DMA_AMODE_POST_INC, - dmabuf, src_element_index, src_frame_index); - /*set dma source burst mode for VRFB */ - omap_set_dma_src_burst_mode(tx->dma_ch, OMAP_DMA_DATA_BURST_16); - rotation = calc_rotation(vout); + tx->callback = omap_vout_vrfb_dma_tx_callback; + tx->callback_param = &vout->vrfb_dma_tx; + + cookie = dmaengine_submit(tx); + if (dma_submit_error(cookie)) { + pr_err("%s: dmaengine_submit failed (%d)\n", __func__, cookie); + return -EINVAL; + } - /* dest_port required only for OMAP1 */ - omap_set_dma_dest_params(tx->dma_ch, 0, OMAP_DMA_AMODE_DOUBLE_IDX, - vout->vrfb_context[vb->i].paddr[0], dest_element_index, - dest_frame_index); - /*set dma dest burst mode for VRFB */ - omap_set_dma_dest_burst_mode(tx->dma_ch, OMAP_DMA_DATA_BURST_16); - omap_dma_set_global_params(DMA_DEFAULT_ARB_RATE, 0x20, 0); + vout->vrfb_dma_tx.tx_status = 0; + dma_async_issue_pending(chan); - omap_start_dma(tx->dma_ch); - wait_event_interruptible_timeout(tx->wait, tx->tx_status == 1, + wait_event_interruptible_timeout(vout->vrfb_dma_tx.wait, + vout->vrfb_dma_tx.tx_status == 1, VRFB_TX_TIMEOUT); - if (tx->tx_status == 0) { - omap_stop_dma(tx->dma_ch); + status = dma_async_is_tx_complete(chan, cookie, NULL, NULL); + + if (vout->vrfb_dma_tx.tx_status == 0) { + pr_err("%s: Timeout while waiting for DMA\n", __func__); + dmaengine_terminate_sync(chan); + return -EINVAL; + } else if (status != DMA_COMPLETE) { + pr_err("%s: DMA completion %s status\n", __func__, + status == DMA_ERROR ? "error" : "busy"); + dmaengine_terminate_sync(chan); return -EINVAL; } + /* Store buffers physical address into an array. Addresses * from this array will be used to configure DSS */ + rotation = calc_rotation(vout); vout->queued_buf_addr[vb->i] = (u8 *) vout->vrfb_context[vb->i].paddr[rotation]; return 0; diff --git a/drivers/media/platform/omap/omap_voutdef.h b/drivers/media/platform/omap/omap_voutdef.h index 80c79fabdf95..56b630b1c8b4 100644 --- a/drivers/media/platform/omap/omap_voutdef.h +++ b/drivers/media/platform/omap/omap_voutdef.h @@ -14,6 +14,7 @@ #include <media/v4l2-ctrls.h> #include <video/omapfb_dss.h> #include <video/omapvrfb.h> +#include <linux/dmaengine.h> #define YUYV_BPP 2 #define RGB565_BPP 2 @@ -81,8 +82,9 @@ enum vout_rotaion_type { * for VRFB hidden buffer */ struct vid_vrfb_dma { - int dev_id; - int dma_ch; + struct dma_chan *chan; + struct dma_interleaved_template *xt; + int req_status; int tx_status; wait_queue_head_t wait; diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 776d2bae6979..41eef376eb2d 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -76,7 +76,7 @@ static void venus_sys_error_handler(struct work_struct *work) hfi_core_deinit(core, true); hfi_destroy(core); mutex_lock(&core->lock); - venus_shutdown(&core->dev_fw); + venus_shutdown(core->dev); pm_runtime_put_sync(core->dev); @@ -84,7 +84,7 @@ static void venus_sys_error_handler(struct work_struct *work) pm_runtime_get_sync(core->dev); - ret |= venus_boot(core->dev, &core->dev_fw, core->res->fwname); + ret |= venus_boot(core->dev, core->res->fwname); ret |= hfi_core_resume(core, true); @@ -137,7 +137,7 @@ static int venus_clks_enable(struct venus_core *core) return 0; err: - while (--i) + while (i--) clk_disable_unprepare(core->clks[i]); return ret; @@ -207,7 +207,7 @@ static int venus_probe(struct platform_device *pdev) if (ret < 0) goto err_runtime_disable; - ret = venus_boot(dev, &core->dev_fw, core->res->fwname); + ret = venus_boot(dev, core->res->fwname); if (ret) goto err_runtime_disable; @@ -238,7 +238,7 @@ err_dev_unregister: err_core_deinit: hfi_core_deinit(core, false); err_venus_shutdown: - venus_shutdown(&core->dev_fw); + venus_shutdown(dev); err_runtime_disable: pm_runtime_set_suspended(dev); pm_runtime_disable(dev); @@ -259,7 +259,7 @@ static int venus_remove(struct platform_device *pdev) WARN_ON(ret); hfi_destroy(core); - venus_shutdown(&core->dev_fw); + venus_shutdown(dev); of_platform_depopulate(dev); pm_runtime_put_sync(dev); @@ -270,8 +270,7 @@ static int venus_remove(struct platform_device *pdev) return ret; } -#ifdef CONFIG_PM -static int venus_runtime_suspend(struct device *dev) +static __maybe_unused int venus_runtime_suspend(struct device *dev) { struct venus_core *core = dev_get_drvdata(dev); int ret; @@ -283,7 +282,7 @@ static int venus_runtime_suspend(struct device *dev) return ret; } -static int venus_runtime_resume(struct device *dev) +static __maybe_unused int venus_runtime_resume(struct device *dev) { struct venus_core *core = dev_get_drvdata(dev); int ret; @@ -302,7 +301,6 @@ err_clks_disable: venus_clks_disable(core); return ret; } -#endif static const struct dev_pm_ops venus_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index e542700eee32..cba092bcb76d 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -101,7 +101,6 @@ struct venus_core { struct device *dev; struct device *dev_dec; struct device *dev_enc; - struct device dev_fw; struct mutex lock; struct list_head instances; atomic_t insts_count; diff --git a/drivers/media/platform/qcom/venus/firmware.c b/drivers/media/platform/qcom/venus/firmware.c index 1b1a4f355918..521d4b36c090 100644 --- a/drivers/media/platform/qcom/venus/firmware.c +++ b/drivers/media/platform/qcom/venus/firmware.c @@ -12,97 +12,87 @@ * */ -#include <linux/dma-mapping.h> +#include <linux/device.h> #include <linux/firmware.h> #include <linux/kernel.h> +#include <linux/io.h> #include <linux/of.h> -#include <linux/of_reserved_mem.h> -#include <linux/slab.h> +#include <linux/of_address.h> #include <linux/qcom_scm.h> +#include <linux/sizes.h> #include <linux/soc/qcom/mdt_loader.h> #include "firmware.h" #define VENUS_PAS_ID 9 -#define VENUS_FW_MEM_SIZE SZ_8M +#define VENUS_FW_MEM_SIZE (6 * SZ_1M) -static void device_release_dummy(struct device *dev) -{ - of_reserved_mem_device_release(dev); -} - -int venus_boot(struct device *parent, struct device *fw_dev, const char *fwname) +int venus_boot(struct device *dev, const char *fwname) { const struct firmware *mdt; + struct device_node *node; phys_addr_t mem_phys; + struct resource r; ssize_t fw_size; size_t mem_size; void *mem_va; int ret; - if (!qcom_scm_is_available()) + if (!IS_ENABLED(CONFIG_QCOM_MDT_LOADER) || !qcom_scm_is_available()) return -EPROBE_DEFER; - fw_dev->parent = parent; - fw_dev->release = device_release_dummy; + node = of_parse_phandle(dev->of_node, "memory-region", 0); + if (!node) { + dev_err(dev, "no memory-region specified\n"); + return -EINVAL; + } - ret = dev_set_name(fw_dev, "%s:%s", dev_name(parent), "firmware"); + ret = of_address_to_resource(node, 0, &r); if (ret) return ret; - ret = device_register(fw_dev); - if (ret < 0) - return ret; + mem_phys = r.start; + mem_size = resource_size(&r); - ret = of_reserved_mem_device_init_by_idx(fw_dev, parent->of_node, 0); - if (ret) - goto err_unreg_device; + if (mem_size < VENUS_FW_MEM_SIZE) + return -EINVAL; - mem_size = VENUS_FW_MEM_SIZE; - - mem_va = dmam_alloc_coherent(fw_dev, mem_size, &mem_phys, GFP_KERNEL); + mem_va = memremap(r.start, mem_size, MEMREMAP_WC); if (!mem_va) { - ret = -ENOMEM; - goto err_unreg_device; + dev_err(dev, "unable to map memory region: %pa+%zx\n", + &r.start, mem_size); + return -ENOMEM; } - ret = request_firmware(&mdt, fwname, fw_dev); + ret = request_firmware(&mdt, fwname, dev); if (ret < 0) - goto err_unreg_device; + goto err_unmap; fw_size = qcom_mdt_get_size(mdt); if (fw_size < 0) { ret = fw_size; release_firmware(mdt); - goto err_unreg_device; + goto err_unmap; } - ret = qcom_mdt_load(fw_dev, mdt, fwname, VENUS_PAS_ID, mem_va, mem_phys, + ret = qcom_mdt_load(dev, mdt, fwname, VENUS_PAS_ID, mem_va, mem_phys, mem_size); release_firmware(mdt); if (ret) - goto err_unreg_device; + goto err_unmap; ret = qcom_scm_pas_auth_and_reset(VENUS_PAS_ID); if (ret) - goto err_unreg_device; - - return 0; + goto err_unmap; -err_unreg_device: - device_unregister(fw_dev); +err_unmap: + memunmap(mem_va); return ret; } -int venus_shutdown(struct device *fw_dev) +int venus_shutdown(struct device *dev) { - int ret; - - ret = qcom_scm_pas_shutdown(VENUS_PAS_ID); - device_unregister(fw_dev); - memset(fw_dev, 0, sizeof(*fw_dev)); - - return ret; + return qcom_scm_pas_shutdown(VENUS_PAS_ID); } diff --git a/drivers/media/platform/qcom/venus/firmware.h b/drivers/media/platform/qcom/venus/firmware.h index f81a98979798..428efb56d339 100644 --- a/drivers/media/platform/qcom/venus/firmware.h +++ b/drivers/media/platform/qcom/venus/firmware.h @@ -16,8 +16,7 @@ struct device; -int venus_boot(struct device *parent, struct device *fw_dev, - const char *fwname); -int venus_shutdown(struct device *fw_dev); +int venus_boot(struct device *dev, const char *fwname); +int venus_shutdown(struct device *dev); #endif diff --git a/drivers/media/platform/qcom/venus/hfi_msgs.c b/drivers/media/platform/qcom/venus/hfi_msgs.c index f8841713e417..a681ae5381d6 100644 --- a/drivers/media/platform/qcom/venus/hfi_msgs.c +++ b/drivers/media/platform/qcom/venus/hfi_msgs.c @@ -239,11 +239,12 @@ static void hfi_sys_init_done(struct venus_core *core, struct venus_inst *inst, break; } - if (!error) { - rem_bytes -= read_bytes; - data += read_bytes; - num_properties--; - } + if (error) + break; + + rem_bytes -= read_bytes; + data += read_bytes; + num_properties--; } err_no_prop: diff --git a/drivers/media/platform/sti/bdisp/bdisp-debug.c b/drivers/media/platform/sti/bdisp/bdisp-debug.c index 7af66860d624..2cc289e4dea1 100644 --- a/drivers/media/platform/sti/bdisp/bdisp-debug.c +++ b/drivers/media/platform/sti/bdisp/bdisp-debug.c @@ -104,7 +104,7 @@ static void bdisp_dbg_dump_ins(struct seq_file *s, u32 val) if (val & BLT_INS_IRQ) seq_puts(s, "IRQ - "); - seq_puts(s, "\n"); + seq_putc(s, '\n'); } static void bdisp_dbg_dump_tty(struct seq_file *s, u32 val) @@ -153,7 +153,7 @@ static void bdisp_dbg_dump_tty(struct seq_file *s, u32 val) if (val & BLT_TTY_BIG_END) seq_puts(s, "BigEndian - "); - seq_puts(s, "\n"); + seq_putc(s, '\n'); } static void bdisp_dbg_dump_xy(struct seq_file *s, u32 val, char *name) @@ -230,7 +230,7 @@ static void bdisp_dbg_dump_sty(struct seq_file *s, seq_puts(s, "BigEndian - "); done: - seq_puts(s, "\n"); + seq_putc(s, '\n'); } static void bdisp_dbg_dump_fctl(struct seq_file *s, u32 val) @@ -247,7 +247,7 @@ static void bdisp_dbg_dump_fctl(struct seq_file *s, u32 val) else if ((val & BLT_FCTL_HV_SCALE) == BLT_FCTL_HV_SAMPLE) seq_puts(s, "Sample Chroma"); - seq_puts(s, "\n"); + seq_putc(s, '\n'); } static void bdisp_dbg_dump_rsf(struct seq_file *s, u32 val, char *name) @@ -266,7 +266,7 @@ static void bdisp_dbg_dump_rsf(struct seq_file *s, u32 val, char *name) seq_printf(s, "V: %d(6.10) / scale~%dx0.1", inc, 1024 * 10 / inc); done: - seq_puts(s, "\n"); + seq_putc(s, '\n'); } static void bdisp_dbg_dump_rzi(struct seq_file *s, u32 val, char *name) @@ -281,7 +281,7 @@ static void bdisp_dbg_dump_rzi(struct seq_file *s, u32 val, char *name) seq_printf(s, "V: init=%d repeat=%d", val & 0x3FF, (val >> 12) & 7); done: - seq_puts(s, "\n"); + seq_putc(s, '\n'); } static void bdisp_dbg_dump_ivmx(struct seq_file *s, @@ -293,7 +293,7 @@ static void bdisp_dbg_dump_ivmx(struct seq_file *s, seq_printf(s, "IVMX3\t0x%08X\t", c3); if (!c0 && !c1 && !c2 && !c3) { - seq_puts(s, "\n"); + seq_putc(s, '\n'); return; } diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c index 14cb32e21130..88a1e5670c72 100644 --- a/drivers/media/platform/vimc/vimc-capture.c +++ b/drivers/media/platform/vimc/vimc-capture.c @@ -517,21 +517,22 @@ static int vimc_cap_remove(struct platform_device *pdev) return 0; } +static const struct platform_device_id vimc_cap_driver_ids[] = { + { + .name = VIMC_CAP_DRV_NAME, + }, + { } +}; + static struct platform_driver vimc_cap_pdrv = { .probe = vimc_cap_probe, .remove = vimc_cap_remove, + .id_table = vimc_cap_driver_ids, .driver = { .name = VIMC_CAP_DRV_NAME, }, }; -static const struct platform_device_id vimc_cap_driver_ids[] = { - { - .name = VIMC_CAP_DRV_NAME, - }, - { } -}; - module_platform_driver(vimc_cap_pdrv); MODULE_DEVICE_TABLE(platform, vimc_cap_driver_ids); diff --git a/drivers/media/platform/vimc/vimc-debayer.c b/drivers/media/platform/vimc/vimc-debayer.c index 35b15bd4d61d..033a131f67af 100644 --- a/drivers/media/platform/vimc/vimc-debayer.c +++ b/drivers/media/platform/vimc/vimc-debayer.c @@ -577,21 +577,22 @@ static int vimc_deb_remove(struct platform_device *pdev) return 0; } +static const struct platform_device_id vimc_deb_driver_ids[] = { + { + .name = VIMC_DEB_DRV_NAME, + }, + { } +}; + static struct platform_driver vimc_deb_pdrv = { .probe = vimc_deb_probe, .remove = vimc_deb_remove, + .id_table = vimc_deb_driver_ids, .driver = { .name = VIMC_DEB_DRV_NAME, }, }; -static const struct platform_device_id vimc_deb_driver_ids[] = { - { - .name = VIMC_DEB_DRV_NAME, - }, - { } -}; - module_platform_driver(vimc_deb_pdrv); MODULE_DEVICE_TABLE(platform, vimc_deb_driver_ids); diff --git a/drivers/media/platform/vimc/vimc-scaler.c b/drivers/media/platform/vimc/vimc-scaler.c index fe77505d2679..0a3e086e12f3 100644 --- a/drivers/media/platform/vimc/vimc-scaler.c +++ b/drivers/media/platform/vimc/vimc-scaler.c @@ -431,21 +431,22 @@ static int vimc_sca_remove(struct platform_device *pdev) return 0; } +static const struct platform_device_id vimc_sca_driver_ids[] = { + { + .name = VIMC_SCA_DRV_NAME, + }, + { } +}; + static struct platform_driver vimc_sca_pdrv = { .probe = vimc_sca_probe, .remove = vimc_sca_remove, + .id_table = vimc_sca_driver_ids, .driver = { .name = VIMC_SCA_DRV_NAME, }, }; -static const struct platform_device_id vimc_sca_driver_ids[] = { - { - .name = VIMC_SCA_DRV_NAME, - }, - { } -}; - module_platform_driver(vimc_sca_pdrv); MODULE_DEVICE_TABLE(platform, vimc_sca_driver_ids); diff --git a/drivers/media/platform/vimc/vimc-sensor.c b/drivers/media/platform/vimc/vimc-sensor.c index ebdbbe8c05ed..615c2b18dcfc 100644 --- a/drivers/media/platform/vimc/vimc-sensor.c +++ b/drivers/media/platform/vimc/vimc-sensor.c @@ -365,21 +365,22 @@ static int vimc_sen_remove(struct platform_device *pdev) return 0; } +static const struct platform_device_id vimc_sen_driver_ids[] = { + { + .name = VIMC_SEN_DRV_NAME, + }, + { } +}; + static struct platform_driver vimc_sen_pdrv = { .probe = vimc_sen_probe, .remove = vimc_sen_remove, + .id_table = vimc_sen_driver_ids, .driver = { .name = VIMC_SEN_DRV_NAME, }, }; -static const struct platform_device_id vimc_sen_driver_ids[] = { - { - .name = VIMC_SEN_DRV_NAME, - }, - { } -}; - module_platform_driver(vimc_sen_pdrv); MODULE_DEVICE_TABLE(platform, vimc_sen_driver_ids); diff --git a/drivers/media/radio/radio-wl1273.c b/drivers/media/radio/radio-wl1273.c index 7240223dc15a..17e82a9a0109 100644 --- a/drivers/media/radio/radio-wl1273.c +++ b/drivers/media/radio/radio-wl1273.c @@ -610,10 +610,21 @@ static int wl1273_fm_start(struct wl1273_device *radio, int new_mode) } } - if (radio->rds_on) + if (radio->rds_on) { r = core->write(core, WL1273_RDS_DATA_ENB, 1); - else + if (r) { + dev_err(dev, "%s: RDS_DATA_ENB ON fails\n", + __func__); + goto fail; + } + } else { r = core->write(core, WL1273_RDS_DATA_ENB, 0); + if (r) { + dev_err(dev, "%s: RDS_DATA_ENB OFF fails\n", + __func__); + goto fail; + } + } } else { dev_warn(dev, "%s: Illegal mode.\n", __func__); } diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c index a30af91710fe..d2223c04e9ad 100644 --- a/drivers/media/rc/ir-lirc-codec.c +++ b/drivers/media/rc/ir-lirc-codec.c @@ -266,7 +266,7 @@ static long ir_lirc_ioctl(struct file *filep, unsigned int cmd, if (!dev->rx_resolution) return -ENOTTY; - val = dev->rx_resolution; + val = dev->rx_resolution / 1000; break; case LIRC_SET_WIDEBAND_RECEIVER: diff --git a/drivers/media/tuners/fc0011.c b/drivers/media/tuners/fc0011.c index 192b1c7740df..145407dee3db 100644 --- a/drivers/media/tuners/fc0011.c +++ b/drivers/media/tuners/fc0011.c @@ -342,6 +342,7 @@ static int fc0011_set_params(struct dvb_frontend *fe) switch (vco_sel) { default: WARN_ON(1); + return -EINVAL; case 0: if (vco_cal < 8) { regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); diff --git a/drivers/media/tuners/mxl5005s.c b/drivers/media/tuners/mxl5005s.c index 353744fee053..dd59c2c0e4a5 100644 --- a/drivers/media/tuners/mxl5005s.c +++ b/drivers/media/tuners/mxl5005s.c @@ -2737,8 +2737,6 @@ static u16 MXL_TuneRF(struct dvb_frontend *fe, u32 RF_Freq) status += MXL_ControlWrite(fe, TG_LO_DIVVAL, 0x0); status += MXL_ControlWrite(fe, TG_LO_SELVAL, 0x7); divider_val = 2 ; - Fmax = FmaxBin ; - Fmin = FminBin ; } /* TG_DIV_VAL */ diff --git a/drivers/media/usb/au0828/au0828-input.c b/drivers/media/usb/au0828/au0828-input.c index 9ec919c68482..9d82ec0a4b64 100644 --- a/drivers/media/usb/au0828/au0828-input.c +++ b/drivers/media/usb/au0828/au0828-input.c @@ -351,7 +351,7 @@ int au0828_rc_register(struct au0828_dev *dev) if (err) goto error; - pr_info("Remote controller %s initalized\n", ir->name); + pr_info("Remote controller %s initialized\n", ir->name); return 0; diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c index 594360a63c18..a91fdad8f8d4 100644 --- a/drivers/media/usb/dvb-usb-v2/lmedm04.c +++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c @@ -207,15 +207,13 @@ static int lme2510_stream_restart(struct dvb_usb_device *d) struct lme2510_state *st = d->priv; u8 all_pids[] = LME_ALL_PIDS; u8 stream_on[] = LME_ST_ON_W; - int ret; u8 rbuff[1]; if (st->pid_off) - ret = lme2510_usb_talk(d, all_pids, sizeof(all_pids), - rbuff, sizeof(rbuff)); + lme2510_usb_talk(d, all_pids, sizeof(all_pids), + rbuff, sizeof(rbuff)); /*Restart Stream Command*/ - ret = lme2510_usb_talk(d, stream_on, sizeof(stream_on), - rbuff, sizeof(rbuff)); - return ret; + return lme2510_usb_talk(d, stream_on, sizeof(stream_on), + rbuff, sizeof(rbuff)); } static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out) diff --git a/drivers/media/usb/dvb-usb/dib0700_core.c b/drivers/media/usb/dvb-usb/dib0700_core.c index 08acdd32e412..bea1b4764a66 100644 --- a/drivers/media/usb/dvb-usb/dib0700_core.c +++ b/drivers/media/usb/dvb-usb/dib0700_core.c @@ -215,13 +215,14 @@ static int dib0700_i2c_xfer_new(struct i2c_adapter *adap, struct i2c_msg *msg, USB_CTRL_GET_TIMEOUT); if (result < 0) { deb_info("i2c read error (status = %d)\n", result); - break; + goto unlock; } if (msg[i].len > sizeof(st->buf)) { deb_info("buffer too small to fit %d bytes\n", msg[i].len); - return -EIO; + result = -EIO; + goto unlock; } memcpy(msg[i].buf, st->buf, msg[i].len); @@ -233,8 +234,8 @@ static int dib0700_i2c_xfer_new(struct i2c_adapter *adap, struct i2c_msg *msg, /* Write request */ if (mutex_lock_interruptible(&d->usb_mutex) < 0) { err("could not acquire lock"); - mutex_unlock(&d->i2c_mutex); - return -EINTR; + result = -EINTR; + goto unlock; } st->buf[0] = REQUEST_NEW_I2C_WRITE; st->buf[1] = msg[i].addr << 1; @@ -247,7 +248,9 @@ static int dib0700_i2c_xfer_new(struct i2c_adapter *adap, struct i2c_msg *msg, if (msg[i].len > sizeof(st->buf) - 4) { deb_info("i2c message to big: %d\n", msg[i].len); - return -EIO; + mutex_unlock(&d->usb_mutex); + result = -EIO; + goto unlock; } /* The Actual i2c payload */ @@ -269,8 +272,11 @@ static int dib0700_i2c_xfer_new(struct i2c_adapter *adap, struct i2c_msg *msg, } } } + result = i; + +unlock: mutex_unlock(&d->i2c_mutex); - return i; + return result; } /* @@ -281,7 +287,7 @@ static int dib0700_i2c_xfer_legacy(struct i2c_adapter *adap, { struct dvb_usb_device *d = i2c_get_adapdata(adap); struct dib0700_state *st = d->priv; - int i,len; + int i, len, result; if (mutex_lock_interruptible(&d->i2c_mutex) < 0) return -EINTR; @@ -298,7 +304,8 @@ static int dib0700_i2c_xfer_legacy(struct i2c_adapter *adap, if (msg[i].len > sizeof(st->buf) - 2) { deb_info("i2c xfer to big: %d\n", msg[i].len); - return -EIO; + result = -EIO; + goto unlock; } memcpy(&st->buf[2], msg[i].buf, msg[i].len); @@ -313,13 +320,15 @@ static int dib0700_i2c_xfer_legacy(struct i2c_adapter *adap, if (len <= 0) { deb_info("I2C read failed on address 0x%02x\n", msg[i].addr); - break; + result = -EIO; + goto unlock; } if (msg[i + 1].len > sizeof(st->buf)) { deb_info("i2c xfer buffer to small for %d\n", msg[i].len); - return -EIO; + result = -EIO; + goto unlock; } memcpy(msg[i + 1].buf, st->buf, msg[i + 1].len); @@ -328,14 +337,17 @@ static int dib0700_i2c_xfer_legacy(struct i2c_adapter *adap, i++; } else { st->buf[0] = REQUEST_I2C_WRITE; - if (dib0700_ctrl_wr(d, st->buf, msg[i].len + 2) < 0) - break; + result = dib0700_ctrl_wr(d, st->buf, msg[i].len + 2); + if (result < 0) + goto unlock; } } + result = i; +unlock: mutex_unlock(&d->usb_mutex); mutex_unlock(&d->i2c_mutex); - return i; + return result; } static int dib0700_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msg, diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index 146341aeb782..4c57fd7929cb 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -1193,6 +1193,22 @@ struct em28xx_board em28xx_boards[] = { .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ, }, + [EM2884_BOARD_TERRATEC_H6] = { + .name = "Terratec Cinergy H6 rev. 2", + .has_dvb = 1, + .ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS, +#if 0 + .tuner_type = TUNER_PHILIPS_TDA8290, + .tuner_addr = 0x41, + .dvb_gpio = terratec_h5_digital, /* FIXME: probably wrong */ + .tuner_gpio = terratec_h5_gpio, +#else + .tuner_type = TUNER_ABSENT, +#endif + .def_i2c_bus = 1, + .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | + EM28XX_I2C_FREQ_400_KHZ, + }, [EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C] = { .name = "Hauppauge WinTV HVR 930C", .has_dvb = 1, @@ -2496,6 +2512,8 @@ struct usb_device_id em28xx_id_table[] = { .driver_info = EM2884_BOARD_TERRATEC_H5 }, { USB_DEVICE(0x0ccd, 0x10b6), /* H5 Rev. 3 */ .driver_info = EM2884_BOARD_TERRATEC_H5 }, + { USB_DEVICE(0x0ccd, 0x10b2), /* H6 */ + .driver_info = EM2884_BOARD_TERRATEC_H6 }, { USB_DEVICE(0x0ccd, 0x0084), .driver_info = EM2860_BOARD_TERRATEC_AV350 }, { USB_DEVICE(0x0ccd, 0x0096), diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c index 82edd37f0d73..4a7db623fe29 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -1522,6 +1522,7 @@ static int em28xx_dvb_init(struct em28xx *dev) break; case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: case EM2884_BOARD_CINERGY_HTC_STICK: + case EM2884_BOARD_TERRATEC_H6: terratec_htc_stick_init(dev); /* attach demodulator */ diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c index 8c472d5adb50..60b195c157b8 100644 --- a/drivers/media/usb/em28xx/em28xx-i2c.c +++ b/drivers/media/usb/em28xx/em28xx-i2c.c @@ -982,8 +982,6 @@ int em28xx_i2c_register(struct em28xx *dev, unsigned bus, dev_err(&dev->intf->dev, "%s: em28xx_i2_eeprom failed! retval [%d]\n", __func__, retval); - - return retval; } } diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c index eba75736e654..ca9673917ad5 100644 --- a/drivers/media/usb/em28xx/em28xx-input.c +++ b/drivers/media/usb/em28xx/em28xx-input.c @@ -821,7 +821,7 @@ static int em28xx_ir_init(struct em28xx *dev) if (err) goto error; - dev_info(&dev->intf->dev, "Input extension successfully initalized\n"); + dev_info(&dev->intf->dev, "Input extension successfully initialized\n"); return 0; diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index e8d97d5ec161..88084f24f033 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -148,6 +148,7 @@ #define EM28178_BOARD_PLEX_PX_BCUD 98 #define EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB 99 #define EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595 100 +#define EM2884_BOARD_TERRATEC_H6 101 /* Limits minimum and default number of buffers */ #define EM28XX_MIN_BUF 4 diff --git a/drivers/media/usb/pulse8-cec/pulse8-cec.c b/drivers/media/usb/pulse8-cec/pulse8-cec.c index c843070f24c1..f9ed9c950247 100644 --- a/drivers/media/usb/pulse8-cec/pulse8-cec.c +++ b/drivers/media/usb/pulse8-cec/pulse8-cec.c @@ -51,7 +51,7 @@ MODULE_DESCRIPTION("Pulse Eight HDMI CEC driver"); MODULE_LICENSE("GPL"); static int debug; -static int persistent_config = 1; +static int persistent_config; module_param(debug, int, 0644); module_param(persistent_config, int, 0644); MODULE_PARM_DESC(debug, "debug level (0-1)"); diff --git a/drivers/media/usb/rainshadow-cec/rainshadow-cec.c b/drivers/media/usb/rainshadow-cec/rainshadow-cec.c index f203699e9c1b..65692576690f 100644 --- a/drivers/media/usb/rainshadow-cec/rainshadow-cec.c +++ b/drivers/media/usb/rainshadow-cec/rainshadow-cec.c @@ -116,21 +116,19 @@ static void rain_irq_work_handler(struct work_struct *work) while (true) { unsigned long flags; - bool exit_loop = false; char data; spin_lock_irqsave(&rain->buf_lock, flags); - if (rain->buf_len) { - data = rain->buf[rain->buf_rd_idx]; - rain->buf_len--; - rain->buf_rd_idx = (rain->buf_rd_idx + 1) & 0xff; - } else { - exit_loop = true; + if (!rain->buf_len) { + spin_unlock_irqrestore(&rain->buf_lock, flags); + break; } - spin_unlock_irqrestore(&rain->buf_lock, flags); - if (exit_loop) - break; + data = rain->buf[rain->buf_rd_idx]; + rain->buf_len--; + rain->buf_rd_idx = (rain->buf_rd_idx + 1) & 0xff; + + spin_unlock_irqrestore(&rain->buf_lock, flags); if (!rain->cmd_started && data != '?') continue; diff --git a/drivers/media/usb/stkwebcam/stk-sensor.c b/drivers/media/usb/stkwebcam/stk-sensor.c index 985af9933c7e..c1d4505f84ea 100644 --- a/drivers/media/usb/stkwebcam/stk-sensor.c +++ b/drivers/media/usb/stkwebcam/stk-sensor.c @@ -41,6 +41,8 @@ /* It seems the i2c bus is controlled with these registers */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include "stk-webcam.h" #define STK_IIC_BASE (0x0200) @@ -239,8 +241,8 @@ static int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val) } while (tmpval == 0 && i < MAX_RETRIES); if (tmpval != STK_IIC_STAT_TX_OK) { if (tmpval) - STK_ERROR("stk_sensor_outb failed, status=0x%02x\n", - tmpval); + pr_err("stk_sensor_outb failed, status=0x%02x\n", + tmpval); return 1; } else return 0; @@ -262,8 +264,8 @@ static int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val) } while (tmpval == 0 && i < MAX_RETRIES); if (tmpval != STK_IIC_STAT_RX_OK) { if (tmpval) - STK_ERROR("stk_sensor_inb failed, status=0x%02x\n", - tmpval); + pr_err("stk_sensor_inb failed, status=0x%02x\n", + tmpval); return 1; } @@ -366,29 +368,29 @@ int stk_sensor_init(struct stk_camera *dev) if (stk_camera_write_reg(dev, STK_IIC_ENABLE, STK_IIC_ENABLE_YES) || stk_camera_write_reg(dev, STK_IIC_ADDR, SENSOR_ADDRESS) || stk_sensor_outb(dev, REG_COM7, COM7_RESET)) { - STK_ERROR("Sensor resetting failed\n"); + pr_err("Sensor resetting failed\n"); return -ENODEV; } msleep(10); /* Read the manufacturer ID: ov = 0x7FA2 */ if (stk_sensor_inb(dev, REG_MIDH, &idh) || stk_sensor_inb(dev, REG_MIDL, &idl)) { - STK_ERROR("Strange error reading sensor ID\n"); + pr_err("Strange error reading sensor ID\n"); return -ENODEV; } if (idh != 0x7f || idl != 0xa2) { - STK_ERROR("Huh? you don't have a sensor from ovt\n"); + pr_err("Huh? you don't have a sensor from ovt\n"); return -ENODEV; } if (stk_sensor_inb(dev, REG_PID, &idh) || stk_sensor_inb(dev, REG_VER, &idl)) { - STK_ERROR("Could not read sensor model\n"); + pr_err("Could not read sensor model\n"); return -ENODEV; } stk_sensor_write_regvals(dev, ov_initvals); msleep(10); - STK_INFO("OmniVision sensor detected, id %02X%02X at address %x\n", - idh, idl, SENSOR_ADDRESS); + pr_info("OmniVision sensor detected, id %02X%02X at address %x\n", + idh, idl, SENSOR_ADDRESS); return 0; } @@ -520,7 +522,8 @@ int stk_sensor_configure(struct stk_camera *dev) case MODE_SXGA: com7 = COM7_FMT_SXGA; dummylines = 0; break; - default: STK_ERROR("Unsupported mode %d\n", dev->vsettings.mode); + default: + pr_err("Unsupported mode %d\n", dev->vsettings.mode); return -EFAULT; } switch (dev->vsettings.palette) { @@ -544,7 +547,8 @@ int stk_sensor_configure(struct stk_camera *dev) com7 |= COM7_PBAYER; rv = ov_fmt_bayer; break; - default: STK_ERROR("Unsupported colorspace\n"); + default: + pr_err("Unsupported colorspace\n"); return -EFAULT; } /*FIXME sometimes the sensor go to a bad state @@ -564,7 +568,7 @@ int stk_sensor_configure(struct stk_camera *dev) switch (dev->vsettings.mode) { case MODE_VGA: if (stk_sensor_set_hw(dev, 302, 1582, 6, 486)) - STK_ERROR("stk_sensor_set_hw failed (VGA)\n"); + pr_err("stk_sensor_set_hw failed (VGA)\n"); break; case MODE_SXGA: case MODE_CIF: @@ -572,7 +576,7 @@ int stk_sensor_configure(struct stk_camera *dev) case MODE_QCIF: /*FIXME These settings seem ignored by the sensor if (stk_sensor_set_hw(dev, 220, 1500, 10, 1034)) - STK_ERROR("stk_sensor_set_hw failed (SXGA)\n"); + pr_err("stk_sensor_set_hw failed (SXGA)\n"); */ break; } diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c index 6e7fc36b658f..90d4a08cda31 100644 --- a/drivers/media/usb/stkwebcam/stk-webcam.c +++ b/drivers/media/usb/stkwebcam/stk-webcam.c @@ -18,6 +18,8 @@ * GNU General Public License for more details. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/module.h> #include <linux/init.h> #include <linux/kernel.h> @@ -175,15 +177,15 @@ static int stk_start_stream(struct stk_camera *dev) if (!is_present(dev)) return -ENODEV; if (!is_memallocd(dev) || !is_initialised(dev)) { - STK_ERROR("FIXME: Buffers are not allocated\n"); + pr_err("FIXME: Buffers are not allocated\n"); return -EFAULT; } ret = usb_set_interface(dev->udev, 0, 5); if (ret < 0) - STK_ERROR("usb_set_interface failed !\n"); + pr_err("usb_set_interface failed !\n"); if (stk_sensor_wakeup(dev)) - STK_ERROR("error awaking the sensor\n"); + pr_err("error awaking the sensor\n"); stk_camera_read_reg(dev, 0x0116, &value_116); stk_camera_read_reg(dev, 0x0117, &value_117); @@ -224,9 +226,9 @@ static int stk_stop_stream(struct stk_camera *dev) unset_streaming(dev); if (usb_set_interface(dev->udev, 0, 0)) - STK_ERROR("usb_set_interface failed !\n"); + pr_err("usb_set_interface failed !\n"); if (stk_sensor_sleep(dev)) - STK_ERROR("error suspending the sensor\n"); + pr_err("error suspending the sensor\n"); } return 0; } @@ -313,7 +315,7 @@ static void stk_isoc_handler(struct urb *urb) dev = (struct stk_camera *) urb->context; if (dev == NULL) { - STK_ERROR("isoc_handler called with NULL device !\n"); + pr_err("isoc_handler called with NULL device !\n"); return; } @@ -326,14 +328,13 @@ static void stk_isoc_handler(struct urb *urb) spin_lock_irqsave(&dev->spinlock, flags); if (urb->status != -EINPROGRESS && urb->status != 0) { - STK_ERROR("isoc_handler: urb->status == %d\n", urb->status); + pr_err("isoc_handler: urb->status == %d\n", urb->status); goto resubmit; } if (list_empty(&dev->sio_avail)) { /*FIXME Stop streaming after a while */ - (void) (printk_ratelimit() && - STK_ERROR("isoc_handler without available buffer!\n")); + pr_err_ratelimited("isoc_handler without available buffer!\n"); goto resubmit; } fb = list_first_entry(&dev->sio_avail, @@ -343,8 +344,8 @@ static void stk_isoc_handler(struct urb *urb) for (i = 0; i < urb->number_of_packets; i++) { if (urb->iso_frame_desc[i].status != 0) { if (urb->iso_frame_desc[i].status != -EXDEV) - STK_ERROR("Frame %d has error %d\n", i, - urb->iso_frame_desc[i].status); + pr_err("Frame %d has error %d\n", + i, urb->iso_frame_desc[i].status); continue; } framelen = urb->iso_frame_desc[i].actual_length; @@ -368,9 +369,8 @@ static void stk_isoc_handler(struct urb *urb) /* This marks a new frame */ if (fb->v4lbuf.bytesused != 0 && fb->v4lbuf.bytesused != dev->frame_size) { - (void) (printk_ratelimit() && - STK_ERROR("frame %d, bytesused=%d, skipping\n", - i, fb->v4lbuf.bytesused)); + pr_err_ratelimited("frame %d, bytesused=%d, skipping\n", + i, fb->v4lbuf.bytesused); fb->v4lbuf.bytesused = 0; fill = fb->buffer; } else if (fb->v4lbuf.bytesused == dev->frame_size) { @@ -395,8 +395,7 @@ static void stk_isoc_handler(struct urb *urb) /* Our buffer is full !!! */ if (framelen + fb->v4lbuf.bytesused > dev->frame_size) { - (void) (printk_ratelimit() && - STK_ERROR("Frame buffer overflow, lost sync\n")); + pr_err_ratelimited("Frame buffer overflow, lost sync\n"); /*FIXME Do something here? */ continue; } @@ -414,8 +413,8 @@ resubmit: urb->dev = dev->udev; ret = usb_submit_urb(urb, GFP_ATOMIC); if (ret != 0) { - STK_ERROR("Error (%d) re-submitting urb in stk_isoc_handler.\n", - ret); + pr_err("Error (%d) re-submitting urb in stk_isoc_handler\n", + ret); } } @@ -433,32 +432,31 @@ static int stk_prepare_iso(struct stk_camera *dev) udev = dev->udev; if (dev->isobufs) - STK_ERROR("isobufs already allocated. Bad\n"); + pr_err("isobufs already allocated. Bad\n"); else dev->isobufs = kcalloc(MAX_ISO_BUFS, sizeof(*dev->isobufs), GFP_KERNEL); if (dev->isobufs == NULL) { - STK_ERROR("Unable to allocate iso buffers\n"); + pr_err("Unable to allocate iso buffers\n"); return -ENOMEM; } for (i = 0; i < MAX_ISO_BUFS; i++) { if (dev->isobufs[i].data == NULL) { kbuf = kzalloc(ISO_BUFFER_SIZE, GFP_KERNEL); if (kbuf == NULL) { - STK_ERROR("Failed to allocate iso buffer %d\n", - i); + pr_err("Failed to allocate iso buffer %d\n", i); goto isobufs_out; } dev->isobufs[i].data = kbuf; } else - STK_ERROR("isobuf data already allocated\n"); + pr_err("isobuf data already allocated\n"); if (dev->isobufs[i].urb == NULL) { urb = usb_alloc_urb(ISO_FRAMES_PER_DESC, GFP_KERNEL); if (urb == NULL) goto isobufs_out; dev->isobufs[i].urb = urb; } else { - STK_ERROR("Killing URB\n"); + pr_err("Killing URB\n"); usb_kill_urb(dev->isobufs[i].urb); urb = dev->isobufs[i].urb; } @@ -567,7 +565,7 @@ static int stk_prepare_sio_buffers(struct stk_camera *dev, unsigned n_sbufs) { int i; if (dev->sio_bufs != NULL) - STK_ERROR("sio_bufs already allocated\n"); + pr_err("sio_bufs already allocated\n"); else { dev->sio_bufs = kzalloc(n_sbufs * sizeof(struct stk_sio_buffer), GFP_KERNEL); @@ -690,7 +688,7 @@ static ssize_t stk_read(struct file *fp, char __user *buf, spin_lock_irqsave(&dev->spinlock, flags); if (list_empty(&dev->sio_full)) { spin_unlock_irqrestore(&dev->spinlock, flags); - STK_ERROR("BUG: No siobufs ready\n"); + pr_err("BUG: No siobufs ready\n"); return 0; } sbuf = list_first_entry(&dev->sio_full, struct stk_sio_buffer, list); @@ -907,7 +905,7 @@ static int stk_vidioc_g_fmt_vid_cap(struct file *filp, stk_sizes[i].m != dev->vsettings.mode; i++) ; if (i == ARRAY_SIZE(stk_sizes)) { - STK_ERROR("ERROR: mode invalid\n"); + pr_err("ERROR: mode invalid\n"); return -EINVAL; } pix_format->width = stk_sizes[i].w; @@ -985,7 +983,7 @@ static int stk_setup_format(struct stk_camera *dev) stk_sizes[i].m != dev->vsettings.mode) i++; if (i == ARRAY_SIZE(stk_sizes)) { - STK_ERROR("Something is broken in %s\n", __func__); + pr_err("Something is broken in %s\n", __func__); return -EFAULT; } /* This registers controls some timings, not sure of what. */ @@ -1241,7 +1239,7 @@ static void stk_v4l_dev_release(struct video_device *vd) struct stk_camera *dev = vdev_to_camera(vd); if (dev->sio_bufs != NULL || dev->isobufs != NULL) - STK_ERROR("We are leaking memory\n"); + pr_err("We are leaking memory\n"); usb_put_intf(dev->interface); kfree(dev); } @@ -1264,10 +1262,10 @@ static int stk_register_video_device(struct stk_camera *dev) video_set_drvdata(&dev->vdev, dev); err = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, -1); if (err) - STK_ERROR("v4l registration failed\n"); + pr_err("v4l registration failed\n"); else - STK_INFO("Syntek USB2.0 Camera is now controlling device %s\n", - video_device_node_name(&dev->vdev)); + pr_info("Syntek USB2.0 Camera is now controlling device %s\n", + video_device_node_name(&dev->vdev)); return err; } @@ -1288,7 +1286,7 @@ static int stk_camera_probe(struct usb_interface *interface, dev = kzalloc(sizeof(struct stk_camera), GFP_KERNEL); if (dev == NULL) { - STK_ERROR("Out of memory !\n"); + pr_err("Out of memory !\n"); return -ENOMEM; } err = v4l2_device_register(&interface->dev, &dev->v4l2_dev); @@ -1352,7 +1350,7 @@ static int stk_camera_probe(struct usb_interface *interface, } } if (!dev->isoc_ep) { - STK_ERROR("Could not find isoc-in endpoint"); + pr_err("Could not find isoc-in endpoint\n"); err = -ENODEV; goto error; } @@ -1387,8 +1385,8 @@ static void stk_camera_disconnect(struct usb_interface *interface) wake_up_interruptible(&dev->wait_frame); - STK_INFO("Syntek USB2.0 Camera release resources device %s\n", - video_device_node_name(&dev->vdev)); + pr_info("Syntek USB2.0 Camera release resources device %s\n", + video_device_node_name(&dev->vdev)); video_unregister_device(&dev->vdev); v4l2_ctrl_handler_free(&dev->hdl); diff --git a/drivers/media/usb/stkwebcam/stk-webcam.h b/drivers/media/usb/stkwebcam/stk-webcam.h index 0284120ce246..5cecbdc97573 100644 --- a/drivers/media/usb/stkwebcam/stk-webcam.h +++ b/drivers/media/usb/stkwebcam/stk-webcam.h @@ -31,12 +31,6 @@ #define ISO_MAX_FRAME_SIZE 3 * 1024 #define ISO_BUFFER_SIZE (ISO_FRAMES_PER_DESC * ISO_MAX_FRAME_SIZE) - -#define PREFIX "stkwebcam: " -#define STK_INFO(str, args...) printk(KERN_INFO PREFIX str, ##args) -#define STK_ERROR(str, args...) printk(KERN_ERR PREFIX str, ##args) -#define STK_WARNING(str, args...) printk(KERN_WARNING PREFIX str, ##args) - struct stk_iso_buf { void *data; int length; diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c index e48b7c032c95..8db45dfc271b 100644 --- a/drivers/media/v4l2-core/tuner-core.c +++ b/drivers/media/v4l2-core/tuner-core.c @@ -43,8 +43,6 @@ #define UNSET (-1U) -#define PREFIX (t->i2c->dev.driver->name) - /* * Driver modprobe parameters */ diff --git a/drivers/mtd/nand/atmel/nand-controller.c b/drivers/mtd/nand/atmel/nand-controller.c index d922a88e407f..2c8baa0c2c4e 100644 --- a/drivers/mtd/nand/atmel/nand-controller.c +++ b/drivers/mtd/nand/atmel/nand-controller.c @@ -1201,7 +1201,7 @@ static int atmel_smc_nand_prepare_smcconf(struct atmel_nand *nand, * tRC < 30ns implies EDO mode. This controller does not support this * mode. */ - if (conf->timings.sdr.tRC_min < 30) + if (conf->timings.sdr.tRC_min < 30000) return -ENOTSUPP; atmel_smc_cs_conf_init(smcconf); diff --git a/drivers/mtd/nand/atmel/pmecc.c b/drivers/mtd/nand/atmel/pmecc.c index 55a8ee5306ea..8c210a5776bc 100644 --- a/drivers/mtd/nand/atmel/pmecc.c +++ b/drivers/mtd/nand/atmel/pmecc.c @@ -945,6 +945,7 @@ struct atmel_pmecc *devm_atmel_pmecc_get(struct device *userdev) */ struct platform_device *pdev = to_platform_device(userdev); const struct atmel_pmecc_caps *caps; + const struct of_device_id *match; /* No PMECC engine available. */ if (!of_property_read_bool(userdev->of_node, @@ -953,21 +954,11 @@ struct atmel_pmecc *devm_atmel_pmecc_get(struct device *userdev) caps = &at91sam9g45_caps; - /* - * Try to find the NFC subnode and extract the associated caps - * from there. - */ - np = of_find_compatible_node(userdev->of_node, NULL, - "atmel,sama5d3-nfc"); - if (np) { - const struct of_device_id *match; - - match = of_match_node(atmel_pmecc_legacy_match, np); - if (match && match->data) - caps = match->data; - - of_node_put(np); - } + /* Find the caps associated to the NAND dev node. */ + match = of_match_node(atmel_pmecc_legacy_match, + userdev->of_node); + if (match && match->data) + caps = match->data; pmecc = atmel_pmecc_create(pdev, caps, 1, 2); } diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 5fa5ddc94834..c6c18b82f8f4 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -65,8 +65,14 @@ static int nand_ooblayout_ecc_sp(struct mtd_info *mtd, int section, if (!section) { oobregion->offset = 0; - oobregion->length = 4; + if (mtd->oobsize == 16) + oobregion->length = 4; + else + oobregion->length = 3; } else { + if (mtd->oobsize == 8) + return -ERANGE; + oobregion->offset = 6; oobregion->length = ecc->total - 4; } @@ -1125,7 +1131,9 @@ static int nand_setup_data_interface(struct nand_chip *chip, int chipnr) * Ensure the timing mode has been changed on the chip side * before changing timings on the controller side. */ - if (chip->onfi_version) { + if (chip->onfi_version && + (le16_to_cpu(chip->onfi_params.opt_cmd) & + ONFI_OPT_CMD_SET_GET_FEATURES)) { u8 tmode_param[ONFI_SUBFEATURE_PARAM_LEN] = { chip->onfi_timing_mode_default, }; @@ -2741,7 +2749,6 @@ static int nand_write_page_syndrome(struct mtd_info *mtd, * @buf: the data to write * @oob_required: must write chip->oob_poi to OOB * @page: page number to write - * @cached: cached programming * @raw: use _raw version of write_page */ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *chip, diff --git a/drivers/mtd/nand/nand_timings.c b/drivers/mtd/nand/nand_timings.c index f06312df3669..7e36d7d13c26 100644 --- a/drivers/mtd/nand/nand_timings.c +++ b/drivers/mtd/nand/nand_timings.c @@ -311,9 +311,9 @@ int onfi_init_data_interface(struct nand_chip *chip, struct nand_sdr_timings *timings = &iface->timings.sdr; /* microseconds -> picoseconds */ - timings->tPROG_max = 1000000UL * le16_to_cpu(params->t_prog); - timings->tBERS_max = 1000000UL * le16_to_cpu(params->t_bers); - timings->tR_max = 1000000UL * le16_to_cpu(params->t_r); + timings->tPROG_max = 1000000ULL * le16_to_cpu(params->t_prog); + timings->tBERS_max = 1000000ULL * le16_to_cpu(params->t_bers); + timings->tR_max = 1000000ULL * le16_to_cpu(params->t_r); /* nanoseconds -> picoseconds */ timings->tCCS_min = 1000UL * le16_to_cpu(params->t_ccs); diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c index d0b6f8f9f297..6abd142b1324 100644 --- a/drivers/mtd/nand/sunxi_nand.c +++ b/drivers/mtd/nand/sunxi_nand.c @@ -1728,6 +1728,10 @@ static int sunxi_nfc_setup_data_interface(struct mtd_info *mtd, int csline, */ chip->clk_rate = NSEC_PER_SEC / min_clk_period; real_clk_rate = clk_round_rate(nfc->mod_clk, chip->clk_rate); + if (real_clk_rate <= 0) { + dev_err(nfc->dev, "Unable to round clk %lu\n", chip->clk_rate); + return -EINVAL; + } /* * ONFI specification 3.1, paragraph 4.15.2 dictates that EDO data diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 1e46418a3b74..264b281eb86b 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -625,6 +625,44 @@ static void mt7530_adjust_link(struct dsa_switch *ds, int port, * all finished. */ mt7623_pad_clk_setup(ds); + } else { + u16 lcl_adv = 0, rmt_adv = 0; + u8 flowctrl; + u32 mcr = PMCR_USERP_LINK | PMCR_FORCE_MODE; + + switch (phydev->speed) { + case SPEED_1000: + mcr |= PMCR_FORCE_SPEED_1000; + break; + case SPEED_100: + mcr |= PMCR_FORCE_SPEED_100; + break; + }; + + if (phydev->link) + mcr |= PMCR_FORCE_LNK; + + if (phydev->duplex) { + mcr |= PMCR_FORCE_FDX; + + if (phydev->pause) + rmt_adv = LPA_PAUSE_CAP; + if (phydev->asym_pause) + rmt_adv |= LPA_PAUSE_ASYM; + + if (phydev->advertising & ADVERTISED_Pause) + lcl_adv |= ADVERTISE_PAUSE_CAP; + if (phydev->advertising & ADVERTISED_Asym_Pause) + lcl_adv |= ADVERTISE_PAUSE_ASYM; + + flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv); + + if (flowctrl & FLOW_CTRL_TX) + mcr |= PMCR_TX_FC_EN; + if (flowctrl & FLOW_CTRL_RX) + mcr |= PMCR_RX_FC_EN; + } + mt7530_write(priv, MT7530_PMCR_P(port), mcr); } } diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index b83d76b99802..74db9822eb40 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h @@ -151,6 +151,7 @@ enum mt7530_stp_state { #define PMCR_TX_FC_EN BIT(5) #define PMCR_RX_FC_EN BIT(4) #define PMCR_FORCE_SPEED_1000 BIT(3) +#define PMCR_FORCE_SPEED_100 BIT(2) #define PMCR_FORCE_FDX BIT(1) #define PMCR_FORCE_LNK BIT(0) #define PMCR_COMMON_LINK (PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | \ diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 86058a9f3417..1d307f2def2d 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -1785,9 +1785,9 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) xgene_enet_gpiod_get(pdata); - if (pdata->phy_mode != PHY_INTERFACE_MODE_SGMII) { - pdata->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(pdata->clk)) { + pdata->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(pdata->clk)) { + if (pdata->phy_mode != PHY_INTERFACE_MODE_SGMII) { /* Abort if the clock is defined but couldn't be * retrived. Always abort if the clock is missing on * DT system as the driver can't cope with this case. diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index f411936b744c..a1125d10c825 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -2368,6 +2368,7 @@ static int b44_init_one(struct ssb_device *sdev, bp->msg_enable = netif_msg_init(b44_debug, B44_DEF_MSG_ENABLE); spin_lock_init(&bp->lock); + u64_stats_init(&bp->hw_stats.syncp); bp->rx_pending = B44_DEF_RX_RING_PENDING; bp->tx_pending = B44_DEF_TX_RING_PENDING; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index a3e694679635..c45e8e3b82d3 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -111,6 +111,7 @@ static void send_request_map(struct ibmvnic_adapter *, dma_addr_t, __be32, u8); static void send_request_unmap(struct ibmvnic_adapter *, u8); static void send_login(struct ibmvnic_adapter *adapter); static void send_cap_queries(struct ibmvnic_adapter *adapter); +static int init_sub_crqs(struct ibmvnic_adapter *); static int init_sub_crq_irqs(struct ibmvnic_adapter *adapter); static int ibmvnic_init(struct ibmvnic_adapter *); static void release_crq_queue(struct ibmvnic_adapter *); @@ -651,6 +652,7 @@ static int ibmvnic_login(struct net_device *netdev) struct ibmvnic_adapter *adapter = netdev_priv(netdev); unsigned long timeout = msecs_to_jiffies(30000); struct device *dev = &adapter->vdev->dev; + int rc; do { if (adapter->renegotiate) { @@ -664,6 +666,18 @@ static int ibmvnic_login(struct net_device *netdev) dev_err(dev, "Capabilities query timeout\n"); return -1; } + rc = init_sub_crqs(adapter); + if (rc) { + dev_err(dev, + "Initialization of SCRQ's failed\n"); + return -1; + } + rc = init_sub_crq_irqs(adapter); + if (rc) { + dev_err(dev, + "Initialization of SCRQ's irqs failed\n"); + return -1; + } } reinit_completion(&adapter->init_done); @@ -3004,7 +3018,6 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq, *req_value, (long int)be64_to_cpu(crq->request_capability_rsp. number), name); - release_sub_crqs(adapter); *req_value = be64_to_cpu(crq->request_capability_rsp.number); ibmvnic_send_req_caps(adapter, 1); return; diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index b936febc315a..2194960d5855 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -1113,6 +1113,8 @@ int i40e_setup_tx_descriptors(struct i40e_ring *tx_ring) if (!tx_ring->tx_bi) goto err; + u64_stats_init(&tx_ring->syncp); + /* round up to nearest 4K */ tx_ring->size = tx_ring->count * sizeof(struct i40e_tx_desc); /* add u32 for head writeback, align after this takes care of diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 084c53582793..032f8ac06357 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -2988,6 +2988,8 @@ int ixgbevf_setup_tx_resources(struct ixgbevf_ring *tx_ring) if (!tx_ring->tx_buffer_info) goto err; + u64_stats_init(&tx_ring->syncp); + /* round up to nearest 4K */ tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc); tx_ring->size = ALIGN(tx_ring->size, 4096); @@ -3046,6 +3048,8 @@ int ixgbevf_setup_rx_resources(struct ixgbevf_ring *rx_ring) if (!rx_ring->rx_buffer_info) goto err; + u64_stats_init(&rx_ring->syncp); + /* Round up to nearest 4K */ rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc); rx_ring->size = ALIGN(rx_ring->size, 4096); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index c751a1d434ad..3d4e4a5d00d1 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -223,6 +223,7 @@ static void mlx4_en_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct mlx4_en_priv *priv = netdev_priv(netdev); + struct mlx4_caps *caps = &priv->mdev->dev->caps; int err = 0; u64 config = 0; u64 mask; @@ -235,24 +236,24 @@ static void mlx4_en_get_wol(struct net_device *netdev, mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : MLX4_DEV_CAP_FLAG_WOL_PORT2; - if (!(priv->mdev->dev->caps.flags & mask)) { + if (!(caps->flags & mask)) { wol->supported = 0; wol->wolopts = 0; return; } + if (caps->wol_port[priv->port]) + wol->supported = WAKE_MAGIC; + else + wol->supported = 0; + err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); if (err) { en_err(priv, "Failed to get WoL information\n"); return; } - if (config & MLX4_EN_WOL_MAGIC) - wol->supported = WAKE_MAGIC; - else - wol->supported = 0; - - if (config & MLX4_EN_WOL_ENABLED) + if ((config & MLX4_EN_WOL_ENABLED) && (config & MLX4_EN_WOL_MAGIC)) wol->wolopts = WAKE_MAGIC; else wol->wolopts = 0; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 436f7689a032..bf1638044a7a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -574,16 +574,21 @@ static inline __wsum get_fixed_vlan_csum(__wsum hw_checksum, * header, the HW adds it. To address that, we are subtracting the pseudo * header checksum from the checksum value provided by the HW. */ -static void get_fixed_ipv4_csum(__wsum hw_checksum, struct sk_buff *skb, - struct iphdr *iph) +static int get_fixed_ipv4_csum(__wsum hw_checksum, struct sk_buff *skb, + struct iphdr *iph) { __u16 length_for_csum = 0; __wsum csum_pseudo_header = 0; + __u8 ipproto = iph->protocol; + + if (unlikely(ipproto == IPPROTO_SCTP)) + return -1; length_for_csum = (be16_to_cpu(iph->tot_len) - (iph->ihl << 2)); csum_pseudo_header = csum_tcpudp_nofold(iph->saddr, iph->daddr, - length_for_csum, iph->protocol, 0); + length_for_csum, ipproto, 0); skb->csum = csum_sub(hw_checksum, csum_pseudo_header); + return 0; } #if IS_ENABLED(CONFIG_IPV6) @@ -594,17 +599,20 @@ static void get_fixed_ipv4_csum(__wsum hw_checksum, struct sk_buff *skb, static int get_fixed_ipv6_csum(__wsum hw_checksum, struct sk_buff *skb, struct ipv6hdr *ipv6h) { + __u8 nexthdr = ipv6h->nexthdr; __wsum csum_pseudo_hdr = 0; - if (unlikely(ipv6h->nexthdr == IPPROTO_FRAGMENT || - ipv6h->nexthdr == IPPROTO_HOPOPTS)) + if (unlikely(nexthdr == IPPROTO_FRAGMENT || + nexthdr == IPPROTO_HOPOPTS || + nexthdr == IPPROTO_SCTP)) return -1; - hw_checksum = csum_add(hw_checksum, (__force __wsum)htons(ipv6h->nexthdr)); + hw_checksum = csum_add(hw_checksum, (__force __wsum)htons(nexthdr)); csum_pseudo_hdr = csum_partial(&ipv6h->saddr, sizeof(ipv6h->saddr) + sizeof(ipv6h->daddr), 0); csum_pseudo_hdr = csum_add(csum_pseudo_hdr, (__force __wsum)ipv6h->payload_len); - csum_pseudo_hdr = csum_add(csum_pseudo_hdr, (__force __wsum)ntohs(ipv6h->nexthdr)); + csum_pseudo_hdr = csum_add(csum_pseudo_hdr, + (__force __wsum)htons(nexthdr)); skb->csum = csum_sub(hw_checksum, csum_pseudo_hdr); skb->csum = csum_add(skb->csum, csum_partial(ipv6h, sizeof(struct ipv6hdr), 0)); @@ -627,11 +635,10 @@ static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va, } if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV4)) - get_fixed_ipv4_csum(hw_checksum, skb, hdr); + return get_fixed_ipv4_csum(hw_checksum, skb, hdr); #if IS_ENABLED(CONFIG_IPV6) - else if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV6)) - if (unlikely(get_fixed_ipv6_csum(hw_checksum, skb, hdr))) - return -1; + if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV6)) + return get_fixed_ipv6_csum(hw_checksum, skb, hdr); #endif return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 37e84a59e751..041c0ed65929 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -159,8 +159,9 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags) [32] = "Loopback source checks support", [33] = "RoCEv2 support", [34] = "DMFS Sniffer support (UC & MC)", - [35] = "QinQ VST mode support", - [36] = "sl to vl mapping table change event support" + [35] = "Diag counters per port", + [36] = "QinQ VST mode support", + [37] = "sl to vl mapping table change event support", }; int i; @@ -764,6 +765,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) #define QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET 0x3e #define QUERY_DEV_CAP_MAX_PKEY_OFFSET 0x3f #define QUERY_DEV_CAP_EXT_FLAGS_OFFSET 0x40 +#define QUERY_DEV_CAP_WOL_OFFSET 0x43 #define QUERY_DEV_CAP_FLAGS_OFFSET 0x44 #define QUERY_DEV_CAP_RSVD_UAR_OFFSET 0x48 #define QUERY_DEV_CAP_UAR_SZ_OFFSET 0x49 @@ -920,6 +922,9 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) MLX4_GET(ext_flags, outbox, QUERY_DEV_CAP_EXT_FLAGS_OFFSET); MLX4_GET(flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET); dev_cap->flags = flags | (u64)ext_flags << 32; + MLX4_GET(field, outbox, QUERY_DEV_CAP_WOL_OFFSET); + dev_cap->wol_port[1] = !!(field & 0x20); + dev_cap->wol_port[2] = !!(field & 0x40); MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET); dev_cap->reserved_uars = field >> 4; MLX4_GET(field, outbox, QUERY_DEV_CAP_UAR_SZ_OFFSET); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h index 5343a0599253..b52ba01aa486 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw.h @@ -129,6 +129,7 @@ struct mlx4_dev_cap { u32 dmfs_high_rate_qpn_range; struct mlx4_rate_limit_caps rl_caps; struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1]; + bool wol_port[MLX4_MAX_PORTS + 1]; }; struct mlx4_func_cap { diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index a27c9c13a36e..09b9bc17bce9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -424,6 +424,8 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) dev->caps.stat_rate_support = dev_cap->stat_rate_support; dev->caps.max_gso_sz = dev_cap->max_gso_sz; dev->caps.max_rss_tbl_sz = dev_cap->max_rss_tbl_sz; + dev->caps.wol_port[1] = dev_cap->wol_port[1]; + dev->caps.wol_port[2] = dev_cap->wol_port[2]; /* Save uar page shift */ if (!mlx4_is_slave(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 656b2d3f1bee..5eb1606765c5 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -626,8 +626,8 @@ static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port, bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge, orig_dev); - if (WARN_ON(!bridge_port)) - return -EINVAL; + if (!bridge_port) + return 0; err = mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port, bridge_port, MLXSW_SP_FLOOD_TYPE_UC, @@ -711,8 +711,8 @@ static int mlxsw_sp_port_attr_mc_router_set(struct mlxsw_sp_port *mlxsw_sp_port, bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge, orig_dev); - if (WARN_ON(!bridge_port)) - return -EINVAL; + if (!bridge_port) + return 0; if (!bridge_port->bridge_device->multicast_enabled) return 0; @@ -1283,15 +1283,15 @@ static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port, return 0; bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev); - if (WARN_ON(!bridge_port)) - return -EINVAL; + if (!bridge_port) + return 0; bridge_device = bridge_port->bridge_device; mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port, bridge_device, mdb->vid); - if (WARN_ON(!mlxsw_sp_port_vlan)) - return -EINVAL; + if (!mlxsw_sp_port_vlan) + return 0; fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid); @@ -1407,15 +1407,15 @@ static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port, int err = 0; bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev); - if (WARN_ON(!bridge_port)) - return -EINVAL; + if (!bridge_port) + return 0; bridge_device = bridge_port->bridge_device; mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port, bridge_device, mdb->vid); - if (WARN_ON(!mlxsw_sp_port_vlan)) - return -EINVAL; + if (!mlxsw_sp_port_vlan) + return 0; fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid); @@ -1974,6 +1974,17 @@ static void mlxsw_sp_fdb_fini(struct mlxsw_sp *mlxsw_sp) } +static void mlxsw_sp_mids_fini(struct mlxsw_sp *mlxsw_sp) +{ + struct mlxsw_sp_mid *mid, *tmp; + + list_for_each_entry_safe(mid, tmp, &mlxsw_sp->bridge->mids_list, list) { + list_del(&mid->list); + clear_bit(mid->mid, mlxsw_sp->bridge->mids_bitmap); + kfree(mid); + } +} + int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp) { struct mlxsw_sp_bridge *bridge; @@ -1996,7 +2007,7 @@ int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp) void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp) { mlxsw_sp_fdb_fini(mlxsw_sp); - WARN_ON(!list_empty(&mlxsw_sp->bridge->mids_list)); + mlxsw_sp_mids_fini(mlxsw_sp); WARN_ON(!list_empty(&mlxsw_sp->bridge->bridges_list)); kfree(mlxsw_sp->bridge); } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 18750ff0ede6..4631ca8b8eb2 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -513,6 +513,7 @@ nfp_net_tx_ring_init(struct nfp_net_tx_ring *tx_ring, tx_ring->idx = idx; tx_ring->r_vec = r_vec; tx_ring->is_xdp = is_xdp; + u64_stats_init(&tx_ring->r_vec->tx_sync); tx_ring->qcidx = tx_ring->idx * nn->stride_tx; tx_ring->qcp_q = nn->tx_bar + NFP_QCP_QUEUE_OFF(tx_ring->qcidx); @@ -532,6 +533,7 @@ nfp_net_rx_ring_init(struct nfp_net_rx_ring *rx_ring, rx_ring->idx = idx; rx_ring->r_vec = r_vec; + u64_stats_init(&rx_ring->r_vec->rx_sync); rx_ring->fl_qcidx = rx_ring->idx * nn->stride_rx; rx_ring->qcp_fl = nn->rx_bar + NFP_QCP_QUEUE_OFF(rx_ring->fl_qcidx); diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index 9da91045d167..3eb241657368 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -253,7 +253,7 @@ int qed_mcp_cmd_init(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) size = MFW_DRV_MSG_MAX_DWORDS(p_info->mfw_mb_length) * sizeof(u32); p_info->mfw_mb_cur = kzalloc(size, GFP_KERNEL); p_info->mfw_mb_shadow = kzalloc(size, GFP_KERNEL); - if (!p_info->mfw_mb_shadow || !p_info->mfw_mb_addr) + if (!p_info->mfw_mb_cur || !p_info->mfw_mb_shadow) goto err; return 0; diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index 32279d21c836..c2121d214f08 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -31,9 +31,18 @@ #include "cpts.h" +#define CPTS_SKB_TX_WORK_TIMEOUT 1 /* jiffies */ + +struct cpts_skb_cb_data { + unsigned long tmo; +}; + #define cpts_read32(c, r) readl_relaxed(&c->reg->r) #define cpts_write32(c, v, r) writel_relaxed(v, &c->reg->r) +static int cpts_match(struct sk_buff *skb, unsigned int ptp_class, + u16 ts_seqid, u8 ts_msgtype); + static int event_expired(struct cpts_event *event) { return time_after(jiffies, event->tmo); @@ -77,6 +86,47 @@ static int cpts_purge_events(struct cpts *cpts) return removed ? 0 : -1; } +static bool cpts_match_tx_ts(struct cpts *cpts, struct cpts_event *event) +{ + struct sk_buff *skb, *tmp; + u16 seqid; + u8 mtype; + bool found = false; + + mtype = (event->high >> MESSAGE_TYPE_SHIFT) & MESSAGE_TYPE_MASK; + seqid = (event->high >> SEQUENCE_ID_SHIFT) & SEQUENCE_ID_MASK; + + /* no need to grab txq.lock as access is always done under cpts->lock */ + skb_queue_walk_safe(&cpts->txq, skb, tmp) { + struct skb_shared_hwtstamps ssh; + unsigned int class = ptp_classify_raw(skb); + struct cpts_skb_cb_data *skb_cb = + (struct cpts_skb_cb_data *)skb->cb; + + if (cpts_match(skb, class, seqid, mtype)) { + u64 ns = timecounter_cyc2time(&cpts->tc, event->low); + + memset(&ssh, 0, sizeof(ssh)); + ssh.hwtstamp = ns_to_ktime(ns); + skb_tstamp_tx(skb, &ssh); + found = true; + __skb_unlink(skb, &cpts->txq); + dev_consume_skb_any(skb); + dev_dbg(cpts->dev, "match tx timestamp mtype %u seqid %04x\n", + mtype, seqid); + } else if (time_after(jiffies, skb_cb->tmo)) { + /* timeout any expired skbs over 1s */ + dev_dbg(cpts->dev, + "expiring tx timestamp mtype %u seqid %04x\n", + mtype, seqid); + __skb_unlink(skb, &cpts->txq); + dev_consume_skb_any(skb); + } + } + + return found; +} + /* * Returns zero if matching event type was found. */ @@ -101,9 +151,15 @@ static int cpts_fifo_read(struct cpts *cpts, int match) event->low = lo; type = event_type(event); switch (type) { + case CPTS_EV_TX: + if (cpts_match_tx_ts(cpts, event)) { + /* if the new event matches an existing skb, + * then don't queue it + */ + break; + } case CPTS_EV_PUSH: case CPTS_EV_RX: - case CPTS_EV_TX: list_del_init(&event->list); list_add_tail(&event->list, &cpts->events); break; @@ -224,6 +280,24 @@ static int cpts_ptp_enable(struct ptp_clock_info *ptp, return -EOPNOTSUPP; } +static long cpts_overflow_check(struct ptp_clock_info *ptp) +{ + struct cpts *cpts = container_of(ptp, struct cpts, info); + unsigned long delay = cpts->ov_check_period; + struct timespec64 ts; + unsigned long flags; + + spin_lock_irqsave(&cpts->lock, flags); + ts = ns_to_timespec64(timecounter_read(&cpts->tc)); + + if (!skb_queue_empty(&cpts->txq)) + delay = CPTS_SKB_TX_WORK_TIMEOUT; + spin_unlock_irqrestore(&cpts->lock, flags); + + pr_debug("cpts overflow check at %lld.%09lu\n", ts.tv_sec, ts.tv_nsec); + return (long)delay; +} + static struct ptp_clock_info cpts_info = { .owner = THIS_MODULE, .name = "CTPS timer", @@ -236,18 +310,9 @@ static struct ptp_clock_info cpts_info = { .gettime64 = cpts_ptp_gettime, .settime64 = cpts_ptp_settime, .enable = cpts_ptp_enable, + .do_aux_work = cpts_overflow_check, }; -static void cpts_overflow_check(struct work_struct *work) -{ - struct timespec64 ts; - struct cpts *cpts = container_of(work, struct cpts, overflow_work.work); - - cpts_ptp_gettime(&cpts->info, &ts); - pr_debug("cpts overflow check at %lld.%09lu\n", ts.tv_sec, ts.tv_nsec); - schedule_delayed_work(&cpts->overflow_work, cpts->ov_check_period); -} - static int cpts_match(struct sk_buff *skb, unsigned int ptp_class, u16 ts_seqid, u8 ts_msgtype) { @@ -299,7 +364,7 @@ static u64 cpts_find_ts(struct cpts *cpts, struct sk_buff *skb, int ev_type) return 0; spin_lock_irqsave(&cpts->lock, flags); - cpts_fifo_read(cpts, CPTS_EV_PUSH); + cpts_fifo_read(cpts, -1); list_for_each_safe(this, next, &cpts->events) { event = list_entry(this, struct cpts_event, list); if (event_expired(event)) { @@ -317,6 +382,19 @@ static u64 cpts_find_ts(struct cpts *cpts, struct sk_buff *skb, int ev_type) break; } } + + if (ev_type == CPTS_EV_TX && !ns) { + struct cpts_skb_cb_data *skb_cb = + (struct cpts_skb_cb_data *)skb->cb; + /* Not found, add frame to queue for processing later. + * The periodic FIFO check will handle this. + */ + skb_get(skb); + /* get the timestamp for timeouts */ + skb_cb->tmo = jiffies + msecs_to_jiffies(100); + __skb_queue_tail(&cpts->txq, skb); + ptp_schedule_worker(cpts->clock, 0); + } spin_unlock_irqrestore(&cpts->lock, flags); return ns; @@ -358,6 +436,7 @@ int cpts_register(struct cpts *cpts) { int err, i; + skb_queue_head_init(&cpts->txq); INIT_LIST_HEAD(&cpts->events); INIT_LIST_HEAD(&cpts->pool); for (i = 0; i < CPTS_MAX_EVENTS; i++) @@ -378,7 +457,7 @@ int cpts_register(struct cpts *cpts) } cpts->phc_index = ptp_clock_index(cpts->clock); - schedule_delayed_work(&cpts->overflow_work, cpts->ov_check_period); + ptp_schedule_worker(cpts->clock, cpts->ov_check_period); return 0; err_ptp: @@ -392,14 +471,15 @@ void cpts_unregister(struct cpts *cpts) if (WARN_ON(!cpts->clock)) return; - cancel_delayed_work_sync(&cpts->overflow_work); - ptp_clock_unregister(cpts->clock); cpts->clock = NULL; cpts_write32(cpts, 0, int_enable); cpts_write32(cpts, 0, control); + /* Drop all packet */ + skb_queue_purge(&cpts->txq); + clk_disable(cpts->refclk); } EXPORT_SYMBOL_GPL(cpts_unregister); @@ -476,7 +556,6 @@ struct cpts *cpts_create(struct device *dev, void __iomem *regs, cpts->dev = dev; cpts->reg = (struct cpsw_cpts __iomem *)regs; spin_lock_init(&cpts->lock); - INIT_DELAYED_WORK(&cpts->overflow_work, cpts_overflow_check); ret = cpts_of_parse(cpts, node); if (ret) diff --git a/drivers/net/ethernet/ti/cpts.h b/drivers/net/ethernet/ti/cpts.h index 01ea82ba9cdc..73d73faf0f38 100644 --- a/drivers/net/ethernet/ti/cpts.h +++ b/drivers/net/ethernet/ti/cpts.h @@ -119,13 +119,13 @@ struct cpts { u32 cc_mult; /* for the nominal frequency */ struct cyclecounter cc; struct timecounter tc; - struct delayed_work overflow_work; int phc_index; struct clk *refclk; struct list_head events; struct list_head pool; struct cpts_event pool_data[CPTS_MAX_EVENTS]; unsigned long ov_check_period; + struct sk_buff_head txq; }; void cpts_rx_timestamp(struct cpts *cpts, struct sk_buff *skb); diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index 1542e837fdfa..f38e32a7ec9c 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -364,7 +364,7 @@ static int gtp_dev_init(struct net_device *dev) gtp->dev = dev; - dev->tstats = alloc_percpu(struct pcpu_sw_netstats); + dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); if (!dev->tstats) return -ENOMEM; diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index d6c25580f8dd..12cc64bfcff8 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -765,7 +765,8 @@ struct netvsc_device { u32 max_chn; u32 num_chn; - refcount_t sc_offered; + atomic_t open_chn; + wait_queue_head_t subchan_open; struct rndis_device *extension; diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 0a9167dd72fb..d18c3326a1f7 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -78,6 +78,7 @@ static struct netvsc_device *alloc_net_device(void) net_device->max_pkt = RNDIS_MAX_PKT_DEFAULT; net_device->pkt_align = RNDIS_PKT_ALIGN_DEFAULT; init_completion(&net_device->channel_init_wait); + init_waitqueue_head(&net_device->subchan_open); return net_device; } @@ -1302,6 +1303,8 @@ int netvsc_device_add(struct hv_device *device, struct netvsc_channel *nvchan = &net_device->chan_table[i]; nvchan->channel = device->channel; + u64_stats_init(&nvchan->tx_stats.syncp); + u64_stats_init(&nvchan->rx_stats.syncp); } /* Enable NAPI handler before init callbacks */ diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index 85c00e1c52b6..d6308ffda53e 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -1048,8 +1048,8 @@ static void netvsc_sc_open(struct vmbus_channel *new_sc) else netif_napi_del(&nvchan->napi); - if (refcount_dec_and_test(&nvscdev->sc_offered)) - complete(&nvscdev->channel_init_wait); + atomic_inc(&nvscdev->open_chn); + wake_up(&nvscdev->subchan_open); } int rndis_filter_device_add(struct hv_device *dev, @@ -1090,8 +1090,6 @@ int rndis_filter_device_add(struct hv_device *dev, net_device->max_chn = 1; net_device->num_chn = 1; - refcount_set(&net_device->sc_offered, 0); - net_device->extension = rndis_device; rndis_device->ndev = net; @@ -1221,11 +1219,11 @@ int rndis_filter_device_add(struct hv_device *dev, rndis_device->ind_table[i] = ethtool_rxfh_indir_default(i, net_device->num_chn); + atomic_set(&net_device->open_chn, 1); num_rss_qs = net_device->num_chn - 1; if (num_rss_qs == 0) return 0; - refcount_set(&net_device->sc_offered, num_rss_qs); vmbus_set_sc_create_callback(dev->channel, netvsc_sc_open); init_packet = &net_device->channel_init_pkt; @@ -1242,15 +1240,19 @@ int rndis_filter_device_add(struct hv_device *dev, if (ret) goto out; + wait_for_completion(&net_device->channel_init_wait); if (init_packet->msg.v5_msg.subchn_comp.status != NVSP_STAT_SUCCESS) { ret = -ENODEV; goto out; } - wait_for_completion(&net_device->channel_init_wait); net_device->num_chn = 1 + init_packet->msg.v5_msg.subchn_comp.num_subchannels; + /* wait for all sub channels to open */ + wait_event(net_device->subchan_open, + atomic_read(&net_device->open_chn) == net_device->num_chn); + /* ignore failues from setting rss parameters, still have channels */ rndis_filter_set_rss_param(rndis_device, netvsc_hash_key, net_device->num_chn); diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c index f37e3c1fd4e7..8dab74a81303 100644 --- a/drivers/net/ipvlan/ipvlan_main.c +++ b/drivers/net/ipvlan/ipvlan_main.c @@ -192,7 +192,7 @@ static int ipvlan_init(struct net_device *dev) netdev_lockdep_set_classes(dev); - ipvlan->pcpu_stats = alloc_percpu(struct ipvl_pcpu_stats); + ipvlan->pcpu_stats = netdev_alloc_pcpu_stats(struct ipvl_pcpu_stats); if (!ipvlan->pcpu_stats) return -ENOMEM; diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index bd4303944e44..a404552555d4 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -1915,21 +1915,23 @@ static void __ppp_channel_push(struct channel *pch) spin_unlock(&pch->downl); /* see if there is anything from the attached unit to be sent */ if (skb_queue_empty(&pch->file.xq)) { - read_lock(&pch->upl); ppp = pch->ppp; if (ppp) - ppp_xmit_process(ppp); - read_unlock(&pch->upl); + __ppp_xmit_process(ppp); } } static void ppp_channel_push(struct channel *pch) { - local_bh_disable(); - - __ppp_channel_push(pch); - - local_bh_enable(); + read_lock_bh(&pch->upl); + if (pch->ppp) { + (*this_cpu_ptr(pch->ppp->xmit_recursion))++; + __ppp_channel_push(pch); + (*this_cpu_ptr(pch->ppp->xmit_recursion))--; + } else { + __ppp_channel_push(pch); + } + read_unlock_bh(&pch->upl); } /* diff --git a/drivers/net/usb/asix.h b/drivers/net/usb/asix.h index d1092421aaa7..9a4171b90947 100644 --- a/drivers/net/usb/asix.h +++ b/drivers/net/usb/asix.h @@ -209,6 +209,7 @@ void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, struct asix_rx_fixup_info *rx); int asix_rx_fixup_common(struct usbnet *dev, struct sk_buff *skb); +void asix_rx_fixup_common_free(struct asix_common_private *dp); struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags); diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c index 7847436c441e..522d2900cd1d 100644 --- a/drivers/net/usb/asix_common.c +++ b/drivers/net/usb/asix_common.c @@ -75,6 +75,27 @@ void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, value, index, data, size); } +static void reset_asix_rx_fixup_info(struct asix_rx_fixup_info *rx) +{ + /* Reset the variables that have a lifetime outside of + * asix_rx_fixup_internal() so that future processing starts from a + * known set of initial conditions. + */ + + if (rx->ax_skb) { + /* Discard any incomplete Ethernet frame in the netdev buffer */ + kfree_skb(rx->ax_skb); + rx->ax_skb = NULL; + } + + /* Assume the Data header 32-bit word is at the start of the current + * or next URB socket buffer so reset all the state variables. + */ + rx->remaining = 0; + rx->split_head = false; + rx->header = 0; +} + int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, struct asix_rx_fixup_info *rx) { @@ -99,15 +120,7 @@ int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, if (size != ((~rx->header >> 16) & 0x7ff)) { netdev_err(dev->net, "asix_rx_fixup() Data Header synchronisation was lost, remaining %d\n", rx->remaining); - if (rx->ax_skb) { - kfree_skb(rx->ax_skb); - rx->ax_skb = NULL; - /* Discard the incomplete netdev Ethernet frame - * and assume the Data header is at the start of - * the current URB socket buffer. - */ - } - rx->remaining = 0; + reset_asix_rx_fixup_info(rx); } } @@ -139,11 +152,13 @@ int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, if (size != ((~rx->header >> 16) & 0x7ff)) { netdev_err(dev->net, "asix_rx_fixup() Bad Header Length 0x%x, offset %d\n", rx->header, offset); + reset_asix_rx_fixup_info(rx); return 0; } if (size > dev->net->mtu + ETH_HLEN + VLAN_HLEN) { netdev_dbg(dev->net, "asix_rx_fixup() Bad RX Length %d\n", size); + reset_asix_rx_fixup_info(rx); return 0; } @@ -168,8 +183,10 @@ int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, if (rx->ax_skb) { skb_put_data(rx->ax_skb, skb->data + offset, copy_length); - if (!rx->remaining) + if (!rx->remaining) { usbnet_skb_return(dev, rx->ax_skb); + rx->ax_skb = NULL; + } } offset += (copy_length + 1) & 0xfffe; @@ -178,6 +195,7 @@ int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, if (skb->len != offset) { netdev_err(dev->net, "asix_rx_fixup() Bad SKB Length %d, %d\n", skb->len, offset); + reset_asix_rx_fixup_info(rx); return 0; } @@ -192,6 +210,21 @@ int asix_rx_fixup_common(struct usbnet *dev, struct sk_buff *skb) return asix_rx_fixup_internal(dev, skb, rx); } +void asix_rx_fixup_common_free(struct asix_common_private *dp) +{ + struct asix_rx_fixup_info *rx; + + if (!dp) + return; + + rx = &dp->rx_fixup_info; + + if (rx->ax_skb) { + kfree_skb(rx->ax_skb); + rx->ax_skb = NULL; + } +} + struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) { diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c index a3aa0a27dfe5..b2ff88e69a81 100644 --- a/drivers/net/usb/asix_devices.c +++ b/drivers/net/usb/asix_devices.c @@ -764,6 +764,7 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf) static void ax88772_unbind(struct usbnet *dev, struct usb_interface *intf) { + asix_rx_fixup_common_free(dev->driver_priv); kfree(dev->driver_priv); } diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 5833f7e2a127..b99a7fb09f8e 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -2367,9 +2367,6 @@ static int lan78xx_reset(struct lan78xx_net *dev) /* Init LTM */ lan78xx_init_ltm(dev); - dev->net->hard_header_len += TX_OVERHEAD; - dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len; - if (dev->udev->speed == USB_SPEED_SUPER) { buf = DEFAULT_BURST_CAP_SIZE / SS_USB_PKT_SIZE; dev->rx_urb_size = DEFAULT_BURST_CAP_SIZE; @@ -2855,16 +2852,19 @@ static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf) return ret; } + dev->net->hard_header_len += TX_OVERHEAD; + dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len; + /* Init all registers */ ret = lan78xx_reset(dev); - lan78xx_mdio_init(dev); + ret = lan78xx_mdio_init(dev); dev->net->flags |= IFF_MULTICAST; pdata->wol = WAKE_MAGIC; - return 0; + return ret; } static void lan78xx_unbind(struct lan78xx_net *dev, struct usb_interface *intf) @@ -3525,11 +3525,11 @@ static int lan78xx_probe(struct usb_interface *intf, udev = interface_to_usbdev(intf); udev = usb_get_dev(udev); - ret = -ENOMEM; netdev = alloc_etherdev(sizeof(struct lan78xx_net)); if (!netdev) { - dev_err(&intf->dev, "Error: OOM\n"); - goto out1; + dev_err(&intf->dev, "Error: OOM\n"); + ret = -ENOMEM; + goto out1; } /* netdev_printk() needs this */ @@ -3610,7 +3610,7 @@ static int lan78xx_probe(struct usb_interface *intf, ret = register_netdev(netdev); if (ret != 0) { netif_err(dev, probe, netdev, "couldn't register the device\n"); - goto out2; + goto out3; } usb_set_intfdata(intf, dev); diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 5894e3c9468f..8c3733608271 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1175,6 +1175,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x1428, 2)}, /* Telewell TW-LTE 4G v2 */ {QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */ {QMI_FIXED_INTF(0x2001, 0x7e19, 4)}, /* D-Link DWM-221 B1 */ + {QMI_FIXED_INTF(0x2001, 0x7e35, 4)}, /* D-Link DWM-222 */ {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ @@ -1340,10 +1341,14 @@ static int qmi_wwan_probe(struct usb_interface *intf, static void qmi_wwan_disconnect(struct usb_interface *intf) { struct usbnet *dev = usb_get_intfdata(intf); - struct qmi_wwan_state *info = (void *)&dev->data; + struct qmi_wwan_state *info; struct list_head *iter; struct net_device *ldev; + /* called twice if separate control and data intf */ + if (!dev) + return; + info = (void *)&dev->data; if (info->flags & QMI_WWAN_FLAG_MUX) { if (!rtnl_trylock()) { restart_syscall(); diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 96aa7e6cf214..e17baac70f43 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -623,6 +623,7 @@ static struct sk_buff **vxlan_gro_receive(struct sock *sk, out: skb_gro_remcsum_cleanup(skb, &grc); + skb->remcsum_offload = 0; NAPI_GRO_CB(skb)->flush |= flush; return pp; diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index 20f1b4493994..04e929fd0ffe 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -1548,6 +1548,13 @@ static const struct dmi_system_id chv_no_valid_mask[] = { }, }, { + .ident = "HP Chromebook 11 G5 (Setzer)", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + DMI_MATCH(DMI_PRODUCT_NAME, "Setzer"), + }, + }, + { .ident = "Acer Chromebook R11 (Cyan)", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"), diff --git a/drivers/pinctrl/intel/pinctrl-merrifield.c b/drivers/pinctrl/intel/pinctrl-merrifield.c index 4d4ef42a39b5..86c4b3fab7b0 100644 --- a/drivers/pinctrl/intel/pinctrl-merrifield.c +++ b/drivers/pinctrl/intel/pinctrl-merrifield.c @@ -343,9 +343,9 @@ static const struct pinctrl_pin_desc mrfld_pins[] = { static const unsigned int mrfld_sdio_pins[] = { 50, 51, 52, 53, 54, 55, 56 }; static const unsigned int mrfld_spi5_pins[] = { 90, 91, 92, 93, 94, 95, 96 }; -static const unsigned int mrfld_uart0_pins[] = { 124, 125, 126, 127 }; -static const unsigned int mrfld_uart1_pins[] = { 128, 129, 130, 131 }; -static const unsigned int mrfld_uart2_pins[] = { 132, 133, 134, 135 }; +static const unsigned int mrfld_uart0_pins[] = { 115, 116, 117, 118 }; +static const unsigned int mrfld_uart1_pins[] = { 119, 120, 121, 122 }; +static const unsigned int mrfld_uart2_pins[] = { 123, 124, 125, 126 }; static const unsigned int mrfld_pwm0_pins[] = { 144 }; static const unsigned int mrfld_pwm1_pins[] = { 145 }; static const unsigned int mrfld_pwm2_pins[] = { 132 }; diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c index f024e25787fc..0c6d7812d6fd 100644 --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c @@ -37,7 +37,7 @@ #define IRQ_STATUS 0x10 #define IRQ_WKUP 0x18 -#define NB_FUNCS 2 +#define NB_FUNCS 3 #define GPIO_PER_REG 32 /** @@ -126,6 +126,16 @@ struct armada_37xx_pinctrl { .funcs = {_func1, "gpio"} \ } +#define PIN_GRP_GPIO_3(_name, _start, _nr, _mask, _v1, _v2, _v3, _f1, _f2) \ + { \ + .name = _name, \ + .start_pin = _start, \ + .npins = _nr, \ + .reg_mask = _mask, \ + .val = {_v1, _v2, _v3}, \ + .funcs = {_f1, _f2, "gpio"} \ + } + #define PIN_GRP_EXTRA(_name, _start, _nr, _mask, _v1, _v2, _start2, _nr2, \ _f1, _f2) \ { \ @@ -171,12 +181,13 @@ static struct armada_37xx_pin_group armada_37xx_sb_groups[] = { PIN_GRP_GPIO("usb32_drvvbus0", 0, 1, BIT(0), "drvbus"), PIN_GRP_GPIO("usb2_drvvbus1", 1, 1, BIT(1), "drvbus"), PIN_GRP_GPIO("sdio_sb", 24, 6, BIT(2), "sdio"), - PIN_GRP_EXTRA("rgmii", 6, 12, BIT(3), 0, BIT(3), 23, 1, "mii", "gpio"), + PIN_GRP_GPIO("rgmii", 6, 12, BIT(3), "mii"), PIN_GRP_GPIO("pcie1", 3, 2, BIT(4), "pcie"), PIN_GRP_GPIO("ptp", 20, 3, BIT(5), "ptp"), PIN_GRP("ptp_clk", 21, 1, BIT(6), "ptp", "mii"), PIN_GRP("ptp_trig", 22, 1, BIT(7), "ptp", "mii"), - PIN_GRP("mii_col", 23, 1, BIT(8), "mii", "mii_err"), + PIN_GRP_GPIO_3("mii_col", 23, 1, BIT(8) | BIT(14), 0, BIT(8), BIT(14), + "mii", "mii_err"), }; const struct armada_37xx_pin_data armada_37xx_pin_nb = { @@ -187,7 +198,7 @@ const struct armada_37xx_pin_data armada_37xx_pin_nb = { }; const struct armada_37xx_pin_data armada_37xx_pin_sb = { - .nr_pins = 29, + .nr_pins = 30, .name = "GPIO2", .groups = armada_37xx_sb_groups, .ngroups = ARRAY_SIZE(armada_37xx_sb_groups), @@ -208,7 +219,7 @@ static int armada_37xx_get_func_reg(struct armada_37xx_pin_group *grp, { int f; - for (f = 0; f < NB_FUNCS; f++) + for (f = 0; (f < NB_FUNCS) && grp->funcs[f]; f++) if (!strcmp(grp->funcs[f], func)) return f; @@ -795,7 +806,7 @@ static int armada_37xx_fill_group(struct armada_37xx_pinctrl *info) for (j = 0; j < grp->extra_npins; j++) grp->pins[i+j] = grp->extra_pin + j; - for (f = 0; f < NB_FUNCS; f++) { + for (f = 0; (f < NB_FUNCS) && grp->funcs[f]; f++) { int ret; /* check for unique functions and count groups */ ret = armada_37xx_add_function(info->funcs, &funcsize, @@ -847,7 +858,7 @@ static int armada_37xx_fill_func(struct armada_37xx_pinctrl *info) struct armada_37xx_pin_group *gp = &info->groups[g]; int f; - for (f = 0; f < NB_FUNCS; f++) { + for (f = 0; (f < NB_FUNCS) && gp->funcs[f]; f++) { if (strcmp(gp->funcs[f], name) == 0) { *groups = gp->name; groups++; diff --git a/drivers/pinctrl/stm32/Kconfig b/drivers/pinctrl/stm32/Kconfig index 3b8026fca057..7e1fe39a56a5 100644 --- a/drivers/pinctrl/stm32/Kconfig +++ b/drivers/pinctrl/stm32/Kconfig @@ -6,29 +6,30 @@ config PINCTRL_STM32 select PINMUX select GENERIC_PINCONF select GPIOLIB + select IRQ_DOMAIN_HIERARCHY select MFD_SYSCON config PINCTRL_STM32F429 bool "STMicroelectronics STM32F429 pin control" if COMPILE_TEST && !MACH_STM32F429 - depends on OF && IRQ_DOMAIN_HIERARCHY + depends on OF default MACH_STM32F429 select PINCTRL_STM32 config PINCTRL_STM32F469 bool "STMicroelectronics STM32F469 pin control" if COMPILE_TEST && !MACH_STM32F469 - depends on OF && IRQ_DOMAIN_HIERARCHY + depends on OF default MACH_STM32F469 select PINCTRL_STM32 config PINCTRL_STM32F746 bool "STMicroelectronics STM32F746 pin control" if COMPILE_TEST && !MACH_STM32F746 - depends on OF && IRQ_DOMAIN_HIERARCHY + depends on OF default MACH_STM32F746 select PINCTRL_STM32 config PINCTRL_STM32H743 bool "STMicroelectronics STM32H743 pin control" if COMPILE_TEST && !MACH_STM32H743 - depends on OF && IRQ_DOMAIN_HIERARCHY + depends on OF default MACH_STM32H743 select PINCTRL_STM32 endif diff --git a/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c b/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c index 159580c04b14..47a392bc73c8 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c @@ -918,6 +918,7 @@ static const struct sunxi_desc_pin sun4i_a10_pins[] = { SUNXI_FUNCTION_VARIANT(0x3, "emac", /* ETXD1 */ PINCTRL_SUN7I_A20), SUNXI_FUNCTION(0x4, "keypad"), /* IN6 */ + SUNXI_FUNCTION(0x5, "sim"), /* DET */ SUNXI_FUNCTION_IRQ(0x6, 16), /* EINT16 */ SUNXI_FUNCTION(0x7, "csi1")), /* D16 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 17), diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c index a433a306a2d0..c75e094b2d90 100644 --- a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c +++ b/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c @@ -1084,7 +1084,7 @@ static const unsigned usb1_pins[] = {182, 183}; static const int usb1_muxvals[] = {0, 0}; static const unsigned usb2_pins[] = {184, 185}; static const int usb2_muxvals[] = {0, 0}; -static const unsigned usb3_pins[] = {186, 187}; +static const unsigned usb3_pins[] = {187, 188}; static const int usb3_muxvals[] = {0, 0}; static const unsigned port_range0_pins[] = { 300, 301, 302, 303, 304, 305, 306, 307, /* PORT0x */ diff --git a/drivers/pinctrl/zte/pinctrl-zx.c b/drivers/pinctrl/zte/pinctrl-zx.c index 787e3967bd5c..f828ee340a98 100644 --- a/drivers/pinctrl/zte/pinctrl-zx.c +++ b/drivers/pinctrl/zte/pinctrl-zx.c @@ -64,10 +64,8 @@ static int zx_set_mux(struct pinctrl_dev *pctldev, unsigned int func_selector, struct zx_pinctrl_soc_info *info = zpctl->info; const struct pinctrl_pin_desc *pindesc = info->pins + group_selector; struct zx_pin_data *data = pindesc->drv_data; - struct zx_mux_desc *mux = data->muxes; - u32 mask = (1 << data->width) - 1; - u32 offset = data->offset; - u32 bitpos = data->bitpos; + struct zx_mux_desc *mux; + u32 mask, offset, bitpos; struct function_desc *func; unsigned long flags; u32 val, mval; @@ -76,6 +74,11 @@ static int zx_set_mux(struct pinctrl_dev *pctldev, unsigned int func_selector, if (!data) return -EINVAL; + mux = data->muxes; + mask = (1 << data->width) - 1; + offset = data->offset; + bitpos = data->bitpos; + func = pinmux_generic_get_function(pctldev, func_selector); if (!func) return -EINVAL; diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c index 61f106377661..480926786cb8 100644 --- a/drivers/platform/x86/intel-vbtn.c +++ b/drivers/platform/x86/intel-vbtn.c @@ -36,8 +36,8 @@ static const struct acpi_device_id intel_vbtn_ids[] = { /* In theory, these are HID usages. */ static const struct key_entry intel_vbtn_keymap[] = { - { KE_IGNORE, 0xC0, { KEY_POWER } }, /* power key press */ - { KE_KEY, 0xC1, { KEY_POWER } }, /* power key release */ + { KE_KEY, 0xC0, { KEY_POWER } }, /* power key press */ + { KE_IGNORE, 0xC1, { KEY_POWER } }, /* power key release */ { KE_KEY, 0xC4, { KEY_VOLUMEUP } }, /* volume-up key press */ { KE_IGNORE, 0xC5, { KEY_VOLUMEUP } }, /* volume-up key release */ { KE_KEY, 0xC6, { KEY_VOLUMEDOWN } }, /* volume-down key press */ diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c index b77435783ef3..7eacc1c4b3b1 100644 --- a/drivers/ptp/ptp_clock.c +++ b/drivers/ptp/ptp_clock.c @@ -28,6 +28,7 @@ #include <linux/slab.h> #include <linux/syscalls.h> #include <linux/uaccess.h> +#include <uapi/linux/sched/types.h> #include "ptp_private.h" @@ -184,6 +185,19 @@ static void delete_ptp_clock(struct posix_clock *pc) kfree(ptp); } +static void ptp_aux_kworker(struct kthread_work *work) +{ + struct ptp_clock *ptp = container_of(work, struct ptp_clock, + aux_work.work); + struct ptp_clock_info *info = ptp->info; + long delay; + + delay = info->do_aux_work(info); + + if (delay >= 0) + kthread_queue_delayed_work(ptp->kworker, &ptp->aux_work, delay); +} + /* public interface */ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, @@ -217,6 +231,20 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, mutex_init(&ptp->pincfg_mux); init_waitqueue_head(&ptp->tsev_wq); + if (ptp->info->do_aux_work) { + char *worker_name = kasprintf(GFP_KERNEL, "ptp%d", ptp->index); + + kthread_init_delayed_work(&ptp->aux_work, ptp_aux_kworker); + ptp->kworker = kthread_create_worker(0, worker_name ? + worker_name : info->name); + kfree(worker_name); + if (IS_ERR(ptp->kworker)) { + err = PTR_ERR(ptp->kworker); + pr_err("failed to create ptp aux_worker %d\n", err); + goto kworker_err; + } + } + err = ptp_populate_pin_groups(ptp); if (err) goto no_pin_groups; @@ -259,6 +287,9 @@ no_pps: no_device: ptp_cleanup_pin_groups(ptp); no_pin_groups: + if (ptp->kworker) + kthread_destroy_worker(ptp->kworker); +kworker_err: mutex_destroy(&ptp->tsevq_mux); mutex_destroy(&ptp->pincfg_mux); ida_simple_remove(&ptp_clocks_map, index); @@ -274,6 +305,11 @@ int ptp_clock_unregister(struct ptp_clock *ptp) ptp->defunct = 1; wake_up_interruptible(&ptp->tsev_wq); + if (ptp->kworker) { + kthread_cancel_delayed_work_sync(&ptp->aux_work); + kthread_destroy_worker(ptp->kworker); + } + /* Release the clock's resources. */ if (ptp->pps_source) pps_unregister_source(ptp->pps_source); @@ -339,6 +375,12 @@ int ptp_find_pin(struct ptp_clock *ptp, } EXPORT_SYMBOL(ptp_find_pin); +int ptp_schedule_worker(struct ptp_clock *ptp, unsigned long delay) +{ + return kthread_mod_delayed_work(ptp->kworker, &ptp->aux_work, delay); +} +EXPORT_SYMBOL(ptp_schedule_worker); + /* module operations */ static void __exit ptp_exit(void) diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h index d95888974d0c..b86f1bfecd6f 100644 --- a/drivers/ptp/ptp_private.h +++ b/drivers/ptp/ptp_private.h @@ -22,6 +22,7 @@ #include <linux/cdev.h> #include <linux/device.h> +#include <linux/kthread.h> #include <linux/mutex.h> #include <linux/posix-clock.h> #include <linux/ptp_clock.h> @@ -56,6 +57,8 @@ struct ptp_clock { struct attribute_group pin_attr_group; /* 1st entry is a pointer to the real group, 2nd is NULL terminator */ const struct attribute_group *pin_attr_groups[2]; + struct kthread_worker *kworker; + struct kthread_delayed_work aux_work; }; /* diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 8975cd321390..d42e758518ed 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -2512,7 +2512,7 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr, struct rtable *rt = (struct rtable *) dst; __be32 *pkey = &ip_hdr(skb)->daddr; - if (rt->rt_gateway) + if (rt && rt->rt_gateway) pkey = &rt->rt_gateway; /* IPv4 */ @@ -2523,7 +2523,7 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr, struct rt6_info *rt = (struct rt6_info *) dst; struct in6_addr *pkey = &ipv6_hdr(skb)->daddr; - if (!ipv6_addr_any(&rt->rt6i_gateway)) + if (rt && !ipv6_addr_any(&rt->rt6i_gateway)) pkey = &rt->rt6i_gateway; /* IPv6 */ diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 707ee2f5954d..4591113c49de 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -3198,10 +3198,11 @@ static int query_disk(struct aac_dev *dev, void __user *arg) return -EBUSY; if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) return -EFAULT; - if (qd.cnum == -1) + if (qd.cnum == -1) { + if (qd.id < 0 || qd.id >= dev->maximum_num_containers) + return -EINVAL; qd.cnum = qd.id; - else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) - { + } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) return -EINVAL; qd.instance = dev->scsi_host_ptr->host_no; diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 7dfe709a7138..6844ba361616 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -2624,12 +2624,11 @@ static struct fcoe_transport bnx2fc_transport = { }; /** - * bnx2fc_percpu_thread_create - Create a receive thread for an - * online CPU + * bnx2fc_cpu_online - Create a receive thread for an online CPU * * @cpu: cpu index for the online cpu */ -static void bnx2fc_percpu_thread_create(unsigned int cpu) +static int bnx2fc_cpu_online(unsigned int cpu) { struct bnx2fc_percpu_s *p; struct task_struct *thread; @@ -2639,15 +2638,17 @@ static void bnx2fc_percpu_thread_create(unsigned int cpu) thread = kthread_create_on_node(bnx2fc_percpu_io_thread, (void *)p, cpu_to_node(cpu), "bnx2fc_thread/%d", cpu); + if (IS_ERR(thread)) + return PTR_ERR(thread); + /* bind thread to the cpu */ - if (likely(!IS_ERR(thread))) { - kthread_bind(thread, cpu); - p->iothread = thread; - wake_up_process(thread); - } + kthread_bind(thread, cpu); + p->iothread = thread; + wake_up_process(thread); + return 0; } -static void bnx2fc_percpu_thread_destroy(unsigned int cpu) +static int bnx2fc_cpu_offline(unsigned int cpu) { struct bnx2fc_percpu_s *p; struct task_struct *thread; @@ -2661,7 +2662,6 @@ static void bnx2fc_percpu_thread_destroy(unsigned int cpu) thread = p->iothread; p->iothread = NULL; - /* Free all work in the list */ list_for_each_entry_safe(work, tmp, &p->work_list, list) { list_del_init(&work->list); @@ -2673,20 +2673,6 @@ static void bnx2fc_percpu_thread_destroy(unsigned int cpu) if (thread) kthread_stop(thread); -} - - -static int bnx2fc_cpu_online(unsigned int cpu) -{ - printk(PFX "CPU %x online: Create Rx thread\n", cpu); - bnx2fc_percpu_thread_create(cpu); - return 0; -} - -static int bnx2fc_cpu_dead(unsigned int cpu) -{ - printk(PFX "CPU %x offline: Remove Rx thread\n", cpu); - bnx2fc_percpu_thread_destroy(cpu); return 0; } @@ -2761,30 +2747,16 @@ static int __init bnx2fc_mod_init(void) spin_lock_init(&p->fp_work_lock); } - get_online_cpus(); - - for_each_online_cpu(cpu) - bnx2fc_percpu_thread_create(cpu); - - rc = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, - "scsi/bnx2fc:online", - bnx2fc_cpu_online, NULL); + rc = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "scsi/bnx2fc:online", + bnx2fc_cpu_online, bnx2fc_cpu_offline); if (rc < 0) - goto stop_threads; + goto stop_thread; bnx2fc_online_state = rc; - cpuhp_setup_state_nocalls(CPUHP_SCSI_BNX2FC_DEAD, "scsi/bnx2fc:dead", - NULL, bnx2fc_cpu_dead); - put_online_cpus(); - cnic_register_driver(CNIC_ULP_FCOE, &bnx2fc_cnic_cb); - return 0; -stop_threads: - for_each_online_cpu(cpu) - bnx2fc_percpu_thread_destroy(cpu); - put_online_cpus(); +stop_thread: kthread_stop(l2_thread); free_wq: destroy_workqueue(bnx2fc_wq); @@ -2803,7 +2775,6 @@ static void __exit bnx2fc_mod_exit(void) struct fcoe_percpu_s *bg; struct task_struct *l2_thread; struct sk_buff *skb; - unsigned int cpu = 0; /* * NOTE: Since cnic calls register_driver routine rtnl_lock, @@ -2844,16 +2815,7 @@ static void __exit bnx2fc_mod_exit(void) if (l2_thread) kthread_stop(l2_thread); - get_online_cpus(); - /* Destroy per cpu threads */ - for_each_online_cpu(cpu) { - bnx2fc_percpu_thread_destroy(cpu); - } - - cpuhp_remove_state_nocalls(bnx2fc_online_state); - cpuhp_remove_state_nocalls(CPUHP_SCSI_BNX2FC_DEAD); - - put_online_cpus(); + cpuhp_remove_state(bnx2fc_online_state); destroy_workqueue(bnx2fc_wq); /* diff --git a/drivers/scsi/bnx2fc/bnx2fc_hwi.c b/drivers/scsi/bnx2fc/bnx2fc_hwi.c index 913c750205ce..26de61d65a4d 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_hwi.c +++ b/drivers/scsi/bnx2fc/bnx2fc_hwi.c @@ -1008,6 +1008,28 @@ static struct bnx2fc_work *bnx2fc_alloc_work(struct bnx2fc_rport *tgt, u16 wqe) return work; } +/* Pending work request completion */ +static void bnx2fc_pending_work(struct bnx2fc_rport *tgt, unsigned int wqe) +{ + unsigned int cpu = wqe % num_possible_cpus(); + struct bnx2fc_percpu_s *fps; + struct bnx2fc_work *work; + + fps = &per_cpu(bnx2fc_percpu, cpu); + spin_lock_bh(&fps->fp_work_lock); + if (fps->iothread) { + work = bnx2fc_alloc_work(tgt, wqe); + if (work) { + list_add_tail(&work->list, &fps->work_list); + wake_up_process(fps->iothread); + spin_unlock_bh(&fps->fp_work_lock); + return; + } + } + spin_unlock_bh(&fps->fp_work_lock); + bnx2fc_process_cq_compl(tgt, wqe); +} + int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt) { struct fcoe_cqe *cq; @@ -1042,28 +1064,7 @@ int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt) /* Unsolicited event notification */ bnx2fc_process_unsol_compl(tgt, wqe); } else { - /* Pending work request completion */ - struct bnx2fc_work *work = NULL; - struct bnx2fc_percpu_s *fps = NULL; - unsigned int cpu = wqe % num_possible_cpus(); - - fps = &per_cpu(bnx2fc_percpu, cpu); - spin_lock_bh(&fps->fp_work_lock); - if (unlikely(!fps->iothread)) - goto unlock; - - work = bnx2fc_alloc_work(tgt, wqe); - if (work) - list_add_tail(&work->list, - &fps->work_list); -unlock: - spin_unlock_bh(&fps->fp_work_lock); - - /* Pending work request completion */ - if (fps->iothread && work) - wake_up_process(fps->iothread); - else - bnx2fc_process_cq_compl(tgt, wqe); + bnx2fc_pending_work(tgt, wqe); num_free_sqes++; } cqe++; diff --git a/drivers/scsi/bnx2i/bnx2i_init.c b/drivers/scsi/bnx2i/bnx2i_init.c index 86afc002814c..4ebcda8d9500 100644 --- a/drivers/scsi/bnx2i/bnx2i_init.c +++ b/drivers/scsi/bnx2i/bnx2i_init.c @@ -404,12 +404,11 @@ int bnx2i_get_stats(void *handle) /** - * bnx2i_percpu_thread_create - Create a receive thread for an - * online CPU + * bnx2i_cpu_online - Create a receive thread for an online CPU * * @cpu: cpu index for the online cpu */ -static void bnx2i_percpu_thread_create(unsigned int cpu) +static int bnx2i_cpu_online(unsigned int cpu) { struct bnx2i_percpu_s *p; struct task_struct *thread; @@ -419,16 +418,17 @@ static void bnx2i_percpu_thread_create(unsigned int cpu) thread = kthread_create_on_node(bnx2i_percpu_io_thread, (void *)p, cpu_to_node(cpu), "bnx2i_thread/%d", cpu); + if (IS_ERR(thread)) + return PTR_ERR(thread); + /* bind thread to the cpu */ - if (likely(!IS_ERR(thread))) { - kthread_bind(thread, cpu); - p->iothread = thread; - wake_up_process(thread); - } + kthread_bind(thread, cpu); + p->iothread = thread; + wake_up_process(thread); + return 0; } - -static void bnx2i_percpu_thread_destroy(unsigned int cpu) +static int bnx2i_cpu_offline(unsigned int cpu) { struct bnx2i_percpu_s *p; struct task_struct *thread; @@ -451,19 +451,6 @@ static void bnx2i_percpu_thread_destroy(unsigned int cpu) spin_unlock_bh(&p->p_work_lock); if (thread) kthread_stop(thread); -} - -static int bnx2i_cpu_online(unsigned int cpu) -{ - pr_info("bnx2i: CPU %x online: Create Rx thread\n", cpu); - bnx2i_percpu_thread_create(cpu); - return 0; -} - -static int bnx2i_cpu_dead(unsigned int cpu) -{ - pr_info("CPU %x offline: Remove Rx thread\n", cpu); - bnx2i_percpu_thread_destroy(cpu); return 0; } @@ -511,27 +498,14 @@ static int __init bnx2i_mod_init(void) p->iothread = NULL; } - get_online_cpus(); - - for_each_online_cpu(cpu) - bnx2i_percpu_thread_create(cpu); - - err = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, - "scsi/bnx2i:online", - bnx2i_cpu_online, NULL); + err = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "scsi/bnx2i:online", + bnx2i_cpu_online, bnx2i_cpu_offline); if (err < 0) - goto remove_threads; + goto unreg_driver; bnx2i_online_state = err; - - cpuhp_setup_state_nocalls(CPUHP_SCSI_BNX2I_DEAD, "scsi/bnx2i:dead", - NULL, bnx2i_cpu_dead); - put_online_cpus(); return 0; -remove_threads: - for_each_online_cpu(cpu) - bnx2i_percpu_thread_destroy(cpu); - put_online_cpus(); +unreg_driver: cnic_unregister_driver(CNIC_ULP_ISCSI); unreg_xport: iscsi_unregister_transport(&bnx2i_iscsi_transport); @@ -551,7 +525,6 @@ out: static void __exit bnx2i_mod_exit(void) { struct bnx2i_hba *hba; - unsigned cpu = 0; mutex_lock(&bnx2i_dev_lock); while (!list_empty(&adapter_list)) { @@ -569,14 +542,7 @@ static void __exit bnx2i_mod_exit(void) } mutex_unlock(&bnx2i_dev_lock); - get_online_cpus(); - - for_each_online_cpu(cpu) - bnx2i_percpu_thread_destroy(cpu); - - cpuhp_remove_state_nocalls(bnx2i_online_state); - cpuhp_remove_state_nocalls(CPUHP_SCSI_BNX2I_DEAD); - put_online_cpus(); + cpuhp_remove_state(bnx2i_online_state); iscsi_unregister_transport(&bnx2i_iscsi_transport); cnic_unregister_driver(CNIC_ULP_ISCSI); diff --git a/drivers/scsi/qedf/qedf.h b/drivers/scsi/qedf/qedf.h index 4d038926a455..351f06dfc5a0 100644 --- a/drivers/scsi/qedf/qedf.h +++ b/drivers/scsi/qedf/qedf.h @@ -528,7 +528,8 @@ struct fip_vlan { #define QEDF_WRITE (1 << 0) #define MAX_FIBRE_LUNS 0xffffffff -#define QEDF_MAX_NUM_CQS 8 +#define MIN_NUM_CPUS_MSIX(x) min_t(u32, x->dev_info.num_cqs, \ + num_online_cpus()) /* * PCI function probe defines diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index 7786c97e033f..1d13c9ca517d 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -2760,11 +2760,9 @@ static int qedf_set_fcoe_pf_param(struct qedf_ctx *qedf) * we allocation is the minimum off: * * Number of CPUs - * Number of MSI-X vectors - * Max number allocated in hardware (QEDF_MAX_NUM_CQS) + * Number allocated by qed for our PCI function */ - qedf->num_queues = min((unsigned int)QEDF_MAX_NUM_CQS, - num_online_cpus()); + qedf->num_queues = MIN_NUM_CPUS_MSIX(qedf); QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_DISC, "Number of CQs is %d.\n", qedf->num_queues); @@ -2962,6 +2960,13 @@ static int __qedf_probe(struct pci_dev *pdev, int mode) goto err1; } + /* Learn information crucial for qedf to progress */ + rc = qed_ops->fill_dev_info(qedf->cdev, &qedf->dev_info); + if (rc) { + QEDF_ERR(&(qedf->dbg_ctx), "Failed to dev info.\n"); + goto err1; + } + /* queue allocation code should come here * order should be * slowpath_start @@ -2977,13 +2982,6 @@ static int __qedf_probe(struct pci_dev *pdev, int mode) } qed_ops->common->update_pf_params(qedf->cdev, &qedf->pf_params); - /* Learn information crucial for qedf to progress */ - rc = qed_ops->fill_dev_info(qedf->cdev, &qedf->dev_info); - if (rc) { - QEDF_ERR(&(qedf->dbg_ctx), "Failed to dev info.\n"); - goto err1; - } - /* Record BDQ producer doorbell addresses */ qedf->bdq_primary_prod = qedf->dev_info.primary_dbq_rq_addr; qedf->bdq_secondary_prod = qedf->dev_info.secondary_bdq_rq_addr; diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 4fe606b000b4..d7ff71e0c85c 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -751,35 +751,6 @@ sg_new_write(Sg_fd *sfp, struct file *file, const char __user *buf, return count; } -static bool sg_is_valid_dxfer(sg_io_hdr_t *hp) -{ - switch (hp->dxfer_direction) { - case SG_DXFER_NONE: - if (hp->dxferp || hp->dxfer_len > 0) - return false; - return true; - case SG_DXFER_FROM_DEV: - /* - * for SG_DXFER_FROM_DEV we always set dxfer_len to > 0. dxferp - * can either be NULL or != NULL so there's no point in checking - * it either. So just return true. - */ - return true; - case SG_DXFER_TO_DEV: - case SG_DXFER_TO_FROM_DEV: - if (!hp->dxferp || hp->dxfer_len == 0) - return false; - return true; - case SG_DXFER_UNKNOWN: - if ((!hp->dxferp && hp->dxfer_len) || - (hp->dxferp && hp->dxfer_len == 0)) - return false; - return true; - default: - return false; - } -} - static int sg_common_write(Sg_fd * sfp, Sg_request * srp, unsigned char *cmnd, int timeout, int blocking) @@ -800,7 +771,7 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp, "sg_common_write: scsi opcode=0x%02x, cmd_size=%d\n", (int) cmnd[0], (int) hp->cmd_len)); - if (!sg_is_valid_dxfer(hp)) + if (hp->dxfer_len >= SZ_256M) return -EINVAL; k = sg_start_req(srp, cmnd); diff --git a/drivers/soc/zte/Kconfig b/drivers/soc/zte/Kconfig index 20bde38ce2f9..e9d750c510cd 100644 --- a/drivers/soc/zte/Kconfig +++ b/drivers/soc/zte/Kconfig @@ -2,6 +2,7 @@ # ZTE SoC drivers # menuconfig SOC_ZTE + depends on ARCH_ZX || COMPILE_TEST bool "ZTE SoC driver support" if SOC_ZTE diff --git a/drivers/staging/media/atomisp/i2c/ap1302.h b/drivers/staging/media/atomisp/i2c/ap1302.h index 9341232c580d..4d0b181a9671 100644 --- a/drivers/staging/media/atomisp/i2c/ap1302.h +++ b/drivers/staging/media/atomisp/i2c/ap1302.h @@ -158,8 +158,8 @@ struct ap1302_res_struct { }; struct ap1302_context_res { - s32 res_num; - s32 cur_res; + u32 res_num; + u32 cur_res; struct ap1302_res_struct *res_table; }; diff --git a/drivers/staging/media/atomisp/i2c/gc0310.h b/drivers/staging/media/atomisp/i2c/gc0310.h index f31eb277f542..7d8a0aeecb6c 100644 --- a/drivers/staging/media/atomisp/i2c/gc0310.h +++ b/drivers/staging/media/atomisp/i2c/gc0310.h @@ -454,6 +454,6 @@ struct gc0310_resolution gc0310_res_video[] = { #define N_RES_VIDEO (ARRAY_SIZE(gc0310_res_video)) static struct gc0310_resolution *gc0310_res = gc0310_res_preview; -static int N_RES = N_RES_PREVIEW; +static unsigned long N_RES = N_RES_PREVIEW; #endif diff --git a/drivers/staging/media/atomisp/i2c/gc2235.h b/drivers/staging/media/atomisp/i2c/gc2235.h index ccbc757045a5..7c3d994180cc 100644 --- a/drivers/staging/media/atomisp/i2c/gc2235.h +++ b/drivers/staging/media/atomisp/i2c/gc2235.h @@ -668,5 +668,5 @@ struct gc2235_resolution gc2235_res_video[] = { #define N_RES_VIDEO (ARRAY_SIZE(gc2235_res_video)) static struct gc2235_resolution *gc2235_res = gc2235_res_preview; -static int N_RES = N_RES_PREVIEW; +static unsigned long N_RES = N_RES_PREVIEW; #endif diff --git a/drivers/staging/media/atomisp/i2c/imx/imx.h b/drivers/staging/media/atomisp/i2c/imx/imx.h index 36b3f3a5a41f..41b4133ca995 100644 --- a/drivers/staging/media/atomisp/i2c/imx/imx.h +++ b/drivers/staging/media/atomisp/i2c/imx/imx.h @@ -480,7 +480,7 @@ struct imx_device { struct imx_vcm *vcm_driver; struct imx_otp *otp_driver; const struct imx_resolution *curr_res_table; - int entries_curr_table; + unsigned long entries_curr_table; const struct firmware *fw; struct imx_reg_addr *reg_addr; const struct imx_reg *param_hold; diff --git a/drivers/staging/media/atomisp/i2c/ov2680.h b/drivers/staging/media/atomisp/i2c/ov2680.h index 944fe8e3bcbf..ab8907e6c9ef 100644 --- a/drivers/staging/media/atomisp/i2c/ov2680.h +++ b/drivers/staging/media/atomisp/i2c/ov2680.h @@ -934,7 +934,6 @@ static struct ov2680_resolution ov2680_res_video[] = { #define N_RES_VIDEO (ARRAY_SIZE(ov2680_res_video)) static struct ov2680_resolution *ov2680_res = ov2680_res_preview; -static int N_RES = N_RES_PREVIEW; - +static unsigned long N_RES = N_RES_PREVIEW; #endif diff --git a/drivers/staging/media/atomisp/i2c/ov2722.h b/drivers/staging/media/atomisp/i2c/ov2722.h index b0d40965d89e..73ecb1679718 100644 --- a/drivers/staging/media/atomisp/i2c/ov2722.h +++ b/drivers/staging/media/atomisp/i2c/ov2722.h @@ -1263,5 +1263,5 @@ struct ov2722_resolution ov2722_res_video[] = { #define N_RES_VIDEO (ARRAY_SIZE(ov2722_res_video)) static struct ov2722_resolution *ov2722_res = ov2722_res_preview; -static int N_RES = N_RES_PREVIEW; +static unsigned long N_RES = N_RES_PREVIEW; #endif diff --git a/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h b/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h index d88ac1777d86..8c2e6794463b 100644 --- a/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h +++ b/drivers/staging/media/atomisp/i2c/ov5693/ov5693.h @@ -1377,5 +1377,5 @@ struct ov5693_resolution ov5693_res_video[] = { #define N_RES_VIDEO (ARRAY_SIZE(ov5693_res_video)) static struct ov5693_resolution *ov5693_res = ov5693_res_preview; -static int N_RES = N_RES_PREVIEW; +static unsigned long N_RES = N_RES_PREVIEW; #endif diff --git a/drivers/staging/media/atomisp/i2c/ov8858.h b/drivers/staging/media/atomisp/i2c/ov8858.h index 9be6a0e63861..d3fde200c013 100644 --- a/drivers/staging/media/atomisp/i2c/ov8858.h +++ b/drivers/staging/media/atomisp/i2c/ov8858.h @@ -266,7 +266,7 @@ struct ov8858_device { const struct ov8858_reg *regs; struct ov8858_vcm *vcm_driver; const struct ov8858_resolution *curr_res_table; - int entries_curr_table; + unsigned long entries_curr_table; struct v4l2_ctrl_handler ctrl_handler; struct v4l2_ctrl *run_mode; diff --git a/drivers/staging/media/atomisp/i2c/ov8858_btns.h b/drivers/staging/media/atomisp/i2c/ov8858_btns.h index 09e3cdc1a394..f9a3cf8fbf1a 100644 --- a/drivers/staging/media/atomisp/i2c/ov8858_btns.h +++ b/drivers/staging/media/atomisp/i2c/ov8858_btns.h @@ -266,7 +266,7 @@ struct ov8858_device { const struct ov8858_reg *regs; struct ov8858_vcm *vcm_driver; const struct ov8858_resolution *curr_res_table; - int entries_curr_table; + unsigned long entries_curr_table; struct v4l2_ctrl_handler ctrl_handler; struct v4l2_ctrl *run_mode; diff --git a/drivers/staging/media/atomisp/pci/atomisp2/Makefile b/drivers/staging/media/atomisp/pci/atomisp2/Makefile index 726eaa293c55..2bd98f0667ec 100644 --- a/drivers/staging/media/atomisp/pci/atomisp2/Makefile +++ b/drivers/staging/media/atomisp/pci/atomisp2/Makefile @@ -354,7 +354,9 @@ ccflags-y += $(INCLUDES) $(DEFINES) -fno-common # HACK! While this driver is in bad shape, don't enable several warnings # that would be otherwise enabled with W=1 -ccflags-y += -Wno-unused-const-variable -Wno-missing-prototypes \ - -Wno-unused-but-set-variable -Wno-missing-declarations \ - -Wno-suggest-attribute=format -Wno-missing-prototypes \ - -Wno-implicit-fallthrough +ccflags-y += $(call cc-disable-warning, implicit-fallthrough) +ccflags-y += $(call cc-disable-warning, missing-prototypes) +ccflags-y += $(call cc-disable-warning, missing-declarations) +ccflags-y += $(call cc-disable-warning, suggest-attribute=format) +ccflags-y += $(call cc-disable-warning, unused-const-variable) +ccflags-y += $(call cc-disable-warning, unused-but-set-variable) diff --git a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_internal.h b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_internal.h index d3667132851b..c8e0c4fe3717 100644 --- a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_internal.h +++ b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_internal.h @@ -275,7 +275,7 @@ struct atomisp_device { */ struct mutex streamoff_mutex; - int input_cnt; + unsigned int input_cnt; struct atomisp_input_subdev inputs[ATOM_ISP_MAX_INPUTS]; struct v4l2_subdev *flash; struct v4l2_subdev *motor; diff --git a/drivers/staging/media/cxd2099/cxd2099.c b/drivers/staging/media/cxd2099/cxd2099.c index 370ecb959543..f28916ea69f1 100644 --- a/drivers/staging/media/cxd2099/cxd2099.c +++ b/drivers/staging/media/cxd2099/cxd2099.c @@ -1,7 +1,7 @@ /* * cxd2099.c: Driver for the CXD2099AR Common Interface Controller * - * Copyright (C) 2010-2011 Digital Devices GmbH + * Copyright (C) 2010-2013 Digital Devices GmbH * * * This program is free software; you can redistribute it and/or @@ -33,7 +33,10 @@ #include "cxd2099.h" -#define MAX_BUFFER_SIZE 248 +/* comment this line to deactivate the cxd2099ar buffer mode */ +#define BUFFER_MODE 1 + +static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount); struct cxd { struct dvb_ca_en50221 en; @@ -48,6 +51,7 @@ struct cxd { int mode; int ready; int dr; + int write_busy; int slot_stat; u8 amem[1024]; @@ -55,6 +59,9 @@ struct cxd { int cammode; struct mutex lock; + + u8 rbuf[1028]; + u8 wbuf[1028]; }; static int i2c_write_reg(struct i2c_adapter *adapter, u8 adr, @@ -73,7 +80,7 @@ static int i2c_write_reg(struct i2c_adapter *adapter, u8 adr, } static int i2c_write(struct i2c_adapter *adapter, u8 adr, - u8 *data, u8 len) + u8 *data, u16 len) { struct i2c_msg msg = {.addr = adr, .flags = 0, .buf = data, .len = len}; @@ -100,12 +107,12 @@ static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr, } static int i2c_read(struct i2c_adapter *adapter, u8 adr, - u8 reg, u8 *data, u8 n) + u8 reg, u8 *data, u16 n) { struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0, - .buf = ®, .len = 1}, - {.addr = adr, .flags = I2C_M_RD, - .buf = data, .len = n} }; + .buf = ®, .len = 1}, + {.addr = adr, .flags = I2C_M_RD, + .buf = data, .len = n} }; if (i2c_transfer(adapter, msgs, 2) != 2) { dev_err(&adapter->dev, "error in i2c_read\n"); @@ -114,14 +121,26 @@ static int i2c_read(struct i2c_adapter *adapter, u8 adr, return 0; } -static int read_block(struct cxd *ci, u8 adr, u8 *data, u8 n) +static int read_block(struct cxd *ci, u8 adr, u8 *data, u16 n) { - int status; + int status = 0; - status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, adr); + if (ci->lastaddress != adr) + status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, adr); if (!status) { ci->lastaddress = adr; - status = i2c_read(ci->i2c, ci->cfg.adr, 1, data, n); + + while (n) { + int len = n; + + if (ci->cfg.max_i2c && (len > ci->cfg.max_i2c)) + len = ci->cfg.max_i2c; + status = i2c_read(ci->i2c, ci->cfg.adr, 1, data, len); + if (status) + return status; + data += len; + n -= len; + } } return status; } @@ -182,16 +201,16 @@ static int write_io(struct cxd *ci, u16 address, u8 val) static int write_regm(struct cxd *ci, u8 reg, u8 val, u8 mask) { - int status; + int status = 0; - status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, reg); + if (ci->lastaddress != reg) + status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, reg); if (!status && reg >= 6 && reg <= 8 && mask != 0xff) status = i2c_read_reg(ci->i2c, ci->cfg.adr, 1, &ci->regs[reg]); + ci->lastaddress = reg; ci->regs[reg] = (ci->regs[reg] & (~mask)) | val; - if (!status) { - ci->lastaddress = reg; + if (!status) status = i2c_write_reg(ci->i2c, ci->cfg.adr, 1, ci->regs[reg]); - } if (reg == 0x20) ci->regs[reg] &= 0x7f; return status; @@ -203,16 +222,29 @@ static int write_reg(struct cxd *ci, u8 reg, u8 val) } #ifdef BUFFER_MODE -static int write_block(struct cxd *ci, u8 adr, u8 *data, int n) +static int write_block(struct cxd *ci, u8 adr, u8 *data, u16 n) { - int status; - u8 buf[256] = {1}; - - status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, adr); - if (!status) { - ci->lastaddress = adr; - memcpy(buf + 1, data, n); - status = i2c_write(ci->i2c, ci->cfg.adr, buf, n + 1); + int status = 0; + u8 *buf = ci->wbuf; + + if (ci->lastaddress != adr) + status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, adr); + if (status) + return status; + + ci->lastaddress = adr; + buf[0] = 1; + while (n) { + int len = n; + + if (ci->cfg.max_i2c && (len + 1 > ci->cfg.max_i2c)) + len = ci->cfg.max_i2c - 1; + memcpy(buf + 1, data, len); + status = i2c_write(ci->i2c, ci->cfg.adr, buf, len + 1); + if (status) + return status; + n -= len; + data += len; } return status; } @@ -238,6 +270,8 @@ static void set_mode(struct cxd *ci, int mode) static void cam_mode(struct cxd *ci, int mode) { + u8 dummy; + if (mode == ci->cammode) return; @@ -246,16 +280,15 @@ static void cam_mode(struct cxd *ci, int mode) write_regm(ci, 0x20, 0x80, 0x80); break; case 0x01: -#ifdef BUFFER_MODE if (!ci->en.read_data) return; + ci->write_busy = 0; dev_info(&ci->i2c->dev, "enable cam buffer mode\n"); - /* write_reg(ci, 0x0d, 0x00); */ - /* write_reg(ci, 0x0e, 0x01); */ + write_reg(ci, 0x0d, 0x00); + write_reg(ci, 0x0e, 0x01); write_regm(ci, 0x08, 0x40, 0x40); - /* read_reg(ci, 0x12, &dummy); */ + read_reg(ci, 0x12, &dummy); write_regm(ci, 0x08, 0x80, 0x80); -#endif break; default: break; @@ -325,7 +358,10 @@ static int init(struct cxd *ci) if (status < 0) break; - if (ci->cfg.clock_mode) { + if (ci->cfg.clock_mode == 2) { + /* bitrate*2^13/ 72000 */ + u32 reg = ((ci->cfg.bitrate << 13) + 71999) / 72000; + if (ci->cfg.polarity) { status = write_reg(ci, 0x09, 0x6f); if (status < 0) @@ -335,6 +371,25 @@ static int init(struct cxd *ci) if (status < 0) break; } + status = write_reg(ci, 0x20, 0x08); + if (status < 0) + break; + status = write_reg(ci, 0x21, (reg >> 8) & 0xff); + if (status < 0) + break; + status = write_reg(ci, 0x22, reg & 0xff); + if (status < 0) + break; + } else if (ci->cfg.clock_mode == 1) { + if (ci->cfg.polarity) { + status = write_reg(ci, 0x09, 0x6f); /* D */ + if (status < 0) + break; + } else { + status = write_reg(ci, 0x09, 0x6d); + if (status < 0) + break; + } status = write_reg(ci, 0x20, 0x68); if (status < 0) break; @@ -346,7 +401,7 @@ static int init(struct cxd *ci) break; } else { if (ci->cfg.polarity) { - status = write_reg(ci, 0x09, 0x4f); + status = write_reg(ci, 0x09, 0x4f); /* C */ if (status < 0) break; } else { @@ -354,7 +409,6 @@ static int init(struct cxd *ci) if (status < 0) break; } - status = write_reg(ci, 0x20, 0x28); if (status < 0) break; @@ -401,7 +455,6 @@ static int read_attribute_mem(struct dvb_ca_en50221 *ca, set_mode(ci, 1); read_pccard(ci, address, &val, 1); mutex_unlock(&ci->lock); - /* printk(KERN_INFO "%02x:%02x\n", address,val); */ return val; } @@ -446,6 +499,9 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot) { struct cxd *ci = ca->data; + if (ci->cammode) + read_data(ca, slot, ci->rbuf, 0); + mutex_lock(&ci->lock); cam_mode(ci, 0); write_reg(ci, 0x00, 0x21); @@ -465,7 +521,6 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot) } } mutex_unlock(&ci->lock); - /* msleep(500); */ return 0; } @@ -474,11 +529,19 @@ static int slot_shutdown(struct dvb_ca_en50221 *ca, int slot) struct cxd *ci = ca->data; dev_info(&ci->i2c->dev, "%s\n", __func__); + if (ci->cammode) + read_data(ca, slot, ci->rbuf, 0); mutex_lock(&ci->lock); + write_reg(ci, 0x00, 0x21); + write_reg(ci, 0x06, 0x1F); + msleep(300); + write_regm(ci, 0x09, 0x08, 0x08); write_regm(ci, 0x20, 0x80, 0x80); /* Reset CAM Mode */ write_regm(ci, 0x06, 0x07, 0x07); /* Clear IO Mode */ + ci->mode = -1; + ci->write_busy = 0; mutex_unlock(&ci->lock); return 0; } @@ -490,9 +553,7 @@ static int slot_ts_enable(struct dvb_ca_en50221 *ca, int slot) mutex_lock(&ci->lock); write_regm(ci, 0x09, 0x00, 0x08); set_mode(ci, 0); -#ifdef BUFFER_MODE cam_mode(ci, 1); -#endif mutex_unlock(&ci->lock); return 0; } @@ -506,12 +567,10 @@ static int campoll(struct cxd *ci) return 0; write_reg(ci, 0x05, istat); - if (istat & 0x40) { + if (istat & 0x40) ci->dr = 1; - dev_info(&ci->i2c->dev, "DR\n"); - } if (istat & 0x20) - dev_info(&ci->i2c->dev, "WC\n"); + ci->write_busy = 0; if (istat & 2) { u8 slotstat; @@ -519,7 +578,8 @@ static int campoll(struct cxd *ci) read_reg(ci, 0x01, &slotstat); if (!(2 & slotstat)) { if (!ci->slot_stat) { - ci->slot_stat = DVB_CA_EN50221_POLL_CAM_PRESENT; + ci->slot_stat |= + DVB_CA_EN50221_POLL_CAM_PRESENT; write_regm(ci, 0x03, 0x08, 0x08); } @@ -531,8 +591,8 @@ static int campoll(struct cxd *ci) ci->ready = 0; } } - if (istat & 8 && - ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT) { + if ((istat & 8) && + (ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT)) { ci->ready = 1; ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_READY; } @@ -553,7 +613,6 @@ static int poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open) return ci->slot_stat; } -#ifdef BUFFER_MODE static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount) { struct cxd *ci = ca->data; @@ -564,30 +623,38 @@ static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount) campoll(ci); mutex_unlock(&ci->lock); - dev_info(&ci->i2c->dev, "%s\n", __func__); if (!ci->dr) return 0; mutex_lock(&ci->lock); read_reg(ci, 0x0f, &msb); read_reg(ci, 0x10, &lsb); - len = (msb << 8) | lsb; + len = ((u16)msb << 8) | lsb; + if (len > ecount || len < 2) { + /* read it anyway or cxd may hang */ + read_block(ci, 0x12, ci->rbuf, len); + mutex_unlock(&ci->lock); + return -EIO; + } read_block(ci, 0x12, ebuf, len); ci->dr = 0; mutex_unlock(&ci->lock); - return len; } +#ifdef BUFFER_MODE + static int write_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount) { struct cxd *ci = ca->data; + if (ci->write_busy) + return -EAGAIN; mutex_lock(&ci->lock); - dev_info(&ci->i2c->dev, "%s %d\n", __func__, ecount); write_reg(ci, 0x0d, ecount >> 8); write_reg(ci, 0x0e, ecount & 0xff); write_block(ci, 0x11, ebuf, ecount); + ci->write_busy = 1; mutex_unlock(&ci->lock); return ecount; } diff --git a/drivers/staging/media/cxd2099/cxd2099.h b/drivers/staging/media/cxd2099/cxd2099.h index 0eb607c5b423..f4b29b1d6eb8 100644 --- a/drivers/staging/media/cxd2099/cxd2099.h +++ b/drivers/staging/media/cxd2099/cxd2099.h @@ -30,8 +30,10 @@ struct cxd2099_cfg { u32 bitrate; u8 adr; - u8 polarity:1; - u8 clock_mode:1; + u8 polarity; + u8 clock_mode; + + u32 max_i2c; }; #if defined(CONFIG_DVB_CXD2099) || \ diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index b5c98e5bf524..c6360fbdf808 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -261,7 +261,7 @@ __xr17v35x_register_gpio(struct pci_dev *pcidev, } static const struct property_entry exar_gpio_properties[] = { - PROPERTY_ENTRY_U32("linux,first-pin", 0), + PROPERTY_ENTRY_U32("exar,first-pin", 0), PROPERTY_ENTRY_U32("ngpios", 16), { } }; @@ -326,7 +326,7 @@ static int iot2040_rs485_config(struct uart_port *port, } static const struct property_entry iot2040_gpio_properties[] = { - PROPERTY_ENTRY_U32("linux,first-pin", 10), + PROPERTY_ENTRY_U32("exar,first-pin", 10), PROPERTY_ENTRY_U32("ngpios", 1), { } }; |