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-rw-r--r--drivers/media/rc/Kconfig16
-rw-r--r--drivers/media/rc/Makefile1
-rw-r--r--drivers/media/rc/ati_remote.c2
-rw-r--r--drivers/media/rc/ene_ir.c7
-rw-r--r--drivers/media/rc/gpio-ir-recv.c192
-rw-r--r--drivers/media/rc/igorplugusb.c8
-rw-r--r--drivers/media/rc/img-ir/img-ir-core.c5
-rw-r--r--drivers/media/rc/img-ir/img-ir-hw.c13
-rw-r--r--drivers/media/rc/img-ir/img-ir-raw.c6
-rw-r--r--drivers/media/rc/imon.c30
-rw-r--r--drivers/media/rc/ir-lirc-codec.c65
-rw-r--r--drivers/media/rc/ir-mce_kbd-decoder.c7
-rw-r--r--drivers/media/rc/ir-nec-decoder.c29
-rw-r--r--drivers/media/rc/keymaps/Makefile4
-rw-r--r--drivers/media/rc/keymaps/rc-astrometa-t2hybrid.c70
-rw-r--r--drivers/media/rc/keymaps/rc-avermedia-m135a.c3
-rw-r--r--drivers/media/rc/keymaps/rc-hisi-poplar.c69
-rw-r--r--drivers/media/rc/keymaps/rc-hisi-tv-demo.c81
-rw-r--r--drivers/media/rc/keymaps/rc-tango.c92
-rw-r--r--drivers/media/rc/keymaps/rc-twinhan1027.c2
-rw-r--r--drivers/media/rc/lirc_dev.c515
-rw-r--r--drivers/media/rc/mceusb.c20
-rw-r--r--drivers/media/rc/rc-core-priv.h2
-rw-r--r--drivers/media/rc/rc-ir-raw.c8
-rw-r--r--drivers/media/rc/rc-main.c79
-rw-r--r--drivers/media/rc/redrat3.c2
-rw-r--r--drivers/media/rc/serial_ir.c5
-rw-r--r--drivers/media/rc/sir_ir.c4
-rw-r--r--drivers/media/rc/streamzap.c2
-rw-r--r--drivers/media/rc/tango-ir.c281
30 files changed, 1040 insertions, 580 deletions
diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig
index d9ce8ff55d0c..afb3456d4e20 100644
--- a/drivers/media/rc/Kconfig
+++ b/drivers/media/rc/Kconfig
@@ -2,7 +2,6 @@
menuconfig RC_CORE
tristate "Remote Controller support"
depends on INPUT
- default y
---help---
Enable support for Remote Controllers on Linux. This is
needed in order to support several video capture adapters,
@@ -179,6 +178,7 @@ config IR_ENE
config IR_HIX5HD2
tristate "Hisilicon hix5hd2 IR remote control"
depends on RC_CORE
+ depends on OF || COMPILE_TEST
help
Say Y here if you want to use hisilicon hix5hd2 remote control.
To compile this driver as a module, choose M here: the module will be
@@ -286,6 +286,7 @@ config IR_REDRAT3
config IR_SPI
tristate "SPI connected IR LED"
depends on SPI && LIRC
+ depends on OF || COMPILE_TEST
---help---
Say Y if you want to use an IR LED connected through SPI bus.
@@ -393,6 +394,7 @@ config RC_LOOPBACK
config IR_GPIO_CIR
tristate "GPIO IR remote control"
depends on RC_CORE
+ depends on (OF && GPIOLIB) || COMPILE_TEST
---help---
Say Y if you want to use GPIO based IR Receiver.
@@ -403,6 +405,7 @@ config IR_GPIO_TX
tristate "GPIO IR Bit Banging Transmitter"
depends on RC_CORE
depends on LIRC
+ depends on (OF && GPIOLIB) || COMPILE_TEST
---help---
Say Y if you want to a GPIO based IR transmitter. This is a
bit banging driver.
@@ -415,6 +418,7 @@ config IR_PWM_TX
depends on RC_CORE
depends on LIRC
depends on PWM
+ depends on OF || COMPILE_TEST
---help---
Say Y if you want to use a PWM based IR transmitter. This is
more power efficient than the bit banging gpio driver.
@@ -469,6 +473,16 @@ config IR_SIR
To compile this driver as a module, choose M here: the module will
be called sir-ir.
+config IR_TANGO
+ tristate "Sigma Designs SMP86xx IR decoder"
+ depends on RC_CORE
+ depends on ARCH_TANGO || COMPILE_TEST
+ ---help---
+ Adds support for the HW IR decoder embedded on Sigma Designs
+ Tango-based systems (SMP86xx, SMP87xx).
+ The HW decoder supports NEC, RC-5, RC-6 IR protocols.
+ When compiled as a module, look for tango-ir.
+
config IR_ZX
tristate "ZTE ZX IR remote control"
depends on RC_CORE
diff --git a/drivers/media/rc/Makefile b/drivers/media/rc/Makefile
index ab3d5a135453..10026477a677 100644
--- a/drivers/media/rc/Makefile
+++ b/drivers/media/rc/Makefile
@@ -45,3 +45,4 @@ obj-$(CONFIG_IR_SERIAL) += serial_ir.o
obj-$(CONFIG_IR_SIR) += sir_ir.o
obj-$(CONFIG_IR_MTK) += mtk-cir.o
obj-$(CONFIG_IR_ZX) += zx-irdec.o
+obj-$(CONFIG_IR_TANGO) += tango-ir.o
diff --git a/drivers/media/rc/ati_remote.c b/drivers/media/rc/ati_remote.c
index d0871d60a723..8e82610ffaad 100644
--- a/drivers/media/rc/ati_remote.c
+++ b/drivers/media/rc/ati_remote.c
@@ -198,7 +198,7 @@ static const struct ati_receiver_type type_firefly = {
.default_keymap = RC_MAP_SNAPSTREAM_FIREFLY
};
-static struct usb_device_id ati_remote_table[] = {
+static const struct usb_device_id ati_remote_table[] = {
{
USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA_REMOTE_PRODUCT_ID),
.driver_info = (unsigned long)&type_ati
diff --git a/drivers/media/rc/ene_ir.c b/drivers/media/rc/ene_ir.c
index af7ba23e16e1..71b8c9bbf6c4 100644
--- a/drivers/media/rc/ene_ir.c
+++ b/drivers/media/rc/ene_ir.c
@@ -670,9 +670,9 @@ exit:
}
/* timer to simulate tx done interrupt */
-static void ene_tx_irqsim(unsigned long data)
+static void ene_tx_irqsim(struct timer_list *t)
{
- struct ene_device *dev = (struct ene_device *)data;
+ struct ene_device *dev = from_timer(dev, t, tx_sim_timer);
unsigned long flags;
spin_lock_irqsave(&dev->hw_lock, flags);
@@ -1045,8 +1045,7 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id)
if (!dev->hw_learning_and_tx_capable && txsim) {
dev->hw_learning_and_tx_capable = true;
- setup_timer(&dev->tx_sim_timer, ene_tx_irqsim,
- (long unsigned int)dev);
+ timer_setup(&dev->tx_sim_timer, ene_tx_irqsim, 0);
pr_warn("Simulation of TX activated\n");
}
diff --git a/drivers/media/rc/gpio-ir-recv.c b/drivers/media/rc/gpio-ir-recv.c
index 7248b3662285..3d99b51384ac 100644
--- a/drivers/media/rc/gpio-ir-recv.c
+++ b/drivers/media/rc/gpio-ir-recv.c
@@ -14,119 +14,64 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/interrupt.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/slab.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <media/rc-core.h>
-#include <linux/platform_data/media/gpio-ir-recv.h>
-#define GPIO_IR_DRIVER_NAME "gpio-rc-recv"
#define GPIO_IR_DEVICE_NAME "gpio_ir_recv"
struct gpio_rc_dev {
struct rc_dev *rcdev;
- int gpio_nr;
- bool active_low;
+ struct gpio_desc *gpiod;
+ int irq;
};
-#ifdef CONFIG_OF
-/*
- * Translate OpenFirmware node properties into platform_data
- */
-static int gpio_ir_recv_get_devtree_pdata(struct device *dev,
- struct gpio_ir_recv_platform_data *pdata)
-{
- struct device_node *np = dev->of_node;
- enum of_gpio_flags flags;
- int gpio;
-
- gpio = of_get_gpio_flags(np, 0, &flags);
- if (gpio < 0) {
- if (gpio != -EPROBE_DEFER)
- dev_err(dev, "Failed to get gpio flags (%d)\n", gpio);
- return gpio;
- }
-
- pdata->gpio_nr = gpio;
- pdata->active_low = (flags & OF_GPIO_ACTIVE_LOW);
- /* probe() takes care of map_name == NULL or allowed_protos == 0 */
- pdata->map_name = of_get_property(np, "linux,rc-map-name", NULL);
- pdata->allowed_protos = 0;
-
- return 0;
-}
-
-static const struct of_device_id gpio_ir_recv_of_match[] = {
- { .compatible = "gpio-ir-receiver", },
- { },
-};
-MODULE_DEVICE_TABLE(of, gpio_ir_recv_of_match);
-
-#else /* !CONFIG_OF */
-
-#define gpio_ir_recv_get_devtree_pdata(dev, pdata) (-ENOSYS)
-
-#endif
-
static irqreturn_t gpio_ir_recv_irq(int irq, void *dev_id)
{
+ int val;
struct gpio_rc_dev *gpio_dev = dev_id;
- int gval;
- int rc = 0;
-
- gval = gpio_get_value(gpio_dev->gpio_nr);
-
- if (gval < 0)
- goto err_get_value;
-
- if (gpio_dev->active_low)
- gval = !gval;
- rc = ir_raw_event_store_edge(gpio_dev->rcdev, gval == 1);
- if (rc < 0)
- goto err_get_value;
+ val = gpiod_get_value(gpio_dev->gpiod);
+ if (val >= 0)
+ ir_raw_event_store_edge(gpio_dev->rcdev, val == 1);
-err_get_value:
return IRQ_HANDLED;
}
static int gpio_ir_recv_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
struct gpio_rc_dev *gpio_dev;
struct rc_dev *rcdev;
- const struct gpio_ir_recv_platform_data *pdata =
- pdev->dev.platform_data;
int rc;
- if (pdev->dev.of_node) {
- struct gpio_ir_recv_platform_data *dtpdata =
- devm_kzalloc(&pdev->dev, sizeof(*dtpdata), GFP_KERNEL);
- if (!dtpdata)
- return -ENOMEM;
- rc = gpio_ir_recv_get_devtree_pdata(&pdev->dev, dtpdata);
- if (rc)
- return rc;
- pdata = dtpdata;
- }
-
- if (!pdata)
- return -EINVAL;
+ if (!np)
+ return -ENODEV;
- if (pdata->gpio_nr < 0)
- return -EINVAL;
-
- gpio_dev = kzalloc(sizeof(struct gpio_rc_dev), GFP_KERNEL);
+ gpio_dev = devm_kzalloc(dev, sizeof(*gpio_dev), GFP_KERNEL);
if (!gpio_dev)
return -ENOMEM;
- rcdev = rc_allocate_device(RC_DRIVER_IR_RAW);
- if (!rcdev) {
- rc = -ENOMEM;
- goto err_allocate_device;
+ gpio_dev->gpiod = devm_gpiod_get(dev, NULL, GPIOD_IN);
+ if (IS_ERR(gpio_dev->gpiod)) {
+ rc = PTR_ERR(gpio_dev->gpiod);
+ /* Just try again if this happens */
+ if (rc != -EPROBE_DEFER)
+ dev_err(dev, "error getting gpio (%d)\n", rc);
+ return rc;
}
+ gpio_dev->irq = gpiod_to_irq(gpio_dev->gpiod);
+ if (gpio_dev->irq < 0)
+ return gpio_dev->irq;
+
+ rcdev = devm_rc_allocate_device(dev, RC_DRIVER_IR_RAW);
+ if (!rcdev)
+ return -ENOMEM;
rcdev->priv = gpio_dev;
rcdev->device_name = GPIO_IR_DEVICE_NAME;
@@ -135,92 +80,52 @@ static int gpio_ir_recv_probe(struct platform_device *pdev)
rcdev->input_id.vendor = 0x0001;
rcdev->input_id.product = 0x0001;
rcdev->input_id.version = 0x0100;
- rcdev->dev.parent = &pdev->dev;
- rcdev->driver_name = GPIO_IR_DRIVER_NAME;
+ rcdev->dev.parent = dev;
+ rcdev->driver_name = KBUILD_MODNAME;
rcdev->min_timeout = 1;
rcdev->timeout = IR_DEFAULT_TIMEOUT;
rcdev->max_timeout = 10 * IR_DEFAULT_TIMEOUT;
- if (pdata->allowed_protos)
- rcdev->allowed_protocols = pdata->allowed_protos;
- else
- rcdev->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER;
- rcdev->map_name = pdata->map_name ?: RC_MAP_EMPTY;
+ rcdev->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER;
+ rcdev->map_name = of_get_property(np, "linux,rc-map-name", NULL);
+ if (!rcdev->map_name)
+ rcdev->map_name = RC_MAP_EMPTY;
gpio_dev->rcdev = rcdev;
- gpio_dev->gpio_nr = pdata->gpio_nr;
- gpio_dev->active_low = pdata->active_low;
-
- rc = gpio_request(pdata->gpio_nr, "gpio-ir-recv");
- if (rc < 0)
- goto err_gpio_request;
- rc = gpio_direction_input(pdata->gpio_nr);
- if (rc < 0)
- goto err_gpio_direction_input;
- rc = rc_register_device(rcdev);
+ rc = devm_rc_register_device(dev, rcdev);
if (rc < 0) {
- dev_err(&pdev->dev, "failed to register rc device\n");
- goto err_register_rc_device;
+ dev_err(dev, "failed to register rc device (%d)\n", rc);
+ return rc;
}
platform_set_drvdata(pdev, gpio_dev);
- rc = request_any_context_irq(gpio_to_irq(pdata->gpio_nr),
- gpio_ir_recv_irq,
- IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
- "gpio-ir-recv-irq", gpio_dev);
- if (rc < 0)
- goto err_request_irq;
-
- return 0;
-
-err_request_irq:
- rc_unregister_device(rcdev);
- rcdev = NULL;
-err_register_rc_device:
-err_gpio_direction_input:
- gpio_free(pdata->gpio_nr);
-err_gpio_request:
- rc_free_device(rcdev);
-err_allocate_device:
- kfree(gpio_dev);
- return rc;
-}
-
-static int gpio_ir_recv_remove(struct platform_device *pdev)
-{
- struct gpio_rc_dev *gpio_dev = platform_get_drvdata(pdev);
-
- free_irq(gpio_to_irq(gpio_dev->gpio_nr), gpio_dev);
- rc_unregister_device(gpio_dev->rcdev);
- gpio_free(gpio_dev->gpio_nr);
- kfree(gpio_dev);
- return 0;
+ return devm_request_irq(dev, gpio_dev->irq, gpio_ir_recv_irq,
+ IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
+ "gpio-ir-recv-irq", gpio_dev);
}
#ifdef CONFIG_PM
static int gpio_ir_recv_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct gpio_rc_dev *gpio_dev = platform_get_drvdata(pdev);
+ struct gpio_rc_dev *gpio_dev = dev_get_drvdata(dev);
if (device_may_wakeup(dev))
- enable_irq_wake(gpio_to_irq(gpio_dev->gpio_nr));
+ enable_irq_wake(gpio_dev->irq);
else
- disable_irq(gpio_to_irq(gpio_dev->gpio_nr));
+ disable_irq(gpio_dev->irq);
return 0;
}
static int gpio_ir_recv_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct gpio_rc_dev *gpio_dev = platform_get_drvdata(pdev);
+ struct gpio_rc_dev *gpio_dev = dev_get_drvdata(dev);
if (device_may_wakeup(dev))
- disable_irq_wake(gpio_to_irq(gpio_dev->gpio_nr));
+ disable_irq_wake(gpio_dev->irq);
else
- enable_irq(gpio_to_irq(gpio_dev->gpio_nr));
+ enable_irq(gpio_dev->irq);
return 0;
}
@@ -231,11 +136,16 @@ static const struct dev_pm_ops gpio_ir_recv_pm_ops = {
};
#endif
+static const struct of_device_id gpio_ir_recv_of_match[] = {
+ { .compatible = "gpio-ir-receiver", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, gpio_ir_recv_of_match);
+
static struct platform_driver gpio_ir_recv_driver = {
.probe = gpio_ir_recv_probe,
- .remove = gpio_ir_recv_remove,
.driver = {
- .name = GPIO_IR_DRIVER_NAME,
+ .name = KBUILD_MODNAME,
.of_match_table = of_match_ptr(gpio_ir_recv_of_match),
#ifdef CONFIG_PM
.pm = &gpio_ir_recv_pm_ops,
diff --git a/drivers/media/rc/igorplugusb.c b/drivers/media/rc/igorplugusb.c
index a5ea86be8f44..f563ddd7f739 100644
--- a/drivers/media/rc/igorplugusb.c
+++ b/drivers/media/rc/igorplugusb.c
@@ -137,9 +137,9 @@ static void igorplugusb_cmd(struct igorplugusb *ir, int cmd)
dev_err(ir->dev, "submit urb failed: %d", ret);
}
-static void igorplugusb_timer(unsigned long data)
+static void igorplugusb_timer(struct timer_list *t)
{
- struct igorplugusb *ir = (struct igorplugusb *)data;
+ struct igorplugusb *ir = from_timer(ir, t, timer);
igorplugusb_cmd(ir, GET_INFRACODE);
}
@@ -174,7 +174,7 @@ static int igorplugusb_probe(struct usb_interface *intf,
ir->dev = &intf->dev;
- setup_timer(&ir->timer, igorplugusb_timer, (unsigned long)ir);
+ timer_setup(&ir->timer, igorplugusb_timer, 0);
ir->request.bRequest = GET_INFRACODE;
ir->request.bRequestType = USB_TYPE_VENDOR | USB_DIR_IN;
@@ -245,7 +245,7 @@ static void igorplugusb_disconnect(struct usb_interface *intf)
usb_free_urb(ir->urb);
}
-static struct usb_device_id igorplugusb_table[] = {
+static const struct usb_device_id igorplugusb_table[] = {
/* Igor Plug USB (Atmel's Manufact. ID) */
{ USB_DEVICE(0x03eb, 0x0002) },
/* Fit PC2 Infrared Adapter */
diff --git a/drivers/media/rc/img-ir/img-ir-core.c b/drivers/media/rc/img-ir/img-ir-core.c
index 03fe080278df..bcbabeeab12a 100644
--- a/drivers/media/rc/img-ir/img-ir-core.c
+++ b/drivers/media/rc/img-ir/img-ir-core.c
@@ -92,10 +92,9 @@ static int img_ir_probe(struct platform_device *pdev)
/* Private driver data */
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
- if (!priv) {
- dev_err(&pdev->dev, "cannot allocate device data\n");
+ if (!priv)
return -ENOMEM;
- }
+
platform_set_drvdata(pdev, priv);
priv->dev = &pdev->dev;
spin_lock_init(&priv->lock);
diff --git a/drivers/media/rc/img-ir/img-ir-hw.c b/drivers/media/rc/img-ir/img-ir-hw.c
index 82fdf4cc0824..f54bc5d23893 100644
--- a/drivers/media/rc/img-ir/img-ir-hw.c
+++ b/drivers/media/rc/img-ir/img-ir-hw.c
@@ -867,9 +867,9 @@ static void img_ir_handle_data(struct img_ir_priv *priv, u32 len, u64 raw)
}
/* timer function to end waiting for repeat. */
-static void img_ir_end_timer(unsigned long arg)
+static void img_ir_end_timer(struct timer_list *t)
{
- struct img_ir_priv *priv = (struct img_ir_priv *)arg;
+ struct img_ir_priv *priv = from_timer(priv, t, hw.end_timer);
spin_lock_irq(&priv->lock);
img_ir_end_repeat(priv);
@@ -881,9 +881,9 @@ static void img_ir_end_timer(unsigned long arg)
* cleared when invalid interrupts were generated due to a quirk in the
* img-ir decoder.
*/
-static void img_ir_suspend_timer(unsigned long arg)
+static void img_ir_suspend_timer(struct timer_list *t)
{
- struct img_ir_priv *priv = (struct img_ir_priv *)arg;
+ struct img_ir_priv *priv = from_timer(priv, t, hw.suspend_timer);
spin_lock_irq(&priv->lock);
/*
@@ -1055,9 +1055,8 @@ int img_ir_probe_hw(struct img_ir_priv *priv)
img_ir_probe_hw_caps(priv);
/* Set up the end timer */
- setup_timer(&hw->end_timer, img_ir_end_timer, (unsigned long)priv);
- setup_timer(&hw->suspend_timer, img_ir_suspend_timer,
- (unsigned long)priv);
+ timer_setup(&hw->end_timer, img_ir_end_timer, 0);
+ timer_setup(&hw->suspend_timer, img_ir_suspend_timer, 0);
/* Register a clock notifier */
if (!IS_ERR(priv->clk)) {
diff --git a/drivers/media/rc/img-ir/img-ir-raw.c b/drivers/media/rc/img-ir/img-ir-raw.c
index 64714efc1145..6e545680d3b6 100644
--- a/drivers/media/rc/img-ir/img-ir-raw.c
+++ b/drivers/media/rc/img-ir/img-ir-raw.c
@@ -67,9 +67,9 @@ void img_ir_isr_raw(struct img_ir_priv *priv, u32 irq_status)
* order to be assured of the final space. If there are no edges for a certain
* time we use this timer to emit a final sample to satisfy them.
*/
-static void img_ir_echo_timer(unsigned long arg)
+static void img_ir_echo_timer(struct timer_list *t)
{
- struct img_ir_priv *priv = (struct img_ir_priv *)arg;
+ struct img_ir_priv *priv = from_timer(priv, t, raw.timer);
spin_lock_irq(&priv->lock);
@@ -107,7 +107,7 @@ int img_ir_probe_raw(struct img_ir_priv *priv)
int error;
/* Set up the echo timer */
- setup_timer(&raw->timer, img_ir_echo_timer, (unsigned long)priv);
+ timer_setup(&raw->timer, img_ir_echo_timer, 0);
/* Allocate raw decoder */
raw->rdev = rdev = rc_allocate_device(RC_DRIVER_IR_RAW);
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index 7b3f31cc63d2..b25b35b3f6da 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -346,7 +346,7 @@ static const struct imon_usb_dev_descr imon_ir_raw = {
* devices use the SoundGraph vendor ID (0x15c2). This driver only supports
* the ffdc and later devices, which do onboard decoding.
*/
-static struct usb_device_id imon_usb_id_table[] = {
+static const struct usb_device_id imon_usb_id_table[] = {
/*
* Several devices with this same device ID, all use iMON_PAD.inf
* SoundGraph iMON PAD (IR & VFD)
@@ -602,8 +602,7 @@ static int send_packet(struct imon_context *ictx)
ictx->tx_urb->actual_length = 0;
} else {
/* fill request into kmalloc'ed space: */
- control_req = kmalloc(sizeof(struct usb_ctrlrequest),
- GFP_KERNEL);
+ control_req = kmalloc(sizeof(*control_req), GFP_KERNEL);
if (control_req == NULL)
return -ENOMEM;
@@ -943,7 +942,7 @@ static ssize_t vfd_write(struct file *file, const char __user *buf,
int seq;
int retval = 0;
struct imon_context *ictx;
- const unsigned char vfd_packet6[] = {
+ static const unsigned char vfd_packet6[] = {
0x01, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF };
ictx = file->private_data;
@@ -1091,9 +1090,9 @@ static void usb_tx_callback(struct urb *urb)
/**
* report touchscreen input
*/
-static void imon_touch_display_timeout(unsigned long data)
+static void imon_touch_display_timeout(struct timer_list *t)
{
- struct imon_context *ictx = (struct imon_context *)data;
+ struct imon_context *ictx = from_timer(ictx, t, ttimer);
if (ictx->display_type != IMON_DISPLAY_TYPE_VGA)
return;
@@ -2047,8 +2046,8 @@ static struct rc_dev *imon_init_rdev(struct imon_context *ictx)
{
struct rc_dev *rdev;
int ret;
- const unsigned char fp_packet[] = { 0x40, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x88 };
+ static const unsigned char fp_packet[] = {
+ 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88 };
rdev = rc_allocate_device(ictx->dev_descr->flags & IMON_IR_RAW ?
RC_DRIVER_IR_RAW : RC_DRIVER_SCANCODE);
@@ -2310,11 +2309,10 @@ static struct imon_context *imon_init_intf0(struct usb_interface *intf,
struct usb_host_interface *iface_desc;
int ret = -ENOMEM;
- ictx = kzalloc(sizeof(struct imon_context), GFP_KERNEL);
- if (!ictx) {
- dev_err(dev, "%s: kzalloc failed for context", __func__);
+ ictx = kzalloc(sizeof(*ictx), GFP_KERNEL);
+ if (!ictx)
goto exit;
- }
+
rx_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!rx_urb)
goto rx_urb_alloc_failed;
@@ -2413,8 +2411,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf,
mutex_lock(&ictx->lock);
if (ictx->display_type == IMON_DISPLAY_TYPE_VGA) {
- setup_timer(&ictx->ttimer, imon_touch_display_timeout,
- (unsigned long)ictx);
+ timer_setup(&ictx->ttimer, imon_touch_display_timeout, 0);
}
ictx->usbdev_intf1 = usb_get_dev(interface_to_usbdev(intf));
@@ -2517,6 +2514,11 @@ static int imon_probe(struct usb_interface *interface,
mutex_lock(&driver_lock);
first_if = usb_ifnum_to_if(usbdev, 0);
+ if (!first_if) {
+ ret = -ENODEV;
+ goto fail;
+ }
+
first_if_ctx = usb_get_intfdata(first_if);
if (ifnum == 0) {
diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c
index d2223c04e9ad..8f2f37412fc5 100644
--- a/drivers/media/rc/ir-lirc-codec.c
+++ b/drivers/media/rc/ir-lirc-codec.c
@@ -35,7 +35,7 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
struct lirc_codec *lirc = &dev->raw->lirc;
int sample;
- if (!dev->raw->lirc.drv || !dev->raw->lirc.drv->rbuf)
+ if (!dev->raw->lirc.ldev || !dev->raw->lirc.ldev->buf)
return -EINVAL;
/* Packet start */
@@ -84,8 +84,8 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
(u64)LIRC_VALUE_MASK);
gap_sample = LIRC_SPACE(lirc->gap_duration);
- lirc_buffer_write(dev->raw->lirc.drv->rbuf,
- (unsigned char *) &gap_sample);
+ lirc_buffer_write(dev->raw->lirc.ldev->buf,
+ (unsigned char *)&gap_sample);
lirc->gap = false;
}
@@ -95,9 +95,9 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
TO_US(ev.duration), TO_STR(ev.pulse));
}
- lirc_buffer_write(dev->raw->lirc.drv->rbuf,
+ lirc_buffer_write(dev->raw->lirc.ldev->buf,
(unsigned char *) &sample);
- wake_up(&dev->raw->lirc.drv->rbuf->wait_poll);
+ wake_up(&dev->raw->lirc.ldev->buf->wait_poll);
return 0;
}
@@ -298,11 +298,14 @@ static long ir_lirc_ioctl(struct file *filep, unsigned int cmd,
if (!dev->max_timeout)
return -ENOTTY;
+ /* Check for multiply overflow */
+ if (val > U32_MAX / 1000)
+ return -EINVAL;
+
tmp = val * 1000;
- if (tmp < dev->min_timeout ||
- tmp > dev->max_timeout)
- return -EINVAL;
+ if (tmp < dev->min_timeout || tmp > dev->max_timeout)
+ return -EINVAL;
if (dev->s_timeout)
ret = dev->s_timeout(dev, tmp);
@@ -343,12 +346,12 @@ static const struct file_operations lirc_fops = {
static int ir_lirc_register(struct rc_dev *dev)
{
- struct lirc_driver *drv;
+ struct lirc_dev *ldev;
int rc = -ENOMEM;
unsigned long features = 0;
- drv = kzalloc(sizeof(struct lirc_driver), GFP_KERNEL);
- if (!drv)
+ ldev = lirc_allocate_device();
+ if (!ldev)
return rc;
if (dev->driver_type != RC_DRIVER_IR_RAW_TX) {
@@ -380,32 +383,29 @@ static int ir_lirc_register(struct rc_dev *dev)
if (dev->max_timeout)
features |= LIRC_CAN_SET_REC_TIMEOUT;
- snprintf(drv->name, sizeof(drv->name), "ir-lirc-codec (%s)",
+ snprintf(ldev->name, sizeof(ldev->name), "ir-lirc-codec (%s)",
dev->driver_name);
- drv->minor = -1;
- drv->features = features;
- drv->data = &dev->raw->lirc;
- drv->rbuf = NULL;
- drv->code_length = sizeof(struct ir_raw_event) * 8;
- drv->chunk_size = sizeof(int);
- drv->buffer_size = LIRCBUF_SIZE;
- drv->fops = &lirc_fops;
- drv->dev = &dev->dev;
- drv->rdev = dev;
- drv->owner = THIS_MODULE;
-
- drv->minor = lirc_register_driver(drv);
- if (drv->minor < 0) {
- rc = -ENODEV;
+ ldev->features = features;
+ ldev->data = &dev->raw->lirc;
+ ldev->buf = NULL;
+ ldev->code_length = sizeof(struct ir_raw_event) * 8;
+ ldev->chunk_size = sizeof(int);
+ ldev->buffer_size = LIRCBUF_SIZE;
+ ldev->fops = &lirc_fops;
+ ldev->dev.parent = &dev->dev;
+ ldev->rdev = dev;
+ ldev->owner = THIS_MODULE;
+
+ rc = lirc_register_device(ldev);
+ if (rc < 0)
goto out;
- }
- dev->raw->lirc.drv = drv;
+ dev->raw->lirc.ldev = ldev;
dev->raw->lirc.dev = dev;
return 0;
out:
- kfree(drv);
+ lirc_free_device(ldev);
return rc;
}
@@ -413,9 +413,8 @@ static int ir_lirc_unregister(struct rc_dev *dev)
{
struct lirc_codec *lirc = &dev->raw->lirc;
- lirc_unregister_driver(lirc->drv->minor);
- kfree(lirc->drv);
- lirc->drv = NULL;
+ lirc_unregister_device(lirc->ldev);
+ lirc->ldev = NULL;
return 0;
}
diff --git a/drivers/media/rc/ir-mce_kbd-decoder.c b/drivers/media/rc/ir-mce_kbd-decoder.c
index 7c572a643656..69d6264d54e6 100644
--- a/drivers/media/rc/ir-mce_kbd-decoder.c
+++ b/drivers/media/rc/ir-mce_kbd-decoder.c
@@ -115,9 +115,9 @@ static unsigned char kbd_keycodes[256] = {
KEY_RESERVED
};
-static void mce_kbd_rx_timeout(unsigned long data)
+static void mce_kbd_rx_timeout(struct timer_list *t)
{
- struct mce_kbd_dec *mce_kbd = (struct mce_kbd_dec *)data;
+ struct mce_kbd_dec *mce_kbd = from_timer(mce_kbd, t, rx_timeout);
int i;
unsigned char maskcode;
@@ -389,8 +389,7 @@ static int ir_mce_kbd_register(struct rc_dev *dev)
set_bit(EV_MSC, idev->evbit);
set_bit(MSC_SCAN, idev->mscbit);
- setup_timer(&mce_kbd->rx_timeout, mce_kbd_rx_timeout,
- (unsigned long)mce_kbd);
+ timer_setup(&mce_kbd->rx_timeout, mce_kbd_rx_timeout, 0);
input_set_drvdata(idev, mce_kbd);
diff --git a/drivers/media/rc/ir-nec-decoder.c b/drivers/media/rc/ir-nec-decoder.c
index 817c18f2ddd1..a95d09acc22a 100644
--- a/drivers/media/rc/ir-nec-decoder.c
+++ b/drivers/media/rc/ir-nec-decoder.c
@@ -87,8 +87,6 @@ static int ir_nec_decode(struct rc_dev *dev, struct ir_raw_event ev)
data->state = STATE_BIT_PULSE;
return 0;
} else if (eq_margin(ev.duration, NEC_REPEAT_SPACE, NEC_UNIT / 2)) {
- rc_repeat(dev);
- IR_dprintk(1, "Repeat last key\n");
data->state = STATE_TRAILER_PULSE;
return 0;
}
@@ -151,19 +149,26 @@ static int ir_nec_decode(struct rc_dev *dev, struct ir_raw_event ev)
if (!geq_margin(ev.duration, NEC_TRAILER_SPACE, NEC_UNIT / 2))
break;
- address = bitrev8((data->bits >> 24) & 0xff);
- not_address = bitrev8((data->bits >> 16) & 0xff);
- command = bitrev8((data->bits >> 8) & 0xff);
- not_command = bitrev8((data->bits >> 0) & 0xff);
+ if (data->count == NEC_NBITS) {
+ address = bitrev8((data->bits >> 24) & 0xff);
+ not_address = bitrev8((data->bits >> 16) & 0xff);
+ command = bitrev8((data->bits >> 8) & 0xff);
+ not_command = bitrev8((data->bits >> 0) & 0xff);
+
+ scancode = ir_nec_bytes_to_scancode(address,
+ not_address,
+ command,
+ not_command,
+ &rc_proto);
- scancode = ir_nec_bytes_to_scancode(address, not_address,
- command, not_command,
- &rc_proto);
+ if (data->is_nec_x)
+ data->necx_repeat = true;
- if (data->is_nec_x)
- data->necx_repeat = true;
+ rc_keydown(dev, rc_proto, scancode, 0);
+ } else {
+ rc_repeat(dev);
+ }
- rc_keydown(dev, rc_proto, scancode, 0);
data->state = STATE_INACTIVE;
return 0;
}
diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile
index 2d0b26bf2051..50b319355edf 100644
--- a/drivers/media/rc/keymaps/Makefile
+++ b/drivers/media/rc/keymaps/Makefile
@@ -3,6 +3,7 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \
rc-alink-dtu-m.o \
rc-anysee.o \
rc-apac-viewcomp.o \
+ rc-astrometa-t2hybrid.o \
rc-asus-pc39.o \
rc-asus-ps3-100.o \
rc-ati-tv-wonder-hd-600.o \
@@ -48,6 +49,8 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \
rc-geekbox.o \
rc-genius-tvgo-a11mce.o \
rc-gotview7135.o \
+ rc-hisi-poplar.o \
+ rc-hisi-tv-demo.o \
rc-imon-mce.o \
rc-imon-pad.o \
rc-iodata-bctv7e.o \
@@ -89,6 +92,7 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \
rc-reddo.o \
rc-snapstream-firefly.o \
rc-streamzap.o \
+ rc-tango.o \
rc-tbs-nec.o \
rc-technisat-ts35.o \
rc-technisat-usb2.o \
diff --git a/drivers/media/rc/keymaps/rc-astrometa-t2hybrid.c b/drivers/media/rc/keymaps/rc-astrometa-t2hybrid.c
new file mode 100644
index 000000000000..51690960fec4
--- /dev/null
+++ b/drivers/media/rc/keymaps/rc-astrometa-t2hybrid.c
@@ -0,0 +1,70 @@
+/*
+ * Keytable for the Astrometa T2hybrid remote controller
+ *
+ * Copyright (C) 2017 Oleh Kravchenko <oleg@kaa.org.ua>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <media/rc-map.h>
+#include <linux/module.h>
+
+static struct rc_map_table t2hybrid[] = {
+ { 0x4d, KEY_POWER2 },
+ { 0x54, KEY_VIDEO }, /* Source */
+ { 0x16, KEY_MUTE },
+
+ { 0x4c, KEY_RECORD },
+ { 0x05, KEY_CHANNELUP },
+ { 0x0c, KEY_TIME}, /* Timeshift */
+
+ { 0x0a, KEY_VOLUMEDOWN },
+ { 0x40, KEY_ZOOM }, /* Fullscreen */
+ { 0x1e, KEY_VOLUMEUP },
+
+ { 0x12, KEY_0 },
+ { 0x02, KEY_CHANNELDOWN },
+ { 0x1c, KEY_AGAIN }, /* Recall */
+
+ { 0x09, KEY_1 },
+ { 0x1d, KEY_2 },
+ { 0x1f, KEY_3 },
+
+ { 0x0d, KEY_4 },
+ { 0x19, KEY_5 },
+ { 0x1b, KEY_6 },
+
+ { 0x11, KEY_7 },
+ { 0x15, KEY_8 },
+ { 0x17, KEY_9 },
+};
+
+static struct rc_map_list t2hybrid_map = {
+ .map = {
+ .scan = t2hybrid,
+ .size = ARRAY_SIZE(t2hybrid),
+ .rc_proto = RC_PROTO_NEC,
+ .name = RC_MAP_ASTROMETA_T2HYBRID,
+ }
+};
+
+static int __init init_rc_map_t2hybrid(void)
+{
+ return rc_map_register(&t2hybrid_map);
+}
+
+static void __exit exit_rc_map_t2hybrid(void)
+{
+ rc_map_unregister(&t2hybrid_map);
+}
+
+module_init(init_rc_map_t2hybrid)
+module_exit(exit_rc_map_t2hybrid)
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Oleh Kravchenko <oleg@kaa.org.ua>");
diff --git a/drivers/media/rc/keymaps/rc-avermedia-m135a.c b/drivers/media/rc/keymaps/rc-avermedia-m135a.c
index 9882e2cde975..6d5a73b7ccec 100644
--- a/drivers/media/rc/keymaps/rc-avermedia-m135a.c
+++ b/drivers/media/rc/keymaps/rc-avermedia-m135a.c
@@ -43,7 +43,8 @@ static struct rc_map_table avermedia_m135a[] = {
{ 0x0213, KEY_RIGHT }, /* -> or L */
{ 0x0212, KEY_LEFT }, /* <- or R */
- { 0x0217, KEY_SLEEP }, /* Capturar Imagem or Snapshot */
+ { 0x0215, KEY_MENU },
+ { 0x0217, KEY_CAMERA }, /* Capturar Imagem or Snapshot */
{ 0x0210, KEY_SHUFFLE }, /* Amostra or 16 chan prev */
{ 0x0303, KEY_CHANNELUP },
diff --git a/drivers/media/rc/keymaps/rc-hisi-poplar.c b/drivers/media/rc/keymaps/rc-hisi-poplar.c
new file mode 100644
index 000000000000..78728bc7f63a
--- /dev/null
+++ b/drivers/media/rc/keymaps/rc-hisi-poplar.c
@@ -0,0 +1,69 @@
+/*
+ * Keytable for remote controller of HiSilicon poplar board.
+ *
+ * Copyright (c) 2017 HiSilicon Technologies Co., Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <media/rc-map.h>
+
+static struct rc_map_table hisi_poplar_keymap[] = {
+ { 0x0000b292, KEY_1},
+ { 0x0000b293, KEY_2},
+ { 0x0000b2cc, KEY_3},
+ { 0x0000b28e, KEY_4},
+ { 0x0000b28f, KEY_5},
+ { 0x0000b2c8, KEY_6},
+ { 0x0000b28a, KEY_7},
+ { 0x0000b28b, KEY_8},
+ { 0x0000b2c4, KEY_9},
+ { 0x0000b287, KEY_0},
+ { 0x0000b282, KEY_HOMEPAGE},
+ { 0x0000b2ca, KEY_UP},
+ { 0x0000b299, KEY_LEFT},
+ { 0x0000b2c1, KEY_RIGHT},
+ { 0x0000b2d2, KEY_DOWN},
+ { 0x0000b2c5, KEY_DELETE},
+ { 0x0000b29c, KEY_MUTE},
+ { 0x0000b281, KEY_VOLUMEDOWN},
+ { 0x0000b280, KEY_VOLUMEUP},
+ { 0x0000b2dc, KEY_POWER},
+ { 0x0000b29a, KEY_MENU},
+ { 0x0000b28d, KEY_SETUP},
+ { 0x0000b2c5, KEY_BACK},
+ { 0x0000b295, KEY_PLAYPAUSE},
+ { 0x0000b2ce, KEY_ENTER},
+ { 0x0000b285, KEY_CHANNELUP},
+ { 0x0000b286, KEY_CHANNELDOWN},
+ { 0x0000b2da, KEY_NUMERIC_STAR},
+ { 0x0000b2d0, KEY_NUMERIC_POUND},
+};
+
+static struct rc_map_list hisi_poplar_map = {
+ .map = {
+ .scan = hisi_poplar_keymap,
+ .size = ARRAY_SIZE(hisi_poplar_keymap),
+ .rc_proto = RC_PROTO_NEC,
+ .name = RC_MAP_HISI_POPLAR,
+ }
+};
+
+static int __init init_rc_map_hisi_poplar(void)
+{
+ return rc_map_register(&hisi_poplar_map);
+}
+
+static void __exit exit_rc_map_hisi_poplar(void)
+{
+ rc_map_unregister(&hisi_poplar_map);
+}
+
+module_init(init_rc_map_hisi_poplar)
+module_exit(exit_rc_map_hisi_poplar)
+
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/media/rc/keymaps/rc-hisi-tv-demo.c b/drivers/media/rc/keymaps/rc-hisi-tv-demo.c
new file mode 100644
index 000000000000..4816e3a4a18d
--- /dev/null
+++ b/drivers/media/rc/keymaps/rc-hisi-tv-demo.c
@@ -0,0 +1,81 @@
+/*
+ * Keytable for remote controller of HiSilicon tv demo board.
+ *
+ * Copyright (c) 2017 HiSilicon Technologies Co., Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <media/rc-map.h>
+
+static struct rc_map_table hisi_tv_demo_keymap[] = {
+ { 0x00000092, KEY_1},
+ { 0x00000093, KEY_2},
+ { 0x000000cc, KEY_3},
+ { 0x0000009f, KEY_4},
+ { 0x0000008e, KEY_5},
+ { 0x0000008f, KEY_6},
+ { 0x000000c8, KEY_7},
+ { 0x00000094, KEY_8},
+ { 0x0000008a, KEY_9},
+ { 0x0000008b, KEY_0},
+ { 0x000000ce, KEY_ENTER},
+ { 0x000000ca, KEY_UP},
+ { 0x00000099, KEY_LEFT},
+ { 0x00000084, KEY_PAGEUP},
+ { 0x000000c1, KEY_RIGHT},
+ { 0x000000d2, KEY_DOWN},
+ { 0x00000089, KEY_PAGEDOWN},
+ { 0x000000d1, KEY_MUTE},
+ { 0x00000098, KEY_VOLUMEDOWN},
+ { 0x00000090, KEY_VOLUMEUP},
+ { 0x0000009c, KEY_POWER},
+ { 0x000000d6, KEY_STOP},
+ { 0x00000097, KEY_MENU},
+ { 0x000000cb, KEY_BACK},
+ { 0x000000da, KEY_PLAYPAUSE},
+ { 0x00000080, KEY_INFO},
+ { 0x000000c3, KEY_REWIND},
+ { 0x00000087, KEY_HOMEPAGE},
+ { 0x000000d0, KEY_FASTFORWARD},
+ { 0x000000c4, KEY_SOUND},
+ { 0x00000082, BTN_1},
+ { 0x000000c7, BTN_2},
+ { 0x00000086, KEY_PROGRAM},
+ { 0x000000d9, KEY_SUBTITLE},
+ { 0x00000085, KEY_ZOOM},
+ { 0x0000009b, KEY_RED},
+ { 0x0000009a, KEY_GREEN},
+ { 0x000000c0, KEY_YELLOW},
+ { 0x000000c2, KEY_BLUE},
+ { 0x0000009d, KEY_CHANNELDOWN},
+ { 0x000000cf, KEY_CHANNELUP},
+};
+
+static struct rc_map_list hisi_tv_demo_map = {
+ .map = {
+ .scan = hisi_tv_demo_keymap,
+ .size = ARRAY_SIZE(hisi_tv_demo_keymap),
+ .rc_proto = RC_PROTO_NEC,
+ .name = RC_MAP_HISI_TV_DEMO,
+ }
+};
+
+static int __init init_rc_map_hisi_tv_demo(void)
+{
+ return rc_map_register(&hisi_tv_demo_map);
+}
+
+static void __exit exit_rc_map_hisi_tv_demo(void)
+{
+ rc_map_unregister(&hisi_tv_demo_map);
+}
+
+module_init(init_rc_map_hisi_tv_demo)
+module_exit(exit_rc_map_hisi_tv_demo)
+
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/media/rc/keymaps/rc-tango.c b/drivers/media/rc/keymaps/rc-tango.c
new file mode 100644
index 000000000000..1c6e8875d46f
--- /dev/null
+++ b/drivers/media/rc/keymaps/rc-tango.c
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2017 Sigma Designs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <media/rc-map.h>
+
+static struct rc_map_table tango_table[] = {
+ { 0x4cb4a, KEY_POWER },
+ { 0x4cb48, KEY_FILE },
+ { 0x4cb0f, KEY_SETUP },
+ { 0x4cb4d, KEY_SUSPEND },
+ { 0x4cb4e, KEY_VOLUMEUP },
+ { 0x4cb44, KEY_EJECTCD },
+ { 0x4cb13, KEY_TV },
+ { 0x4cb51, KEY_MUTE },
+ { 0x4cb52, KEY_VOLUMEDOWN },
+
+ { 0x4cb41, KEY_1 },
+ { 0x4cb03, KEY_2 },
+ { 0x4cb42, KEY_3 },
+ { 0x4cb45, KEY_4 },
+ { 0x4cb07, KEY_5 },
+ { 0x4cb46, KEY_6 },
+ { 0x4cb55, KEY_7 },
+ { 0x4cb17, KEY_8 },
+ { 0x4cb56, KEY_9 },
+ { 0x4cb1b, KEY_0 },
+ { 0x4cb59, KEY_DELETE },
+ { 0x4cb5a, KEY_CAPSLOCK },
+
+ { 0x4cb47, KEY_BACK },
+ { 0x4cb05, KEY_SWITCHVIDEOMODE },
+ { 0x4cb06, KEY_UP },
+ { 0x4cb43, KEY_LEFT },
+ { 0x4cb01, KEY_RIGHT },
+ { 0x4cb0a, KEY_DOWN },
+ { 0x4cb02, KEY_ENTER },
+ { 0x4cb4b, KEY_INFO },
+ { 0x4cb09, KEY_HOME },
+
+ { 0x4cb53, KEY_MENU },
+ { 0x4cb12, KEY_PREVIOUS },
+ { 0x4cb50, KEY_PLAY },
+ { 0x4cb11, KEY_NEXT },
+ { 0x4cb4f, KEY_TITLE },
+ { 0x4cb0e, KEY_REWIND },
+ { 0x4cb4c, KEY_STOP },
+ { 0x4cb0d, KEY_FORWARD },
+ { 0x4cb57, KEY_MEDIA_REPEAT },
+ { 0x4cb16, KEY_ANGLE },
+ { 0x4cb54, KEY_PAUSE },
+ { 0x4cb15, KEY_SLOW },
+ { 0x4cb5b, KEY_TIME },
+ { 0x4cb1a, KEY_AUDIO },
+ { 0x4cb58, KEY_SUBTITLE },
+ { 0x4cb19, KEY_ZOOM },
+
+ { 0x4cb5f, KEY_RED },
+ { 0x4cb1e, KEY_GREEN },
+ { 0x4cb5c, KEY_YELLOW },
+ { 0x4cb1d, KEY_BLUE },
+};
+
+static struct rc_map_list tango_map = {
+ .map = {
+ .scan = tango_table,
+ .size = ARRAY_SIZE(tango_table),
+ .rc_proto = RC_PROTO_NECX,
+ .name = RC_MAP_TANGO,
+ }
+};
+
+static int __init init_rc_map_tango(void)
+{
+ return rc_map_register(&tango_map);
+}
+
+static void __exit exit_rc_map_tango(void)
+{
+ rc_map_unregister(&tango_map);
+}
+
+module_init(init_rc_map_tango)
+module_exit(exit_rc_map_tango)
+
+MODULE_AUTHOR("Sigma Designs");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/rc/keymaps/rc-twinhan1027.c b/drivers/media/rc/keymaps/rc-twinhan1027.c
index 2275b37c61d2..78bb3143a1a8 100644
--- a/drivers/media/rc/keymaps/rc-twinhan1027.c
+++ b/drivers/media/rc/keymaps/rc-twinhan1027.c
@@ -66,7 +66,7 @@ static struct rc_map_list twinhan_vp1027_map = {
.map = {
.scan = twinhan_vp1027,
.size = ARRAY_SIZE(twinhan_vp1027),
- .rc_proto = RC_PROTO_UNKNOWN, /* Legacy IR type */
+ .rc_proto = RC_PROTO_NEC,
.name = RC_MAP_TWINHAN_VP1027_DVBS,
}
};
diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c
index 9080e39ea391..e16d1138ca48 100644
--- a/drivers/media/rc/lirc_dev.c
+++ b/drivers/media/rc/lirc_dev.c
@@ -24,96 +24,91 @@
#include <linux/mutex.h>
#include <linux/device.h>
#include <linux/cdev.h>
+#include <linux/idr.h>
#include <media/rc-core.h>
#include <media/lirc.h>
#include <media/lirc_dev.h>
-#define NOPLUG -1
#define LOGHEAD "lirc_dev (%s[%d]): "
static dev_t lirc_base_dev;
-struct irctl {
- struct lirc_driver d;
- int attached;
- int open;
+/* Used to keep track of allocated lirc devices */
+#define LIRC_MAX_DEVICES 256
+static DEFINE_IDA(lirc_ida);
- struct mutex irctl_lock;
- struct lirc_buffer *buf;
- bool buf_internal;
- unsigned int chunk_size;
-
- struct device dev;
- struct cdev cdev;
-};
+/* Only used for sysfs but defined to void otherwise */
+static struct class *lirc_class;
-static DEFINE_MUTEX(lirc_dev_lock);
+static void lirc_release_device(struct device *ld)
+{
+ struct lirc_dev *d = container_of(ld, struct lirc_dev, dev);
-static struct irctl *irctls[MAX_IRCTL_DEVICES];
+ put_device(d->dev.parent);
-/* Only used for sysfs but defined to void otherwise */
-static struct class *lirc_class;
+ if (d->buf_internal) {
+ lirc_buffer_free(d->buf);
+ kfree(d->buf);
+ d->buf = NULL;
+ }
+ kfree(d);
+ module_put(THIS_MODULE);
+}
-static void lirc_release(struct device *ld)
+static int lirc_allocate_buffer(struct lirc_dev *d)
{
- struct irctl *ir = container_of(ld, struct irctl, dev);
+ int err;
- put_device(ir->dev.parent);
+ if (d->buf) {
+ d->buf_internal = false;
+ return 0;
+ }
- if (ir->buf_internal) {
- lirc_buffer_free(ir->buf);
- kfree(ir->buf);
+ d->buf = kmalloc(sizeof(*d->buf), GFP_KERNEL);
+ if (!d->buf)
+ return -ENOMEM;
+
+ err = lirc_buffer_init(d->buf, d->chunk_size, d->buffer_size);
+ if (err) {
+ kfree(d->buf);
+ d->buf = NULL;
+ return err;
}
- mutex_lock(&lirc_dev_lock);
- irctls[ir->d.minor] = NULL;
- mutex_unlock(&lirc_dev_lock);
- kfree(ir);
+ d->buf_internal = true;
+ return 0;
}
-static int lirc_allocate_buffer(struct irctl *ir)
+struct lirc_dev *
+lirc_allocate_device(void)
{
- int err = 0;
- int bytes_in_key;
- unsigned int chunk_size;
- unsigned int buffer_size;
- struct lirc_driver *d = &ir->d;
-
- bytes_in_key = BITS_TO_LONGS(d->code_length) +
- (d->code_length % 8 ? 1 : 0);
- buffer_size = d->buffer_size ? d->buffer_size : BUFLEN / bytes_in_key;
- chunk_size = d->chunk_size ? d->chunk_size : bytes_in_key;
-
- if (d->rbuf) {
- ir->buf = d->rbuf;
- ir->buf_internal = false;
- } else {
- ir->buf = kmalloc(sizeof(struct lirc_buffer), GFP_KERNEL);
- if (!ir->buf) {
- err = -ENOMEM;
- goto out;
- }
+ struct lirc_dev *d;
- err = lirc_buffer_init(ir->buf, chunk_size, buffer_size);
- if (err) {
- kfree(ir->buf);
- ir->buf = NULL;
- goto out;
- }
-
- ir->buf_internal = true;
- d->rbuf = ir->buf;
+ d = kzalloc(sizeof(*d), GFP_KERNEL);
+ if (d) {
+ mutex_init(&d->mutex);
+ device_initialize(&d->dev);
+ d->dev.class = lirc_class;
+ d->dev.release = lirc_release_device;
+ __module_get(THIS_MODULE);
}
- ir->chunk_size = ir->buf->chunk_size;
-out:
- return err;
+ return d;
}
+EXPORT_SYMBOL(lirc_allocate_device);
-int lirc_register_driver(struct lirc_driver *d)
+void lirc_free_device(struct lirc_dev *d)
+{
+ if (!d)
+ return;
+
+ put_device(&d->dev);
+}
+EXPORT_SYMBOL(lirc_free_device);
+
+int lirc_register_device(struct lirc_dev *d)
{
- struct irctl *ir;
int minor;
int err;
@@ -122,8 +117,8 @@ int lirc_register_driver(struct lirc_driver *d)
return -EBADRQC;
}
- if (!d->dev) {
- pr_err("dev pointer not filled in!\n");
+ if (!d->dev.parent) {
+ pr_err("dev parent pointer not filled in!\n");
return -EINVAL;
}
@@ -132,226 +127,146 @@ int lirc_register_driver(struct lirc_driver *d)
return -EINVAL;
}
- if (d->minor >= MAX_IRCTL_DEVICES) {
- dev_err(d->dev, "minor must be between 0 and %d!\n",
- MAX_IRCTL_DEVICES - 1);
- return -EBADRQC;
+ if (!d->buf && d->chunk_size < 1) {
+ pr_err("chunk_size must be set!\n");
+ return -EINVAL;
}
- if (d->code_length < 1 || d->code_length > (BUFLEN * 8)) {
- dev_err(d->dev, "code length must be less than %d bits\n",
- BUFLEN * 8);
- return -EBADRQC;
+ if (!d->buf && d->buffer_size < 1) {
+ pr_err("buffer_size must be set!\n");
+ return -EINVAL;
}
- if (!d->rbuf && !(d->fops && d->fops->read &&
- d->fops->poll && d->fops->unlocked_ioctl)) {
- dev_err(d->dev, "undefined read, poll, ioctl\n");
+ if (d->code_length < 1 || d->code_length > (BUFLEN * 8)) {
+ dev_err(&d->dev, "code length must be less than %d bits\n",
+ BUFLEN * 8);
return -EBADRQC;
}
- mutex_lock(&lirc_dev_lock);
-
- minor = d->minor;
-
- if (minor < 0) {
- /* find first free slot for driver */
- for (minor = 0; minor < MAX_IRCTL_DEVICES; minor++)
- if (!irctls[minor])
- break;
- if (minor == MAX_IRCTL_DEVICES) {
- dev_err(d->dev, "no free slots for drivers!\n");
- err = -ENOMEM;
- goto out_lock;
- }
- } else if (irctls[minor]) {
- dev_err(d->dev, "minor (%d) just registered!\n", minor);
- err = -EBUSY;
- goto out_lock;
- }
-
- ir = kzalloc(sizeof(struct irctl), GFP_KERNEL);
- if (!ir) {
- err = -ENOMEM;
- goto out_lock;
+ if (!d->buf && !(d->fops && d->fops->read &&
+ d->fops->poll && d->fops->unlocked_ioctl)) {
+ dev_err(&d->dev, "undefined read, poll, ioctl\n");
+ return -EBADRQC;
}
- mutex_init(&ir->irctl_lock);
- irctls[minor] = ir;
- d->minor = minor;
-
/* some safety check 8-) */
- d->name[sizeof(d->name)-1] = '\0';
+ d->name[sizeof(d->name) - 1] = '\0';
if (d->features == 0)
d->features = LIRC_CAN_REC_LIRCCODE;
- ir->d = *d;
-
if (LIRC_CAN_REC(d->features)) {
- err = lirc_allocate_buffer(irctls[minor]);
- if (err) {
- kfree(ir);
- goto out_lock;
- }
- d->rbuf = ir->buf;
+ err = lirc_allocate_buffer(d);
+ if (err)
+ return err;
}
- device_initialize(&ir->dev);
- ir->dev.devt = MKDEV(MAJOR(lirc_base_dev), ir->d.minor);
- ir->dev.class = lirc_class;
- ir->dev.parent = d->dev;
- ir->dev.release = lirc_release;
- dev_set_name(&ir->dev, "lirc%d", ir->d.minor);
+ minor = ida_simple_get(&lirc_ida, 0, LIRC_MAX_DEVICES, GFP_KERNEL);
+ if (minor < 0)
+ return minor;
- cdev_init(&ir->cdev, d->fops);
- ir->cdev.owner = ir->d.owner;
- ir->cdev.kobj.parent = &ir->dev.kobj;
-
- err = cdev_add(&ir->cdev, ir->dev.devt, 1);
- if (err)
- goto out_free_dev;
-
- ir->attached = 1;
-
- err = device_add(&ir->dev);
- if (err)
- goto out_cdev;
-
- mutex_unlock(&lirc_dev_lock);
+ d->minor = minor;
+ d->dev.devt = MKDEV(MAJOR(lirc_base_dev), d->minor);
+ dev_set_name(&d->dev, "lirc%d", d->minor);
- get_device(ir->dev.parent);
+ cdev_init(&d->cdev, d->fops);
+ d->cdev.owner = d->owner;
+ d->attached = true;
- dev_info(ir->d.dev, "lirc_dev: driver %s registered at minor = %d\n",
- ir->d.name, ir->d.minor);
+ err = cdev_device_add(&d->cdev, &d->dev);
+ if (err) {
+ ida_simple_remove(&lirc_ida, minor);
+ return err;
+ }
- return minor;
+ get_device(d->dev.parent);
-out_cdev:
- cdev_del(&ir->cdev);
-out_free_dev:
- put_device(&ir->dev);
-out_lock:
- mutex_unlock(&lirc_dev_lock);
+ dev_info(&d->dev, "lirc_dev: driver %s registered at minor = %d\n",
+ d->name, d->minor);
- return err;
+ return 0;
}
-EXPORT_SYMBOL(lirc_register_driver);
+EXPORT_SYMBOL(lirc_register_device);
-int lirc_unregister_driver(int minor)
+void lirc_unregister_device(struct lirc_dev *d)
{
- struct irctl *ir;
+ if (!d)
+ return;
- if (minor < 0 || minor >= MAX_IRCTL_DEVICES) {
- pr_err("minor (%d) must be between 0 and %d!\n",
- minor, MAX_IRCTL_DEVICES - 1);
- return -EBADRQC;
- }
-
- ir = irctls[minor];
- if (!ir) {
- pr_err("failed to get irctl\n");
- return -ENOENT;
- }
+ dev_dbg(&d->dev, "lirc_dev: driver %s unregistered from minor = %d\n",
+ d->name, d->minor);
- mutex_lock(&lirc_dev_lock);
+ mutex_lock(&d->mutex);
- if (ir->d.minor != minor) {
- dev_err(ir->d.dev, "lirc_dev: minor %d device not registered\n",
- minor);
- mutex_unlock(&lirc_dev_lock);
- return -ENOENT;
+ d->attached = false;
+ if (d->open) {
+ dev_dbg(&d->dev, LOGHEAD "releasing opened driver\n",
+ d->name, d->minor);
+ wake_up_interruptible(&d->buf->wait_poll);
}
- dev_dbg(ir->d.dev, "lirc_dev: driver %s unregistered from minor = %d\n",
- ir->d.name, ir->d.minor);
-
- ir->attached = 0;
- if (ir->open) {
- dev_dbg(ir->d.dev, LOGHEAD "releasing opened driver\n",
- ir->d.name, ir->d.minor);
- wake_up_interruptible(&ir->buf->wait_poll);
- }
+ mutex_unlock(&d->mutex);
- mutex_unlock(&lirc_dev_lock);
-
- device_del(&ir->dev);
- cdev_del(&ir->cdev);
- put_device(&ir->dev);
-
- return 0;
+ cdev_device_del(&d->cdev, &d->dev);
+ ida_simple_remove(&lirc_ida, d->minor);
+ put_device(&d->dev);
}
-EXPORT_SYMBOL(lirc_unregister_driver);
+EXPORT_SYMBOL(lirc_unregister_device);
int lirc_dev_fop_open(struct inode *inode, struct file *file)
{
- struct irctl *ir;
- int retval = 0;
-
- if (iminor(inode) >= MAX_IRCTL_DEVICES) {
- pr_err("open result for %d is -ENODEV\n", iminor(inode));
- return -ENODEV;
- }
-
- if (mutex_lock_interruptible(&lirc_dev_lock))
- return -ERESTARTSYS;
-
- ir = irctls[iminor(inode)];
- mutex_unlock(&lirc_dev_lock);
+ struct lirc_dev *d = container_of(inode->i_cdev, struct lirc_dev, cdev);
+ int retval;
- if (!ir) {
- retval = -ENODEV;
- goto error;
- }
+ dev_dbg(&d->dev, LOGHEAD "open called\n", d->name, d->minor);
- dev_dbg(ir->d.dev, LOGHEAD "open called\n", ir->d.name, ir->d.minor);
+ retval = mutex_lock_interruptible(&d->mutex);
+ if (retval)
+ return retval;
- if (ir->d.minor == NOPLUG) {
+ if (!d->attached) {
retval = -ENODEV;
- goto error;
+ goto out;
}
- if (ir->open) {
+ if (d->open) {
retval = -EBUSY;
- goto error;
+ goto out;
}
- if (ir->d.rdev) {
- retval = rc_open(ir->d.rdev);
+ if (d->rdev) {
+ retval = rc_open(d->rdev);
if (retval)
- goto error;
+ goto out;
}
- if (ir->buf)
- lirc_buffer_clear(ir->buf);
+ if (d->buf)
+ lirc_buffer_clear(d->buf);
- ir->open++;
+ d->open++;
-error:
+ lirc_init_pdata(inode, file);
nonseekable_open(inode, file);
+ mutex_unlock(&d->mutex);
+
+ return 0;
+out:
+ mutex_unlock(&d->mutex);
return retval;
}
EXPORT_SYMBOL(lirc_dev_fop_open);
int lirc_dev_fop_close(struct inode *inode, struct file *file)
{
- struct irctl *ir = irctls[iminor(inode)];
- int ret;
-
- if (!ir) {
- pr_err("called with invalid irctl\n");
- return -EINVAL;
- }
+ struct lirc_dev *d = file->private_data;
- ret = mutex_lock_killable(&lirc_dev_lock);
- WARN_ON(ret);
+ mutex_lock(&d->mutex);
- rc_close(ir->d.rdev);
+ rc_close(d->rdev);
+ d->open--;
- ir->open--;
- if (!ret)
- mutex_unlock(&lirc_dev_lock);
+ mutex_unlock(&d->mutex);
return 0;
}
@@ -359,29 +274,24 @@ EXPORT_SYMBOL(lirc_dev_fop_close);
unsigned int lirc_dev_fop_poll(struct file *file, poll_table *wait)
{
- struct irctl *ir = irctls[iminor(file_inode(file))];
+ struct lirc_dev *d = file->private_data;
unsigned int ret;
- if (!ir) {
- pr_err("called with invalid irctl\n");
- return POLLERR;
- }
-
- if (!ir->attached)
+ if (!d->attached)
return POLLHUP | POLLERR;
- if (ir->buf) {
- poll_wait(file, &ir->buf->wait_poll, wait);
+ if (d->buf) {
+ poll_wait(file, &d->buf->wait_poll, wait);
- if (lirc_buffer_empty(ir->buf))
+ if (lirc_buffer_empty(d->buf))
ret = 0;
else
ret = POLLIN | POLLRDNORM;
- } else
+ } else {
ret = POLLERR;
+ }
- dev_dbg(ir->d.dev, LOGHEAD "poll result = %d\n",
- ir->d.name, ir->d.minor, ret);
+ dev_dbg(&d->dev, LOGHEAD "poll result = %d\n", d->name, d->minor, ret);
return ret;
}
@@ -389,48 +299,44 @@ EXPORT_SYMBOL(lirc_dev_fop_poll);
long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
+ struct lirc_dev *d = file->private_data;
__u32 mode;
- int result = 0;
- struct irctl *ir = irctls[iminor(file_inode(file))];
+ int result;
- if (!ir) {
- pr_err("no irctl found!\n");
- return -ENODEV;
- }
+ dev_dbg(&d->dev, LOGHEAD "ioctl called (0x%x)\n",
+ d->name, d->minor, cmd);
- dev_dbg(ir->d.dev, LOGHEAD "ioctl called (0x%x)\n",
- ir->d.name, ir->d.minor, cmd);
+ result = mutex_lock_interruptible(&d->mutex);
+ if (result)
+ return result;
- if (ir->d.minor == NOPLUG || !ir->attached) {
- dev_err(ir->d.dev, LOGHEAD "ioctl result = -ENODEV\n",
- ir->d.name, ir->d.minor);
- return -ENODEV;
+ if (!d->attached) {
+ result = -ENODEV;
+ goto out;
}
- mutex_lock(&ir->irctl_lock);
-
switch (cmd) {
case LIRC_GET_FEATURES:
- result = put_user(ir->d.features, (__u32 __user *)arg);
+ result = put_user(d->features, (__u32 __user *)arg);
break;
case LIRC_GET_REC_MODE:
- if (!LIRC_CAN_REC(ir->d.features)) {
+ if (!LIRC_CAN_REC(d->features)) {
result = -ENOTTY;
break;
}
result = put_user(LIRC_REC2MODE
- (ir->d.features & LIRC_CAN_REC_MASK),
+ (d->features & LIRC_CAN_REC_MASK),
(__u32 __user *)arg);
break;
case LIRC_SET_REC_MODE:
- if (!LIRC_CAN_REC(ir->d.features)) {
+ if (!LIRC_CAN_REC(d->features)) {
result = -ENOTTY;
break;
}
result = get_user(mode, (__u32 __user *)arg);
- if (!result && !(LIRC_MODE2REC(mode) & ir->d.features))
+ if (!result && !(LIRC_MODE2REC(mode) & d->features))
result = -EINVAL;
/*
* FIXME: We should actually set the mode somehow but
@@ -438,32 +344,14 @@ long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
*/
break;
case LIRC_GET_LENGTH:
- result = put_user(ir->d.code_length, (__u32 __user *)arg);
- break;
- case LIRC_GET_MIN_TIMEOUT:
- if (!(ir->d.features & LIRC_CAN_SET_REC_TIMEOUT) ||
- ir->d.min_timeout == 0) {
- result = -ENOTTY;
- break;
- }
-
- result = put_user(ir->d.min_timeout, (__u32 __user *)arg);
- break;
- case LIRC_GET_MAX_TIMEOUT:
- if (!(ir->d.features & LIRC_CAN_SET_REC_TIMEOUT) ||
- ir->d.max_timeout == 0) {
- result = -ENOTTY;
- break;
- }
-
- result = put_user(ir->d.max_timeout, (__u32 __user *)arg);
+ result = put_user(d->code_length, (__u32 __user *)arg);
break;
default:
result = -ENOTTY;
}
- mutex_unlock(&ir->irctl_lock);
-
+out:
+ mutex_unlock(&d->mutex);
return result;
}
EXPORT_SYMBOL(lirc_dev_fop_ioctl);
@@ -473,35 +361,34 @@ ssize_t lirc_dev_fop_read(struct file *file,
size_t length,
loff_t *ppos)
{
- struct irctl *ir = irctls[iminor(file_inode(file))];
+ struct lirc_dev *d = file->private_data;
unsigned char *buf;
- int ret = 0, written = 0;
+ int ret, written = 0;
DECLARE_WAITQUEUE(wait, current);
- if (!ir) {
- pr_err("called with invalid irctl\n");
- return -ENODEV;
- }
-
- if (!LIRC_CAN_REC(ir->d.features))
- return -EINVAL;
-
- dev_dbg(ir->d.dev, LOGHEAD "read called\n", ir->d.name, ir->d.minor);
-
- buf = kzalloc(ir->chunk_size, GFP_KERNEL);
+ buf = kzalloc(d->buf->chunk_size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
- if (mutex_lock_interruptible(&ir->irctl_lock)) {
- ret = -ERESTARTSYS;
- goto out_unlocked;
+ dev_dbg(&d->dev, LOGHEAD "read called\n", d->name, d->minor);
+
+ ret = mutex_lock_interruptible(&d->mutex);
+ if (ret) {
+ kfree(buf);
+ return ret;
}
- if (!ir->attached) {
+
+ if (!d->attached) {
ret = -ENODEV;
goto out_locked;
}
- if (length % ir->chunk_size) {
+ if (!LIRC_CAN_REC(d->features)) {
+ ret = -EINVAL;
+ goto out_locked;
+ }
+
+ if (length % d->buf->chunk_size) {
ret = -EINVAL;
goto out_locked;
}
@@ -511,14 +398,14 @@ ssize_t lirc_dev_fop_read(struct file *file,
* to avoid losing scan code (in case when queue is awaken somewhere
* between while condition checking and scheduling)
*/
- add_wait_queue(&ir->buf->wait_poll, &wait);
+ add_wait_queue(&d->buf->wait_poll, &wait);
/*
* while we didn't provide 'length' bytes, device is opened in blocking
* mode and 'copy_to_user' is happy, wait for data.
*/
while (written < length && ret == 0) {
- if (lirc_buffer_empty(ir->buf)) {
+ if (lirc_buffer_empty(d->buf)) {
/* According to the read(2) man page, 'written' can be
* returned as less than 'length', instead of blocking
* again, returning -EWOULDBLOCK, or returning
@@ -535,36 +422,36 @@ ssize_t lirc_dev_fop_read(struct file *file,
break;
}
- mutex_unlock(&ir->irctl_lock);
+ mutex_unlock(&d->mutex);
set_current_state(TASK_INTERRUPTIBLE);
schedule();
set_current_state(TASK_RUNNING);
- if (mutex_lock_interruptible(&ir->irctl_lock)) {
- ret = -ERESTARTSYS;
- remove_wait_queue(&ir->buf->wait_poll, &wait);
+ ret = mutex_lock_interruptible(&d->mutex);
+ if (ret) {
+ remove_wait_queue(&d->buf->wait_poll, &wait);
goto out_unlocked;
}
- if (!ir->attached) {
+ if (!d->attached) {
ret = -ENODEV;
goto out_locked;
}
} else {
- lirc_buffer_read(ir->buf, buf);
+ lirc_buffer_read(d->buf, buf);
ret = copy_to_user((void __user *)buffer+written, buf,
- ir->buf->chunk_size);
+ d->buf->chunk_size);
if (!ret)
- written += ir->buf->chunk_size;
+ written += d->buf->chunk_size;
else
ret = -EFAULT;
}
}
- remove_wait_queue(&ir->buf->wait_poll, &wait);
+ remove_wait_queue(&d->buf->wait_poll, &wait);
out_locked:
- mutex_unlock(&ir->irctl_lock);
+ mutex_unlock(&d->mutex);
out_unlocked:
kfree(buf);
@@ -573,9 +460,19 @@ out_unlocked:
}
EXPORT_SYMBOL(lirc_dev_fop_read);
+void lirc_init_pdata(struct inode *inode, struct file *file)
+{
+ struct lirc_dev *d = container_of(inode->i_cdev, struct lirc_dev, cdev);
+
+ file->private_data = d;
+}
+EXPORT_SYMBOL(lirc_init_pdata);
+
void *lirc_get_pdata(struct file *file)
{
- return irctls[iminor(file_inode(file))]->d.data;
+ struct lirc_dev *d = file->private_data;
+
+ return d->data;
}
EXPORT_SYMBOL(lirc_get_pdata);
@@ -590,7 +487,7 @@ static int __init lirc_dev_init(void)
return PTR_ERR(lirc_class);
}
- retval = alloc_chrdev_region(&lirc_base_dev, 0, MAX_IRCTL_DEVICES,
+ retval = alloc_chrdev_region(&lirc_base_dev, 0, LIRC_MAX_DEVICES,
"BaseRemoteCtl");
if (retval) {
class_destroy(lirc_class);
@@ -607,7 +504,7 @@ static int __init lirc_dev_init(void)
static void __exit lirc_dev_exit(void)
{
class_destroy(lirc_class);
- unregister_chrdev_region(lirc_base_dev, MAX_IRCTL_DEVICES);
+ unregister_chrdev_region(lirc_base_dev, LIRC_MAX_DEVICES);
pr_info("module unloaded\n");
}
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index bf7aaff3aa37..a9187b0b46a1 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -188,6 +188,8 @@ enum mceusb_model_type {
TIVO_KIT,
MCE_GEN2_NO_TX,
HAUPPAUGE_CX_HYBRID_TV,
+ EVROMEDIA_FULL_HYBRID_FULLHD,
+ ASTROMETA_T2HYBRID,
};
struct mceusb_model {
@@ -247,9 +249,19 @@ static const struct mceusb_model mceusb_model[] = {
.mce_gen2 = 1,
.rc_map = RC_MAP_TIVO,
},
+ [EVROMEDIA_FULL_HYBRID_FULLHD] = {
+ .name = "Evromedia USB Full Hybrid Full HD",
+ .no_tx = 1,
+ .rc_map = RC_MAP_MSI_DIGIVOX_III,
+ },
+ [ASTROMETA_T2HYBRID] = {
+ .name = "Astrometa T2Hybrid",
+ .no_tx = 1,
+ .rc_map = RC_MAP_ASTROMETA_T2HYBRID,
+ }
};
-static struct usb_device_id mceusb_dev_table[] = {
+static const struct usb_device_id mceusb_dev_table[] = {
/* Original Microsoft MCE IR Transceiver (often HP-branded) */
{ USB_DEVICE(VENDOR_MICROSOFT, 0x006d),
.driver_info = MCE_GEN1 },
@@ -398,6 +410,12 @@ static struct usb_device_id mceusb_dev_table[] = {
.driver_info = HAUPPAUGE_CX_HYBRID_TV },
/* Adaptec / HP eHome Receiver */
{ USB_DEVICE(VENDOR_ADAPTEC, 0x0094) },
+ /* Evromedia USB Full Hybrid Full HD */
+ { USB_DEVICE(0x1b80, 0xd3b2),
+ .driver_info = EVROMEDIA_FULL_HYBRID_FULLHD },
+ /* Astrometa T2hybrid */
+ { USB_DEVICE(0x15f4, 0x0135),
+ .driver_info = ASTROMETA_T2HYBRID },
/* Terminating entry */
{ }
diff --git a/drivers/media/rc/rc-core-priv.h b/drivers/media/rc/rc-core-priv.h
index 7da9c96cb058..ae4dd0c27731 100644
--- a/drivers/media/rc/rc-core-priv.h
+++ b/drivers/media/rc/rc-core-priv.h
@@ -106,7 +106,7 @@ struct ir_raw_event_ctrl {
} mce_kbd;
struct lirc_codec {
struct rc_dev *dev;
- struct lirc_driver *drv;
+ struct lirc_dev *ldev;
int carrier_low;
ktime_t gap_start;
diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c
index 503bc425a187..f6e5ba4fbb49 100644
--- a/drivers/media/rc/rc-ir-raw.c
+++ b/drivers/media/rc/rc-ir-raw.c
@@ -471,9 +471,10 @@ int ir_raw_encode_scancode(enum rc_proto protocol, u32 scancode,
}
EXPORT_SYMBOL(ir_raw_encode_scancode);
-static void edge_handle(unsigned long arg)
+static void edge_handle(struct timer_list *t)
{
- struct rc_dev *dev = (struct rc_dev *)arg;
+ struct ir_raw_event_ctrl *raw = from_timer(raw, t, edge_handle);
+ struct rc_dev *dev = raw->dev;
ktime_t interval = ktime_sub(ktime_get(), dev->raw->last_event);
if (ktime_to_ns(interval) >= dev->timeout) {
@@ -513,8 +514,7 @@ int ir_raw_event_prepare(struct rc_dev *dev)
dev->raw->dev = dev;
dev->change_protocol = change_protocol;
- setup_timer(&dev->raw->edge_handle, edge_handle,
- (unsigned long)dev);
+ timer_setup(&dev->raw->edge_handle, edge_handle, 0);
INIT_KFIFO(dev->raw->kfifo);
return 0;
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 981cccd6b988..17950e29d4e3 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -15,6 +15,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <media/rc-core.h>
+#include <linux/bsearch.h>
#include <linux/spinlock.h>
#include <linux/delay.h>
#include <linux/input.h>
@@ -439,9 +440,6 @@ static int ir_setkeytable(struct rc_dev *dev,
if (rc)
return rc;
- IR_dprintk(1, "Allocated space for %u keycode entries (%u bytes)\n",
- rc_map->size, rc_map->alloc);
-
for (i = 0; i < from->size; i++) {
index = ir_establish_scancode(dev, rc_map,
from->scan[i].scancode, false);
@@ -460,6 +458,18 @@ static int ir_setkeytable(struct rc_dev *dev,
return rc;
}
+static int rc_map_cmp(const void *key, const void *elt)
+{
+ const unsigned int *scancode = key;
+ const struct rc_map_table *e = elt;
+
+ if (*scancode < e->scancode)
+ return -1;
+ else if (*scancode > e->scancode)
+ return 1;
+ return 0;
+}
+
/**
* ir_lookup_by_scancode() - locate mapping by scancode
* @rc_map: the struct rc_map to search
@@ -472,21 +482,14 @@ static int ir_setkeytable(struct rc_dev *dev,
static unsigned int ir_lookup_by_scancode(const struct rc_map *rc_map,
unsigned int scancode)
{
- int start = 0;
- int end = rc_map->len - 1;
- int mid;
-
- while (start <= end) {
- mid = (start + end) / 2;
- if (rc_map->scan[mid].scancode < scancode)
- start = mid + 1;
- else if (rc_map->scan[mid].scancode > scancode)
- end = mid - 1;
- else
- return mid;
- }
+ struct rc_map_table *res;
- return -1U;
+ res = bsearch(&scancode, rc_map->scan, rc_map->len,
+ sizeof(struct rc_map_table), rc_map_cmp);
+ if (!res)
+ return -1U;
+ else
+ return res - rc_map->scan;
}
/**
@@ -627,9 +630,9 @@ EXPORT_SYMBOL_GPL(rc_keyup);
* This routine will generate a keyup event some time after a keydown event
* is generated when no further activity has been detected.
*/
-static void ir_timer_keyup(unsigned long cookie)
+static void ir_timer_keyup(struct timer_list *t)
{
- struct rc_dev *dev = (struct rc_dev *)cookie;
+ struct rc_dev *dev = from_timer(dev, t, timer_keyup);
unsigned long flags;
/*
@@ -1480,6 +1483,8 @@ static int rc_dev_uevent(struct device *device, struct kobj_uevent_env *env)
ADD_HOTPLUG_VAR("NAME=%s", dev->rc_map.name);
if (dev->driver_name)
ADD_HOTPLUG_VAR("DRV_NAME=%s", dev->driver_name);
+ if (dev->device_name)
+ ADD_HOTPLUG_VAR("DEV_NAME=%s", dev->device_name);
return 0;
}
@@ -1487,7 +1492,10 @@ static int rc_dev_uevent(struct device *device, struct kobj_uevent_env *env)
/*
* Static device attribute struct with the sysfs attributes for IR's
*/
-static DEVICE_ATTR(protocols, 0644, show_protocols, store_protocols);
+static struct device_attribute dev_attr_ro_protocols =
+__ATTR(protocols, 0444, show_protocols, NULL);
+static struct device_attribute dev_attr_rw_protocols =
+__ATTR(protocols, 0644, show_protocols, store_protocols);
static DEVICE_ATTR(wakeup_protocols, 0644, show_wakeup_protocols,
store_wakeup_protocols);
static RC_FILTER_ATTR(filter, S_IRUGO|S_IWUSR,
@@ -1499,13 +1507,22 @@ static RC_FILTER_ATTR(wakeup_filter, S_IRUGO|S_IWUSR,
static RC_FILTER_ATTR(wakeup_filter_mask, S_IRUGO|S_IWUSR,
show_filter, store_filter, RC_FILTER_WAKEUP, true);
-static struct attribute *rc_dev_protocol_attrs[] = {
- &dev_attr_protocols.attr,
+static struct attribute *rc_dev_rw_protocol_attrs[] = {
+ &dev_attr_rw_protocols.attr,
+ NULL,
+};
+
+static const struct attribute_group rc_dev_rw_protocol_attr_grp = {
+ .attrs = rc_dev_rw_protocol_attrs,
+};
+
+static struct attribute *rc_dev_ro_protocol_attrs[] = {
+ &dev_attr_ro_protocols.attr,
NULL,
};
-static const struct attribute_group rc_dev_protocol_attr_grp = {
- .attrs = rc_dev_protocol_attrs,
+static const struct attribute_group rc_dev_ro_protocol_attr_grp = {
+ .attrs = rc_dev_ro_protocol_attrs,
};
static struct attribute *rc_dev_filter_attrs[] = {
@@ -1529,7 +1546,7 @@ static const struct attribute_group rc_dev_wakeup_filter_attr_grp = {
.attrs = rc_dev_wakeup_filter_attrs,
};
-static struct device_type rc_dev_type = {
+static const struct device_type rc_dev_type = {
.release = rc_dev_release,
.uevent = rc_dev_uevent,
};
@@ -1553,8 +1570,7 @@ struct rc_dev *rc_allocate_device(enum rc_driver_type type)
dev->input_dev->setkeycode = ir_setkeycode;
input_set_drvdata(dev->input_dev, dev);
- setup_timer(&dev->timer_keyup, ir_timer_keyup,
- (unsigned long)dev);
+ timer_setup(&dev->timer_keyup, ir_timer_keyup, 0);
spin_lock_init(&dev->rc_map.lock);
spin_lock_init(&dev->keylock);
@@ -1638,6 +1654,9 @@ static int rc_prepare_rx_device(struct rc_dev *dev)
rc_proto = BIT_ULL(rc_map->rc_proto);
+ if (dev->driver_type == RC_DRIVER_SCANCODE && !dev->change_protocol)
+ dev->enabled_protocols = dev->allowed_protocols;
+
if (dev->change_protocol) {
rc = dev->change_protocol(dev, &rc_proto);
if (rc < 0)
@@ -1729,8 +1748,10 @@ int rc_register_device(struct rc_dev *dev)
dev_set_drvdata(&dev->dev, dev);
dev->dev.groups = dev->sysfs_groups;
- if (dev->driver_type != RC_DRIVER_IR_RAW_TX)
- dev->sysfs_groups[attr++] = &rc_dev_protocol_attr_grp;
+ if (dev->driver_type == RC_DRIVER_SCANCODE && !dev->change_protocol)
+ dev->sysfs_groups[attr++] = &rc_dev_ro_protocol_attr_grp;
+ else if (dev->driver_type != RC_DRIVER_IR_RAW_TX)
+ dev->sysfs_groups[attr++] = &rc_dev_rw_protocol_attr_grp;
if (dev->s_filter)
dev->sysfs_groups[attr++] = &rc_dev_filter_attr_grp;
if (dev->s_wakeup_filter)
diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index 6784cb9fc4e7..6bfc24885b5c 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -186,7 +186,7 @@ struct redrat3_error {
} __packed;
/* table of devices that work with this driver */
-static struct usb_device_id redrat3_dev_table[] = {
+static const struct usb_device_id redrat3_dev_table[] = {
/* Original version of the RedRat3 */
{USB_DEVICE(USB_RR3USB_VENDOR_ID, USB_RR3USB_PRODUCT_ID)},
/* Second Version/release of the RedRat3 - RetRat3-II */
diff --git a/drivers/media/rc/serial_ir.c b/drivers/media/rc/serial_ir.c
index 8b66926bc16a..8bf5637b3a69 100644
--- a/drivers/media/rc/serial_ir.c
+++ b/drivers/media/rc/serial_ir.c
@@ -470,7 +470,7 @@ static int hardware_init_port(void)
return 0;
}
-static void serial_ir_timeout(unsigned long arg)
+static void serial_ir_timeout(struct timer_list *unused)
{
DEFINE_IR_RAW_EVENT(ev);
@@ -540,8 +540,7 @@ static int serial_ir_probe(struct platform_device *dev)
serial_ir.rcdev = rcdev;
- setup_timer(&serial_ir.timeout_timer, serial_ir_timeout,
- (unsigned long)&serial_ir);
+ timer_setup(&serial_ir.timeout_timer, serial_ir_timeout, 0);
result = devm_request_irq(&dev->dev, irq, serial_ir_irq_handler,
share_irq ? IRQF_SHARED : 0,
diff --git a/drivers/media/rc/sir_ir.c b/drivers/media/rc/sir_ir.c
index bc906fb128d5..76120664b700 100644
--- a/drivers/media/rc/sir_ir.c
+++ b/drivers/media/rc/sir_ir.c
@@ -120,7 +120,7 @@ static void add_read_queue(int flag, unsigned long val)
}
/* SECTION: Hardware */
-static void sir_timeout(unsigned long data)
+static void sir_timeout(struct timer_list *unused)
{
/*
* if last received signal was a pulse, but receiving stopped
@@ -321,7 +321,7 @@ static int sir_ir_probe(struct platform_device *dev)
rcdev->timeout = IR_DEFAULT_TIMEOUT;
rcdev->dev.parent = &sir_ir_dev->dev;
- setup_timer(&timerlist, sir_timeout, 0);
+ timer_setup(&timerlist, sir_timeout, 0);
/* get I/O port access and IRQ line */
if (!devm_request_region(&sir_ir_dev->dev, io, 8, KBUILD_MODNAME)) {
diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c
index f03a174ddf9d..4eebfcfc10f3 100644
--- a/drivers/media/rc/streamzap.c
+++ b/drivers/media/rc/streamzap.c
@@ -43,7 +43,7 @@
#define USB_STREAMZAP_PRODUCT_ID 0x0000
/* table of devices that work with this driver */
-static struct usb_device_id streamzap_table[] = {
+static const struct usb_device_id streamzap_table[] = {
/* Streamzap Remote Control */
{ USB_DEVICE(USB_STREAMZAP_VENDOR_ID, USB_STREAMZAP_PRODUCT_ID) },
/* Terminating entry */
diff --git a/drivers/media/rc/tango-ir.c b/drivers/media/rc/tango-ir.c
new file mode 100644
index 000000000000..9d4c17230c3a
--- /dev/null
+++ b/drivers/media/rc/tango-ir.c
@@ -0,0 +1,281 @@
+/*
+ * Copyright (C) 2015 Mans Rullgard <mans@mansr.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/input.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/clk.h>
+#include <linux/of.h>
+#include <media/rc-core.h>
+
+#define DRIVER_NAME "tango-ir"
+
+#define IR_NEC_CTRL 0x00
+#define IR_NEC_DATA 0x04
+#define IR_CTRL 0x08
+#define IR_RC5_CLK_DIV 0x0c
+#define IR_RC5_DATA 0x10
+#define IR_INT 0x14
+
+#define NEC_TIME_BASE 560
+#define RC5_TIME_BASE 1778
+
+#define RC6_CTRL 0x00
+#define RC6_CLKDIV 0x04
+#define RC6_DATA0 0x08
+#define RC6_DATA1 0x0c
+#define RC6_DATA2 0x10
+#define RC6_DATA3 0x14
+#define RC6_DATA4 0x18
+
+#define RC6_CARRIER 36000
+#define RC6_TIME_BASE 16
+
+#define NEC_CAP(n) ((n) << 24)
+#define GPIO_SEL(n) ((n) << 16)
+#define DISABLE_NEC (BIT(4) | BIT(8))
+#define ENABLE_RC5 (BIT(0) | BIT(9))
+#define ENABLE_RC6 (BIT(0) | BIT(7))
+#define ACK_IR_INT (BIT(0) | BIT(1))
+#define ACK_RC6_INT (BIT(31))
+
+#define NEC_ANY (RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX | RC_PROTO_BIT_NEC32)
+
+struct tango_ir {
+ void __iomem *rc5_base;
+ void __iomem *rc6_base;
+ struct rc_dev *rc;
+ struct clk *clk;
+};
+
+static void tango_ir_handle_nec(struct tango_ir *ir)
+{
+ u32 v, code;
+ enum rc_proto proto;
+
+ v = readl_relaxed(ir->rc5_base + IR_NEC_DATA);
+ if (!v) {
+ rc_repeat(ir->rc);
+ return;
+ }
+
+ code = ir_nec_bytes_to_scancode(v, v >> 8, v >> 16, v >> 24, &proto);
+ rc_keydown(ir->rc, proto, code, 0);
+}
+
+static void tango_ir_handle_rc5(struct tango_ir *ir)
+{
+ u32 data, field, toggle, addr, cmd, code;
+
+ data = readl_relaxed(ir->rc5_base + IR_RC5_DATA);
+ if (data & BIT(31))
+ return;
+
+ field = data >> 12 & 1;
+ toggle = data >> 11 & 1;
+ addr = data >> 6 & 0x1f;
+ cmd = (data & 0x3f) | (field ^ 1) << 6;
+
+ code = RC_SCANCODE_RC5(addr, cmd);
+ rc_keydown(ir->rc, RC_PROTO_RC5, code, toggle);
+}
+
+static void tango_ir_handle_rc6(struct tango_ir *ir)
+{
+ u32 data0, data1, toggle, mode, addr, cmd, code;
+
+ data0 = readl_relaxed(ir->rc6_base + RC6_DATA0);
+ data1 = readl_relaxed(ir->rc6_base + RC6_DATA1);
+
+ mode = data0 >> 1 & 7;
+ if (mode != 0)
+ return;
+
+ toggle = data0 & 1;
+ addr = data0 >> 16;
+ cmd = data1;
+
+ code = RC_SCANCODE_RC6_0(addr, cmd);
+ rc_keydown(ir->rc, RC_PROTO_RC6_0, code, toggle);
+}
+
+static irqreturn_t tango_ir_irq(int irq, void *dev_id)
+{
+ struct tango_ir *ir = dev_id;
+ unsigned int rc5_stat;
+ unsigned int rc6_stat;
+
+ rc5_stat = readl_relaxed(ir->rc5_base + IR_INT);
+ writel_relaxed(rc5_stat, ir->rc5_base + IR_INT);
+
+ rc6_stat = readl_relaxed(ir->rc6_base + RC6_CTRL);
+ writel_relaxed(rc6_stat, ir->rc6_base + RC6_CTRL);
+
+ if (!(rc5_stat & 3) && !(rc6_stat & BIT(31)))
+ return IRQ_NONE;
+
+ if (rc5_stat & BIT(0))
+ tango_ir_handle_rc5(ir);
+
+ if (rc5_stat & BIT(1))
+ tango_ir_handle_nec(ir);
+
+ if (rc6_stat & BIT(31))
+ tango_ir_handle_rc6(ir);
+
+ return IRQ_HANDLED;
+}
+
+static int tango_change_protocol(struct rc_dev *dev, u64 *rc_type)
+{
+ struct tango_ir *ir = dev->priv;
+ u32 rc5_ctrl = DISABLE_NEC;
+ u32 rc6_ctrl = 0;
+
+ if (*rc_type & NEC_ANY)
+ rc5_ctrl = 0;
+
+ if (*rc_type & RC_PROTO_BIT_RC5)
+ rc5_ctrl |= ENABLE_RC5;
+
+ if (*rc_type & RC_PROTO_BIT_RC6_0)
+ rc6_ctrl = ENABLE_RC6;
+
+ writel_relaxed(rc5_ctrl, ir->rc5_base + IR_CTRL);
+ writel_relaxed(rc6_ctrl, ir->rc6_base + RC6_CTRL);
+
+ return 0;
+}
+
+static int tango_ir_probe(struct platform_device *pdev)
+{
+ const char *map_name = RC_MAP_TANGO;
+ struct device *dev = &pdev->dev;
+ struct rc_dev *rc;
+ struct tango_ir *ir;
+ struct resource *rc5_res;
+ struct resource *rc6_res;
+ u64 clkrate, clkdiv;
+ int irq, err;
+ u32 val;
+
+ rc5_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!rc5_res)
+ return -EINVAL;
+
+ rc6_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ if (!rc6_res)
+ return -EINVAL;
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq <= 0)
+ return -EINVAL;
+
+ ir = devm_kzalloc(dev, sizeof(*ir), GFP_KERNEL);
+ if (!ir)
+ return -ENOMEM;
+
+ ir->rc5_base = devm_ioremap_resource(dev, rc5_res);
+ if (IS_ERR(ir->rc5_base))
+ return PTR_ERR(ir->rc5_base);
+
+ ir->rc6_base = devm_ioremap_resource(dev, rc6_res);
+ if (IS_ERR(ir->rc6_base))
+ return PTR_ERR(ir->rc6_base);
+
+ ir->clk = devm_clk_get(dev, NULL);
+ if (IS_ERR(ir->clk))
+ return PTR_ERR(ir->clk);
+
+ rc = devm_rc_allocate_device(dev, RC_DRIVER_SCANCODE);
+ if (!rc)
+ return -ENOMEM;
+
+ of_property_read_string(dev->of_node, "linux,rc-map-name", &map_name);
+
+ rc->device_name = DRIVER_NAME;
+ rc->driver_name = DRIVER_NAME;
+ rc->input_phys = DRIVER_NAME "/input0";
+ rc->map_name = map_name;
+ rc->allowed_protocols = NEC_ANY | RC_PROTO_BIT_RC5 | RC_PROTO_BIT_RC6_0;
+ rc->change_protocol = tango_change_protocol;
+ rc->priv = ir;
+ ir->rc = rc;
+
+ err = clk_prepare_enable(ir->clk);
+ if (err)
+ return err;
+
+ clkrate = clk_get_rate(ir->clk);
+
+ clkdiv = clkrate * NEC_TIME_BASE;
+ do_div(clkdiv, 1000000);
+
+ val = NEC_CAP(31) | GPIO_SEL(12) | clkdiv;
+ writel_relaxed(val, ir->rc5_base + IR_NEC_CTRL);
+
+ clkdiv = clkrate * RC5_TIME_BASE;
+ do_div(clkdiv, 1000000);
+
+ writel_relaxed(DISABLE_NEC, ir->rc5_base + IR_CTRL);
+ writel_relaxed(clkdiv, ir->rc5_base + IR_RC5_CLK_DIV);
+ writel_relaxed(ACK_IR_INT, ir->rc5_base + IR_INT);
+
+ clkdiv = clkrate * RC6_TIME_BASE;
+ do_div(clkdiv, RC6_CARRIER);
+
+ writel_relaxed(ACK_RC6_INT, ir->rc6_base + RC6_CTRL);
+ writel_relaxed((clkdiv >> 2) << 18 | clkdiv, ir->rc6_base + RC6_CLKDIV);
+
+ err = devm_request_irq(dev, irq, tango_ir_irq, IRQF_SHARED,
+ dev_name(dev), ir);
+ if (err)
+ goto err_clk;
+
+ err = devm_rc_register_device(dev, rc);
+ if (err)
+ goto err_clk;
+
+ platform_set_drvdata(pdev, ir);
+ return 0;
+
+err_clk:
+ clk_disable_unprepare(ir->clk);
+ return err;
+}
+
+static int tango_ir_remove(struct platform_device *pdev)
+{
+ struct tango_ir *ir = platform_get_drvdata(pdev);
+
+ clk_disable_unprepare(ir->clk);
+ return 0;
+}
+
+static const struct of_device_id tango_ir_dt_ids[] = {
+ { .compatible = "sigma,smp8642-ir" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, tango_ir_dt_ids);
+
+static struct platform_driver tango_ir_driver = {
+ .probe = tango_ir_probe,
+ .remove = tango_ir_remove,
+ .driver = {
+ .name = DRIVER_NAME,
+ .of_match_table = tango_ir_dt_ids,
+ },
+};
+module_platform_driver(tango_ir_driver);
+
+MODULE_DESCRIPTION("SMP86xx IR decoder driver");
+MODULE_AUTHOR("Mans Rullgard <mans@mansr.com>");
+MODULE_LICENSE("GPL");