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-rw-r--r--arch/arc/boot/dts/hsdk.dts23
-rw-r--r--arch/arc/configs/hsdk_defconfig6
-rw-r--r--arch/arc/kernel/perf_event.c4
-rw-r--r--drivers/acpi/processor_perflib.c34
-rw-r--r--drivers/acpi/processor_thermal.c34
-rw-r--r--drivers/dma/imx-sdma.c8
-rw-r--r--drivers/dma/qcom/bam_dma.c19
-rw-r--r--drivers/dma/sprd-dma.c27
-rw-r--r--drivers/dma/tegra210-adma.c7
-rw-r--r--drivers/dma/ti/cppi41.c21
-rw-r--r--drivers/dma/xilinx/xilinx_dma.c10
-rw-r--r--drivers/hid/hid-axff.c11
-rw-r--r--drivers/hid/hid-core.c7
-rw-r--r--drivers/hid/hid-dr.c12
-rw-r--r--drivers/hid/hid-emsff.c12
-rw-r--r--drivers/hid/hid-gaff.c12
-rw-r--r--drivers/hid/hid-google-hammer.c4
-rw-r--r--drivers/hid/hid-holtekff.c12
-rw-r--r--drivers/hid/hid-ids.h2
-rw-r--r--drivers/hid/hid-lg2ff.c12
-rw-r--r--drivers/hid/hid-lg3ff.c11
-rw-r--r--drivers/hid/hid-lg4ff.c11
-rw-r--r--drivers/hid/hid-lgff.c11
-rw-r--r--drivers/hid/hid-logitech-hidpp.c248
-rw-r--r--drivers/hid/hid-microsoft.c12
-rw-r--r--drivers/hid/hid-prodikeys.c4
-rw-r--r--drivers/hid/hid-sony.c12
-rw-r--r--drivers/hid/hid-tmff.c12
-rw-r--r--drivers/hid/hid-zpff.c12
-rw-r--r--drivers/hid/i2c-hid/i2c-hid-core.c118
-rw-r--r--drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c19
-rw-r--r--drivers/hid/intel-ish-hid/ishtp/client-buffers.c2
-rw-r--r--drivers/infiniband/core/core_priv.h1
-rw-r--r--drivers/infiniband/core/device.c2
-rw-r--r--drivers/infiniband/core/iwcm.c52
-rw-r--r--drivers/infiniband/core/netlink.c107
-rw-r--r--drivers/infiniband/core/nldev.c2
-rw-r--r--drivers/infiniband/core/uverbs.h2
-rw-r--r--drivers/infiniband/core/verbs.c9
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c30
-rw-r--r--drivers/infiniband/hw/hfi1/sdma.c5
-rw-r--r--drivers/infiniband/hw/hfi1/tid_rdma.c5
-rw-r--r--drivers/infiniband/hw/hfi1/verbs.c10
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.c6
-rw-r--r--drivers/infiniband/hw/mlx5/mr.c4
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c8
-rw-r--r--drivers/infiniband/hw/qedr/main.c2
-rw-r--r--drivers/infiniband/sw/siw/siw_qp.c2
-rw-r--r--drivers/infiniband/sw/siw/siw_verbs.c2
-rw-r--r--drivers/iommu/amd_iommu_quirks.c13
-rw-r--r--drivers/iommu/intel-iommu.c2
-rw-r--r--drivers/iommu/ipmmu-vmsa.c4
-rw-r--r--drivers/vhost/vringh.c8
-rw-r--r--drivers/virtio/virtio_ring.c7
-rw-r--r--fs/fuse/Makefile3
-rw-r--r--fs/fuse/dev.c4
-rw-r--r--fs/fuse/dir.c16
-rw-r--r--fs/fuse/file.c14
-rw-r--r--fs/fuse/fuse_i.h4
-rw-r--r--fs/fuse/inode.c4
-rw-r--r--fs/fuse/virtio_fs.c169
-rw-r--r--fs/gfs2/ops_fstype.c20
-rw-r--r--include/linux/platform_data/dma-imx-sdma.h3
-rw-r--r--include/linux/virtio_vsock.h1
-rw-r--r--include/rdma/ib_verbs.h2
-rw-r--r--include/uapi/linux/fuse.h37
-rw-r--r--sound/core/timer.c24
-rw-r--r--sound/firewire/bebob/bebob_stream.c3
-rw-r--r--sound/hda/hdac_controller.c2
-rw-r--r--sound/pci/hda/hda_intel.c2
-rw-r--r--sound/pci/hda/patch_hdmi.c10
-rw-r--r--sound/pci/hda/patch_realtek.c11
-rw-r--r--sound/usb/quirks.c1
73 files changed, 849 insertions, 513 deletions
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index bfc7f5f5d6f2..9acbeba832c0 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -65,6 +65,14 @@
clock-frequency = <33333333>;
};
+ reg_5v0: regulator-5v0 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "5v0-supply";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
cpu_intc: cpu-interrupt-controller {
compatible = "snps,archs-intc";
interrupt-controller;
@@ -264,6 +272,21 @@
clocks = <&input_clk>;
cs-gpios = <&creg_gpio 0 GPIO_ACTIVE_LOW>,
<&creg_gpio 1 GPIO_ACTIVE_LOW>;
+
+ spi-flash@0 {
+ compatible = "sst26wf016b", "jedec,spi-nor";
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ spi-max-frequency = <4000000>;
+ };
+
+ adc@1 {
+ compatible = "ti,adc108s102";
+ reg = <1>;
+ vref-supply = <&reg_5v0>;
+ spi-max-frequency = <1000000>;
+ };
};
creg_gpio: gpio@14b0 {
diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig
index 9b9a74444ce2..0974226fab55 100644
--- a/arch/arc/configs/hsdk_defconfig
+++ b/arch/arc/configs/hsdk_defconfig
@@ -32,6 +32,8 @@ CONFIG_INET=y
CONFIG_DEVTMPFS=y
# CONFIG_STANDALONE is not set
# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+CONFIG_MTD=y
+CONFIG_MTD_SPI_NOR=y
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_NETDEVICES=y
@@ -55,6 +57,8 @@ CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_DWAPB=y
CONFIG_GPIO_SNPS_CREG=y
# CONFIG_HWMON is not set
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_DRM=y
# CONFIG_DRM_FBDEV_EMULATION is not set
CONFIG_DRM_UDL=y
@@ -72,6 +76,8 @@ CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_DW=y
CONFIG_DMADEVICES=y
CONFIG_DW_AXI_DMAC=y
+CONFIG_IIO=y
+CONFIG_TI_ADC108S102=y
CONFIG_EXT3_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index 861a8aea51f9..661fd842ea97 100644
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -614,8 +614,8 @@ static int arc_pmu_device_probe(struct platform_device *pdev)
/* loop thru all available h/w condition indexes */
for (i = 0; i < cc_bcr.c; i++) {
write_aux_reg(ARC_REG_CC_INDEX, i);
- cc_name.indiv.word0 = read_aux_reg(ARC_REG_CC_NAME0);
- cc_name.indiv.word1 = read_aux_reg(ARC_REG_CC_NAME1);
+ cc_name.indiv.word0 = le32_to_cpu(read_aux_reg(ARC_REG_CC_NAME0));
+ cc_name.indiv.word1 = le32_to_cpu(read_aux_reg(ARC_REG_CC_NAME1));
arc_pmu_map_hw_event(i, cc_name.str);
arc_pmu_add_raw_event_attr(i, cc_name.str);
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 753e171de006..5909e8fa4013 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -159,26 +159,34 @@ void acpi_processor_ignore_ppc_init(void)
void acpi_processor_ppc_init(struct cpufreq_policy *policy)
{
- int cpu = policy->cpu;
- struct acpi_processor *pr = per_cpu(processors, cpu);
- int ret;
+ unsigned int cpu;
- if (!pr)
- return;
+ for_each_cpu(cpu, policy->related_cpus) {
+ struct acpi_processor *pr = per_cpu(processors, cpu);
+ int ret;
+
+ if (!pr)
+ continue;
- ret = freq_qos_add_request(&policy->constraints, &pr->perflib_req,
- FREQ_QOS_MAX, INT_MAX);
- if (ret < 0)
- pr_err("Failed to add freq constraint for CPU%d (%d)\n", cpu,
- ret);
+ ret = freq_qos_add_request(&policy->constraints,
+ &pr->perflib_req,
+ FREQ_QOS_MAX, INT_MAX);
+ if (ret < 0)
+ pr_err("Failed to add freq constraint for CPU%d (%d)\n",
+ cpu, ret);
+ }
}
void acpi_processor_ppc_exit(struct cpufreq_policy *policy)
{
- struct acpi_processor *pr = per_cpu(processors, policy->cpu);
+ unsigned int cpu;
- if (pr)
- freq_qos_remove_request(&pr->perflib_req);
+ for_each_cpu(cpu, policy->related_cpus) {
+ struct acpi_processor *pr = per_cpu(processors, cpu);
+
+ if (pr)
+ freq_qos_remove_request(&pr->perflib_req);
+ }
}
static int acpi_processor_get_performance_control(struct acpi_processor *pr)
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index c77a5b1fb107..41feb88ee92d 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -127,26 +127,34 @@ static int cpufreq_set_cur_state(unsigned int cpu, int state)
void acpi_thermal_cpufreq_init(struct cpufreq_policy *policy)
{
- int cpu = policy->cpu;
- struct acpi_processor *pr = per_cpu(processors, cpu);
- int ret;
+ unsigned int cpu;
- if (!pr)
- return;
+ for_each_cpu(cpu, policy->related_cpus) {
+ struct acpi_processor *pr = per_cpu(processors, cpu);
+ int ret;
+
+ if (!pr)
+ continue;
- ret = freq_qos_add_request(&policy->constraints, &pr->thermal_req,
- FREQ_QOS_MAX, INT_MAX);
- if (ret < 0)
- pr_err("Failed to add freq constraint for CPU%d (%d)\n", cpu,
- ret);
+ ret = freq_qos_add_request(&policy->constraints,
+ &pr->thermal_req,
+ FREQ_QOS_MAX, INT_MAX);
+ if (ret < 0)
+ pr_err("Failed to add freq constraint for CPU%d (%d)\n",
+ cpu, ret);
+ }
}
void acpi_thermal_cpufreq_exit(struct cpufreq_policy *policy)
{
- struct acpi_processor *pr = per_cpu(processors, policy->cpu);
+ unsigned int cpu;
+
+ for_each_cpu(cpu, policy->related_cpus) {
+ struct acpi_processor *pr = per_cpu(processors, policy->cpu);
- if (pr)
- freq_qos_remove_request(&pr->thermal_req);
+ if (pr)
+ freq_qos_remove_request(&pr->thermal_req);
+ }
}
#else /* ! CONFIG_CPU_FREQ */
static int cpufreq_get_max_state(unsigned int cpu)
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 9ba74ab7e912..c27e206a764c 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1707,6 +1707,14 @@ static void sdma_add_scripts(struct sdma_engine *sdma,
if (!sdma->script_number)
sdma->script_number = SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1;
+ if (sdma->script_number > sizeof(struct sdma_script_start_addrs)
+ / sizeof(s32)) {
+ dev_err(sdma->dev,
+ "SDMA script number %d not match with firmware.\n",
+ sdma->script_number);
+ return;
+ }
+
for (i = 0; i < sdma->script_number; i++)
if (addr_arr[i] > 0)
saddr_arr[i] = addr_arr[i];
diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c
index 8e90a405939d..ef73f65224b1 100644
--- a/drivers/dma/qcom/bam_dma.c
+++ b/drivers/dma/qcom/bam_dma.c
@@ -694,6 +694,25 @@ static int bam_dma_terminate_all(struct dma_chan *chan)
/* remove all transactions, including active transaction */
spin_lock_irqsave(&bchan->vc.lock, flag);
+ /*
+ * If we have transactions queued, then some might be committed to the
+ * hardware in the desc fifo. The only way to reset the desc fifo is
+ * to do a hardware reset (either by pipe or the entire block).
+ * bam_chan_init_hw() will trigger a pipe reset, and also reinit the
+ * pipe. If the pipe is left disabled (default state after pipe reset)
+ * and is accessed by a connected hardware engine, a fatal error in
+ * the BAM will occur. There is a small window where this could happen
+ * with bam_chan_init_hw(), but it is assumed that the caller has
+ * stopped activity on any attached hardware engine. Make sure to do
+ * this first so that the BAM hardware doesn't cause memory corruption
+ * by accessing freed resources.
+ */
+ if (!list_empty(&bchan->desc_list)) {
+ async_desc = list_first_entry(&bchan->desc_list,
+ struct bam_async_desc, desc_node);
+ bam_chan_init_hw(bchan, async_desc->dir);
+ }
+
list_for_each_entry_safe(async_desc, tmp,
&bchan->desc_list, desc_node) {
list_add(&async_desc->vd.node, &bchan->vc.desc_issued);
diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c
index 525dc7338fe3..8546ad034720 100644
--- a/drivers/dma/sprd-dma.c
+++ b/drivers/dma/sprd-dma.c
@@ -134,6 +134,10 @@
#define SPRD_DMA_SRC_TRSF_STEP_OFFSET 0
#define SPRD_DMA_TRSF_STEP_MASK GENMASK(15, 0)
+/* SPRD DMA_SRC_BLK_STEP register definition */
+#define SPRD_DMA_LLIST_HIGH_MASK GENMASK(31, 28)
+#define SPRD_DMA_LLIST_HIGH_SHIFT 28
+
/* define DMA channel mode & trigger mode mask */
#define SPRD_DMA_CHN_MODE_MASK GENMASK(7, 0)
#define SPRD_DMA_TRG_MODE_MASK GENMASK(7, 0)
@@ -208,6 +212,7 @@ struct sprd_dma_dev {
struct sprd_dma_chn channels[0];
};
+static void sprd_dma_free_desc(struct virt_dma_desc *vd);
static bool sprd_dma_filter_fn(struct dma_chan *chan, void *param);
static struct of_dma_filter_info sprd_dma_info = {
.filter_fn = sprd_dma_filter_fn,
@@ -609,12 +614,19 @@ static int sprd_dma_alloc_chan_resources(struct dma_chan *chan)
static void sprd_dma_free_chan_resources(struct dma_chan *chan)
{
struct sprd_dma_chn *schan = to_sprd_dma_chan(chan);
+ struct virt_dma_desc *cur_vd = NULL;
unsigned long flags;
spin_lock_irqsave(&schan->vc.lock, flags);
+ if (schan->cur_desc)
+ cur_vd = &schan->cur_desc->vd;
+
sprd_dma_stop(schan);
spin_unlock_irqrestore(&schan->vc.lock, flags);
+ if (cur_vd)
+ sprd_dma_free_desc(cur_vd);
+
vchan_free_chan_resources(&schan->vc);
pm_runtime_put(chan->device->dev);
}
@@ -717,6 +729,7 @@ static int sprd_dma_fill_desc(struct dma_chan *chan,
u32 int_mode = flags & SPRD_DMA_INT_MASK;
int src_datawidth, dst_datawidth, src_step, dst_step;
u32 temp, fix_mode = 0, fix_en = 0;
+ phys_addr_t llist_ptr;
if (dir == DMA_MEM_TO_DEV) {
src_step = sprd_dma_get_step(slave_cfg->src_addr_width);
@@ -814,13 +827,16 @@ static int sprd_dma_fill_desc(struct dma_chan *chan,
* Set the link-list pointer point to next link-list
* configuration's physical address.
*/
- hw->llist_ptr = schan->linklist.phy_addr + temp;
+ llist_ptr = schan->linklist.phy_addr + temp;
+ hw->llist_ptr = lower_32_bits(llist_ptr);
+ hw->src_blk_step = (upper_32_bits(llist_ptr) << SPRD_DMA_LLIST_HIGH_SHIFT) &
+ SPRD_DMA_LLIST_HIGH_MASK;
} else {
hw->llist_ptr = 0;
+ hw->src_blk_step = 0;
}
hw->frg_step = 0;
- hw->src_blk_step = 0;
hw->des_blk_step = 0;
return 0;
}
@@ -1023,15 +1039,22 @@ static int sprd_dma_resume(struct dma_chan *chan)
static int sprd_dma_terminate_all(struct dma_chan *chan)
{
struct sprd_dma_chn *schan = to_sprd_dma_chan(chan);
+ struct virt_dma_desc *cur_vd = NULL;
unsigned long flags;
LIST_HEAD(head);
spin_lock_irqsave(&schan->vc.lock, flags);
+ if (schan->cur_desc)
+ cur_vd = &schan->cur_desc->vd;
+
sprd_dma_stop(schan);
vchan_get_all_descriptors(&schan->vc, &head);
spin_unlock_irqrestore(&schan->vc.lock, flags);
+ if (cur_vd)
+ sprd_dma_free_desc(cur_vd);
+
vchan_dma_desc_free_list(&schan->vc, &head);
return 0;
}
diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c
index 5f8adf5c1f20..6e1268552f74 100644
--- a/drivers/dma/tegra210-adma.c
+++ b/drivers/dma/tegra210-adma.c
@@ -40,6 +40,7 @@
#define ADMA_CH_CONFIG_MAX_BURST_SIZE 16
#define ADMA_CH_CONFIG_WEIGHT_FOR_WRR(val) ((val) & 0xf)
#define ADMA_CH_CONFIG_MAX_BUFS 8
+#define TEGRA186_ADMA_CH_CONFIG_OUTSTANDING_REQS(reqs) (reqs << 4)
#define ADMA_CH_FIFO_CTRL 0x2c
#define TEGRA210_ADMA_CH_FIFO_CTRL_TXSIZE(val) (((val) & 0xf) << 8)
@@ -77,6 +78,7 @@ struct tegra_adma;
* @ch_req_tx_shift: Register offset for AHUB transmit channel select.
* @ch_req_rx_shift: Register offset for AHUB receive channel select.
* @ch_base_offset: Register offset of DMA channel registers.
+ * @has_outstanding_reqs: If DMA channel can have outstanding requests.
* @ch_fifo_ctrl: Default value for channel FIFO CTRL register.
* @ch_req_mask: Mask for Tx or Rx channel select.
* @ch_req_max: Maximum number of Tx or Rx channels available.
@@ -95,6 +97,7 @@ struct tegra_adma_chip_data {
unsigned int ch_req_max;
unsigned int ch_reg_size;
unsigned int nr_channels;
+ bool has_outstanding_reqs;
};
/*
@@ -594,6 +597,8 @@ static int tegra_adma_set_xfer_params(struct tegra_adma_chan *tdc,
ADMA_CH_CTRL_FLOWCTRL_EN;
ch_regs->config |= cdata->adma_get_burst_config(burst_size);
ch_regs->config |= ADMA_CH_CONFIG_WEIGHT_FOR_WRR(1);
+ if (cdata->has_outstanding_reqs)
+ ch_regs->config |= TEGRA186_ADMA_CH_CONFIG_OUTSTANDING_REQS(8);
ch_regs->fifo_ctrl = cdata->ch_fifo_ctrl;
ch_regs->tc = desc->period_len & ADMA_CH_TC_COUNT_MASK;
@@ -778,6 +783,7 @@ static const struct tegra_adma_chip_data tegra210_chip_data = {
.ch_req_tx_shift = 28,
.ch_req_rx_shift = 24,
.ch_base_offset = 0,
+ .has_outstanding_reqs = false,
.ch_fifo_ctrl = TEGRA210_FIFO_CTRL_DEFAULT,
.ch_req_mask = 0xf,
.ch_req_max = 10,
@@ -792,6 +798,7 @@ static const struct tegra_adma_chip_data tegra186_chip_data = {
.ch_req_tx_shift = 27,
.ch_req_rx_shift = 22,
.ch_base_offset = 0x10000,
+ .has_outstanding_reqs = true,
.ch_fifo_ctrl = TEGRA186_FIFO_CTRL_DEFAULT,
.ch_req_mask = 0x1f,
.ch_req_max = 20,
diff --git a/drivers/dma/ti/cppi41.c b/drivers/dma/ti/cppi41.c
index 2f946f55076c..8c2f7ebe998c 100644
--- a/drivers/dma/ti/cppi41.c
+++ b/drivers/dma/ti/cppi41.c
@@ -586,9 +586,22 @@ static struct dma_async_tx_descriptor *cppi41_dma_prep_slave_sg(
enum dma_transfer_direction dir, unsigned long tx_flags, void *context)
{
struct cppi41_channel *c = to_cpp41_chan(chan);
+ struct dma_async_tx_descriptor *txd = NULL;
+ struct cppi41_dd *cdd = c->cdd;
struct cppi41_desc *d;
struct scatterlist *sg;
unsigned int i;
+ int error;
+
+ error = pm_runtime_get(cdd->ddev.dev);
+ if (error < 0) {
+ pm_runtime_put_noidle(cdd->ddev.dev);
+
+ return NULL;
+ }
+
+ if (cdd->is_suspended)
+ goto err_out_not_ready;
d = c->desc;
for_each_sg(sgl, sg, sg_len, i) {
@@ -611,7 +624,13 @@ static struct dma_async_tx_descriptor *cppi41_dma_prep_slave_sg(
d++;
}
- return &c->txd;
+ txd = &c->txd;
+
+err_out_not_ready:
+ pm_runtime_mark_last_busy(cdd->ddev.dev);
+ pm_runtime_put_autosuspend(cdd->ddev.dev);
+
+ return txd;
}
static void cppi41_compute_td_desc(struct cppi41_desc *d)
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index e7dc3c4dc8e0..5d56f1e4d332 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -68,6 +68,9 @@
#define XILINX_DMA_DMACR_CIRC_EN BIT(1)
#define XILINX_DMA_DMACR_RUNSTOP BIT(0)
#define XILINX_DMA_DMACR_FSYNCSRC_MASK GENMASK(6, 5)
+#define XILINX_DMA_DMACR_DELAY_MASK GENMASK(31, 24)
+#define XILINX_DMA_DMACR_FRAME_COUNT_MASK GENMASK(23, 16)
+#define XILINX_DMA_DMACR_MASTER_MASK GENMASK(11, 8)
#define XILINX_DMA_REG_DMASR 0x0004
#define XILINX_DMA_DMASR_EOL_LATE_ERR BIT(15)
@@ -1354,7 +1357,8 @@ static void xilinx_dma_start_transfer(struct xilinx_dma_chan *chan)
node);
hw = &segment->hw;
- xilinx_write(chan, XILINX_DMA_REG_SRCDSTADDR, hw->buf_addr);
+ xilinx_write(chan, XILINX_DMA_REG_SRCDSTADDR,
+ xilinx_prep_dma_addr_t(hw->buf_addr));
/* Start the transfer */
dma_ctrl_write(chan, XILINX_DMA_REG_BTT,
@@ -2117,8 +2121,10 @@ int xilinx_vdma_channel_set_config(struct dma_chan *dchan,
chan->config.gen_lock = cfg->gen_lock;
chan->config.master = cfg->master;
+ dmacr &= ~XILINX_DMA_DMACR_GENLOCK_EN;
if (cfg->gen_lock && chan->genlock) {
dmacr |= XILINX_DMA_DMACR_GENLOCK_EN;
+ dmacr &= ~XILINX_DMA_DMACR_MASTER_MASK;
dmacr |= cfg->master << XILINX_DMA_DMACR_MASTER_SHIFT;
}
@@ -2134,11 +2140,13 @@ int xilinx_vdma_channel_set_config(struct dma_chan *dchan,
chan->config.delay = cfg->delay;
if (cfg->coalesc <= XILINX_DMA_DMACR_FRAME_COUNT_MAX) {
+ dmacr &= ~XILINX_DMA_DMACR_FRAME_COUNT_MASK;
dmacr |= cfg->coalesc << XILINX_DMA_DMACR_FRAME_COUNT_SHIFT;
chan->config.coalesc = cfg->coalesc;
}
if (cfg->delay <= XILINX_DMA_DMACR_DELAY_MAX) {
+ dmacr &= ~XILINX_DMA_DMACR_DELAY_MASK;
dmacr |= cfg->delay << XILINX_DMA_DMACR_DELAY_SHIFT;
chan->config.delay = cfg->delay;
}
diff --git a/drivers/hid/hid-axff.c b/drivers/hid/hid-axff.c
index 6654c1550e2e..fbe4e16ab029 100644
--- a/drivers/hid/hid-axff.c
+++ b/drivers/hid/hid-axff.c
@@ -63,13 +63,20 @@ static int axff_init(struct hid_device *hid)
{
struct axff_device *axff;
struct hid_report *report;
- struct hid_input *hidinput = list_first_entry(&hid->inputs, struct hid_input, list);
+ struct hid_input *hidinput;
struct list_head *report_list =&hid->report_enum[HID_OUTPUT_REPORT].report_list;
- struct input_dev *dev = hidinput->input;
+ struct input_dev *dev;
int field_count = 0;
int i, j;
int error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_first_entry(&hid->inputs, struct hid_input, list);
+ dev = hidinput->input;
+
if (list_empty(report_list)) {
hid_err(hid, "no output reports found\n");
return -ENODEV;
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 3eaee2c37931..63fdbf09b044 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1139,6 +1139,7 @@ int hid_open_report(struct hid_device *device)
__u8 *start;
__u8 *buf;
__u8 *end;
+ __u8 *next;
int ret;
static int (*dispatch_type[])(struct hid_parser *parser,
struct hid_item *item) = {
@@ -1192,7 +1193,8 @@ int hid_open_report(struct hid_device *device)
device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
ret = -EINVAL;
- while ((start = fetch_item(start, end, &item)) != NULL) {
+ while ((next = fetch_item(start, end, &item)) != NULL) {
+ start = next;
if (item.format != HID_ITEM_FORMAT_SHORT) {
hid_err(device, "unexpected long global item\n");
@@ -1230,7 +1232,8 @@ int hid_open_report(struct hid_device *device)
}
}
- hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
+ hid_err(device, "item fetching failed at offset %u/%u\n",
+ size - (unsigned int)(end - start), size);
err:
kfree(parser->collection_stack);
alloc_err:
diff --git a/drivers/hid/hid-dr.c b/drivers/hid/hid-dr.c
index 17e17f9a597b..947f19f8685f 100644
--- a/drivers/hid/hid-dr.c
+++ b/drivers/hid/hid-dr.c
@@ -75,13 +75,19 @@ static int drff_init(struct hid_device *hid)
{
struct drff_device *drff;
struct hid_report *report;
- struct hid_input *hidinput = list_first_entry(&hid->inputs,
- struct hid_input, list);
+ struct hid_input *hidinput;
struct list_head *report_list =
&hid->report_enum[HID_OUTPUT_REPORT].report_list;
- struct input_dev *dev = hidinput->input;
+ struct input_dev *dev;
int error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_first_entry(&hid->inputs, struct hid_input, list);
+ dev = hidinput->input;
+
if (list_empty(report_list)) {
hid_err(hid, "no output reports found\n");
return -ENODEV;
diff --git a/drivers/hid/hid-emsff.c b/drivers/hid/hid-emsff.c
index 7cd5651872d3..c34f2e5a049f 100644
--- a/drivers/hid/hid-emsff.c
+++ b/drivers/hid/hid-emsff.c
@@ -47,13 +47,19 @@ static int emsff_init(struct hid_device *hid)
{
struct emsff_device *emsff;
struct hid_report *report;
- struct hid_input *hidinput = list_first_entry(&hid->inputs,
- struct hid_input, list);
+ struct hid_input *hidinput;
struct list_head *report_list =
&hid->report_enum[HID_OUTPUT_REPORT].report_list;
- struct input_dev *dev = hidinput->input;
+ struct input_dev *dev;
int error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_first_entry(&hid->inputs, struct hid_input, list);
+ dev = hidinput->input;
+
if (list_empty(report_list)) {
hid_err(hid, "no output reports found\n");
return -ENODEV;
diff --git a/drivers/hid/hid-gaff.c b/drivers/hid/hid-gaff.c
index 0f95c96b70f8..ecbd3995a4eb 100644
--- a/drivers/hid/hid-gaff.c
+++ b/drivers/hid/hid-gaff.c
@@ -64,14 +64,20 @@ static int gaff_init(struct hid_device *hid)
{
struct gaff_device *gaff;
struct hid_report *report;
- struct hid_input *hidinput = list_entry(hid->inputs.next,
- struct hid_input, list);
+ struct hid_input *hidinput;
struct list_head *report_list =
&hid->report_enum[HID_OUTPUT_REPORT].report_list;
struct list_head *report_ptr = report_list;
- struct input_dev *dev = hidinput->input;
+ struct input_dev *dev;
int error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
if (list_empty(report_list)) {
hid_err(hid, "no output reports found\n");
return -ENODEV;
diff --git a/drivers/hid/hid-google-hammer.c b/drivers/hid/hid-google-hammer.c
index 84f8c127ebdc..d86a9189e88f 100644
--- a/drivers/hid/hid-google-hammer.c
+++ b/drivers/hid/hid-google-hammer.c
@@ -470,6 +470,10 @@ static const struct hid_device_id hammer_devices[] = {
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_HAMMER) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
+ USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_MAGNEMITE) },
+ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
+ USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_MASTERBALL) },
+ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_STAFF) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_WAND) },
diff --git a/drivers/hid/hid-holtekff.c b/drivers/hid/hid-holtekff.c
index 10a720558830..8619b80c834c 100644
--- a/drivers/hid/hid-holtekff.c
+++ b/drivers/hid/hid-holtekff.c
@@ -124,13 +124,19 @@ static int holtekff_init(struct hid_device *hid)
{
struct holtekff_device *holtekff;
struct hid_report *report;
- struct hid_input *hidinput = list_entry(hid->inputs.next,
- struct hid_input, list);
+ struct hid_input *hidinput;
struct list_head *report_list =
&hid->report_enum[HID_OUTPUT_REPORT].report_list;
- struct input_dev *dev = hidinput->input;
+ struct input_dev *dev;
int error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
if (list_empty(report_list)) {
hid_err(hid, "no output report found\n");
return -ENODEV;
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 76969a22b0f2..447e8db21174 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -476,6 +476,8 @@
#define USB_DEVICE_ID_GOOGLE_STAFF 0x502b
#define USB_DEVICE_ID_GOOGLE_WAND 0x502d
#define USB_DEVICE_ID_GOOGLE_WHISKERS 0x5030
+#define USB_DEVICE_ID_GOOGLE_MASTERBALL 0x503c
+#define USB_DEVICE_ID_GOOGLE_MAGNEMITE 0x503d
#define USB_VENDOR_ID_GOTOP 0x08f2
#define USB_DEVICE_ID_SUPER_Q2 0x007f
diff --git a/drivers/hid/hid-lg2ff.c b/drivers/hid/hid-lg2ff.c
index dd1a6c3a7de6..73d07e35f12a 100644
--- a/drivers/hid/hid-lg2ff.c
+++ b/drivers/hid/hid-lg2ff.c
@@ -50,11 +50,17 @@ int lg2ff_init(struct hid_device *hid)
{
struct lg2ff_device *lg2ff;
struct hid_report *report;
- struct hid_input *hidinput = list_entry(hid->inputs.next,
- struct hid_input, list);
- struct input_dev *dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *dev;
int error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
/* Check that the report looks ok */
report = hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 7);
if (!report)
diff --git a/drivers/hid/hid-lg3ff.c b/drivers/hid/hid-lg3ff.c
index 9ecb6fd06203..b7e1949f3cf7 100644
--- a/drivers/hid/hid-lg3ff.c
+++ b/drivers/hid/hid-lg3ff.c
@@ -117,12 +117,19 @@ static const signed short ff3_joystick_ac[] = {
int lg3ff_init(struct hid_device *hid)
{
- struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
- struct input_dev *dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *dev;
const signed short *ff_bits = ff3_joystick_ac;
int error;
int i;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
/* Check that the report looks ok */
if (!hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 35))
return -ENODEV;
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c
index 03f0220062ca..5e6a0cef2a06 100644
--- a/drivers/hid/hid-lg4ff.c
+++ b/drivers/hid/hid-lg4ff.c
@@ -1253,8 +1253,8 @@ static int lg4ff_handle_multimode_wheel(struct hid_device *hid, u16 *real_produc
int lg4ff_init(struct hid_device *hid)
{
- struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
- struct input_dev *dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *dev;
struct list_head *report_list = &hid->report_enum[HID_OUTPUT_REPORT].report_list;
struct hid_report *report = list_entry(report_list->next, struct hid_report, list);
const struct usb_device_descriptor *udesc = &(hid_to_usb_dev(hid)->descriptor);
@@ -1266,6 +1266,13 @@ int lg4ff_init(struct hid_device *hid)
int mmode_ret, mmode_idx = -1;
u16 real_product_id;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
/* Check that the report looks ok */
if (!hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 7))
return -1;
diff --git a/drivers/hid/hid-lgff.c b/drivers/hid/hid-lgff.c
index c79a6ec43745..aed4ddc397a9 100644
--- a/drivers/hid/hid-lgff.c
+++ b/drivers/hid/hid-lgff.c
@@ -115,12 +115,19 @@ static void hid_lgff_set_autocenter(struct input_dev *dev, u16 magnitude)
int lgff_init(struct hid_device* hid)
{
- struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
- struct input_dev *dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *dev;
const signed short *ff_bits = ff_joystick;
int error;
int i;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
/* Check that the report looks ok */
if (!hid_validate_values(hid, HID_OUTPUT_REPORT, 0, 0, 7))
return -ENODEV;
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 0179f7ed77e5..8e91e2f06cb4 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -1669,6 +1669,7 @@ static void hidpp_touchpad_raw_xy_event(struct hidpp_device *hidpp_dev,
#define HIDPP_FF_EFFECTID_NONE -1
#define HIDPP_FF_EFFECTID_AUTOCENTER -2
+#define HIDPP_AUTOCENTER_PARAMS_LENGTH 18
#define HIDPP_FF_MAX_PARAMS 20
#define HIDPP_FF_RESERVED_SLOTS 1
@@ -2009,7 +2010,7 @@ static int hidpp_ff_erase_effect(struct input_dev *dev, int effect_id)
static void hidpp_ff_set_autocenter(struct input_dev *dev, u16 magnitude)
{
struct hidpp_ff_private_data *data = dev->ff->private;
- u8 params[18];
+ u8 params[HIDPP_AUTOCENTER_PARAMS_LENGTH];
dbg_hid("Setting autocenter to %d.\n", magnitude);
@@ -2077,23 +2078,34 @@ static DEVICE_ATTR(range, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH, hidpp
static void hidpp_ff_destroy(struct ff_device *ff)
{
struct hidpp_ff_private_data *data = ff->private;
+ struct hid_device *hid = data->hidpp->hid_dev;
+ hid_info(hid, "Unloading HID++ force feedback.\n");
+
+ device_remove_file(&hid->dev, &dev_attr_range);
+ destroy_workqueue(data->wq);
kfree(data->effect_ids);
}
-static int hidpp_ff_init(struct hidpp_device *hidpp, u8 feature_index)
+static int hidpp_ff_init(struct hidpp_device *hidpp,
+ struct hidpp_ff_private_data *data)
{
struct hid_device *hid = hidpp->hid_dev;
- struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
- struct input_dev *dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *dev;
const struct usb_device_descriptor *udesc = &(hid_to_usb_dev(hid)->descriptor);
const u16 bcdDevice = le16_to_cpu(udesc->bcdDevice);
struct ff_device *ff;
- struct hidpp_report response;
- struct hidpp_ff_private_data *data;
- int error, j, num_slots;
+ int error, j, num_slots = data->num_effects;
u8 version;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
if (!dev) {
hid_err(hid, "Struct input_dev not set!\n");
return -EINVAL;
@@ -2109,27 +2121,17 @@ static int hidpp_ff_init(struct hidpp_device *hidpp, u8 feature_index)
for (j = 0; hidpp_ff_effects_v2[j] >= 0; j++)
set_bit(hidpp_ff_effects_v2[j], dev->ffbit);
- /* Read number of slots available in device */
- error = hidpp_send_fap_command_sync(hidpp, feature_index,
- HIDPP_FF_GET_INFO, NULL, 0, &response);
- if (error) {
- if (error < 0)
- return error;
- hid_err(hidpp->hid_dev, "%s: received protocol error 0x%02x\n",
- __func__, error);
- return -EPROTO;
- }
-
- num_slots = response.fap.params[0] - HIDPP_FF_RESERVED_SLOTS;
-
error = input_ff_create(dev, num_slots);
if (error) {
hid_err(dev, "Failed to create FF device!\n");
return error;
}
-
- data = kzalloc(sizeof(*data), GFP_KERNEL);
+ /*
+ * Create a copy of passed data, so we can transfer memory
+ * ownership to FF core
+ */
+ data = kmemdup(data, sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
data->effect_ids = kcalloc(num_slots, sizeof(int), GFP_KERNEL);
@@ -2145,10 +2147,7 @@ static int hidpp_ff_init(struct hidpp_device *hidpp, u8 feature_index)
}
data->hidpp = hidpp;
- data->feature_index = feature_index;
data->version = version;
- data->slot_autocenter = 0;
- data->num_effects = num_slots;
for (j = 0; j < num_slots; j++)
data->effect_ids[j] = -1;
@@ -2162,68 +2161,20 @@ static int hidpp_ff_init(struct hidpp_device *hidpp, u8 feature_index)
ff->set_autocenter = hidpp_ff_set_autocenter;
ff->destroy = hidpp_ff_destroy;
-
- /* reset all forces */
- error = hidpp_send_fap_command_sync(hidpp, feature_index,
- HIDPP_FF_RESET_ALL, NULL, 0, &response);
-
- /* Read current Range */
- error = hidpp_send_fap_command_sync(hidpp, feature_index,
- HIDPP_FF_GET_APERTURE, NULL, 0, &response);
- if (error)
- hid_warn(hidpp->hid_dev, "Failed to read range from device!\n");
- data->range = error ? 900 : get_unaligned_be16(&response.fap.params[0]);
-
/* Create sysfs interface */
error = device_create_file(&(hidpp->hid_dev->dev), &dev_attr_range);
if (error)
hid_warn(hidpp->hid_dev, "Unable to create sysfs interface for \"range\", errno %d!\n", error);
- /* Read the current gain values */
- error = hidpp_send_fap_command_sync(hidpp, feature_index,
- HIDPP_FF_GET_GLOBAL_GAINS, NULL, 0, &response);
- if (error)
- hid_warn(hidpp->hid_dev, "Failed to read gain values from device!\n");
- data->gain = error ? 0xffff : get_unaligned_be16(&response.fap.params[0]);
- /* ignore boost value at response.fap.params[2] */
-
/* init the hardware command queue */
atomic_set(&data->workqueue_size, 0);
- /* initialize with zero autocenter to get wheel in usable state */
- hidpp_ff_set_autocenter(dev, 0);
-
hid_info(hid, "Force feedback support loaded (firmware release %d).\n",
version);
return 0;
}
-static int hidpp_ff_deinit(struct hid_device *hid)
-{
- struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
- struct input_dev *dev = hidinput->input;
- struct hidpp_ff_private_data *data;
-
- if (!dev) {
- hid_err(hid, "Struct input_dev not found!\n");
- return -EINVAL;
- }
-
- hid_info(hid, "Unloading HID++ force feedback.\n");
- data = dev->ff->private;
- if (!data) {
- hid_err(hid, "Private data not found!\n");
- return -EINVAL;
- }
-
- destroy_workqueue(data->wq);
- device_remove_file(&hid->dev, &dev_attr_range);
-
- return 0;
-}
-
-
/* ************************************************************************** */
/* */
/* Device Support */
@@ -2725,24 +2676,93 @@ static int k400_connect(struct hid_device *hdev, bool connected)
#define HIDPP_PAGE_G920_FORCE_FEEDBACK 0x8123
-static int g920_get_config(struct hidpp_device *hidpp)
+static int g920_ff_set_autocenter(struct hidpp_device *hidpp,
+ struct hidpp_ff_private_data *data)
{
+ struct hidpp_report response;
+ u8 params[HIDPP_AUTOCENTER_PARAMS_LENGTH] = {
+ [1] = HIDPP_FF_EFFECT_SPRING | HIDPP_FF_EFFECT_AUTOSTART,
+ };
+ int ret;
+
+ /* initialize with zero autocenter to get wheel in usable state */
+
+ dbg_hid("Setting autocenter to 0.\n");
+ ret = hidpp_send_fap_command_sync(hidpp, data->feature_index,
+ HIDPP_FF_DOWNLOAD_EFFECT,
+ params, ARRAY_SIZE(params),
+ &response);
+ if (ret)
+ hid_warn(hidpp->hid_dev, "Failed to autocenter device!\n");
+ else
+ data->slot_autocenter = response.fap.params[0];
+
+ return ret;
+}
+
+static int g920_get_config(struct hidpp_device *hidpp,
+ struct hidpp_ff_private_data *data)
+{
+ struct hidpp_report response;
u8 feature_type;
- u8 feature_index;
int ret;
+ memset(data, 0, sizeof(*data));
+
/* Find feature and store for later use */
ret = hidpp_root_get_feature(hidpp, HIDPP_PAGE_G920_FORCE_FEEDBACK,
- &feature_index, &feature_type);
+ &data->feature_index, &feature_type);
if (ret)
return ret;
- ret = hidpp_ff_init(hidpp, feature_index);
+ /* Read number of slots available in device */
+ ret = hidpp_send_fap_command_sync(hidpp, data->feature_index,
+ HIDPP_FF_GET_INFO,
+ NULL, 0,
+ &response);
+ if (ret) {
+ if (ret < 0)
+ return ret;
+ hid_err(hidpp->hid_dev,
+ "%s: received protocol error 0x%02x\n", __func__, ret);
+ return -EPROTO;
+ }
+
+ data->num_effects = response.fap.params[0] - HIDPP_FF_RESERVED_SLOTS;
+
+ /* reset all forces */
+ ret = hidpp_send_fap_command_sync(hidpp, data->feature_index,
+ HIDPP_FF_RESET_ALL,
+ NULL, 0,
+ &response);
if (ret)
- hid_warn(hidpp->hid_dev, "Unable to initialize force feedback support, errno %d\n",
- ret);
+ hid_warn(hidpp->hid_dev, "Failed to reset all forces!\n");
- return 0;
+ ret = hidpp_send_fap_command_sync(hidpp, data->feature_index,
+ HIDPP_FF_GET_APERTURE,
+ NULL, 0,
+ &response);
+ if (ret) {
+ hid_warn(hidpp->hid_dev,
+ "Failed to read range from device!\n");
+ }
+ data->range = ret ?
+ 900 : get_unaligned_be16(&response.fap.params[0]);
+
+ /* Read the current gain values */
+ ret = hidpp_send_fap_command_sync(hidpp, data->feature_index,
+ HIDPP_FF_GET_GLOBAL_GAINS,
+ NULL, 0,
+ &response);
+ if (ret)
+ hid_warn(hidpp->hid_dev,
+ "Failed to read gain values from device!\n");
+ data->gain = ret ?
+ 0xffff : get_unaligned_be16(&response.fap.params[0]);
+
+ /* ignore boost value at response.fap.params[2] */
+
+ return g920_ff_set_autocenter(hidpp, data);
}
/* -------------------------------------------------------------------------- */
@@ -3458,34 +3478,45 @@ static int hidpp_get_report_length(struct hid_device *hdev, int id)
return report->field[0]->report_count + 1;
}
-static bool hidpp_validate_report(struct hid_device *hdev, int id,
- int expected_length, bool optional)
+static bool hidpp_validate_device(struct hid_device *hdev)
{
- int report_length;
+ struct hidpp_device *hidpp = hid_get_drvdata(hdev);
+ int id, report_length, supported_reports = 0;
- if (id >= HID_MAX_IDS || id < 0) {
- hid_err(hdev, "invalid HID report id %u\n", id);
- return false;
+ id = REPORT_ID_HIDPP_SHORT;
+ report_length = hidpp_get_report_length(hdev, id);
+ if (report_length) {
+ if (report_length < HIDPP_REPORT_SHORT_LENGTH)
+ goto bad_device;
+
+ supported_reports++;
}
+ id = REPORT_ID_HIDPP_LONG;
report_length = hidpp_get_report_length(hdev, id);
- if (!report_length)
- return optional;
+ if (report_length) {
+ if (report_length < HIDPP_REPORT_LONG_LENGTH)
+ goto bad_device;
- if (report_length < expected_length) {
- hid_warn(hdev, "not enough values in hidpp report %d\n", id);
- return false;
+ supported_reports++;
}
- return true;
-}
+ id = REPORT_ID_HIDPP_VERY_LONG;
+ report_length = hidpp_get_report_length(hdev, id);
+ if (report_length) {
+ if (report_length < HIDPP_REPORT_LONG_LENGTH ||
+ report_length > HIDPP_REPORT_VERY_LONG_MAX_LENGTH)
+ goto bad_device;
-static bool hidpp_validate_device(struct hid_device *hdev)
-{
- return hidpp_validate_report(hdev, REPORT_ID_HIDPP_SHORT,
- HIDPP_REPORT_SHORT_LENGTH, false) &&
- hidpp_validate_report(hdev, REPORT_ID_HIDPP_LONG,
- HIDPP_REPORT_LONG_LENGTH, true);
+ supported_reports++;
+ hidpp->very_long_report_length = report_length;
+ }
+
+ return supported_reports;
+
+bad_device:
+ hid_warn(hdev, "not enough values in hidpp report %d\n", id);
+ return false;
}
static bool hidpp_application_equals(struct hid_device *hdev,
@@ -3505,6 +3536,7 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
int ret;
bool connected;
unsigned int connect_mask = HID_CONNECT_DEFAULT;
+ struct hidpp_ff_private_data data;
/* report_fixup needs drvdata to be set before we call hid_parse */
hidpp = devm_kzalloc(&hdev->dev, sizeof(*hidpp), GFP_KERNEL);
@@ -3531,11 +3563,6 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
return hid_hw_start(hdev, HID_CONNECT_DEFAULT);
}
- hidpp->very_long_report_length =
- hidpp_get_report_length(hdev, REPORT_ID_HIDPP_VERY_LONG);
- if (hidpp->very_long_report_length > HIDPP_REPORT_VERY_LONG_MAX_LENGTH)
- hidpp->very_long_report_length = HIDPP_REPORT_VERY_LONG_MAX_LENGTH;
-
if (id->group == HID_GROUP_LOGITECH_DJ_DEVICE)
hidpp->quirks |= HIDPP_QUIRK_UNIFYING;
@@ -3614,7 +3641,7 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (ret)
goto hid_hw_init_fail;
} else if (connected && (hidpp->quirks & HIDPP_QUIRK_CLASS_G920)) {
- ret = g920_get_config(hidpp);
+ ret = g920_get_config(hidpp, &data);
if (ret)
goto hid_hw_init_fail;
}
@@ -3636,6 +3663,14 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
goto hid_hw_start_fail;
}
+ if (hidpp->quirks & HIDPP_QUIRK_CLASS_G920) {
+ ret = hidpp_ff_init(hidpp, &data);
+ if (ret)
+ hid_warn(hidpp->hid_dev,
+ "Unable to initialize force feedback support, errno %d\n",
+ ret);
+ }
+
return ret;
hid_hw_init_fail:
@@ -3658,9 +3693,6 @@ static void hidpp_remove(struct hid_device *hdev)
sysfs_remove_group(&hdev->dev.kobj, &ps_attribute_group);
- if (hidpp->quirks & HIDPP_QUIRK_CLASS_G920)
- hidpp_ff_deinit(hdev);
-
hid_hw_stop(hdev);
cancel_work_sync(&hidpp->work);
mutex_destroy(&hidpp->send_mutex);
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 2cf83856f2e4..2d8b589201a4 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -328,11 +328,17 @@ static int ms_play_effect(struct input_dev *dev, void *data,
static int ms_init_ff(struct hid_device *hdev)
{
- struct hid_input *hidinput = list_entry(hdev->inputs.next,
- struct hid_input, list);
- struct input_dev *input_dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *input_dev;
struct ms_data *ms = hid_get_drvdata(hdev);
+ if (list_empty(&hdev->inputs)) {
+ hid_err(hdev, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hdev->inputs.next, struct hid_input, list);
+ input_dev = hidinput->input;
+
if (!(ms->quirks & MS_QUIRK_FF))
return 0;
diff --git a/drivers/hid/hid-prodikeys.c b/drivers/hid/hid-prodikeys.c
index 5a3b3d974d84..2666af02d5c1 100644
--- a/drivers/hid/hid-prodikeys.c
+++ b/drivers/hid/hid-prodikeys.c
@@ -516,7 +516,7 @@ static void pcmidi_setup_extra_keys(
MY PICTURES => KEY_WORDPROCESSOR
MY MUSIC=> KEY_SPREADSHEET
*/
- unsigned int keys[] = {
+ static const unsigned int keys[] = {
KEY_FN,
KEY_MESSENGER, KEY_CALENDAR,
KEY_ADDRESSBOOK, KEY_DOCUMENTS,
@@ -532,7 +532,7 @@ static void pcmidi_setup_extra_keys(
0
};
- unsigned int *pkeys = &keys[0];
+ const unsigned int *pkeys = &keys[0];
unsigned short i;
if (pm->ifnum != 1) /* only set up ONCE for interace 1 */
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 73c0f7a95e2d..4c6ed6ef31f1 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -2254,9 +2254,15 @@ static int sony_play_effect(struct input_dev *dev, void *data,
static int sony_init_ff(struct sony_sc *sc)
{
- struct hid_input *hidinput = list_entry(sc->hdev->inputs.next,
- struct hid_input, list);
- struct input_dev *input_dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *input_dev;
+
+ if (list_empty(&sc->hdev->inputs)) {
+ hid_err(sc->hdev, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(sc->hdev->inputs.next, struct hid_input, list);
+ input_dev = hidinput->input;
input_set_capability(input_dev, EV_FF, FF_RUMBLE);
return input_ff_create_memless(input_dev, NULL, sony_play_effect);
diff --git a/drivers/hid/hid-tmff.c b/drivers/hid/hid-tmff.c
index bdfc5ff3b2c5..90acef304536 100644
--- a/drivers/hid/hid-tmff.c
+++ b/drivers/hid/hid-tmff.c
@@ -124,12 +124,18 @@ static int tmff_init(struct hid_device *hid, const signed short *ff_bits)
struct tmff_device *tmff;
struct hid_report *report;
struct list_head *report_list;
- struct hid_input *hidinput = list_entry(hid->inputs.next,
- struct hid_input, list);
- struct input_dev *input_dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *input_dev;
int error;
int i;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ input_dev = hidinput->input;
+
tmff = kzalloc(sizeof(struct tmff_device), GFP_KERNEL);
if (!tmff)
return -ENOMEM;
diff --git a/drivers/hid/hid-zpff.c b/drivers/hid/hid-zpff.c
index f90959e94028..3abaca045869 100644
--- a/drivers/hid/hid-zpff.c
+++ b/drivers/hid/hid-zpff.c
@@ -54,11 +54,17 @@ static int zpff_init(struct hid_device *hid)
{
struct zpff_device *zpff;
struct hid_report *report;
- struct hid_input *hidinput = list_entry(hid->inputs.next,
- struct hid_input, list);
- struct input_dev *dev = hidinput->input;
+ struct hid_input *hidinput;
+ struct input_dev *dev;
int i, error;
+ if (list_empty(&hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
+ hidinput = list_entry(hid->inputs.next, struct hid_input, list);
+ dev = hidinput->input;
+
for (i = 0; i < 4; i++) {
report = hid_validate_values(hid, HID_OUTPUT_REPORT, 0, i, 1);
if (!report)
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index 2a7c6e33bb1c..d9c55e30f986 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -26,7 +26,6 @@
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/pm.h>
-#include <linux/pm_runtime.h>
#include <linux/device.h>
#include <linux/wait.h>
#include <linux/err.h>
@@ -48,8 +47,6 @@
/* quirks to control the device */
#define I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV BIT(0)
#define I2C_HID_QUIRK_NO_IRQ_AFTER_RESET BIT(1)
-#define I2C_HID_QUIRK_NO_RUNTIME_PM BIT(2)
-#define I2C_HID_QUIRK_DELAY_AFTER_SLEEP BIT(3)
#define I2C_HID_QUIRK_BOGUS_IRQ BIT(4)
/* flags */
@@ -172,14 +169,7 @@ static const struct i2c_hid_quirks {
{ USB_VENDOR_ID_WEIDA, HID_ANY_ID,
I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV },
{ I2C_VENDOR_ID_HANTICK, I2C_PRODUCT_ID_HANTICK_5288,
- I2C_HID_QUIRK_NO_IRQ_AFTER_RESET |
- I2C_HID_QUIRK_NO_RUNTIME_PM },
- { I2C_VENDOR_ID_RAYDIUM, I2C_PRODUCT_ID_RAYDIUM_4B33,
- I2C_HID_QUIRK_DELAY_AFTER_SLEEP },
- { USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_8001,
- I2C_HID_QUIRK_NO_RUNTIME_PM },
- { I2C_VENDOR_ID_GOODIX, I2C_DEVICE_ID_GOODIX_01F0,
- I2C_HID_QUIRK_NO_RUNTIME_PM },
+ I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
{ USB_VENDOR_ID_ELAN, HID_ANY_ID,
I2C_HID_QUIRK_BOGUS_IRQ },
{ 0, 0 }
@@ -397,7 +387,6 @@ static int i2c_hid_set_power(struct i2c_client *client, int power_state)
{
struct i2c_hid *ihid = i2c_get_clientdata(client);
int ret;
- unsigned long now, delay;
i2c_hid_dbg(ihid, "%s\n", __func__);
@@ -415,22 +404,9 @@ static int i2c_hid_set_power(struct i2c_client *client, int power_state)
goto set_pwr_exit;
}
- if (ihid->quirks & I2C_HID_QUIRK_DELAY_AFTER_SLEEP &&
- power_state == I2C_HID_PWR_ON) {
- now = jiffies;
- if (time_after(ihid->sleep_delay, now)) {
- delay = jiffies_to_usecs(ihid->sleep_delay - now);
- usleep_range(delay, delay + 1);
- }
- }
-
ret = __i2c_hid_command(client, &hid_set_power_cmd, power_state,
0, NULL, 0, NULL, 0);
- if (ihid->quirks & I2C_HID_QUIRK_DELAY_AFTER_SLEEP &&
- power_state == I2C_HID_PWR_SLEEP)
- ihid->sleep_delay = jiffies + msecs_to_jiffies(20);
-
if (ret)
dev_err(&client->dev, "failed to change power setting.\n");
@@ -791,11 +767,6 @@ static int i2c_hid_open(struct hid_device *hid)
{
struct i2c_client *client = hid->driver_data;
struct i2c_hid *ihid = i2c_get_clientdata(client);
- int ret = 0;
-
- ret = pm_runtime_get_sync(&client->dev);
- if (ret < 0)
- return ret;
set_bit(I2C_HID_STARTED, &ihid->flags);
return 0;
@@ -807,27 +778,6 @@ static void i2c_hid_close(struct hid_device *hid)
struct i2c_hid *ihid = i2c_get_clientdata(client);
clear_bit(I2C_HID_STARTED, &ihid->flags);
-
- /* Save some power */
- pm_runtime_put(&client->dev);
-}
-
-static int i2c_hid_power(struct hid_device *hid, int lvl)
-{
- struct i2c_client *client = hid->driver_data;
- struct i2c_hid *ihid = i2c_get_clientdata(client);
-
- i2c_hid_dbg(ihid, "%s lvl:%d\n", __func__, lvl);
-
- switch (lvl) {
- case PM_HINT_FULLON:
- pm_runtime_get_sync(&client->dev);
- break;
- case PM_HINT_NORMAL:
- pm_runtime_put(&client->dev);
- break;
- }
- return 0;
}
struct hid_ll_driver i2c_hid_ll_driver = {
@@ -836,7 +786,6 @@ struct hid_ll_driver i2c_hid_ll_driver = {
.stop = i2c_hid_stop,
.open = i2c_hid_open,
.close = i2c_hid_close,
- .power = i2c_hid_power,
.output_report = i2c_hid_output_report,
.raw_request = i2c_hid_raw_request,
};
@@ -1104,9 +1053,6 @@ static int i2c_hid_probe(struct i2c_client *client,
i2c_hid_acpi_fix_up_power(&client->dev);
- pm_runtime_get_noresume(&client->dev);
- pm_runtime_set_active(&client->dev);
- pm_runtime_enable(&client->dev);
device_enable_async_suspend(&client->dev);
/* Make sure there is something at this address */
@@ -1114,16 +1060,16 @@ static int i2c_hid_probe(struct i2c_client *client,
if (ret < 0) {
dev_dbg(&client->dev, "nothing at this address: %d\n", ret);
ret = -ENXIO;
- goto err_pm;
+ goto err_regulator;
}
ret = i2c_hid_fetch_hid_descriptor(ihid);
if (ret < 0)
- goto err_pm;
+ goto err_regulator;
ret = i2c_hid_init_irq(client);
if (ret < 0)
- goto err_pm;
+ goto err_regulator;
hid = hid_allocate_device();
if (IS_ERR(hid)) {
@@ -1154,9 +1100,6 @@ static int i2c_hid_probe(struct i2c_client *client,
goto err_mem_free;
}
- if (!(ihid->quirks & I2C_HID_QUIRK_NO_RUNTIME_PM))
- pm_runtime_put(&client->dev);
-
return 0;
err_mem_free:
@@ -1165,10 +1108,6 @@ err_mem_free:
err_irq:
free_irq(client->irq, ihid);
-err_pm:
- pm_runtime_put_noidle(&client->dev);
- pm_runtime_disable(&client->dev);
-
err_regulator:
regulator_bulk_disable(ARRAY_SIZE(ihid->pdata.supplies),
ihid->pdata.supplies);
@@ -1181,12 +1120,6 @@ static int i2c_hid_remove(struct i2c_client *client)
struct i2c_hid *ihid = i2c_get_clientdata(client);
struct hid_device *hid;
- if (!(ihid->quirks & I2C_HID_QUIRK_NO_RUNTIME_PM))
- pm_runtime_get_sync(&client->dev);
- pm_runtime_disable(&client->dev);
- pm_runtime_set_suspended(&client->dev);
- pm_runtime_put_noidle(&client->dev);
-
hid = ihid->hid;
hid_destroy_device(hid);
@@ -1219,25 +1152,15 @@ static int i2c_hid_suspend(struct device *dev)
int wake_status;
if (hid->driver && hid->driver->suspend) {
- /*
- * Wake up the device so that IO issues in
- * HID driver's suspend code can succeed.
- */
- ret = pm_runtime_resume(dev);
- if (ret < 0)
- return ret;
-
ret = hid->driver->suspend(hid, PMSG_SUSPEND);
if (ret < 0)
return ret;
}
- if (!pm_runtime_suspended(dev)) {
- /* Save some power */
- i2c_hid_set_power(client, I2C_HID_PWR_SLEEP);
+ /* Save some power */
+ i2c_hid_set_power(client, I2C_HID_PWR_SLEEP);
- disable_irq(client->irq);
- }
+ disable_irq(client->irq);
if (device_may_wakeup(&client->dev)) {
wake_status = enable_irq_wake(client->irq);
@@ -1279,11 +1202,6 @@ static int i2c_hid_resume(struct device *dev)
wake_status);
}
- /* We'll resume to full power */
- pm_runtime_disable(dev);
- pm_runtime_set_active(dev);
- pm_runtime_enable(dev);
-
enable_irq(client->irq);
/* Instead of resetting device, simply powers the device on. This
@@ -1304,30 +1222,8 @@ static int i2c_hid_resume(struct device *dev)
}
#endif
-#ifdef CONFIG_PM
-static int i2c_hid_runtime_suspend(struct device *dev)
-{
- struct i2c_client *client = to_i2c_client(dev);
-
- i2c_hid_set_power(client, I2C_HID_PWR_SLEEP);
- disable_irq(client->irq);
- return 0;
-}
-
-static int i2c_hid_runtime_resume(struct device *dev)
-{
- struct i2c_client *client = to_i2c_client(dev);
-
- enable_irq(client->irq);
- i2c_hid_set_power(client, I2C_HID_PWR_ON);
- return 0;
-}
-#endif
-
static const struct dev_pm_ops i2c_hid_pm = {
SET_SYSTEM_SLEEP_PM_OPS(i2c_hid_suspend, i2c_hid_resume)
- SET_RUNTIME_PM_OPS(i2c_hid_runtime_suspend, i2c_hid_runtime_resume,
- NULL)
};
static const struct i2c_device_id i2c_hid_id_table[] = {
diff --git a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
index 75078c83be1a..d31ea82b84c1 100644
--- a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
+++ b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
@@ -323,6 +323,25 @@ static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = {
.driver_data = (void *)&sipodev_desc
},
{
+ /*
+ * There are at least 2 Primebook C11B versions, the older
+ * version has a product-name of "Primebook C11B", and a
+ * bios version / release / firmware revision of:
+ * V2.1.2 / 05/03/2018 / 18.2
+ * The new version has "PRIMEBOOK C11B" as product-name and a
+ * bios version / release / firmware revision of:
+ * CFALKSW05_BIOS_V1.1.2 / 11/19/2018 / 19.2
+ * Only the older version needs this quirk, note the newer
+ * version will not match as it has a different product-name.
+ */
+ .ident = "Trekstor Primebook C11B",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C11B"),
+ },
+ .driver_data = (void *)&sipodev_desc
+ },
+ {
.ident = "Direkt-Tek DTLAPY116-2",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Direkt-Tek"),
diff --git a/drivers/hid/intel-ish-hid/ishtp/client-buffers.c b/drivers/hid/intel-ish-hid/ishtp/client-buffers.c
index 1b0a0cc605e7..513d7a4a1b8a 100644
--- a/drivers/hid/intel-ish-hid/ishtp/client-buffers.c
+++ b/drivers/hid/intel-ish-hid/ishtp/client-buffers.c
@@ -84,7 +84,7 @@ int ishtp_cl_alloc_tx_ring(struct ishtp_cl *cl)
return 0;
out:
dev_err(&cl->device->dev, "error in allocating Tx pool\n");
- ishtp_cl_free_rx_ring(cl);
+ ishtp_cl_free_tx_ring(cl);
return -ENOMEM;
}
diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h
index 3a8b0911c3bc..9d07378b5b42 100644
--- a/drivers/infiniband/core/core_priv.h
+++ b/drivers/infiniband/core/core_priv.h
@@ -199,6 +199,7 @@ void ib_mad_cleanup(void);
int ib_sa_init(void);
void ib_sa_cleanup(void);
+void rdma_nl_init(void);
void rdma_nl_exit(void);
int ib_nl_handle_resolve_resp(struct sk_buff *skb,
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 2dd2cfe9b561..50a92442c4f7 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -2716,6 +2716,8 @@ static int __init ib_core_init(void)
goto err_comp_unbound;
}
+ rdma_nl_init();
+
ret = addr_init();
if (ret) {
pr_warn("Could't init IB address resolution\n");
diff --git a/drivers/infiniband/core/iwcm.c b/drivers/infiniband/core/iwcm.c
index 72141c5b7c95..ade71823370f 100644
--- a/drivers/infiniband/core/iwcm.c
+++ b/drivers/infiniband/core/iwcm.c
@@ -372,6 +372,7 @@ EXPORT_SYMBOL(iw_cm_disconnect);
static void destroy_cm_id(struct iw_cm_id *cm_id)
{
struct iwcm_id_private *cm_id_priv;
+ struct ib_qp *qp;
unsigned long flags;
cm_id_priv = container_of(cm_id, struct iwcm_id_private, id);
@@ -389,6 +390,9 @@ static void destroy_cm_id(struct iw_cm_id *cm_id)
set_bit(IWCM_F_DROP_EVENTS, &cm_id_priv->flags);
spin_lock_irqsave(&cm_id_priv->lock, flags);
+ qp = cm_id_priv->qp;
+ cm_id_priv->qp = NULL;
+
switch (cm_id_priv->state) {
case IW_CM_STATE_LISTEN:
cm_id_priv->state = IW_CM_STATE_DESTROYING;
@@ -401,7 +405,7 @@ static void destroy_cm_id(struct iw_cm_id *cm_id)
cm_id_priv->state = IW_CM_STATE_DESTROYING;
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
/* Abrupt close of the connection */
- (void)iwcm_modify_qp_err(cm_id_priv->qp);
+ (void)iwcm_modify_qp_err(qp);
spin_lock_irqsave(&cm_id_priv->lock, flags);
break;
case IW_CM_STATE_IDLE:
@@ -426,11 +430,9 @@ static void destroy_cm_id(struct iw_cm_id *cm_id)
BUG();
break;
}
- if (cm_id_priv->qp) {
- cm_id_priv->id.device->ops.iw_rem_ref(cm_id_priv->qp);
- cm_id_priv->qp = NULL;
- }
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ if (qp)
+ cm_id_priv->id.device->ops.iw_rem_ref(qp);
if (cm_id->mapped) {
iwpm_remove_mapinfo(&cm_id->local_addr, &cm_id->m_local_addr);
@@ -671,11 +673,11 @@ int iw_cm_accept(struct iw_cm_id *cm_id,
BUG_ON(cm_id_priv->state != IW_CM_STATE_CONN_RECV);
cm_id_priv->state = IW_CM_STATE_IDLE;
spin_lock_irqsave(&cm_id_priv->lock, flags);
- if (cm_id_priv->qp) {
- cm_id->device->ops.iw_rem_ref(qp);
- cm_id_priv->qp = NULL;
- }
+ qp = cm_id_priv->qp;
+ cm_id_priv->qp = NULL;
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ if (qp)
+ cm_id->device->ops.iw_rem_ref(qp);
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
wake_up_all(&cm_id_priv->connect_wait);
}
@@ -696,7 +698,7 @@ int iw_cm_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
struct iwcm_id_private *cm_id_priv;
int ret;
unsigned long flags;
- struct ib_qp *qp;
+ struct ib_qp *qp = NULL;
cm_id_priv = container_of(cm_id, struct iwcm_id_private, id);
@@ -730,13 +732,13 @@ int iw_cm_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *iw_param)
return 0; /* success */
spin_lock_irqsave(&cm_id_priv->lock, flags);
- if (cm_id_priv->qp) {
- cm_id->device->ops.iw_rem_ref(qp);
- cm_id_priv->qp = NULL;
- }
+ qp = cm_id_priv->qp;
+ cm_id_priv->qp = NULL;
cm_id_priv->state = IW_CM_STATE_IDLE;
err:
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ if (qp)
+ cm_id->device->ops.iw_rem_ref(qp);
clear_bit(IWCM_F_CONNECT_WAIT, &cm_id_priv->flags);
wake_up_all(&cm_id_priv->connect_wait);
return ret;
@@ -878,6 +880,7 @@ static int cm_conn_est_handler(struct iwcm_id_private *cm_id_priv,
static int cm_conn_rep_handler(struct iwcm_id_private *cm_id_priv,
struct iw_cm_event *iw_event)
{
+ struct ib_qp *qp = NULL;
unsigned long flags;
int ret;
@@ -896,11 +899,13 @@ static int cm_conn_rep_handler(struct iwcm_id_private *cm_id_priv,
cm_id_priv->state = IW_CM_STATE_ESTABLISHED;
} else {
/* REJECTED or RESET */
- cm_id_priv->id.device->ops.iw_rem_ref(cm_id_priv->qp);
+ qp = cm_id_priv->qp;
cm_id_priv->qp = NULL;
cm_id_priv->state = IW_CM_STATE_IDLE;
}
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ if (qp)
+ cm_id_priv->id.device->ops.iw_rem_ref(qp);
ret = cm_id_priv->id.cm_handler(&cm_id_priv->id, iw_event);
if (iw_event->private_data_len)
@@ -942,21 +947,18 @@ static void cm_disconnect_handler(struct iwcm_id_private *cm_id_priv,
static int cm_close_handler(struct iwcm_id_private *cm_id_priv,
struct iw_cm_event *iw_event)
{
+ struct ib_qp *qp;
unsigned long flags;
- int ret = 0;
+ int ret = 0, notify_event = 0;
spin_lock_irqsave(&cm_id_priv->lock, flags);
+ qp = cm_id_priv->qp;
+ cm_id_priv->qp = NULL;
- if (cm_id_priv->qp) {
- cm_id_priv->id.device->ops.iw_rem_ref(cm_id_priv->qp);
- cm_id_priv->qp = NULL;
- }
switch (cm_id_priv->state) {
case IW_CM_STATE_ESTABLISHED:
case IW_CM_STATE_CLOSING:
cm_id_priv->state = IW_CM_STATE_IDLE;
- spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- ret = cm_id_priv->id.cm_handler(&cm_id_priv->id, iw_event);
- spin_lock_irqsave(&cm_id_priv->lock, flags);
+ notify_event = 1;
break;
case IW_CM_STATE_DESTROYING:
break;
@@ -965,6 +967,10 @@ static int cm_close_handler(struct iwcm_id_private *cm_id_priv,
}
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ if (qp)
+ cm_id_priv->id.device->ops.iw_rem_ref(qp);
+ if (notify_event)
+ ret = cm_id_priv->id.cm_handler(&cm_id_priv->id, iw_event);
return ret;
}
diff --git a/drivers/infiniband/core/netlink.c b/drivers/infiniband/core/netlink.c
index 81dbd5f41bed..8cd31ef25eff 100644
--- a/drivers/infiniband/core/netlink.c
+++ b/drivers/infiniband/core/netlink.c
@@ -42,9 +42,12 @@
#include <linux/module.h>
#include "core_priv.h"
-static DEFINE_MUTEX(rdma_nl_mutex);
static struct {
- const struct rdma_nl_cbs *cb_table;
+ const struct rdma_nl_cbs *cb_table;
+ /* Synchronizes between ongoing netlink commands and netlink client
+ * unregistration.
+ */
+ struct rw_semaphore sem;
} rdma_nl_types[RDMA_NL_NUM_CLIENTS];
bool rdma_nl_chk_listeners(unsigned int group)
@@ -75,70 +78,53 @@ static bool is_nl_msg_valid(unsigned int type, unsigned int op)
return (op < max_num_ops[type]) ? true : false;
}
-static bool
-is_nl_valid(const struct sk_buff *skb, unsigned int type, unsigned int op)
+static const struct rdma_nl_cbs *
+get_cb_table(const struct sk_buff *skb, unsigned int type, unsigned int op)
{
const struct rdma_nl_cbs *cb_table;
- if (!is_nl_msg_valid(type, op))
- return false;
-
/*
* Currently only NLDEV client is supporting netlink commands in
* non init_net net namespace.
*/
if (sock_net(skb->sk) != &init_net && type != RDMA_NL_NLDEV)
- return false;
+ return NULL;
- if (!rdma_nl_types[type].cb_table) {
- mutex_unlock(&rdma_nl_mutex);
- request_module("rdma-netlink-subsys-%d", type);
- mutex_lock(&rdma_nl_mutex);
- }
+ cb_table = READ_ONCE(rdma_nl_types[type].cb_table);
+ if (!cb_table) {
+ /*
+ * Didn't get valid reference of the table, attempt module
+ * load once.
+ */
+ up_read(&rdma_nl_types[type].sem);
- cb_table = rdma_nl_types[type].cb_table;
+ request_module("rdma-netlink-subsys-%d", type);
+ down_read(&rdma_nl_types[type].sem);
+ cb_table = READ_ONCE(rdma_nl_types[type].cb_table);
+ }
if (!cb_table || (!cb_table[op].dump && !cb_table[op].doit))
- return false;
- return true;
+ return NULL;
+ return cb_table;
}
void rdma_nl_register(unsigned int index,
const struct rdma_nl_cbs cb_table[])
{
- mutex_lock(&rdma_nl_mutex);
- if (!is_nl_msg_valid(index, 0)) {
- /*
- * All clients are not interesting in success/failure of
- * this call. They want to see the print to error log and
- * continue their initialization. Print warning for them,
- * because it is programmer's error to be here.
- */
- mutex_unlock(&rdma_nl_mutex);
- WARN(true,
- "The not-valid %u index was supplied to RDMA netlink\n",
- index);
+ if (WARN_ON(!is_nl_msg_valid(index, 0)) ||
+ WARN_ON(READ_ONCE(rdma_nl_types[index].cb_table)))
return;
- }
-
- if (rdma_nl_types[index].cb_table) {
- mutex_unlock(&rdma_nl_mutex);
- WARN(true,
- "The %u index is already registered in RDMA netlink\n",
- index);
- return;
- }
- rdma_nl_types[index].cb_table = cb_table;
- mutex_unlock(&rdma_nl_mutex);
+ /* Pairs with the READ_ONCE in is_nl_valid() */
+ smp_store_release(&rdma_nl_types[index].cb_table, cb_table);
}
EXPORT_SYMBOL(rdma_nl_register);
void rdma_nl_unregister(unsigned int index)
{
- mutex_lock(&rdma_nl_mutex);
+ down_write(&rdma_nl_types[index].sem);
rdma_nl_types[index].cb_table = NULL;
- mutex_unlock(&rdma_nl_mutex);
+ up_write(&rdma_nl_types[index].sem);
}
EXPORT_SYMBOL(rdma_nl_unregister);
@@ -170,15 +156,21 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
unsigned int index = RDMA_NL_GET_CLIENT(type);
unsigned int op = RDMA_NL_GET_OP(type);
const struct rdma_nl_cbs *cb_table;
+ int err = -EINVAL;
- if (!is_nl_valid(skb, index, op))
+ if (!is_nl_msg_valid(index, op))
return -EINVAL;
- cb_table = rdma_nl_types[index].cb_table;
+ down_read(&rdma_nl_types[index].sem);
+ cb_table = get_cb_table(skb, index, op);
+ if (!cb_table)
+ goto done;
if ((cb_table[op].flags & RDMA_NL_ADMIN_PERM) &&
- !netlink_capable(skb, CAP_NET_ADMIN))
- return -EPERM;
+ !netlink_capable(skb, CAP_NET_ADMIN)) {
+ err = -EPERM;
+ goto done;
+ }
/*
* LS responses overload the 0x100 (NLM_F_ROOT) flag. Don't
@@ -186,8 +178,8 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
*/
if (index == RDMA_NL_LS) {
if (cb_table[op].doit)
- return cb_table[op].doit(skb, nlh, extack);
- return -EINVAL;
+ err = cb_table[op].doit(skb, nlh, extack);
+ goto done;
}
/* FIXME: Convert IWCM to properly handle doit callbacks */
if ((nlh->nlmsg_flags & NLM_F_DUMP) || index == RDMA_NL_IWCM) {
@@ -195,14 +187,15 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
.dump = cb_table[op].dump,
};
if (c.dump)
- return netlink_dump_start(skb->sk, skb, nlh, &c);
- return -EINVAL;
+ err = netlink_dump_start(skb->sk, skb, nlh, &c);
+ goto done;
}
if (cb_table[op].doit)
- return cb_table[op].doit(skb, nlh, extack);
-
- return 0;
+ err = cb_table[op].doit(skb, nlh, extack);
+done:
+ up_read(&rdma_nl_types[index].sem);
+ return err;
}
/*
@@ -263,9 +256,7 @@ skip:
static void rdma_nl_rcv(struct sk_buff *skb)
{
- mutex_lock(&rdma_nl_mutex);
rdma_nl_rcv_skb(skb, &rdma_nl_rcv_msg);
- mutex_unlock(&rdma_nl_mutex);
}
int rdma_nl_unicast(struct net *net, struct sk_buff *skb, u32 pid)
@@ -297,6 +288,14 @@ int rdma_nl_multicast(struct net *net, struct sk_buff *skb,
}
EXPORT_SYMBOL(rdma_nl_multicast);
+void rdma_nl_init(void)
+{
+ int idx;
+
+ for (idx = 0; idx < RDMA_NL_NUM_CLIENTS; idx++)
+ init_rwsem(&rdma_nl_types[idx].sem);
+}
+
void rdma_nl_exit(void)
{
int idx;
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index 65b36548bc17..c03af08b80e7 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -778,7 +778,7 @@ static int fill_res_counter_entry(struct sk_buff *msg, bool has_cap_net_admin,
container_of(res, struct rdma_counter, res);
if (port && port != counter->port)
- return 0;
+ return -EAGAIN;
/* Dump it even query failed */
rdma_counter_query_stats(counter);
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h
index 1e5aeb39f774..63f7f7db5902 100644
--- a/drivers/infiniband/core/uverbs.h
+++ b/drivers/infiniband/core/uverbs.h
@@ -98,7 +98,7 @@ ib_uverbs_init_udata_buf_or_null(struct ib_udata *udata,
struct ib_uverbs_device {
atomic_t refcount;
- int num_comp_vectors;
+ u32 num_comp_vectors;
struct completion comp;
struct device dev;
/* First group for device attributes, NULL terminated array */
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index f974b6854224..35c2841a569e 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -662,16 +662,17 @@ static bool find_gid_index(const union ib_gid *gid,
void *context)
{
struct find_gid_index_context *ctx = context;
+ u16 vlan_id = 0xffff;
+ int ret;
if (ctx->gid_type != gid_attr->gid_type)
return false;
- if ((!!(ctx->vlan_id != 0xffff) == !is_vlan_dev(gid_attr->ndev)) ||
- (is_vlan_dev(gid_attr->ndev) &&
- vlan_dev_vlan_id(gid_attr->ndev) != ctx->vlan_id))
+ ret = rdma_read_gid_l2_fields(gid_attr, &vlan_id, NULL);
+ if (ret)
return false;
- return true;
+ return ctx->vlan_id == vlan_id;
}
static const struct ib_gid_attr *
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index e87fc0408470..347dc242fb88 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -495,7 +495,6 @@ static int _put_ep_safe(struct c4iw_dev *dev, struct sk_buff *skb)
ep = *((struct c4iw_ep **)(skb->cb + 2 * sizeof(void *)));
release_ep_resources(ep);
- kfree_skb(skb);
return 0;
}
@@ -506,7 +505,6 @@ static int _put_pass_ep_safe(struct c4iw_dev *dev, struct sk_buff *skb)
ep = *((struct c4iw_ep **)(skb->cb + 2 * sizeof(void *)));
c4iw_put_ep(&ep->parent_ep->com);
release_ep_resources(ep);
- kfree_skb(skb);
return 0;
}
@@ -2424,20 +2422,6 @@ static int accept_cr(struct c4iw_ep *ep, struct sk_buff *skb,
enum chip_type adapter_type = ep->com.dev->rdev.lldi.adapter_type;
pr_debug("ep %p tid %u\n", ep, ep->hwtid);
-
- skb_get(skb);
- rpl = cplhdr(skb);
- if (!is_t4(adapter_type)) {
- skb_trim(skb, roundup(sizeof(*rpl5), 16));
- rpl5 = (void *)rpl;
- INIT_TP_WR(rpl5, ep->hwtid);
- } else {
- skb_trim(skb, sizeof(*rpl));
- INIT_TP_WR(rpl, ep->hwtid);
- }
- OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_PASS_ACCEPT_RPL,
- ep->hwtid));
-
cxgb_best_mtu(ep->com.dev->rdev.lldi.mtus, ep->mtu, &mtu_idx,
enable_tcp_timestamps && req->tcpopt.tstamp,
(ep->com.remote_addr.ss_family == AF_INET) ? 0 : 1);
@@ -2483,6 +2467,20 @@ static int accept_cr(struct c4iw_ep *ep, struct sk_buff *skb,
if (tcph->ece && tcph->cwr)
opt2 |= CCTRL_ECN_V(1);
}
+
+ skb_get(skb);
+ rpl = cplhdr(skb);
+ if (!is_t4(adapter_type)) {
+ skb_trim(skb, roundup(sizeof(*rpl5), 16));
+ rpl5 = (void *)rpl;
+ INIT_TP_WR(rpl5, ep->hwtid);
+ } else {
+ skb_trim(skb, sizeof(*rpl));
+ INIT_TP_WR(rpl, ep->hwtid);
+ }
+ OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_PASS_ACCEPT_RPL,
+ ep->hwtid));
+
if (CHELSIO_CHIP_VERSION(adapter_type) > CHELSIO_T4) {
u32 isn = (prandom_u32() & ~7UL) - 1;
opt2 |= T5_OPT_2_VALID_F;
diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c
index 2ed7bfd5feea..c61b6022575e 100644
--- a/drivers/infiniband/hw/hfi1/sdma.c
+++ b/drivers/infiniband/hw/hfi1/sdma.c
@@ -65,6 +65,7 @@
#define SDMA_DESCQ_CNT 2048
#define SDMA_DESC_INTR 64
#define INVALID_TAIL 0xffff
+#define SDMA_PAD max_t(size_t, MAX_16B_PADDING, sizeof(u32))
static uint sdma_descq_cnt = SDMA_DESCQ_CNT;
module_param(sdma_descq_cnt, uint, S_IRUGO);
@@ -1296,7 +1297,7 @@ void sdma_clean(struct hfi1_devdata *dd, size_t num_engines)
struct sdma_engine *sde;
if (dd->sdma_pad_dma) {
- dma_free_coherent(&dd->pcidev->dev, 4,
+ dma_free_coherent(&dd->pcidev->dev, SDMA_PAD,
(void *)dd->sdma_pad_dma,
dd->sdma_pad_phys);
dd->sdma_pad_dma = NULL;
@@ -1491,7 +1492,7 @@ int sdma_init(struct hfi1_devdata *dd, u8 port)
}
/* Allocate memory for pad */
- dd->sdma_pad_dma = dma_alloc_coherent(&dd->pcidev->dev, sizeof(u32),
+ dd->sdma_pad_dma = dma_alloc_coherent(&dd->pcidev->dev, SDMA_PAD,
&dd->sdma_pad_phys, GFP_KERNEL);
if (!dd->sdma_pad_dma) {
dd_dev_err(dd, "failed to allocate SendDMA pad memory\n");
diff --git a/drivers/infiniband/hw/hfi1/tid_rdma.c b/drivers/infiniband/hw/hfi1/tid_rdma.c
index b4dcc4d29f84..f21fca3617d5 100644
--- a/drivers/infiniband/hw/hfi1/tid_rdma.c
+++ b/drivers/infiniband/hw/hfi1/tid_rdma.c
@@ -2736,11 +2736,6 @@ static bool handle_read_kdeth_eflags(struct hfi1_ctxtdata *rcd,
diff = cmp_psn(psn,
flow->flow_state.r_next_psn);
if (diff > 0) {
- if (!(qp->r_flags & RVT_R_RDMAR_SEQ))
- restart_tid_rdma_read_req(rcd,
- qp,
- wqe);
-
/* Drop the packet.*/
goto s_unlock;
} else if (diff < 0) {
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c
index 7bff0a1e713d..089e201d7550 100644
--- a/drivers/infiniband/hw/hfi1/verbs.c
+++ b/drivers/infiniband/hw/hfi1/verbs.c
@@ -147,9 +147,6 @@ static int pio_wait(struct rvt_qp *qp,
/* Length of buffer to create verbs txreq cache name */
#define TXREQ_NAME_LEN 24
-/* 16B trailing buffer */
-static const u8 trail_buf[MAX_16B_PADDING];
-
static uint wss_threshold = 80;
module_param(wss_threshold, uint, S_IRUGO);
MODULE_PARM_DESC(wss_threshold, "Percentage (1-100) of LLC to use as a threshold for a cacheless copy");
@@ -820,8 +817,8 @@ static int build_verbs_tx_desc(
/* add icrc, lt byte, and padding to flit */
if (extra_bytes)
- ret = sdma_txadd_kvaddr(sde->dd, &tx->txreq,
- (void *)trail_buf, extra_bytes);
+ ret = sdma_txadd_daddr(sde->dd, &tx->txreq,
+ sde->dd->sdma_pad_phys, extra_bytes);
bail_txadd:
return ret;
@@ -1089,7 +1086,8 @@ int hfi1_verbs_send_pio(struct rvt_qp *qp, struct hfi1_pkt_state *ps,
}
/* add icrc, lt byte, and padding to flit */
if (extra_bytes)
- seg_pio_copy_mid(pbuf, trail_buf, extra_bytes);
+ seg_pio_copy_mid(pbuf, ppd->dd->sdma_pad_dma,
+ extra_bytes);
seg_pio_copy_end(pbuf);
}
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 7a89d669f8bf..e82567fcdeb7 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5389,9 +5389,9 @@ static void hns_roce_v2_free_eq(struct hns_roce_dev *hr_dev,
return;
}
- if (eq->buf_list)
- dma_free_coherent(hr_dev->dev, buf_chk_sz,
- eq->buf_list->buf, eq->buf_list->map);
+ dma_free_coherent(hr_dev->dev, buf_chk_sz, eq->buf_list->buf,
+ eq->buf_list->map);
+ kfree(eq->buf_list);
}
static void hns_roce_config_eqc(struct hns_roce_dev *hr_dev,
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 630599311586..7019c12005f4 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -1967,8 +1967,8 @@ int mlx5_ib_dealloc_mw(struct ib_mw *mw)
int err;
if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) {
- xa_erase(&dev->mdev->priv.mkey_table,
- mlx5_base_mkey(mmw->mmkey.key));
+ xa_erase_irq(&dev->mdev->priv.mkey_table,
+ mlx5_base_mkey(mmw->mmkey.key));
/*
* pagefault_single_data_segment() may be accessing mmw under
* SRCU if the user bound an ODP MR to this MW.
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 8937d72ddcf6..5fd071c05944 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -3249,10 +3249,12 @@ static int modify_raw_packet_qp_sq(
}
/* Only remove the old rate after new rate was set */
- if ((old_rl.rate &&
- !mlx5_rl_are_equal(&old_rl, &new_rl)) ||
- (new_state != MLX5_SQC_STATE_RDY))
+ if ((old_rl.rate && !mlx5_rl_are_equal(&old_rl, &new_rl)) ||
+ (new_state != MLX5_SQC_STATE_RDY)) {
mlx5_rl_remove_rate(dev, &old_rl);
+ if (new_state != MLX5_SQC_STATE_RDY)
+ memset(&new_rl, 0, sizeof(new_rl));
+ }
ibqp->rl = new_rl;
sq->state = new_state;
diff --git a/drivers/infiniband/hw/qedr/main.c b/drivers/infiniband/hw/qedr/main.c
index 5136b835e1ba..dc71b6e16a07 100644
--- a/drivers/infiniband/hw/qedr/main.c
+++ b/drivers/infiniband/hw/qedr/main.c
@@ -76,7 +76,7 @@ static void qedr_get_dev_fw_str(struct ib_device *ibdev, char *str)
struct qedr_dev *qedr = get_qedr_dev(ibdev);
u32 fw_ver = (u32)qedr->attr.fw_ver;
- snprintf(str, IB_FW_VERSION_NAME_MAX, "%d. %d. %d. %d",
+ snprintf(str, IB_FW_VERSION_NAME_MAX, "%d.%d.%d.%d",
(fw_ver >> 24) & 0xFF, (fw_ver >> 16) & 0xFF,
(fw_ver >> 8) & 0xFF, fw_ver & 0xFF);
}
diff --git a/drivers/infiniband/sw/siw/siw_qp.c b/drivers/infiniband/sw/siw/siw_qp.c
index 52d402f39df9..b4317480cee7 100644
--- a/drivers/infiniband/sw/siw/siw_qp.c
+++ b/drivers/infiniband/sw/siw/siw_qp.c
@@ -1312,6 +1312,7 @@ int siw_qp_add(struct siw_device *sdev, struct siw_qp *qp)
void siw_free_qp(struct kref *ref)
{
struct siw_qp *found, *qp = container_of(ref, struct siw_qp, ref);
+ struct siw_base_qp *siw_base_qp = to_siw_base_qp(qp->ib_qp);
struct siw_device *sdev = qp->sdev;
unsigned long flags;
@@ -1334,4 +1335,5 @@ void siw_free_qp(struct kref *ref)
atomic_dec(&sdev->num_qp);
siw_dbg_qp(qp, "free QP\n");
kfree_rcu(qp, rcu);
+ kfree(siw_base_qp);
}
diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c
index 869e02b69a01..b18a677832e1 100644
--- a/drivers/infiniband/sw/siw/siw_verbs.c
+++ b/drivers/infiniband/sw/siw/siw_verbs.c
@@ -604,7 +604,6 @@ out:
int siw_destroy_qp(struct ib_qp *base_qp, struct ib_udata *udata)
{
struct siw_qp *qp = to_siw_qp(base_qp);
- struct siw_base_qp *siw_base_qp = to_siw_base_qp(base_qp);
struct siw_ucontext *uctx =
rdma_udata_to_drv_context(udata, struct siw_ucontext,
base_ucontext);
@@ -641,7 +640,6 @@ int siw_destroy_qp(struct ib_qp *base_qp, struct ib_udata *udata)
qp->scq = qp->rcq = NULL;
siw_qp_put(qp);
- kfree(siw_base_qp);
return 0;
}
diff --git a/drivers/iommu/amd_iommu_quirks.c b/drivers/iommu/amd_iommu_quirks.c
index c235f79b7a20..5120ce4fdce3 100644
--- a/drivers/iommu/amd_iommu_quirks.c
+++ b/drivers/iommu/amd_iommu_quirks.c
@@ -74,6 +74,19 @@ static const struct dmi_system_id ivrs_quirks[] __initconst = {
.driver_data = (void *)&ivrs_ioapic_quirks[DELL_LATITUDE_5495],
},
{
+ /*
+ * Acer Aspire A315-41 requires the very same workaround as
+ * Dell Latitude 5495
+ */
+ .callback = ivrs_ioapic_quirk_cb,
+ .ident = "Acer Aspire A315-41",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-41"),
+ },
+ .driver_data = (void *)&ivrs_ioapic_quirks[DELL_LATITUDE_5495],
+ },
+ {
.callback = ivrs_ioapic_quirk_cb,
.ident = "Lenovo ideapad 330S-15ARR",
.matches = {
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 79e35b3180ac..6db6d969e31c 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2794,7 +2794,7 @@ static int identity_mapping(struct device *dev)
struct device_domain_info *info;
info = dev->archdata.iommu;
- if (info && info != DUMMY_DEVICE_DOMAIN_INFO)
+ if (info && info != DUMMY_DEVICE_DOMAIN_INFO && info != DEFER_DEVICE_DOMAIN_INFO)
return (info->domain == si_domain);
return 0;
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 237103465b82..2639fc718117 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -1105,10 +1105,8 @@ static int ipmmu_probe(struct platform_device *pdev)
/* Root devices have mandatory IRQs */
if (ipmmu_is_root(mmu)) {
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(&pdev->dev, "no IRQ found\n");
+ if (irq < 0)
return irq;
- }
ret = devm_request_irq(&pdev->dev, irq, ipmmu_irq, 0,
dev_name(&pdev->dev), mmu);
diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c
index 08ad0d1f0476..a0a2d74967ef 100644
--- a/drivers/vhost/vringh.c
+++ b/drivers/vhost/vringh.c
@@ -852,6 +852,12 @@ static inline int xfer_kern(void *src, void *dst, size_t len)
return 0;
}
+static inline int kern_xfer(void *dst, void *src, size_t len)
+{
+ memcpy(dst, src, len);
+ return 0;
+}
+
/**
* vringh_init_kern - initialize a vringh for a kernelspace vring.
* @vrh: the vringh to initialize.
@@ -958,7 +964,7 @@ EXPORT_SYMBOL(vringh_iov_pull_kern);
ssize_t vringh_iov_push_kern(struct vringh_kiov *wiov,
const void *src, size_t len)
{
- return vringh_iov_xfer(wiov, (void *)src, len, xfer_kern);
+ return vringh_iov_xfer(wiov, (void *)src, len, kern_xfer);
}
EXPORT_SYMBOL(vringh_iov_push_kern);
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index bdc08244a648..a8041e451e9e 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -1499,9 +1499,6 @@ static bool virtqueue_enable_cb_delayed_packed(struct virtqueue *_vq)
* counter first before updating event flags.
*/
virtio_wmb(vq->weak_barriers);
- } else {
- used_idx = vq->last_used_idx;
- wrap_counter = vq->packed.used_wrap_counter;
}
if (vq->packed.event_flags_shadow == VRING_PACKED_EVENT_FLAG_DISABLE) {
@@ -1518,7 +1515,9 @@ static bool virtqueue_enable_cb_delayed_packed(struct virtqueue *_vq)
*/
virtio_mb(vq->weak_barriers);
- if (is_used_desc_packed(vq, used_idx, wrap_counter)) {
+ if (is_used_desc_packed(vq,
+ vq->last_used_idx,
+ vq->packed.used_wrap_counter)) {
END_USE(vq);
return false;
}
diff --git a/fs/fuse/Makefile b/fs/fuse/Makefile
index 6419a2b3510d..3e8cebfb59b7 100644
--- a/fs/fuse/Makefile
+++ b/fs/fuse/Makefile
@@ -5,6 +5,7 @@
obj-$(CONFIG_FUSE_FS) += fuse.o
obj-$(CONFIG_CUSE) += cuse.o
-obj-$(CONFIG_VIRTIO_FS) += virtio_fs.o
+obj-$(CONFIG_VIRTIO_FS) += virtiofs.o
fuse-objs := dev.o dir.o file.o inode.o control.o xattr.o acl.o readdir.o
+virtiofs-y += virtio_fs.o
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index dadd617d826c..ed1abc9e33cf 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -276,10 +276,12 @@ static void flush_bg_queue(struct fuse_conn *fc)
void fuse_request_end(struct fuse_conn *fc, struct fuse_req *req)
{
struct fuse_iqueue *fiq = &fc->iq;
- bool async = req->args->end;
+ bool async;
if (test_and_set_bit(FR_FINISHED, &req->flags))
goto put_request;
+
+ async = req->args->end;
/*
* test_and_set_bit() implies smp_mb() between bit
* changing and below intr_entry check. Pairs with
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index d572c900bb0f..54d638f9ba1c 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -405,7 +405,8 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry,
else
fuse_invalidate_entry_cache(entry);
- fuse_advise_use_readdirplus(dir);
+ if (inode)
+ fuse_advise_use_readdirplus(dir);
return newent;
out_iput:
@@ -1521,6 +1522,19 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
is_truncate = true;
}
+ /* Flush dirty data/metadata before non-truncate SETATTR */
+ if (is_wb && S_ISREG(inode->i_mode) &&
+ attr->ia_valid &
+ (ATTR_MODE | ATTR_UID | ATTR_GID | ATTR_MTIME_SET |
+ ATTR_TIMES_SET)) {
+ err = write_inode_now(inode, true);
+ if (err)
+ return err;
+
+ fuse_set_nowrite(inode);
+ fuse_release_nowrite(inode);
+ }
+
if (is_truncate) {
fuse_set_nowrite(inode);
set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 0f0225686aee..db48a5cf8620 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -217,7 +217,7 @@ int fuse_open_common(struct inode *inode, struct file *file, bool isdir)
{
struct fuse_conn *fc = get_fuse_conn(inode);
int err;
- bool lock_inode = (file->f_flags & O_TRUNC) &&
+ bool is_wb_truncate = (file->f_flags & O_TRUNC) &&
fc->atomic_o_trunc &&
fc->writeback_cache;
@@ -225,16 +225,20 @@ int fuse_open_common(struct inode *inode, struct file *file, bool isdir)
if (err)
return err;
- if (lock_inode)
+ if (is_wb_truncate) {
inode_lock(inode);
+ fuse_set_nowrite(inode);
+ }
err = fuse_do_open(fc, get_node_id(inode), file, isdir);
if (!err)
fuse_finish_open(inode, file);
- if (lock_inode)
+ if (is_wb_truncate) {
+ fuse_release_nowrite(inode);
inode_unlock(inode);
+ }
return err;
}
@@ -1997,7 +2001,7 @@ static int fuse_writepages_fill(struct page *page,
if (!data->ff) {
err = -EIO;
- data->ff = fuse_write_file_get(fc, get_fuse_inode(inode));
+ data->ff = fuse_write_file_get(fc, fi);
if (!data->ff)
goto out_unlock;
}
@@ -2042,8 +2046,6 @@ static int fuse_writepages_fill(struct page *page,
* under writeback, so we can release the page lock.
*/
if (data->wpa == NULL) {
- struct fuse_inode *fi = get_fuse_inode(inode);
-
err = -ENOMEM;
wpa = fuse_writepage_args_alloc();
if (!wpa) {
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 956aeaf961ae..d148188cfca4 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -479,6 +479,7 @@ struct fuse_fs_context {
bool destroy:1;
bool no_control:1;
bool no_force_umount:1;
+ bool no_mount_options:1;
unsigned int max_read;
unsigned int blksize;
const char *subtype;
@@ -713,6 +714,9 @@ struct fuse_conn {
/** Do not allow MNT_FORCE umount */
unsigned int no_force_umount:1;
+ /* Do not show mount options */
+ unsigned int no_mount_options:1;
+
/** The number of requests waiting for completion */
atomic_t num_waiting;
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index e040e2a2b621..16aec32f7f3d 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -558,6 +558,9 @@ static int fuse_show_options(struct seq_file *m, struct dentry *root)
struct super_block *sb = root->d_sb;
struct fuse_conn *fc = get_fuse_conn_super(sb);
+ if (fc->no_mount_options)
+ return 0;
+
seq_printf(m, ",user_id=%u", from_kuid_munged(fc->user_ns, fc->user_id));
seq_printf(m, ",group_id=%u", from_kgid_munged(fc->user_ns, fc->group_id));
if (fc->default_permissions)
@@ -1180,6 +1183,7 @@ int fuse_fill_super_common(struct super_block *sb, struct fuse_fs_context *ctx)
fc->destroy = ctx->destroy;
fc->no_control = ctx->no_control;
fc->no_force_umount = ctx->no_force_umount;
+ fc->no_mount_options = ctx->no_mount_options;
err = -ENOMEM;
root = fuse_get_root_inode(sb, ctx->rootmode);
diff --git a/fs/fuse/virtio_fs.c b/fs/fuse/virtio_fs.c
index 6af3f131e468..a5c86048b96e 100644
--- a/fs/fuse/virtio_fs.c
+++ b/fs/fuse/virtio_fs.c
@@ -30,6 +30,7 @@ struct virtio_fs_vq {
struct virtqueue *vq; /* protected by ->lock */
struct work_struct done_work;
struct list_head queued_reqs;
+ struct list_head end_reqs; /* End these requests */
struct delayed_work dispatch_work;
struct fuse_dev *fud;
bool connected;
@@ -54,6 +55,9 @@ struct virtio_fs_forget {
struct list_head list;
};
+static int virtio_fs_enqueue_req(struct virtio_fs_vq *fsvq,
+ struct fuse_req *req, bool in_flight);
+
static inline struct virtio_fs_vq *vq_to_fsvq(struct virtqueue *vq)
{
struct virtio_fs *fs = vq->vdev->priv;
@@ -66,6 +70,19 @@ static inline struct fuse_pqueue *vq_to_fpq(struct virtqueue *vq)
return &vq_to_fsvq(vq)->fud->pq;
}
+/* Should be called with fsvq->lock held. */
+static inline void inc_in_flight_req(struct virtio_fs_vq *fsvq)
+{
+ fsvq->in_flight++;
+}
+
+/* Should be called with fsvq->lock held. */
+static inline void dec_in_flight_req(struct virtio_fs_vq *fsvq)
+{
+ WARN_ON(fsvq->in_flight <= 0);
+ fsvq->in_flight--;
+}
+
static void release_virtio_fs_obj(struct kref *ref)
{
struct virtio_fs *vfs = container_of(ref, struct virtio_fs, refcount);
@@ -109,22 +126,6 @@ static void virtio_fs_drain_queue(struct virtio_fs_vq *fsvq)
flush_delayed_work(&fsvq->dispatch_work);
}
-static inline void drain_hiprio_queued_reqs(struct virtio_fs_vq *fsvq)
-{
- struct virtio_fs_forget *forget;
-
- spin_lock(&fsvq->lock);
- while (1) {
- forget = list_first_entry_or_null(&fsvq->queued_reqs,
- struct virtio_fs_forget, list);
- if (!forget)
- break;
- list_del(&forget->list);
- kfree(forget);
- }
- spin_unlock(&fsvq->lock);
-}
-
static void virtio_fs_drain_all_queues(struct virtio_fs *fs)
{
struct virtio_fs_vq *fsvq;
@@ -132,9 +133,6 @@ static void virtio_fs_drain_all_queues(struct virtio_fs *fs)
for (i = 0; i < fs->nvqs; i++) {
fsvq = &fs->vqs[i];
- if (i == VQ_HIPRIO)
- drain_hiprio_queued_reqs(fsvq);
-
virtio_fs_drain_queue(fsvq);
}
}
@@ -253,14 +251,66 @@ static void virtio_fs_hiprio_done_work(struct work_struct *work)
while ((req = virtqueue_get_buf(vq, &len)) != NULL) {
kfree(req);
- fsvq->in_flight--;
+ dec_in_flight_req(fsvq);
}
} while (!virtqueue_enable_cb(vq) && likely(!virtqueue_is_broken(vq)));
spin_unlock(&fsvq->lock);
}
-static void virtio_fs_dummy_dispatch_work(struct work_struct *work)
+static void virtio_fs_request_dispatch_work(struct work_struct *work)
{
+ struct fuse_req *req;
+ struct virtio_fs_vq *fsvq = container_of(work, struct virtio_fs_vq,
+ dispatch_work.work);
+ struct fuse_conn *fc = fsvq->fud->fc;
+ int ret;
+
+ pr_debug("virtio-fs: worker %s called.\n", __func__);
+ while (1) {
+ spin_lock(&fsvq->lock);
+ req = list_first_entry_or_null(&fsvq->end_reqs, struct fuse_req,
+ list);
+ if (!req) {
+ spin_unlock(&fsvq->lock);
+ break;
+ }
+
+ list_del_init(&req->list);
+ spin_unlock(&fsvq->lock);
+ fuse_request_end(fc, req);
+ }
+
+ /* Dispatch pending requests */
+ while (1) {
+ spin_lock(&fsvq->lock);
+ req = list_first_entry_or_null(&fsvq->queued_reqs,
+ struct fuse_req, list);
+ if (!req) {
+ spin_unlock(&fsvq->lock);
+ return;
+ }
+ list_del_init(&req->list);
+ spin_unlock(&fsvq->lock);
+
+ ret = virtio_fs_enqueue_req(fsvq, req, true);
+ if (ret < 0) {
+ if (ret == -ENOMEM || ret == -ENOSPC) {
+ spin_lock(&fsvq->lock);
+ list_add_tail(&req->list, &fsvq->queued_reqs);
+ schedule_delayed_work(&fsvq->dispatch_work,
+ msecs_to_jiffies(1));
+ spin_unlock(&fsvq->lock);
+ return;
+ }
+ req->out.h.error = ret;
+ spin_lock(&fsvq->lock);
+ dec_in_flight_req(fsvq);
+ spin_unlock(&fsvq->lock);
+ pr_err("virtio-fs: virtio_fs_enqueue_req() failed %d\n",
+ ret);
+ fuse_request_end(fc, req);
+ }
+ }
}
static void virtio_fs_hiprio_dispatch_work(struct work_struct *work)
@@ -286,6 +336,7 @@ static void virtio_fs_hiprio_dispatch_work(struct work_struct *work)
list_del(&forget->list);
if (!fsvq->connected) {
+ dec_in_flight_req(fsvq);
spin_unlock(&fsvq->lock);
kfree(forget);
continue;
@@ -307,13 +358,13 @@ static void virtio_fs_hiprio_dispatch_work(struct work_struct *work)
} else {
pr_debug("virtio-fs: Could not queue FORGET: err=%d. Dropping it.\n",
ret);
+ dec_in_flight_req(fsvq);
kfree(forget);
}
spin_unlock(&fsvq->lock);
return;
}
- fsvq->in_flight++;
notify = virtqueue_kick_prepare(vq);
spin_unlock(&fsvq->lock);
@@ -452,7 +503,7 @@ static void virtio_fs_requests_done_work(struct work_struct *work)
fuse_request_end(fc, req);
spin_lock(&fsvq->lock);
- fsvq->in_flight--;
+ dec_in_flight_req(fsvq);
spin_unlock(&fsvq->lock);
}
}
@@ -502,6 +553,7 @@ static int virtio_fs_setup_vqs(struct virtio_device *vdev,
names[VQ_HIPRIO] = fs->vqs[VQ_HIPRIO].name;
INIT_WORK(&fs->vqs[VQ_HIPRIO].done_work, virtio_fs_hiprio_done_work);
INIT_LIST_HEAD(&fs->vqs[VQ_HIPRIO].queued_reqs);
+ INIT_LIST_HEAD(&fs->vqs[VQ_HIPRIO].end_reqs);
INIT_DELAYED_WORK(&fs->vqs[VQ_HIPRIO].dispatch_work,
virtio_fs_hiprio_dispatch_work);
spin_lock_init(&fs->vqs[VQ_HIPRIO].lock);
@@ -511,8 +563,9 @@ static int virtio_fs_setup_vqs(struct virtio_device *vdev,
spin_lock_init(&fs->vqs[i].lock);
INIT_WORK(&fs->vqs[i].done_work, virtio_fs_requests_done_work);
INIT_DELAYED_WORK(&fs->vqs[i].dispatch_work,
- virtio_fs_dummy_dispatch_work);
+ virtio_fs_request_dispatch_work);
INIT_LIST_HEAD(&fs->vqs[i].queued_reqs);
+ INIT_LIST_HEAD(&fs->vqs[i].end_reqs);
snprintf(fs->vqs[i].name, sizeof(fs->vqs[i].name),
"requests.%u", i - VQ_REQUEST);
callbacks[i] = virtio_fs_vq_done;
@@ -708,6 +761,7 @@ __releases(fiq->lock)
list_add_tail(&forget->list, &fsvq->queued_reqs);
schedule_delayed_work(&fsvq->dispatch_work,
msecs_to_jiffies(1));
+ inc_in_flight_req(fsvq);
} else {
pr_debug("virtio-fs: Could not queue FORGET: err=%d. Dropping it.\n",
ret);
@@ -717,7 +771,7 @@ __releases(fiq->lock)
goto out;
}
- fsvq->in_flight++;
+ inc_in_flight_req(fsvq);
notify = virtqueue_kick_prepare(vq);
spin_unlock(&fsvq->lock);
@@ -819,7 +873,7 @@ static unsigned int sg_init_fuse_args(struct scatterlist *sg,
/* Add a request to a virtqueue and kick the device */
static int virtio_fs_enqueue_req(struct virtio_fs_vq *fsvq,
- struct fuse_req *req)
+ struct fuse_req *req, bool in_flight)
{
/* requests need at least 4 elements */
struct scatterlist *stack_sgs[6];
@@ -835,6 +889,7 @@ static int virtio_fs_enqueue_req(struct virtio_fs_vq *fsvq,
unsigned int i;
int ret;
bool notify;
+ struct fuse_pqueue *fpq;
/* Does the sglist fit on the stack? */
total_sgs = sg_count_fuse_req(req);
@@ -889,7 +944,17 @@ static int virtio_fs_enqueue_req(struct virtio_fs_vq *fsvq,
goto out;
}
- fsvq->in_flight++;
+ /* Request successfully sent. */
+ fpq = &fsvq->fud->pq;
+ spin_lock(&fpq->lock);
+ list_add_tail(&req->list, fpq->processing);
+ spin_unlock(&fpq->lock);
+ set_bit(FR_SENT, &req->flags);
+ /* matches barrier in request_wait_answer() */
+ smp_mb__after_atomic();
+
+ if (!in_flight)
+ inc_in_flight_req(fsvq);
notify = virtqueue_kick_prepare(vq);
spin_unlock(&fsvq->lock);
@@ -915,9 +980,8 @@ __releases(fiq->lock)
{
unsigned int queue_id = VQ_REQUEST; /* TODO multiqueue */
struct virtio_fs *fs;
- struct fuse_conn *fc;
struct fuse_req *req;
- struct fuse_pqueue *fpq;
+ struct virtio_fs_vq *fsvq;
int ret;
WARN_ON(list_empty(&fiq->pending));
@@ -928,44 +992,36 @@ __releases(fiq->lock)
spin_unlock(&fiq->lock);
fs = fiq->priv;
- fc = fs->vqs[queue_id].fud->fc;
pr_debug("%s: opcode %u unique %#llx nodeid %#llx in.len %u out.len %u\n",
__func__, req->in.h.opcode, req->in.h.unique,
req->in.h.nodeid, req->in.h.len,
fuse_len_args(req->args->out_numargs, req->args->out_args));
- fpq = &fs->vqs[queue_id].fud->pq;
- spin_lock(&fpq->lock);
- if (!fpq->connected) {
- spin_unlock(&fpq->lock);
- req->out.h.error = -ENODEV;
- pr_err("virtio-fs: %s disconnected\n", __func__);
- fuse_request_end(fc, req);
- return;
- }
- list_add_tail(&req->list, fpq->processing);
- spin_unlock(&fpq->lock);
- set_bit(FR_SENT, &req->flags);
- /* matches barrier in request_wait_answer() */
- smp_mb__after_atomic();
-
-retry:
- ret = virtio_fs_enqueue_req(&fs->vqs[queue_id], req);
+ fsvq = &fs->vqs[queue_id];
+ ret = virtio_fs_enqueue_req(fsvq, req, false);
if (ret < 0) {
if (ret == -ENOMEM || ret == -ENOSPC) {
- /* Virtqueue full. Retry submission */
- /* TODO use completion instead of timeout */
- usleep_range(20, 30);
- goto retry;
+ /*
+ * Virtqueue full. Retry submission from worker
+ * context as we might be holding fc->bg_lock.
+ */
+ spin_lock(&fsvq->lock);
+ list_add_tail(&req->list, &fsvq->queued_reqs);
+ inc_in_flight_req(fsvq);
+ schedule_delayed_work(&fsvq->dispatch_work,
+ msecs_to_jiffies(1));
+ spin_unlock(&fsvq->lock);
+ return;
}
req->out.h.error = ret;
pr_err("virtio-fs: virtio_fs_enqueue_req() failed %d\n", ret);
- spin_lock(&fpq->lock);
- clear_bit(FR_SENT, &req->flags);
- list_del_init(&req->list);
- spin_unlock(&fpq->lock);
- fuse_request_end(fc, req);
+
+ /* Can't end request in submission context. Use a worker */
+ spin_lock(&fsvq->lock);
+ list_add_tail(&req->list, &fsvq->end_reqs);
+ schedule_delayed_work(&fsvq->dispatch_work, 0);
+ spin_unlock(&fsvq->lock);
return;
}
}
@@ -992,6 +1048,7 @@ static int virtio_fs_fill_super(struct super_block *sb)
.destroy = true,
.no_control = true,
.no_force_umount = true,
+ .no_mount_options = true,
};
mutex_lock(&virtio_fs_mutex);
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index dc61af2c4d5e..18daf494abab 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -1540,17 +1540,23 @@ static int gfs2_init_fs_context(struct fs_context *fc)
{
struct gfs2_args *args;
- args = kzalloc(sizeof(*args), GFP_KERNEL);
+ args = kmalloc(sizeof(*args), GFP_KERNEL);
if (args == NULL)
return -ENOMEM;
- args->ar_quota = GFS2_QUOTA_DEFAULT;
- args->ar_data = GFS2_DATA_DEFAULT;
- args->ar_commit = 30;
- args->ar_statfs_quantum = 30;
- args->ar_quota_quantum = 60;
- args->ar_errors = GFS2_ERRORS_DEFAULT;
+ if (fc->purpose == FS_CONTEXT_FOR_RECONFIGURE) {
+ struct gfs2_sbd *sdp = fc->root->d_sb->s_fs_info;
+ *args = sdp->sd_args;
+ } else {
+ memset(args, 0, sizeof(*args));
+ args->ar_quota = GFS2_QUOTA_DEFAULT;
+ args->ar_data = GFS2_DATA_DEFAULT;
+ args->ar_commit = 30;
+ args->ar_statfs_quantum = 30;
+ args->ar_quota_quantum = 60;
+ args->ar_errors = GFS2_ERRORS_DEFAULT;
+ }
fc->fs_private = args;
fc->ops = &gfs2_context_ops;
return 0;
diff --git a/include/linux/platform_data/dma-imx-sdma.h b/include/linux/platform_data/dma-imx-sdma.h
index 6eaa53cef0bd..30e676b36b24 100644
--- a/include/linux/platform_data/dma-imx-sdma.h
+++ b/include/linux/platform_data/dma-imx-sdma.h
@@ -51,7 +51,10 @@ struct sdma_script_start_addrs {
/* End of v2 array */
s32 zcanfd_2_mcu_addr;
s32 zqspi_2_mcu_addr;
+ s32 mcu_2_ecspi_addr;
/* End of v3 array */
+ s32 mcu_2_zqspi_addr;
+ /* End of v4 array */
};
/**
diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h
index 4c7781f4b29b..07875ccc7bb5 100644
--- a/include/linux/virtio_vsock.h
+++ b/include/linux/virtio_vsock.h
@@ -48,7 +48,6 @@ struct virtio_vsock_sock {
struct virtio_vsock_pkt {
struct virtio_vsock_hdr hdr;
- struct work_struct work;
struct list_head list;
/* socket refcnt not held, only use for cancellation */
struct vsock_sock *vsk;
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 6a47ba85c54c..e7e733add99f 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -366,7 +366,7 @@ struct ib_tm_caps {
struct ib_cq_init_attr {
unsigned int cqe;
- int comp_vector;
+ u32 comp_vector;
u32 flags;
};
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index 802b0377a49e..373cada89815 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -38,6 +38,43 @@
*
* Protocol changelog:
*
+ * 7.1:
+ * - add the following messages:
+ * FUSE_SETATTR, FUSE_SYMLINK, FUSE_MKNOD, FUSE_MKDIR, FUSE_UNLINK,
+ * FUSE_RMDIR, FUSE_RENAME, FUSE_LINK, FUSE_OPEN, FUSE_READ, FUSE_WRITE,
+ * FUSE_RELEASE, FUSE_FSYNC, FUSE_FLUSH, FUSE_SETXATTR, FUSE_GETXATTR,
+ * FUSE_LISTXATTR, FUSE_REMOVEXATTR, FUSE_OPENDIR, FUSE_READDIR,
+ * FUSE_RELEASEDIR
+ * - add padding to messages to accommodate 32-bit servers on 64-bit kernels
+ *
+ * 7.2:
+ * - add FOPEN_DIRECT_IO and FOPEN_KEEP_CACHE flags
+ * - add FUSE_FSYNCDIR message
+ *
+ * 7.3:
+ * - add FUSE_ACCESS message
+ * - add FUSE_CREATE message
+ * - add filehandle to fuse_setattr_in
+ *
+ * 7.4:
+ * - add frsize to fuse_kstatfs
+ * - clean up request size limit checking
+ *
+ * 7.5:
+ * - add flags and max_write to fuse_init_out
+ *
+ * 7.6:
+ * - add max_readahead to fuse_init_in and fuse_init_out
+ *
+ * 7.7:
+ * - add FUSE_INTERRUPT message
+ * - add POSIX file lock support
+ *
+ * 7.8:
+ * - add lock_owner and flags fields to fuse_release_in
+ * - add FUSE_BMAP message
+ * - add FUSE_DESTROY message
+ *
* 7.9:
* - new fuse_getattr_in input argument of GETATTR
* - add lk_flags in fuse_lk_in
diff --git a/sound/core/timer.c b/sound/core/timer.c
index 5c9fbf3f4340..6b724d2ee2de 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -226,7 +226,8 @@ static int snd_timer_check_master(struct snd_timer_instance *master)
return 0;
}
-static int snd_timer_close_locked(struct snd_timer_instance *timeri);
+static int snd_timer_close_locked(struct snd_timer_instance *timeri,
+ struct device **card_devp_to_put);
/*
* open a timer instance
@@ -238,6 +239,7 @@ int snd_timer_open(struct snd_timer_instance **ti,
{
struct snd_timer *timer;
struct snd_timer_instance *timeri = NULL;
+ struct device *card_dev_to_put = NULL;
int err;
mutex_lock(&register_mutex);
@@ -261,7 +263,7 @@ int snd_timer_open(struct snd_timer_instance **ti,
list_add_tail(&timeri->open_list, &snd_timer_slave_list);
err = snd_timer_check_slave(timeri);
if (err < 0) {
- snd_timer_close_locked(timeri);
+ snd_timer_close_locked(timeri, &card_dev_to_put);
timeri = NULL;
}
goto unlock;
@@ -313,7 +315,7 @@ int snd_timer_open(struct snd_timer_instance **ti,
timeri = NULL;
if (timer->card)
- put_device(&timer->card->card_dev);
+ card_dev_to_put = &timer->card->card_dev;
module_put(timer->module);
goto unlock;
}
@@ -323,12 +325,15 @@ int snd_timer_open(struct snd_timer_instance **ti,
timer->num_instances++;
err = snd_timer_check_master(timeri);
if (err < 0) {
- snd_timer_close_locked(timeri);
+ snd_timer_close_locked(timeri, &card_dev_to_put);
timeri = NULL;
}
unlock:
mutex_unlock(&register_mutex);
+ /* put_device() is called after unlock for avoiding deadlock */
+ if (card_dev_to_put)
+ put_device(card_dev_to_put);
*ti = timeri;
return err;
}
@@ -338,7 +343,8 @@ EXPORT_SYMBOL(snd_timer_open);
* close a timer instance
* call this with register_mutex down.
*/
-static int snd_timer_close_locked(struct snd_timer_instance *timeri)
+static int snd_timer_close_locked(struct snd_timer_instance *timeri,
+ struct device **card_devp_to_put)
{
struct snd_timer *timer = timeri->timer;
struct snd_timer_instance *slave, *tmp;
@@ -395,7 +401,7 @@ static int snd_timer_close_locked(struct snd_timer_instance *timeri)
timer->hw.close(timer);
/* release a card refcount for safe disconnection */
if (timer->card)
- put_device(&timer->card->card_dev);
+ *card_devp_to_put = &timer->card->card_dev;
module_put(timer->module);
}
@@ -407,14 +413,18 @@ static int snd_timer_close_locked(struct snd_timer_instance *timeri)
*/
int snd_timer_close(struct snd_timer_instance *timeri)
{
+ struct device *card_dev_to_put = NULL;
int err;
if (snd_BUG_ON(!timeri))
return -ENXIO;
mutex_lock(&register_mutex);
- err = snd_timer_close_locked(timeri);
+ err = snd_timer_close_locked(timeri, &card_dev_to_put);
mutex_unlock(&register_mutex);
+ /* put_device() is called after unlock for avoiding deadlock */
+ if (card_dev_to_put)
+ put_device(card_dev_to_put);
return err;
}
EXPORT_SYMBOL(snd_timer_close);
diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c
index 73fee991bd75..6c1497d9f52b 100644
--- a/sound/firewire/bebob/bebob_stream.c
+++ b/sound/firewire/bebob/bebob_stream.c
@@ -252,8 +252,7 @@ end:
return err;
}
-static unsigned int
-map_data_channels(struct snd_bebob *bebob, struct amdtp_stream *s)
+static int map_data_channels(struct snd_bebob *bebob, struct amdtp_stream *s)
{
unsigned int sec, sections, ch, channels;
unsigned int pcm, midi, location;
diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
index d3999e7b0705..7e7be8e4dcf9 100644
--- a/sound/hda/hdac_controller.c
+++ b/sound/hda/hdac_controller.c
@@ -447,8 +447,6 @@ static void azx_int_disable(struct hdac_bus *bus)
list_for_each_entry(azx_dev, &bus->stream_list, list)
snd_hdac_stream_updateb(azx_dev, SD_CTL, SD_INT_MASK, 0);
- synchronize_irq(bus->irq);
-
/* disable SIE for all streams */
snd_hdac_chip_writeb(bus, INTCTL, 0);
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a815bc811799..cf53fbd872ee 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1348,9 +1348,9 @@ static int azx_free(struct azx *chip)
}
if (bus->chip_init) {
- azx_stop_chip(chip);
azx_clear_irq_pending(chip);
azx_stop_all_streams(chip);
+ azx_stop_chip(chip);
}
if (bus->irq >= 0)
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 795cbda32cbb..b72553710ffb 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -145,6 +145,7 @@ struct hdmi_spec {
struct snd_array pins; /* struct hdmi_spec_per_pin */
struct hdmi_pcm pcm_rec[16];
struct mutex pcm_lock;
+ struct mutex bind_lock; /* for audio component binding */
/* pcm_bitmap means which pcms have been assigned to pins*/
unsigned long pcm_bitmap;
int pcm_used; /* counter of pcm_rec[] */
@@ -2258,7 +2259,7 @@ static int generic_hdmi_init(struct hda_codec *codec)
struct hdmi_spec *spec = codec->spec;
int pin_idx;
- mutex_lock(&spec->pcm_lock);
+ mutex_lock(&spec->bind_lock);
spec->use_jack_detect = !codec->jackpoll_interval;
for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
@@ -2275,7 +2276,7 @@ static int generic_hdmi_init(struct hda_codec *codec)
snd_hda_jack_detect_enable_callback(codec, pin_nid,
jack_callback);
}
- mutex_unlock(&spec->pcm_lock);
+ mutex_unlock(&spec->bind_lock);
return 0;
}
@@ -2382,6 +2383,7 @@ static int alloc_generic_hdmi(struct hda_codec *codec)
spec->ops = generic_standard_hdmi_ops;
spec->dev_num = 1; /* initialize to 1 */
mutex_init(&spec->pcm_lock);
+ mutex_init(&spec->bind_lock);
snd_hdac_register_chmap_ops(&codec->core, &spec->chmap);
spec->chmap.ops.get_chmap = hdmi_get_chmap;
@@ -2451,7 +2453,7 @@ static void generic_acomp_notifier_set(struct drm_audio_component *acomp,
int i;
spec = container_of(acomp->audio_ops, struct hdmi_spec, drm_audio_ops);
- mutex_lock(&spec->pcm_lock);
+ mutex_lock(&spec->bind_lock);
spec->use_acomp_notifier = use_acomp;
spec->codec->relaxed_resume = use_acomp;
/* reprogram each jack detection logic depending on the notifier */
@@ -2461,7 +2463,7 @@ static void generic_acomp_notifier_set(struct drm_audio_component *acomp,
get_pin(spec, i)->pin_nid,
use_acomp);
}
- mutex_unlock(&spec->pcm_lock);
+ mutex_unlock(&spec->bind_lock);
}
/* enable / disable the notifier via master bind / unbind */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 085a2f95e076..80f66ba85f87 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -409,6 +409,9 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0672:
alc_update_coef_idx(codec, 0xd, 0, 1<<14); /* EAPD Ctrl */
break;
+ case 0x10ec0623:
+ alc_update_coef_idx(codec, 0x19, 1<<13, 0);
+ break;
case 0x10ec0668:
alc_update_coef_idx(codec, 0x7, 3<<13, 0);
break;
@@ -2920,6 +2923,7 @@ enum {
ALC269_TYPE_ALC225,
ALC269_TYPE_ALC294,
ALC269_TYPE_ALC300,
+ ALC269_TYPE_ALC623,
ALC269_TYPE_ALC700,
};
@@ -2955,6 +2959,7 @@ static int alc269_parse_auto_config(struct hda_codec *codec)
case ALC269_TYPE_ALC225:
case ALC269_TYPE_ALC294:
case ALC269_TYPE_ALC300:
+ case ALC269_TYPE_ALC623:
case ALC269_TYPE_ALC700:
ssids = alc269_ssids;
break;
@@ -7216,6 +7221,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x312f, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
SND_PCI_QUIRK(0x17aa, 0x313c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
SND_PCI_QUIRK(0x17aa, 0x3151, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
+ SND_PCI_QUIRK(0x17aa, 0x3176, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
+ SND_PCI_QUIRK(0x17aa, 0x3178, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "Lenovo B50-70", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
@@ -8017,6 +8024,9 @@ static int patch_alc269(struct hda_codec *codec)
spec->codec_variant = ALC269_TYPE_ALC300;
spec->gen.mixer_nid = 0; /* no loopback on ALC300 */
break;
+ case 0x10ec0623:
+ spec->codec_variant = ALC269_TYPE_ALC623;
+ break;
case 0x10ec0700:
case 0x10ec0701:
case 0x10ec0703:
@@ -9218,6 +9228,7 @@ static const struct hda_device_id snd_hda_id_realtek[] = {
HDA_CODEC_ENTRY(0x10ec0298, "ALC298", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0299, "ALC299", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0300, "ALC300", patch_alc269),
+ HDA_CODEC_ENTRY(0x10ec0623, "ALC623", patch_alc269),
HDA_CODEC_REV_ENTRY(0x10ec0861, 0x100340, "ALC660", patch_alc861),
HDA_CODEC_ENTRY(0x10ec0660, "ALC660-VD", patch_alc861vd),
HDA_CODEC_ENTRY(0x10ec0861, "ALC861", patch_alc861),
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index fbfde996fee7..0bbe1201a6ac 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1657,6 +1657,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
case 0x23ba: /* Playback Designs */
case 0x25ce: /* Mytek devices */
case 0x278b: /* Rotel? */
+ case 0x292b: /* Gustard/Ess based devices */
case 0x2ab6: /* T+A devices */
case 0x3842: /* EVGA */
case 0xc502: /* HiBy devices */