summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--Documentation/ABI/testing/sysfs-driver-hid-appletb-kbd4
-rw-r--r--drivers/hid/Kconfig2
-rw-r--r--drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c12
-rw-r--r--drivers/hid/bpf/hid_bpf_dispatch.c9
-rw-r--r--drivers/hid/bpf/progs/XPPen__ACK05.bpf.c1
-rw-r--r--drivers/hid/hid-appletb-kbd.c9
-rw-r--r--drivers/hid/hid-corsair-void.c4
-rw-r--r--drivers/hid/hid-cp2112.c66
-rw-r--r--drivers/hid/hid-hyperv.c4
-rw-r--r--drivers/hid/hid-ids.h4
-rw-r--r--drivers/hid/hid-mcp2200.c23
-rw-r--r--drivers/hid/hid-mcp2221.c10
-rw-r--r--drivers/hid/hid-quirks.c7
-rw-r--r--drivers/hid/hid-steam.c2
-rw-r--r--drivers/hid/hid-thrustmaster.c1
-rw-r--r--drivers/hid/hid-uclogic-core.c7
-rw-r--r--drivers/hid/usbhid/hid-core.c25
-rw-r--r--drivers/hid/wacom_sys.c11
-rw-r--r--drivers/usb/gadget/function/f_hid.c12
-rw-r--r--include/linux/hid.h5
20 files changed, 133 insertions, 85 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-appletb-kbd b/Documentation/ABI/testing/sysfs-driver-hid-appletb-kbd
index 2a19584d091e..8c9718d83e9d 100644
--- a/Documentation/ABI/testing/sysfs-driver-hid-appletb-kbd
+++ b/Documentation/ABI/testing/sysfs-driver-hid-appletb-kbd
@@ -1,6 +1,6 @@
What: /sys/bus/hid/drivers/hid-appletb-kbd/<dev>/mode
-Date: September, 2023
-KernelVersion: 6.5
+Date: March, 2025
+KernelVersion: 6.15
Contact: linux-input@vger.kernel.org
Description:
The set of keys displayed on the Touch Bar.
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index a503252702b7..43859fc75747 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -151,6 +151,7 @@ config HID_APPLEIR
config HID_APPLETB_BL
tristate "Apple Touch Bar Backlight"
depends on BACKLIGHT_CLASS_DEVICE
+ depends on X86 || COMPILE_TEST
help
Say Y here if you want support for the backlight of Touch Bars on x86
MacBook Pros.
@@ -163,6 +164,7 @@ config HID_APPLETB_KBD
depends on USB_HID
depends on BACKLIGHT_CLASS_DEVICE
depends on INPUT
+ depends on X86 || COMPILE_TEST
select INPUT_SPARSEKMAP
select HID_APPLETB_BL
help
diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c
index 25f0ebfcbd5f..0a9b44ce4904 100644
--- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c
+++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c
@@ -83,6 +83,9 @@ static int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata)
case ALS_IDX:
privdata->dev_en.is_als_present = false;
break;
+ case SRA_IDX:
+ privdata->dev_en.is_sra_present = false;
+ break;
}
if (cl_data->sensor_sts[i] == SENSOR_ENABLED) {
@@ -134,9 +137,6 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata)
for (i = 0; i < cl_data->num_hid_devices; i++) {
cl_data->sensor_sts[i] = SENSOR_DISABLED;
- if (cl_data->num_hid_devices == 1 && cl_data->sensor_idx[0] == SRA_IDX)
- break;
-
if (cl_data->sensor_idx[i] == SRA_IDX) {
info.sensor_idx = cl_data->sensor_idx[i];
writel(0, privdata->mmio + amd_get_p2c_val(privdata, 0));
@@ -145,8 +145,10 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata)
(privdata, cl_data->sensor_idx[i], ENABLE_SENSOR);
cl_data->sensor_sts[i] = (status == 0) ? SENSOR_ENABLED : SENSOR_DISABLED;
- if (cl_data->sensor_sts[i] == SENSOR_ENABLED)
+ if (cl_data->sensor_sts[i] == SENSOR_ENABLED) {
+ cl_data->is_any_sensor_enabled = true;
privdata->dev_en.is_sra_present = true;
+ }
continue;
}
@@ -238,6 +240,8 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata)
cleanup:
amd_sfh_hid_client_deinit(privdata);
for (i = 0; i < cl_data->num_hid_devices; i++) {
+ if (cl_data->sensor_idx[i] == SRA_IDX)
+ continue;
devm_kfree(dev, cl_data->feature_report[i]);
devm_kfree(dev, in_data->input_report[i]);
devm_kfree(dev, cl_data->report_descr[i]);
diff --git a/drivers/hid/bpf/hid_bpf_dispatch.c b/drivers/hid/bpf/hid_bpf_dispatch.c
index 2e96ec6a3073..9a06f9b0e4ef 100644
--- a/drivers/hid/bpf/hid_bpf_dispatch.c
+++ b/drivers/hid/bpf/hid_bpf_dispatch.c
@@ -38,6 +38,9 @@ dispatch_hid_bpf_device_event(struct hid_device *hdev, enum hid_report_type type
struct hid_bpf_ops *e;
int ret;
+ if (unlikely(hdev->bpf.destroyed))
+ return ERR_PTR(-ENODEV);
+
if (type >= HID_REPORT_TYPES)
return ERR_PTR(-EINVAL);
@@ -93,6 +96,9 @@ int dispatch_hid_bpf_raw_requests(struct hid_device *hdev,
struct hid_bpf_ops *e;
int ret, idx;
+ if (unlikely(hdev->bpf.destroyed))
+ return -ENODEV;
+
if (rtype >= HID_REPORT_TYPES)
return -EINVAL;
@@ -130,6 +136,9 @@ int dispatch_hid_bpf_output_report(struct hid_device *hdev,
struct hid_bpf_ops *e;
int ret, idx;
+ if (unlikely(hdev->bpf.destroyed))
+ return -ENODEV;
+
idx = srcu_read_lock(&hdev->bpf.srcu);
list_for_each_entry_srcu(e, &hdev->bpf.prog_list, list,
srcu_read_lock_held(&hdev->bpf.srcu)) {
diff --git a/drivers/hid/bpf/progs/XPPen__ACK05.bpf.c b/drivers/hid/bpf/progs/XPPen__ACK05.bpf.c
index 1a0aeea6a081..a754710fc90b 100644
--- a/drivers/hid/bpf/progs/XPPen__ACK05.bpf.c
+++ b/drivers/hid/bpf/progs/XPPen__ACK05.bpf.c
@@ -157,6 +157,7 @@ static const __u8 fixed_rdesc_vendor[] = {
ReportCount(5) // padding
Input(Const)
// Byte 4 in report - just exists so we get to be a tablet pad
+ UsagePage_Digitizers
Usage_Dig_BarrelSwitch // BTN_STYLUS
ReportCount(1)
ReportSize(1)
diff --git a/drivers/hid/hid-appletb-kbd.c b/drivers/hid/hid-appletb-kbd.c
index d4b95aa3eecb..2f78db891cb9 100644
--- a/drivers/hid/hid-appletb-kbd.c
+++ b/drivers/hid/hid-appletb-kbd.c
@@ -172,7 +172,8 @@ static void appletb_inactivity_timer(struct timer_list *t)
if (!kbd->has_dimmed) {
backlight_device_set_brightness(kbd->backlight_dev, 1);
kbd->has_dimmed = true;
- mod_timer(&kbd->inactivity_timer, jiffies + msecs_to_jiffies(appletb_tb_idle_timeout * 1000));
+ mod_timer(&kbd->inactivity_timer,
+ jiffies + secs_to_jiffies(appletb_tb_idle_timeout));
} else if (!kbd->has_turned_off) {
backlight_device_set_brightness(kbd->backlight_dev, 0);
kbd->has_turned_off = true;
@@ -188,7 +189,8 @@ static void reset_inactivity_timer(struct appletb_kbd *kbd)
kbd->has_dimmed = false;
kbd->has_turned_off = false;
}
- mod_timer(&kbd->inactivity_timer, jiffies + msecs_to_jiffies(appletb_tb_dim_timeout * 1000));
+ mod_timer(&kbd->inactivity_timer,
+ jiffies + secs_to_jiffies(appletb_tb_dim_timeout));
}
}
@@ -407,7 +409,8 @@ static int appletb_kbd_probe(struct hid_device *hdev, const struct hid_device_id
} else {
backlight_device_set_brightness(kbd->backlight_dev, 2);
timer_setup(&kbd->inactivity_timer, appletb_inactivity_timer, 0);
- mod_timer(&kbd->inactivity_timer, jiffies + msecs_to_jiffies(appletb_tb_dim_timeout * 1000));
+ mod_timer(&kbd->inactivity_timer,
+ jiffies + secs_to_jiffies(appletb_tb_dim_timeout));
}
kbd->inp_handler.event = appletb_kbd_inp_event;
diff --git a/drivers/hid/hid-corsair-void.c b/drivers/hid/hid-corsair-void.c
index afbd67aa9719..fee134a7eba3 100644
--- a/drivers/hid/hid-corsair-void.c
+++ b/drivers/hid/hid-corsair-void.c
@@ -507,7 +507,7 @@ static void corsair_void_status_work_handler(struct work_struct *work)
struct delayed_work *delayed_work;
int battery_ret;
- delayed_work = container_of(work, struct delayed_work, work);
+ delayed_work = to_delayed_work(work);
drvdata = container_of(delayed_work, struct corsair_void_drvdata,
delayed_status_work);
@@ -525,7 +525,7 @@ static void corsair_void_firmware_work_handler(struct work_struct *work)
struct delayed_work *delayed_work;
int firmware_ret;
- delayed_work = container_of(work, struct delayed_work, work);
+ delayed_work = to_delayed_work(work);
drvdata = container_of(delayed_work, struct corsair_void_drvdata,
delayed_firmware_work);
diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c
index f4c8d981aa0a..234fa82eab07 100644
--- a/drivers/hid/hid-cp2112.c
+++ b/drivers/hid/hid-cp2112.c
@@ -17,11 +17,13 @@
*/
#include <linux/bitops.h>
+#include <linux/cleanup.h>
#include <linux/gpio/driver.h>
#include <linux/hid.h>
#include <linux/hidraw.h>
#include <linux/i2c.h>
#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/nls.h>
#include <linux/string_choices.h>
#include <linux/usb/ch9.h>
@@ -185,7 +187,7 @@ static int cp2112_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
u8 *buf = dev->in_out_buffer;
int ret;
- mutex_lock(&dev->lock);
+ guard(mutex)(&dev->lock);
ret = hid_hw_raw_request(hdev, CP2112_GPIO_CONFIG, buf,
CP2112_GPIO_CONFIG_LENGTH, HID_FEATURE_REPORT,
@@ -194,7 +196,7 @@ static int cp2112_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
hid_err(hdev, "error requesting GPIO config: %d\n", ret);
if (ret >= 0)
ret = -EIO;
- goto exit;
+ return ret;
}
buf[1] &= ~BIT(offset);
@@ -207,25 +209,19 @@ static int cp2112_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
hid_err(hdev, "error setting GPIO config: %d\n", ret);
if (ret >= 0)
ret = -EIO;
- goto exit;
+ return ret;
}
- ret = 0;
-
-exit:
- mutex_unlock(&dev->lock);
- return ret;
+ return 0;
}
-static void cp2112_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+static int cp2112_gpio_set_unlocked(struct cp2112_device *dev,
+ unsigned int offset, int value)
{
- struct cp2112_device *dev = gpiochip_get_data(chip);
struct hid_device *hdev = dev->hdev;
u8 *buf = dev->in_out_buffer;
int ret;
- mutex_lock(&dev->lock);
-
buf[0] = CP2112_GPIO_SET;
buf[1] = value ? CP2112_GPIO_ALL_GPIO_MASK : 0;
buf[2] = BIT(offset);
@@ -236,7 +232,17 @@ static void cp2112_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
if (ret < 0)
hid_err(hdev, "error setting GPIO values: %d\n", ret);
- mutex_unlock(&dev->lock);
+ return ret;
+}
+
+static int cp2112_gpio_set(struct gpio_chip *chip, unsigned int offset,
+ int value)
+{
+ struct cp2112_device *dev = gpiochip_get_data(chip);
+
+ guard(mutex)(&dev->lock);
+
+ return cp2112_gpio_set_unlocked(dev, offset, value);
}
static int cp2112_gpio_get_all(struct gpio_chip *chip)
@@ -246,23 +252,17 @@ static int cp2112_gpio_get_all(struct gpio_chip *chip)
u8 *buf = dev->in_out_buffer;
int ret;
- mutex_lock(&dev->lock);
+ guard(mutex)(&dev->lock);
ret = hid_hw_raw_request(hdev, CP2112_GPIO_GET, buf,
CP2112_GPIO_GET_LENGTH, HID_FEATURE_REPORT,
HID_REQ_GET_REPORT);
if (ret != CP2112_GPIO_GET_LENGTH) {
hid_err(hdev, "error requesting GPIO values: %d\n", ret);
- ret = ret < 0 ? ret : -EIO;
- goto exit;
+ return ret < 0 ? ret : -EIO;
}
- ret = buf[1];
-
-exit:
- mutex_unlock(&dev->lock);
-
- return ret;
+ return buf[1];
}
static int cp2112_gpio_get(struct gpio_chip *chip, unsigned int offset)
@@ -284,14 +284,14 @@ static int cp2112_gpio_direction_output(struct gpio_chip *chip,
u8 *buf = dev->in_out_buffer;
int ret;
- mutex_lock(&dev->lock);
+ guard(mutex)(&dev->lock);
ret = hid_hw_raw_request(hdev, CP2112_GPIO_CONFIG, buf,
CP2112_GPIO_CONFIG_LENGTH, HID_FEATURE_REPORT,
HID_REQ_GET_REPORT);
if (ret != CP2112_GPIO_CONFIG_LENGTH) {
hid_err(hdev, "error requesting GPIO config: %d\n", ret);
- goto fail;
+ return ret < 0 ? ret : -EIO;
}
buf[1] |= 1 << offset;
@@ -302,22 +302,16 @@ static int cp2112_gpio_direction_output(struct gpio_chip *chip,
HID_REQ_SET_REPORT);
if (ret < 0) {
hid_err(hdev, "error setting GPIO config: %d\n", ret);
- goto fail;
+ return ret;
}
- mutex_unlock(&dev->lock);
-
/*
* Set gpio value when output direction is already set,
* as specified in AN495, Rev. 0.2, cpt. 4.4
*/
- cp2112_gpio_set(chip, offset, value);
+ cp2112_gpio_set_unlocked(dev, offset, value);
return 0;
-
-fail:
- mutex_unlock(&dev->lock);
- return ret < 0 ? ret : -EIO;
}
static int cp2112_hid_get(struct hid_device *hdev, unsigned char report_number,
@@ -1205,7 +1199,11 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (!dev->in_out_buffer)
return -ENOMEM;
- mutex_init(&dev->lock);
+ ret = devm_mutex_init(&hdev->dev, &dev->lock);
+ if (ret) {
+ hid_err(hdev, "mutex init failed\n");
+ return ret;
+ }
ret = hid_parse(hdev);
if (ret) {
@@ -1290,7 +1288,7 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
dev->gc.label = "cp2112_gpio";
dev->gc.direction_input = cp2112_gpio_direction_input;
dev->gc.direction_output = cp2112_gpio_direction_output;
- dev->gc.set = cp2112_gpio_set;
+ dev->gc.set_rv = cp2112_gpio_set;
dev->gc.get = cp2112_gpio_get;
dev->gc.base = -1;
dev->gc.ngpio = CP2112_GPIO_MAX_GPIO;
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 0fb210e40a41..9eafff0b6ea4 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -192,7 +192,7 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
goto cleanup;
input_device->report_desc_size = le16_to_cpu(
- desc->desc[0].wDescriptorLength);
+ desc->rpt_desc.wDescriptorLength);
if (input_device->report_desc_size == 0) {
input_device->dev_info_status = -EINVAL;
goto cleanup;
@@ -210,7 +210,7 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
memcpy(input_device->report_desc,
((unsigned char *)desc) + desc->bLength,
- le16_to_cpu(desc->desc[0].wDescriptorLength));
+ le16_to_cpu(desc->rpt_desc.wDescriptorLength));
/* Send the ack */
memset(&ack, 0, sizeof(struct mousevsc_prt_msg));
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 288a2b864cc4..1062731315a2 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -41,6 +41,10 @@
#define USB_VENDOR_ID_ACTIONSTAR 0x2101
#define USB_DEVICE_ID_ACTIONSTAR_1011 0x1011
+#define USB_VENDOR_ID_ADATA_XPG 0x125f
+#define USB_VENDOR_ID_ADATA_XPG_WL_GAMING_MOUSE 0x7505
+#define USB_VENDOR_ID_ADATA_XPG_WL_GAMING_MOUSE_DONGLE 0x7506
+
#define USB_VENDOR_ID_ADS_TECH 0x06e1
#define USB_DEVICE_ID_ADS_TECH_RADIO_SI470X 0xa155
diff --git a/drivers/hid/hid-mcp2200.c b/drivers/hid/hid-mcp2200.c
index bf57f7f6caa0..e6ea0a2140eb 100644
--- a/drivers/hid/hid-mcp2200.c
+++ b/drivers/hid/hid-mcp2200.c
@@ -127,8 +127,8 @@ static int mcp_cmd_read_all(struct mcp2200 *mcp)
return mcp->status;
}
-static void mcp_set_multiple(struct gpio_chip *gc, unsigned long *mask,
- unsigned long *bits)
+static int mcp_set_multiple(struct gpio_chip *gc, unsigned long *mask,
+ unsigned long *bits)
{
struct mcp2200 *mcp = gpiochip_get_data(gc);
u8 value;
@@ -150,16 +150,20 @@ static void mcp_set_multiple(struct gpio_chip *gc, unsigned long *mask,
if (status == sizeof(struct mcp_set_clear_outputs))
mcp->gpio_val = value;
+ else
+ status = -EIO;
mutex_unlock(&mcp->lock);
+
+ return status;
}
-static void mcp_set(struct gpio_chip *gc, unsigned int gpio_nr, int value)
+static int mcp_set(struct gpio_chip *gc, unsigned int gpio_nr, int value)
{
unsigned long mask = 1 << gpio_nr;
unsigned long bmap_value = value << gpio_nr;
- mcp_set_multiple(gc, &mask, &bmap_value);
+ return mcp_set_multiple(gc, &mask, &bmap_value);
}
static int mcp_get_multiple(struct gpio_chip *gc, unsigned long *mask,
@@ -263,9 +267,10 @@ static int mcp_direction_output(struct gpio_chip *gc, unsigned int gpio_nr,
bmap_value = value << gpio_nr;
ret = mcp_set_direction(gc, gpio_nr, MCP2200_DIR_OUT);
- if (!ret)
- mcp_set_multiple(gc, &mask, &bmap_value);
- return ret;
+ if (ret)
+ return ret;
+
+ return mcp_set_multiple(gc, &mask, &bmap_value);
}
static const struct gpio_chip template_chip = {
@@ -274,8 +279,8 @@ static const struct gpio_chip template_chip = {
.get_direction = mcp_get_direction,
.direction_input = mcp_direction_input,
.direction_output = mcp_direction_output,
- .set = mcp_set,
- .set_multiple = mcp_set_multiple,
+ .set_rv = mcp_set,
+ .set_multiple_rv = mcp_set_multiple,
.get = mcp_get,
.get_multiple = mcp_get_multiple,
.base = -1,
diff --git a/drivers/hid/hid-mcp2221.c b/drivers/hid/hid-mcp2221.c
index 0f93c22a479f..6c0ac14f11a6 100644
--- a/drivers/hid/hid-mcp2221.c
+++ b/drivers/hid/hid-mcp2221.c
@@ -624,10 +624,10 @@ static int mcp_gpio_get(struct gpio_chip *gc,
return ret;
}
-static void mcp_gpio_set(struct gpio_chip *gc,
- unsigned int offset, int value)
+static int mcp_gpio_set(struct gpio_chip *gc, unsigned int offset, int value)
{
struct mcp2221 *mcp = gpiochip_get_data(gc);
+ int ret;
memset(mcp->txbuf, 0, 18);
mcp->txbuf[0] = MCP2221_GPIO_SET;
@@ -638,8 +638,10 @@ static void mcp_gpio_set(struct gpio_chip *gc,
mcp->txbuf[mcp->gp_idx] = !!value;
mutex_lock(&mcp->lock);
- mcp_send_data_req_status(mcp, mcp->txbuf, 18);
+ ret = mcp_send_data_req_status(mcp, mcp->txbuf, 18);
mutex_unlock(&mcp->lock);
+
+ return ret;
}
static int mcp_gpio_dir_set(struct mcp2221 *mcp,
@@ -1206,7 +1208,7 @@ static int mcp2221_probe(struct hid_device *hdev,
mcp->gc->direction_input = mcp_gpio_direction_input;
mcp->gc->direction_output = mcp_gpio_direction_output;
mcp->gc->get_direction = mcp_gpio_get_direction;
- mcp->gc->set = mcp_gpio_set;
+ mcp->gc->set_rv = mcp_gpio_set;
mcp->gc->get = mcp_gpio_get;
mcp->gc->ngpio = MCP_NGPIO;
mcp->gc->base = -1;
diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
index 646171598e41..7fefeb413ec3 100644
--- a/drivers/hid/hid-quirks.c
+++ b/drivers/hid/hid-quirks.c
@@ -27,6 +27,8 @@
static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_GAMEPAD), HID_QUIRK_BADPAD },
{ HID_USB_DEVICE(USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR), HID_QUIRK_BADPAD },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ADATA_XPG, USB_VENDOR_ID_ADATA_XPG_WL_GAMING_MOUSE), HID_QUIRK_ALWAYS_POLL },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ADATA_XPG, USB_VENDOR_ID_ADATA_XPG_WL_GAMING_MOUSE_DONGLE), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_AFATECH, USB_DEVICE_ID_AFATECH_AF9016), HID_QUIRK_FULLSPEED_INTERVAL },
{ HID_USB_DEVICE(USB_VENDOR_ID_AIREN, USB_DEVICE_ID_AIREN_SLIMPLUS), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_AKAI_09E8, USB_DEVICE_ID_AKAI_09E8_MIDIMIX), HID_QUIRK_NO_INIT_REPORTS },
@@ -1061,7 +1063,7 @@ bool hid_ignore(struct hid_device *hdev)
}
if (hdev->type == HID_TYPE_USBMOUSE &&
- hid_match_id(hdev, hid_mouse_ignore_list))
+ hdev->quirks & HID_QUIRK_IGNORE_MOUSE)
return true;
return !!hid_match_id(hdev, hid_ignore_list);
@@ -1265,6 +1267,9 @@ static unsigned long hid_gets_squirk(const struct hid_device *hdev)
if (hid_match_id(hdev, hid_ignore_list))
quirks |= HID_QUIRK_IGNORE;
+ if (hid_match_id(hdev, hid_mouse_ignore_list))
+ quirks |= HID_QUIRK_IGNORE_MOUSE;
+
if (hid_match_id(hdev, hid_have_special_driver))
quirks |= HID_QUIRK_HAVE_SPECIAL_DRIVER;
diff --git a/drivers/hid/hid-steam.c b/drivers/hid/hid-steam.c
index dfd9d22ed559..949d307c66a8 100644
--- a/drivers/hid/hid-steam.c
+++ b/drivers/hid/hid-steam.c
@@ -1150,11 +1150,9 @@ static void steam_client_ll_close(struct hid_device *hdev)
struct steam_device *steam = hdev->driver_data;
unsigned long flags;
- bool connected;
spin_lock_irqsave(&steam->lock, flags);
steam->client_opened--;
- connected = steam->connected && !steam->client_opened;
spin_unlock_irqrestore(&steam->lock, flags);
schedule_work(&steam->unregister_work);
diff --git a/drivers/hid/hid-thrustmaster.c b/drivers/hid/hid-thrustmaster.c
index 3b81468a1df2..0bf70664c35e 100644
--- a/drivers/hid/hid-thrustmaster.c
+++ b/drivers/hid/hid-thrustmaster.c
@@ -174,6 +174,7 @@ static void thrustmaster_interrupts(struct hid_device *hdev)
u8 ep_addr[2] = {b_ep, 0};
if (!usb_check_int_endpoints(usbif, ep_addr)) {
+ kfree(send_buf);
hid_err(hdev, "Unexpected non-int endpoint\n");
return;
}
diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c
index d8008933c052..321c43fb06ae 100644
--- a/drivers/hid/hid-uclogic-core.c
+++ b/drivers/hid/hid-uclogic-core.c
@@ -142,11 +142,12 @@ static int uclogic_input_configured(struct hid_device *hdev,
suffix = "System Control";
break;
}
- }
-
- if (suffix)
+ } else {
hi->input->name = devm_kasprintf(&hdev->dev, GFP_KERNEL,
"%s %s", hdev->name, suffix);
+ if (!hi->input->name)
+ return -ENOMEM;
+ }
return 0;
}
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 44c2351b870f..fc2b92dfc242 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -984,12 +984,11 @@ static int usbhid_parse(struct hid_device *hid)
struct usb_host_interface *interface = intf->cur_altsetting;
struct usb_device *dev = interface_to_usbdev (intf);
struct hid_descriptor *hdesc;
+ struct hid_class_descriptor *hcdesc;
u32 quirks = 0;
unsigned int rsize = 0;
char *rdesc;
- int ret, n;
- int num_descriptors;
- size_t offset = offsetof(struct hid_descriptor, desc);
+ int ret;
quirks = hid_lookup_quirk(hid);
@@ -1011,20 +1010,19 @@ static int usbhid_parse(struct hid_device *hid)
return -ENODEV;
}
- if (hdesc->bLength < sizeof(struct hid_descriptor)) {
- dbg_hid("hid descriptor is too short\n");
+ if (!hdesc->bNumDescriptors ||
+ hdesc->bLength != sizeof(*hdesc) +
+ (hdesc->bNumDescriptors - 1) * sizeof(*hcdesc)) {
+ dbg_hid("hid descriptor invalid, bLen=%hhu bNum=%hhu\n",
+ hdesc->bLength, hdesc->bNumDescriptors);
return -EINVAL;
}
hid->version = le16_to_cpu(hdesc->bcdHID);
hid->country = hdesc->bCountryCode;
- num_descriptors = min_t(int, hdesc->bNumDescriptors,
- (hdesc->bLength - offset) / sizeof(struct hid_class_descriptor));
-
- for (n = 0; n < num_descriptors; n++)
- if (hdesc->desc[n].bDescriptorType == HID_DT_REPORT)
- rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength);
+ if (hdesc->rpt_desc.bDescriptorType == HID_DT_REPORT)
+ rsize = le16_to_cpu(hdesc->rpt_desc.wDescriptorLength);
if (!rsize || rsize > HID_MAX_DESCRIPTOR_SIZE) {
dbg_hid("weird size of report descriptor (%u)\n", rsize);
@@ -1052,6 +1050,11 @@ static int usbhid_parse(struct hid_device *hid)
goto err;
}
+ if (hdesc->bNumDescriptors > 1)
+ hid_warn(intf,
+ "%u unsupported optional hid class descriptors\n",
+ (int)(hdesc->bNumDescriptors - 1));
+
hid->quirks |= quirks;
return 0;
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index 97393a3083ca..2d052653ba63 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -70,10 +70,16 @@ static void wacom_wac_queue_flush(struct hid_device *hdev,
{
while (!kfifo_is_empty(fifo)) {
int size = kfifo_peek_len(fifo);
- u8 *buf = kzalloc(size, GFP_KERNEL);
+ u8 *buf;
unsigned int count;
int err;
+ buf = kzalloc(size, GFP_KERNEL);
+ if (!buf) {
+ kfifo_skip(fifo);
+ continue;
+ }
+
count = kfifo_out(fifo, buf, size);
if (count != size) {
// Hard to say what is the "right" action in this
@@ -81,6 +87,7 @@ static void wacom_wac_queue_flush(struct hid_device *hdev,
// to flush seems reasonable enough, however.
hid_warn(hdev, "%s: removed fifo entry with unexpected size\n",
__func__);
+ kfree(buf);
continue;
}
err = hid_report_raw_event(hdev, HID_INPUT_REPORT, buf, size, false);
@@ -2361,6 +2368,8 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless)
unsigned int connect_mask = HID_CONNECT_HIDRAW;
features->pktlen = wacom_compute_pktlen(hdev);
+ if (!features->pktlen)
+ return -ENODEV;
if (!devres_open_group(&hdev->dev, wacom, GFP_KERNEL))
return -ENOMEM;
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 740311c4fa24..c7a05f842745 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -144,8 +144,8 @@ static struct hid_descriptor hidg_desc = {
.bcdHID = cpu_to_le16(0x0101),
.bCountryCode = 0x00,
.bNumDescriptors = 0x1,
- /*.desc[0].bDescriptorType = DYNAMIC */
- /*.desc[0].wDescriptorLenght = DYNAMIC */
+ /*.rpt_desc.bDescriptorType = DYNAMIC */
+ /*.rpt_desc.wDescriptorLength = DYNAMIC */
};
/* Super-Speed Support */
@@ -939,8 +939,8 @@ static int hidg_setup(struct usb_function *f,
struct hid_descriptor hidg_desc_copy = hidg_desc;
VDBG(cdev, "USB_REQ_GET_DESCRIPTOR: HID\n");
- hidg_desc_copy.desc[0].bDescriptorType = HID_DT_REPORT;
- hidg_desc_copy.desc[0].wDescriptorLength =
+ hidg_desc_copy.rpt_desc.bDescriptorType = HID_DT_REPORT;
+ hidg_desc_copy.rpt_desc.wDescriptorLength =
cpu_to_le16(hidg->report_desc_length);
length = min_t(unsigned short, length,
@@ -1210,8 +1210,8 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
* We can use hidg_desc struct here but we should not relay
* that its content won't change after returning from this function.
*/
- hidg_desc.desc[0].bDescriptorType = HID_DT_REPORT;
- hidg_desc.desc[0].wDescriptorLength =
+ hidg_desc.rpt_desc.bDescriptorType = HID_DT_REPORT;
+ hidg_desc.rpt_desc.wDescriptorLength =
cpu_to_le16(hidg->report_desc_length);
hidg_hs_in_ep_desc.bEndpointAddress =
diff --git a/include/linux/hid.h b/include/linux/hid.h
index ef9a90ca0fbd..a1305210b2fd 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -357,6 +357,7 @@ struct hid_item {
* | @HID_QUIRK_INPUT_PER_APP:
* | @HID_QUIRK_X_INVERT:
* | @HID_QUIRK_Y_INVERT:
+ * | @HID_QUIRK_IGNORE_MOUSE:
* | @HID_QUIRK_SKIP_OUTPUT_REPORTS:
* | @HID_QUIRK_SKIP_OUTPUT_REPORT_ID:
* | @HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP:
@@ -382,6 +383,7 @@ struct hid_item {
#define HID_QUIRK_INPUT_PER_APP BIT(11)
#define HID_QUIRK_X_INVERT BIT(12)
#define HID_QUIRK_Y_INVERT BIT(13)
+#define HID_QUIRK_IGNORE_MOUSE BIT(14)
#define HID_QUIRK_SKIP_OUTPUT_REPORTS BIT(16)
#define HID_QUIRK_SKIP_OUTPUT_REPORT_ID BIT(17)
#define HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP BIT(18)
@@ -740,8 +742,9 @@ struct hid_descriptor {
__le16 bcdHID;
__u8 bCountryCode;
__u8 bNumDescriptors;
+ struct hid_class_descriptor rpt_desc;
- struct hid_class_descriptor desc[1];
+ struct hid_class_descriptor opt_descs[];
} __attribute__ ((packed));
#define HID_DEVICE(b, g, ven, prod) \
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-01 19:11:15 +0000