summaryrefslogtreecommitdiffstats
path: root/drivers/hid
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-asus.c25
-rw-r--r--drivers/hid/hid-core.c16
-rw-r--r--drivers/hid/hid-cp2112.c23
-rw-r--r--drivers/hid/hid-debug.c3
-rw-r--r--drivers/hid/hid-holtek-kbd.c4
-rw-r--r--drivers/hid/hid-ids.h2
-rw-r--r--drivers/hid/hid-logitech-hidpp.c3
-rw-r--r--drivers/hid/hid-multitouch.c18
-rw-r--r--drivers/hid/hid-quirks.c3
-rw-r--r--drivers/hid/wacom.h1
-rw-r--r--drivers/hid/wacom_sys.c25
-rw-r--r--drivers/hid/wacom_wac.c1
-rw-r--r--drivers/hid/wacom_wac.h1
13 files changed, 93 insertions, 32 deletions
diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c
index 4dddf3ce3..0842d7bdc 100644
--- a/drivers/hid/hid-asus.c
+++ b/drivers/hid/hid-asus.c
@@ -252,7 +252,7 @@ static int asus_raw_event(struct hid_device *hdev,
return 0;
}
-static int asus_kbd_set_report(struct hid_device *hdev, u8 *buf, size_t buf_size)
+static int asus_kbd_set_report(struct hid_device *hdev, const u8 *buf, size_t buf_size)
{
unsigned char *dmabuf;
int ret;
@@ -271,7 +271,7 @@ static int asus_kbd_set_report(struct hid_device *hdev, u8 *buf, size_t buf_size
static int asus_kbd_init(struct hid_device *hdev)
{
- u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x41, 0x53, 0x55, 0x53, 0x20, 0x54,
+ const u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x41, 0x53, 0x55, 0x53, 0x20, 0x54,
0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 };
int ret;
@@ -285,7 +285,7 @@ static int asus_kbd_init(struct hid_device *hdev)
static int asus_kbd_get_functions(struct hid_device *hdev,
unsigned char *kbd_func)
{
- u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x05, 0x20, 0x31, 0x00, 0x08 };
+ const u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x05, 0x20, 0x31, 0x00, 0x08 };
u8 *readbuf;
int ret;
@@ -614,6 +614,24 @@ static int asus_start_multitouch(struct hid_device *hdev)
return 0;
}
+static int __maybe_unused asus_resume(struct hid_device *hdev) {
+ struct asus_drvdata *drvdata = hid_get_drvdata(hdev);
+ int ret = 0;
+
+ if (drvdata->kbd_backlight) {
+ const u8 buf[] = { FEATURE_KBD_REPORT_ID, 0xba, 0xc5, 0xc4,
+ drvdata->kbd_backlight->cdev.brightness };
+ ret = asus_kbd_set_report(hdev, buf, sizeof(buf));
+ if (ret < 0) {
+ hid_err(hdev, "Asus failed to set keyboard backlight: %d\n", ret);
+ goto asus_resume_err;
+ }
+ }
+
+asus_resume_err:
+ return ret;
+}
+
static int __maybe_unused asus_reset_resume(struct hid_device *hdev)
{
struct asus_drvdata *drvdata = hid_get_drvdata(hdev);
@@ -831,6 +849,7 @@ static struct hid_driver asus_driver = {
.input_configured = asus_input_configured,
#ifdef CONFIG_PM
.reset_resume = asus_reset_resume,
+ .resume = asus_resume,
#endif
.raw_event = asus_raw_event
};
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index c8d687f79..dd1d8d0a4 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -701,15 +701,22 @@ static void hid_close_report(struct hid_device *device)
* Free a device structure, all reports, and all fields.
*/
-static void hid_device_release(struct device *dev)
+void hiddev_free(struct kref *ref)
{
- struct hid_device *hid = to_hid_device(dev);
+ struct hid_device *hid = container_of(ref, struct hid_device, ref);
hid_close_report(hid);
kfree(hid->dev_rdesc);
kfree(hid);
}
+static void hid_device_release(struct device *dev)
+{
+ struct hid_device *hid = to_hid_device(dev);
+
+ kref_put(&hid->ref, hiddev_free);
+}
+
/*
* Fetch a report description item from the data stream. We support long
* items, though they are not used yet.
@@ -2259,10 +2266,12 @@ int hid_add_device(struct hid_device *hdev)
hid_warn(hdev, "bad device descriptor (%d)\n", ret);
}
+ hdev->id = atomic_inc_return(&id);
+
/* XXX hack, any other cleaner solution after the driver core
* is converted to allow more than 20 bytes as the device name? */
dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
- hdev->vendor, hdev->product, atomic_inc_return(&id));
+ hdev->vendor, hdev->product, hdev->id);
hid_debug_register(hdev, dev_name(&hdev->dev));
ret = device_add(&hdev->dev);
@@ -2305,6 +2314,7 @@ struct hid_device *hid_allocate_device(void)
spin_lock_init(&hdev->debug_list_lock);
sema_init(&hdev->driver_input_lock, 1);
mutex_init(&hdev->ll_open_lock);
+ kref_init(&hdev->ref);
return hdev;
}
diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c
index 637a7ce28..6dc9ee8ad 100644
--- a/drivers/hid/hid-cp2112.c
+++ b/drivers/hid/hid-cp2112.c
@@ -1163,8 +1163,6 @@ static unsigned int cp2112_gpio_irq_startup(struct irq_data *d)
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct cp2112_device *dev = gpiochip_get_data(gc);
- INIT_DELAYED_WORK(&dev->gpio_poll_worker, cp2112_gpio_poll_callback);
-
if (!dev->gpio_poll) {
dev->gpio_poll = true;
schedule_delayed_work(&dev->gpio_poll_worker, 0);
@@ -1245,6 +1243,7 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
struct cp2112_device *dev;
u8 buf[3];
struct cp2112_smbus_config_report config;
+ struct gpio_irq_chip *girq;
int ret;
dev = devm_kzalloc(&hdev->dev, sizeof(*dev), GFP_KERNEL);
@@ -1348,6 +1347,17 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
dev->gc.can_sleep = 1;
dev->gc.parent = &hdev->dev;
+ girq = &dev->gc.irq;
+ girq->chip = &cp2112_gpio_irqchip;
+ /* The event comes from the outside so no parent handler */
+ girq->parent_handler = NULL;
+ girq->num_parents = 0;
+ girq->parents = NULL;
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_simple_irq;
+
+ INIT_DELAYED_WORK(&dev->gpio_poll_worker, cp2112_gpio_poll_callback);
+
ret = gpiochip_add_data(&dev->gc, dev);
if (ret < 0) {
hid_err(hdev, "error registering gpio chip\n");
@@ -1363,17 +1373,8 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
chmod_sysfs_attrs(hdev);
hid_hw_power(hdev, PM_HINT_NORMAL);
- ret = gpiochip_irqchip_add(&dev->gc, &cp2112_gpio_irqchip, 0,
- handle_simple_irq, IRQ_TYPE_NONE);
- if (ret) {
- dev_err(dev->gc.parent, "failed to add IRQ chip\n");
- goto err_sysfs_remove;
- }
-
return ret;
-err_sysfs_remove:
- sysfs_remove_group(&hdev->dev.kobj, &cp2112_attr_group);
err_gpiochip_remove:
gpiochip_remove(&dev->gc);
err_free_i2c:
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 2abd30a4f..64ff5bd65 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1096,6 +1096,7 @@ static int hid_debug_events_open(struct inode *inode, struct file *file)
goto out;
}
list->hdev = (struct hid_device *) inode->i_private;
+ kref_get(&list->hdev->ref);
file->private_data = list;
mutex_init(&list->read_mutex);
@@ -1188,6 +1189,8 @@ static int hid_debug_events_release(struct inode *inode, struct file *file)
list_del(&list->node);
spin_unlock_irqrestore(&list->hdev->debug_list_lock, flags);
kfifo_free(&list->hid_debug_fifo);
+
+ kref_put(&list->hdev->ref, hiddev_free);
kfree(list);
return 0;
diff --git a/drivers/hid/hid-holtek-kbd.c b/drivers/hid/hid-holtek-kbd.c
index 2f8eb6639..72788ca26 100644
--- a/drivers/hid/hid-holtek-kbd.c
+++ b/drivers/hid/hid-holtek-kbd.c
@@ -133,6 +133,10 @@ static int holtek_kbd_input_event(struct input_dev *dev, unsigned int type,
return -ENODEV;
boot_hid = usb_get_intfdata(boot_interface);
+ if (list_empty(&boot_hid->inputs)) {
+ hid_err(hid, "no inputs found\n");
+ return -ENODEV;
+ }
boot_hid_input = list_first_entry(&boot_hid->inputs,
struct hid_input, list);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index c0ba8d6f4..93faf083e 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -343,6 +343,7 @@
#define USB_VENDOR_ID_DELL 0x413c
#define USB_DEVICE_ID_DELL_PIXART_USB_OPTICAL_MOUSE 0x301a
+#define USB_DEVICE_ID_DELL_PRO_WIRELESS_KM5221W 0x4503
#define USB_VENDOR_ID_DELORME 0x1163
#define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
@@ -571,6 +572,7 @@
#define USB_DEVICE_ID_UGCI_FIGHTING 0x0030
#define USB_VENDOR_ID_HP 0x03f0
+#define USB_PRODUCT_ID_HP_ELITE_PRESENTER_MOUSE_464A 0x464a
#define USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A 0x0a4a
#define USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A 0x0b4a
#define USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE 0x134a
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 5b6bb24df..f2982784c 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -3129,7 +3129,8 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
/* Allow incoming packets */
hid_device_io_start(hdev);
- hidpp_connect_event(hidpp);
+ schedule_work(&hidpp->work);
+ flush_work(&hidpp->work);
return ret;
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 4b1c223be..14dc5ec9e 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1540,7 +1540,6 @@ static void mt_post_parse(struct mt_device *td, struct mt_application *app)
static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi)
{
struct mt_device *td = hid_get_drvdata(hdev);
- char *name;
const char *suffix = NULL;
struct mt_report_data *rdata;
struct mt_application *mt_application = NULL;
@@ -1594,15 +1593,9 @@ static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi)
break;
}
- if (suffix) {
- name = devm_kzalloc(&hi->input->dev,
- strlen(hdev->name) + strlen(suffix) + 2,
- GFP_KERNEL);
- if (name) {
- sprintf(name, "%s %s", hdev->name, suffix);
- hi->input->name = name;
- }
- }
+ if (suffix)
+ hi->input->name = devm_kasprintf(&hdev->dev, GFP_KERNEL,
+ "%s %s", hdev->name, suffix);
return 0;
}
@@ -1988,6 +1981,11 @@ static const struct hid_device_id mt_devices[] = {
MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
+ /* HONOR GLO-GXXX panel */
+ { .driver_data = MT_CLS_VTL,
+ HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
+ 0x347d, 0x7853) },
+
/* Ilitek dual touch panel */
{ .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
index 8de294aa3..2e1b95f73 100644
--- a/drivers/hid/hid-quirks.c
+++ b/drivers/hid/hid-quirks.c
@@ -35,6 +35,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_AKAI, USB_DEVICE_ID_AKAI_MPKMINI2), HID_QUIRK_NO_INIT_REPORTS },
{ HID_USB_DEVICE(USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD), HID_QUIRK_BADPAD },
{ HID_USB_DEVICE(USB_VENDOR_ID_AMI, USB_DEVICE_ID_AMI_VIRT_KEYBOARD_AND_MOUSE), HID_QUIRK_ALWAYS_POLL },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM), HID_QUIRK_NOGET },
@@ -68,6 +69,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_STRAFE), HID_QUIRK_NO_INIT_REPORTS | HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_CREATIVE_SB_OMNI_SURROUND_51), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_PIXART_USB_OPTICAL_MOUSE), HID_QUIRK_ALWAYS_POLL },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_PRO_WIRELESS_KM5221W), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_2NES2SNES), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_4NES4SNES), HID_QUIRK_MULTI_INPUT },
@@ -98,6 +100,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A096), HID_QUIRK_NO_INIT_REPORTS },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A293), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A), HID_QUIRK_ALWAYS_POLL },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_ELITE_PRESENTER_MOUSE_464A), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE_094A), HID_QUIRK_ALWAYS_POLL },
diff --git a/drivers/hid/wacom.h b/drivers/hid/wacom.h
index 45636d82e..0ee71ce94 100644
--- a/drivers/hid/wacom.h
+++ b/drivers/hid/wacom.h
@@ -156,6 +156,7 @@ struct wacom_remote {
struct input_dev *input;
bool registered;
struct wacom_battery battery;
+ ktime_t active_time;
} remotes[WACOM_MAX_REMOTES];
};
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index c50b26a9b..8255010b0 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -2500,6 +2500,18 @@ fail:
return;
}
+static void wacom_remote_destroy_battery(struct wacom *wacom, int index)
+{
+ struct wacom_remote *remote = wacom->remote;
+
+ if (remote->remotes[index].battery.battery) {
+ devres_release_group(&wacom->hdev->dev,
+ &remote->remotes[index].battery.bat_desc);
+ remote->remotes[index].battery.battery = NULL;
+ remote->remotes[index].active_time = 0;
+ }
+}
+
static void wacom_remote_destroy_one(struct wacom *wacom, unsigned int index)
{
struct wacom_remote *remote = wacom->remote;
@@ -2514,9 +2526,7 @@ static void wacom_remote_destroy_one(struct wacom *wacom, unsigned int index)
remote->remotes[i].registered = false;
spin_unlock_irqrestore(&remote->remote_lock, flags);
- if (remote->remotes[i].battery.battery)
- devres_release_group(&wacom->hdev->dev,
- &remote->remotes[i].battery.bat_desc);
+ wacom_remote_destroy_battery(wacom, i);
if (remote->remotes[i].group.name)
devres_release_group(&wacom->hdev->dev,
@@ -2524,7 +2534,6 @@ static void wacom_remote_destroy_one(struct wacom *wacom, unsigned int index)
remote->remotes[i].serial = 0;
remote->remotes[i].group.name = NULL;
- remote->remotes[i].battery.battery = NULL;
wacom->led.groups[i].select = WACOM_STATUS_UNKNOWN;
}
}
@@ -2609,6 +2618,9 @@ static int wacom_remote_attach_battery(struct wacom *wacom, int index)
if (remote->remotes[index].battery.battery)
return 0;
+ if (!remote->remotes[index].active_time)
+ return 0;
+
if (wacom->led.groups[index].select == WACOM_STATUS_UNKNOWN)
return 0;
@@ -2624,6 +2636,7 @@ static void wacom_remote_work(struct work_struct *work)
{
struct wacom *wacom = container_of(work, struct wacom, remote_work);
struct wacom_remote *remote = wacom->remote;
+ ktime_t kt = ktime_get();
struct wacom_remote_data data;
unsigned long flags;
unsigned int count;
@@ -2650,6 +2663,10 @@ static void wacom_remote_work(struct work_struct *work)
serial = data.remote[i].serial;
if (data.remote[i].connected) {
+ if (kt - remote->remotes[i].active_time > WACOM_REMOTE_BATTERY_TIMEOUT
+ && remote->remotes[i].active_time != 0)
+ wacom_remote_destroy_battery(wacom, i);
+
if (remote->remotes[i].serial == serial) {
wacom_remote_attach_battery(wacom, i);
continue;
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 8f2de5cb2..eb5f52e6f 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -1077,6 +1077,7 @@ static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
if (index < 0 || !remote->remotes[index].registered)
goto out;
+ remote->remotes[i].active_time = ktime_get();
input = remote->remotes[index].input;
input_report_key(input, BTN_0, (data[9] & 0x01));
diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h
index fbdbb74f9..8ff5e4de6 100644
--- a/drivers/hid/wacom_wac.h
+++ b/drivers/hid/wacom_wac.h
@@ -19,6 +19,7 @@
#define WACOM_NAME_MAX 64
#define WACOM_MAX_REMOTES 5
#define WACOM_STATUS_UNKNOWN 255
+#define WACOM_REMOTE_BATTERY_TIMEOUT 21000000000ll
/* packet length for individual models */
#define WACOM_PKGLEN_BBFUN 9