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authorLinus Torvalds <torvalds@linux-foundation.org>2023-11-03 01:29:10 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2023-11-03 01:29:10 +0100
commit4ea4ed22b57846facd9cb4af5f67cb7bd2792cf3 (patch)
tree454bb56cdd38430318fc89b7e938c9480453e5c9 /drivers/hid
parentMerge tag 'pci-v6.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff)
parentMerge branch 'for-6.7/uclogic' into for-linus (diff)
downloadlinux-4ea4ed22b57846facd9cb4af5f67cb7bd2792cf3.tar.xz
linux-4ea4ed22b57846facd9cb4af5f67cb7bd2792cf3.zip
Merge tag 'for-linus-2023110101' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID updates from Jiri Kosina: - fixes for crashes detected by CONFIG_KUNIT_ALL_TESTS in hid-uclogic driver (Jinjie Ruan) - HID selftests fixes and improvements (Benjamin Tissoires) - probe error handling path fixes in hid-nvidia-shield driver (Christophe JAILLET) - cleanup of LED handling in hid-nintendo (Martino Fontana) - big cleanup of logitech-hidpp probe code (Hans de Goede) - Suspend/Resume fix for USB Thinkpad Compact Keyboard (Jamie Lentin) - firmware detection improvement for Lenovo cptkbd (Mikhail Khvainitski) - IRQ shutdown and workqueue initialization fixes for hid-cp2112 driver (Danny Kaehn) - #ifdef CONFIG_PM removal from HID code (Thomas Weißschuh) - other assorted device-ID additions and quirks * tag 'for-linus-2023110101' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (31 commits) HID: Add quirk for Dell Pro Wireless Keyboard and Mouse KM5221W HID: logitech-hidpp: Stop IO before calling hid_connect() HID: logitech-hidpp: Drop HIDPP_QUIRK_UNIFYING HID: logitech-hidpp: Drop delayed_work_cb() HID: logitech-hidpp: Fix connect event race HID: logitech-hidpp: Remove unused connected param from *_connect() HID: logitech-hidpp: Remove connected check for non-unifying devices HID: logitech-hidpp: Add hidpp_non_unifying_init() helper HID: logitech-hidpp: Move hidpp_overwrite_name() to before connect check HID: logitech-hidpp: Move g920_get_config() to just before hidpp_ff_init() HID: logitech-hidpp: Remove wtp_get_config() call from probe() HID: logitech-hidpp: Move get_wireless_feature_index() check to hidpp_connect_event() HID: logitech-hidpp: Revert "Don't restart communication if not necessary" HID: logitech-hidpp: Don't restart IO, instead defer hid_connect() only HID: rmi: remove #ifdef CONFIG_PM HID: multitouch: remove #ifdef CONFIG_PM HID: usbhid: remove #ifdef CONFIG_PM HID: core: remove #ifdef CONFIG_PM from hid_driver hid: lenovo: Resend all settings on reset_resume for compact keyboards HID: uclogic: Fix a work->entry not empty bug in __queue_work() ...
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-cp2112.c10
-rw-r--r--drivers/hid/hid-ids.h1
-rw-r--r--drivers/hid/hid-lenovo.c118
-rw-r--r--drivers/hid/hid-logitech-hidpp.c174
-rw-r--r--drivers/hid/hid-multitouch.c10
-rw-r--r--drivers/hid/hid-nintendo.c133
-rw-r--r--drivers/hid/hid-nvidia-shield.c21
-rw-r--r--drivers/hid/hid-quirks.c1
-rw-r--r--drivers/hid/hid-rmi.c10
-rw-r--r--drivers/hid/hid-uclogic-core-test.c7
-rw-r--r--drivers/hid/hid-uclogic-params-test.c16
-rw-r--r--drivers/hid/usbhid/hid-core.c11
12 files changed, 269 insertions, 243 deletions
diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c
index 54c33a24f844..20a0d1315d90 100644
--- a/drivers/hid/hid-cp2112.c
+++ b/drivers/hid/hid-cp2112.c
@@ -1151,8 +1151,6 @@ 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);
@@ -1168,7 +1166,11 @@ static void cp2112_gpio_irq_shutdown(struct irq_data *d)
struct cp2112_device *dev = gpiochip_get_data(gc);
cp2112_gpio_irq_mask(d);
- cancel_delayed_work_sync(&dev->gpio_poll_worker);
+
+ if (!dev->irq_mask) {
+ dev->gpio_poll = false;
+ cancel_delayed_work_sync(&dev->gpio_poll_worker);
+ }
}
static int cp2112_gpio_irq_type(struct irq_data *d, unsigned int type)
@@ -1307,6 +1309,8 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
girq->handler = handle_simple_irq;
girq->threaded = true;
+ 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");
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index e4d2dfd5d253..f7973ccd84a2 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -366,6 +366,7 @@
#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
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index 44763c0da444..7c1b33be9d13 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -51,7 +51,12 @@ struct lenovo_drvdata {
int select_right;
int sensitivity;
int press_speed;
- u8 middlebutton_state; /* 0:Up, 1:Down (undecided), 2:Scrolling */
+ /* 0: Up
+ * 1: Down (undecided)
+ * 2: Scrolling
+ * 3: Patched firmware, disable workaround
+ */
+ u8 middlebutton_state;
bool fn_lock;
};
@@ -521,6 +526,19 @@ static void lenovo_features_set_cptkbd(struct hid_device *hdev)
int ret;
struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
+ /*
+ * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
+ * regular keys
+ */
+ ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
+ if (ret)
+ hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
+
+ /* Switch middle button to native mode */
+ ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01);
+ if (ret)
+ hid_warn(hdev, "Failed to switch middle button: %d\n", ret);
+
ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock);
if (ret)
hid_err(hdev, "Fn-lock setting failed: %d\n", ret);
@@ -668,31 +686,48 @@ static int lenovo_event_cptkbd(struct hid_device *hdev,
{
struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
- /* "wheel" scroll events */
- if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
- usage->code == REL_HWHEEL)) {
- /* Scroll events disable middle-click event */
- cptkbd_data->middlebutton_state = 2;
- return 0;
- }
+ if (cptkbd_data->middlebutton_state != 3) {
+ /* REL_X and REL_Y events during middle button pressed
+ * are only possible on patched, bug-free firmware
+ * so set middlebutton_state to 3
+ * to never apply workaround anymore
+ */
+ if (cptkbd_data->middlebutton_state == 1 &&
+ usage->type == EV_REL &&
+ (usage->code == REL_X || usage->code == REL_Y)) {
+ cptkbd_data->middlebutton_state = 3;
+ /* send middle button press which was hold before */
+ input_event(field->hidinput->input,
+ EV_KEY, BTN_MIDDLE, 1);
+ input_sync(field->hidinput->input);
+ }
+
+ /* "wheel" scroll events */
+ if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
+ usage->code == REL_HWHEEL)) {
+ /* Scroll events disable middle-click event */
+ cptkbd_data->middlebutton_state = 2;
+ return 0;
+ }
- /* Middle click events */
- if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
- if (value == 1) {
- cptkbd_data->middlebutton_state = 1;
- } else if (value == 0) {
- if (cptkbd_data->middlebutton_state == 1) {
- /* No scrolling inbetween, send middle-click */
- input_event(field->hidinput->input,
- EV_KEY, BTN_MIDDLE, 1);
- input_sync(field->hidinput->input);
- input_event(field->hidinput->input,
- EV_KEY, BTN_MIDDLE, 0);
- input_sync(field->hidinput->input);
+ /* Middle click events */
+ if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
+ if (value == 1) {
+ cptkbd_data->middlebutton_state = 1;
+ } else if (value == 0) {
+ if (cptkbd_data->middlebutton_state == 1) {
+ /* No scrolling inbetween, send middle-click */
+ input_event(field->hidinput->input,
+ EV_KEY, BTN_MIDDLE, 1);
+ input_sync(field->hidinput->input);
+ input_event(field->hidinput->input,
+ EV_KEY, BTN_MIDDLE, 0);
+ input_sync(field->hidinput->input);
+ }
+ cptkbd_data->middlebutton_state = 0;
}
- cptkbd_data->middlebutton_state = 0;
+ return 1;
}
- return 1;
}
if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) {
@@ -1126,22 +1161,6 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev)
}
hid_set_drvdata(hdev, cptkbd_data);
- /*
- * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
- * regular keys (Compact only)
- */
- if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD ||
- hdev->product == USB_DEVICE_ID_LENOVO_CBTKBD) {
- ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
- if (ret)
- hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
- }
-
- /* Switch middle button to native mode */
- ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01);
- if (ret)
- hid_warn(hdev, "Failed to switch middle button: %d\n", ret);
-
/* Set keyboard settings to known state */
cptkbd_data->middlebutton_state = 0;
cptkbd_data->fn_lock = true;
@@ -1264,6 +1283,24 @@ err:
return ret;
}
+#ifdef CONFIG_PM
+static int lenovo_reset_resume(struct hid_device *hdev)
+{
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LENOVO_CUSBKBD:
+ case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
+ if (hdev->type == HID_TYPE_USBMOUSE)
+ lenovo_features_set_cptkbd(hdev);
+
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+#endif
+
static void lenovo_remove_tpkbd(struct hid_device *hdev)
{
struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
@@ -1380,6 +1417,9 @@ static struct hid_driver lenovo_driver = {
.raw_event = lenovo_raw_event,
.event = lenovo_event,
.report_fixup = lenovo_report_fixup,
+#ifdef CONFIG_PM
+ .reset_resume = lenovo_reset_resume,
+#endif
};
module_hid_driver(lenovo_driver);
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index a209d51bd247..fd6d8f1d9b8f 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -69,12 +69,11 @@ MODULE_PARM_DESC(disable_tap_to_click,
#define HIDPP_QUIRK_WTP_PHYSICAL_BUTTONS BIT(22)
#define HIDPP_QUIRK_DELAYED_INIT BIT(23)
#define HIDPP_QUIRK_FORCE_OUTPUT_REPORTS BIT(24)
-#define HIDPP_QUIRK_UNIFYING BIT(25)
-#define HIDPP_QUIRK_HIDPP_WHEELS BIT(26)
-#define HIDPP_QUIRK_HIDPP_EXTRA_MOUSE_BTNS BIT(27)
-#define HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS BIT(28)
-#define HIDPP_QUIRK_HI_RES_SCROLL_1P0 BIT(29)
-#define HIDPP_QUIRK_WIRELESS_STATUS BIT(30)
+#define HIDPP_QUIRK_HIDPP_WHEELS BIT(25)
+#define HIDPP_QUIRK_HIDPP_EXTRA_MOUSE_BTNS BIT(26)
+#define HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS BIT(27)
+#define HIDPP_QUIRK_HI_RES_SCROLL_1P0 BIT(28)
+#define HIDPP_QUIRK_WIRELESS_STATUS BIT(29)
/* These are just aliases for now */
#define HIDPP_QUIRK_KBD_SCROLL_WHEEL HIDPP_QUIRK_HIDPP_WHEELS
@@ -194,7 +193,6 @@ struct hidpp_device {
struct work_struct work;
struct kfifo delayed_work_fifo;
- atomic_t connected;
struct input_dev *delayed_input;
unsigned long quirks;
@@ -235,8 +233,6 @@ struct hidpp_device {
#define HIDPP20_ERROR_UNSUPPORTED 0x09
#define HIDPP20_ERROR 0xff
-static void hidpp_connect_event(struct hidpp_device *hidpp_dev);
-
static int __hidpp_send_report(struct hid_device *hdev,
struct hidpp_report *hidpp_report)
{
@@ -450,13 +446,6 @@ static int hidpp_send_rap_command_sync(struct hidpp_device *hidpp_dev,
return ret;
}
-static void delayed_work_cb(struct work_struct *work)
-{
- struct hidpp_device *hidpp = container_of(work, struct hidpp_device,
- work);
- hidpp_connect_event(hidpp);
-}
-
static inline bool hidpp_match_answer(struct hidpp_report *question,
struct hidpp_report *answer)
{
@@ -1835,15 +1824,14 @@ static int hidpp_battery_get_property(struct power_supply *psy,
/* -------------------------------------------------------------------------- */
#define HIDPP_PAGE_WIRELESS_DEVICE_STATUS 0x1d4b
-static int hidpp_set_wireless_feature_index(struct hidpp_device *hidpp)
+static int hidpp_get_wireless_feature_index(struct hidpp_device *hidpp, u8 *feature_index)
{
u8 feature_type;
int ret;
ret = hidpp_root_get_feature(hidpp,
HIDPP_PAGE_WIRELESS_DEVICE_STATUS,
- &hidpp->wireless_feature_index,
- &feature_type);
+ feature_index, &feature_type);
return ret;
}
@@ -3142,7 +3130,7 @@ static int wtp_allocate(struct hid_device *hdev, const struct hid_device_id *id)
return 0;
};
-static int wtp_connect(struct hid_device *hdev, bool connected)
+static int wtp_connect(struct hid_device *hdev)
{
struct hidpp_device *hidpp = hid_get_drvdata(hdev);
struct wtp_data *wd = hidpp->private_data;
@@ -3204,7 +3192,7 @@ static const u8 m560_config_parameter[] = {0x00, 0xaf, 0x03};
#define M560_SUB_ID 0x0a
#define M560_BUTTON_MODE_REGISTER 0x35
-static int m560_send_config_command(struct hid_device *hdev, bool connected)
+static int m560_send_config_command(struct hid_device *hdev)
{
struct hidpp_report response;
struct hidpp_device *hidpp_dev;
@@ -3399,7 +3387,7 @@ static int k400_allocate(struct hid_device *hdev)
return 0;
};
-static int k400_connect(struct hid_device *hdev, bool connected)
+static int k400_connect(struct hid_device *hdev)
{
struct hidpp_device *hidpp = hid_get_drvdata(hdev);
@@ -3894,8 +3882,6 @@ static int hidpp_raw_hidpp_event(struct hidpp_device *hidpp, u8 *data,
}
if (unlikely(hidpp_report_is_connect_event(hidpp, report))) {
- atomic_set(&hidpp->connected,
- !(report->rap.params[0] & (1 << 6)));
if (schedule_work(&hidpp->work) == 0)
dbg_hid("%s: connect event already queued\n", __func__);
return 1;
@@ -4131,24 +4117,22 @@ static int hidpp_initialize_battery(struct hidpp_device *hidpp)
return ret;
}
-static void hidpp_overwrite_name(struct hid_device *hdev)
+/* Get name + serial for USB and Bluetooth HID++ devices */
+static void hidpp_non_unifying_init(struct hidpp_device *hidpp)
{
- struct hidpp_device *hidpp = hid_get_drvdata(hdev);
+ struct hid_device *hdev = hidpp->hid_dev;
char *name;
- if (hidpp->protocol_major < 2)
- return;
+ /* Bluetooth devices already have their serialnr set */
+ if (hid_is_usb(hdev))
+ hidpp_serial_init(hidpp);
name = hidpp_get_device_name(hidpp);
-
- if (!name) {
- hid_err(hdev, "unable to retrieve the name of the device");
- } else {
+ if (name) {
dbg_hid("HID++: Got name: %s\n", name);
snprintf(hdev->name, sizeof(hdev->name), "%s", name);
+ kfree(name);
}
-
- kfree(name);
}
static int hidpp_input_open(struct input_dev *dev)
@@ -4189,15 +4173,18 @@ static struct input_dev *hidpp_allocate_input(struct hid_device *hdev)
return input_dev;
}
-static void hidpp_connect_event(struct hidpp_device *hidpp)
+static void hidpp_connect_event(struct work_struct *work)
{
+ struct hidpp_device *hidpp = container_of(work, struct hidpp_device, work);
struct hid_device *hdev = hidpp->hid_dev;
- int ret = 0;
- bool connected = atomic_read(&hidpp->connected);
struct input_dev *input;
char *name, *devm_name;
+ int ret;
- if (!connected) {
+ /* Get device version to check if it is connected */
+ ret = hidpp_root_get_protocol_version(hidpp);
+ if (ret) {
+ hid_info(hidpp->hid_dev, "Disconnected\n");
if (hidpp->battery.ps) {
hidpp->battery.online = false;
hidpp->battery.status = POWER_SUPPLY_STATUS_UNKNOWN;
@@ -4208,15 +4195,15 @@ static void hidpp_connect_event(struct hidpp_device *hidpp)
}
if (hidpp->quirks & HIDPP_QUIRK_CLASS_WTP) {
- ret = wtp_connect(hdev, connected);
+ ret = wtp_connect(hdev);
if (ret)
return;
} else if (hidpp->quirks & HIDPP_QUIRK_CLASS_M560) {
- ret = m560_send_config_command(hdev, connected);
+ ret = m560_send_config_command(hdev);
if (ret)
return;
} else if (hidpp->quirks & HIDPP_QUIRK_CLASS_K400) {
- ret = k400_connect(hdev, connected);
+ ret = k400_connect(hdev);
if (ret)
return;
}
@@ -4239,14 +4226,11 @@ static void hidpp_connect_event(struct hidpp_device *hidpp)
return;
}
- /* the device is already connected, we can ask for its name and
- * protocol */
- if (!hidpp->protocol_major) {
- ret = hidpp_root_get_protocol_version(hidpp);
- if (ret) {
- hid_err(hdev, "Can not get the protocol version.\n");
- return;
- }
+ if (hidpp->protocol_major >= 2) {
+ u8 feature_index;
+
+ if (!hidpp_get_wireless_feature_index(hidpp, &feature_index))
+ hidpp->wireless_feature_index = feature_index;
}
if (hidpp->name == hdev->name && hidpp->protocol_major >= 2) {
@@ -4391,10 +4375,7 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
struct hidpp_device *hidpp;
int ret;
- bool connected;
unsigned int connect_mask = HID_CONNECT_DEFAULT;
- struct hidpp_ff_private_data data;
- bool will_restart = false;
/* report_fixup needs drvdata to be set before we call hid_parse */
hidpp = devm_kzalloc(&hdev->dev, sizeof(*hidpp), GFP_KERNEL);
@@ -4423,9 +4404,6 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
return hid_hw_start(hdev, HID_CONNECT_DEFAULT);
}
- if (id->group == HID_GROUP_LOGITECH_DJ_DEVICE)
- hidpp->quirks |= HIDPP_QUIRK_UNIFYING;
-
if (id->group == HID_GROUP_LOGITECH_27MHZ_DEVICE &&
hidpp_application_equals(hdev, HID_GD_MOUSE))
hidpp->quirks |= HIDPP_QUIRK_HIDPP_WHEELS |
@@ -4445,11 +4423,7 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
return ret;
}
- if (hidpp->quirks & HIDPP_QUIRK_DELAYED_INIT ||
- hidpp->quirks & HIDPP_QUIRK_UNIFYING)
- will_restart = true;
-
- INIT_WORK(&hidpp->work, delayed_work_cb);
+ INIT_WORK(&hidpp->work, hidpp_connect_event);
mutex_init(&hidpp->send_mutex);
init_waitqueue_head(&hidpp->wait);
@@ -4460,10 +4434,12 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
hdev->name);
/*
- * Plain USB connections need to actually call start and open
- * on the transport driver to allow incoming data.
+ * First call hid_hw_start(hdev, 0) to allow IO without connecting any
+ * hid subdrivers (hid-input, hidraw). This allows retrieving the dev's
+ * name and serial number and store these in hdev->name and hdev->uniq,
+ * before the hid-input and hidraw drivers expose these to userspace.
*/
- ret = hid_hw_start(hdev, will_restart ? 0 : connect_mask);
+ ret = hid_hw_start(hdev, 0);
if (ret) {
hid_err(hdev, "hw start failed\n");
goto hid_hw_start_fail;
@@ -4479,70 +4455,46 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
/* Allow incoming packets */
hid_device_io_start(hdev);
- if (hidpp->quirks & HIDPP_QUIRK_UNIFYING)
+ /* Get name + serial, store in hdev->name + hdev->uniq */
+ if (id->group == HID_GROUP_LOGITECH_DJ_DEVICE)
hidpp_unifying_init(hidpp);
- else if (hid_is_usb(hidpp->hid_dev))
- hidpp_serial_init(hidpp);
-
- connected = hidpp_root_get_protocol_version(hidpp) == 0;
- atomic_set(&hidpp->connected, connected);
- if (!(hidpp->quirks & HIDPP_QUIRK_UNIFYING)) {
- if (!connected) {
- ret = -ENODEV;
- hid_err(hdev, "Device not connected");
- goto hid_hw_init_fail;
- }
-
- hidpp_overwrite_name(hdev);
- }
+ else
+ hidpp_non_unifying_init(hidpp);
- if (connected && hidpp->protocol_major >= 2) {
- ret = hidpp_set_wireless_feature_index(hidpp);
- if (ret == -ENOENT)
- hidpp->wireless_feature_index = 0;
- else if (ret)
- goto hid_hw_init_fail;
- ret = 0;
- }
+ if (hidpp->quirks & HIDPP_QUIRK_DELAYED_INIT)
+ connect_mask &= ~HID_CONNECT_HIDINPUT;
- if (connected && (hidpp->quirks & HIDPP_QUIRK_CLASS_WTP)) {
- ret = wtp_get_config(hidpp);
- if (ret)
- goto hid_hw_init_fail;
- } else if (connected && (hidpp->quirks & HIDPP_QUIRK_CLASS_G920)) {
- ret = g920_get_config(hidpp, &data);
- if (ret)
- goto hid_hw_init_fail;
+ /* Now export the actual inputs and hidraw nodes to the world */
+ hid_device_io_stop(hdev);
+ ret = hid_connect(hdev, connect_mask);
+ if (ret) {
+ hid_err(hdev, "%s:hid_connect returned error %d\n", __func__, ret);
+ goto hid_hw_init_fail;
}
+ /* Check for connected devices now that incoming packets will not be disabled again */
+ hid_device_io_start(hdev);
schedule_work(&hidpp->work);
flush_work(&hidpp->work);
- if (will_restart) {
- /* Reset the HID node state */
- hid_device_io_stop(hdev);
- hid_hw_close(hdev);
- hid_hw_stop(hdev);
-
- if (hidpp->quirks & HIDPP_QUIRK_DELAYED_INIT)
- connect_mask &= ~HID_CONNECT_HIDINPUT;
+ if (hidpp->quirks & HIDPP_QUIRK_CLASS_G920) {
+ struct hidpp_ff_private_data data;
- /* Now export the actual inputs and hidraw nodes to the world */
- ret = hid_hw_start(hdev, connect_mask);
- if (ret) {
- hid_err(hdev, "%s:hid_hw_start returned error\n", __func__);
- goto hid_hw_start_fail;
- }
- }
+ ret = g920_get_config(hidpp, &data);
+ if (!ret)
+ ret = hidpp_ff_init(hidpp, &data);
- 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);
}
+ /*
+ * This relies on logi_dj_ll_close() being a no-op so that DJ connection
+ * events will still be received.
+ */
+ hid_hw_close(hdev);
return ret;
hid_hw_init_fail:
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 8db4ae05febc..e098cc7b3944 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1802,7 +1802,6 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
return 0;
}
-#ifdef CONFIG_PM
static int mt_suspend(struct hid_device *hdev, pm_message_t state)
{
struct mt_device *td = hid_get_drvdata(hdev);
@@ -1836,7 +1835,6 @@ static int mt_resume(struct hid_device *hdev)
return 0;
}
-#endif
static void mt_remove(struct hid_device *hdev)
{
@@ -2259,10 +2257,8 @@ static struct hid_driver mt_driver = {
.usage_table = mt_grabbed_usages,
.event = mt_event,
.report = mt_report,
-#ifdef CONFIG_PM
- .suspend = mt_suspend,
- .reset_resume = mt_reset_resume,
- .resume = mt_resume,
-#endif
+ .suspend = pm_ptr(mt_suspend),
+ .reset_resume = pm_ptr(mt_reset_resume),
+ .resume = pm_ptr(mt_resume),
};
module_hid_driver(mt_driver);
diff --git a/drivers/hid/hid-nintendo.c b/drivers/hid/hid-nintendo.c
index 10468f727e5b..138f154fecef 100644
--- a/drivers/hid/hid-nintendo.c
+++ b/drivers/hid/hid-nintendo.c
@@ -410,6 +410,18 @@ static const char * const joycon_player_led_names[] = {
LED_FUNCTION_PLAYER4,
};
#define JC_NUM_LEDS ARRAY_SIZE(joycon_player_led_names)
+#define JC_NUM_LED_PATTERNS 8
+/* Taken from https://www.nintendo.com/my/support/qa/detail/33822 */
+static const enum led_brightness joycon_player_led_patterns[JC_NUM_LED_PATTERNS][JC_NUM_LEDS] = {
+ { 1, 0, 0, 0 },
+ { 1, 1, 0, 0 },
+ { 1, 1, 1, 0 },
+ { 1, 1, 1, 1 },
+ { 1, 0, 0, 1 },
+ { 1, 0, 1, 0 },
+ { 1, 0, 1, 1 },
+ { 0, 1, 1, 0 },
+};
/* Each physical controller is associated with a joycon_ctlr struct */
struct joycon_ctlr {
@@ -699,6 +711,25 @@ static int joycon_set_player_leds(struct joycon_ctlr *ctlr, u8 flash, u8 on)
return joycon_send_subcmd(ctlr, req, 1, HZ/4);
}
+static int joycon_set_home_led(struct joycon_ctlr *ctlr, enum led_brightness brightness)
+{
+ struct joycon_subcmd_request *req;
+ u8 buffer[sizeof(*req) + 5] = { 0 };
+ u8 *data;
+
+ req = (struct joycon_subcmd_request *)buffer;
+ req->subcmd_id = JC_SUBCMD_SET_HOME_LIGHT;
+ data = req->data;
+ data[0] = 0x01;
+ data[1] = brightness << 4;
+ data[2] = brightness | (brightness << 4);
+ data[3] = 0x11;
+ data[4] = 0x11;
+
+ hid_dbg(ctlr->hdev, "setting home led brightness\n");
+ return joycon_send_subcmd(ctlr, req, 5, HZ/4);
+}
+
static int joycon_request_spi_flash_read(struct joycon_ctlr *ctlr,
u32 start_addr, u8 size, u8 **reply)
{
@@ -1840,6 +1871,7 @@ static int joycon_input_create(struct joycon_ctlr *ctlr)
return 0;
}
+/* Because the subcommand sets all the leds at once, the brightness argument is ignored */
static int joycon_player_led_brightness_set(struct led_classdev *led,
enum led_brightness brightness)
{
@@ -1849,7 +1881,6 @@ static int joycon_player_led_brightness_set(struct led_classdev *led,
int val = 0;
int i;
int ret;
- int num;
ctlr = hid_get_drvdata(hdev);
if (!ctlr) {
@@ -1857,21 +1888,10 @@ static int joycon_player_led_brightness_set(struct led_classdev *led,
return -ENODEV;
}
- /* determine which player led this is */
- for (num = 0; num < JC_NUM_LEDS; num++) {
- if (&ctlr->leds[num] == led)
- break;
- }
- if (num >= JC_NUM_LEDS)
- return -EINVAL;
+ for (i = 0; i < JC_NUM_LEDS; i++)
+ val |= ctlr->leds[i].brightness << i;
mutex_lock(&ctlr->output_mutex);
- for (i = 0; i < JC_NUM_LEDS; i++) {
- if (i == num)
- val |= brightness << i;
- else
- val |= ctlr->leds[i].brightness << i;
- }
ret = joycon_set_player_leds(ctlr, 0, val);
mutex_unlock(&ctlr->output_mutex);
@@ -1884,9 +1904,6 @@ static int joycon_home_led_brightness_set(struct led_classdev *led,
struct device *dev = led->dev->parent;
struct hid_device *hdev = to_hid_device(dev);
struct joycon_ctlr *ctlr;
- struct joycon_subcmd_request *req;
- u8 buffer[sizeof(*req) + 5] = { 0 };
- u8 *data;
int ret;
ctlr = hid_get_drvdata(hdev);
@@ -1894,43 +1911,35 @@ static int joycon_home_led_brightness_set(struct led_classdev *led,
hid_err(hdev, "No controller data\n");
return -ENODEV;
}
-
- req = (struct joycon_subcmd_request *)buffer;
- req->subcmd_id = JC_SUBCMD_SET_HOME_LIGHT;
- data = req->data;
- data[0] = 0x01;
- data[1] = brightness << 4;
- data[2] = brightness | (brightness << 4);
- data[3] = 0x11;
- data[4] = 0x11;
-
- hid_dbg(hdev, "setting home led brightness\n");
mutex_lock(&ctlr->output_mutex);
- ret = joycon_send_subcmd(ctlr, req, 5, HZ/4);
+ ret = joycon_set_home_led(ctlr, brightness);
mutex_unlock(&ctlr->output_mutex);
-
return ret;
}
-static DEFINE_MUTEX(joycon_input_num_mutex);
+static DEFINE_SPINLOCK(joycon_input_num_spinlock);
static int joycon_leds_create(struct joycon_ctlr *ctlr)
{
struct hid_device *hdev = ctlr->hdev;
struct device *dev = &hdev->dev;
const char *d_name = dev_name(dev);
struct led_classdev *led;
+ int led_val = 0;
char *name;
- int ret = 0;
+ int ret;
int i;
- static int input_num = 1;
+ unsigned long flags;
+ int player_led_pattern;
+ static int input_num;
- /* Set the default controller player leds based on controller number */
- mutex_lock(&joycon_input_num_mutex);
- mutex_lock(&ctlr->output_mutex);
- ret = joycon_set_player_leds(ctlr, 0, 0xF >> (4 - input_num));
- if (ret)
- hid_warn(ctlr->hdev, "Failed to set leds; ret=%d\n", ret);
- mutex_unlock(&ctlr->output_mutex);
+ /*
+ * Set the player leds based on controller number
+ * Because there is no standard concept of "player number", the pattern
+ * number will simply increase by 1 every time a controller is connected.
+ */
+ spin_lock_irqsave(&joycon_input_num_spinlock, flags);
+ player_led_pattern = input_num++ % JC_NUM_LED_PATTERNS;
+ spin_unlock_irqrestore(&joycon_input_num_spinlock, flags);
/* configure the player LEDs */
for (i = 0; i < JC_NUM_LEDS; i++) {
@@ -1938,31 +1947,37 @@ static int joycon_leds_create(struct joycon_ctlr *ctlr)
d_name,
"green",
joycon_player_led_names[i]);
- if (!name) {
- mutex_unlock(&joycon_input_num_mutex);
+ if (!name)
return -ENOMEM;
- }
led = &ctlr->leds[i];
led->name = name;
- led->brightness = ((i + 1) <= input_num) ? 1 : 0;
+ led->brightness = joycon_player_led_patterns[player_led_pattern][i];
led->max_brightness = 1;
led->brightness_set_blocking =
joycon_player_led_brightness_set;
led->flags = LED_CORE_SUSPENDRESUME | LED_HW_PLUGGABLE;
+ led_val |= joycon_player_led_patterns[player_led_pattern][i] << i;
+ }
+ mutex_lock(&ctlr->output_mutex);
+ ret = joycon_set_player_leds(ctlr, 0, led_val);
+ mutex_unlock(&ctlr->output_mutex);
+ if (ret) {
+ hid_warn(hdev, "Failed to set players LEDs, skipping registration; ret=%d\n", ret);
+ goto home_led;
+ }
+
+ for (i = 0; i < JC_NUM_LEDS; i++) {
+ led = &ctlr->leds[i];
ret = devm_led_classdev_register(&hdev->dev, led);
if (ret) {
- hid_err(hdev, "Failed registering %s LED\n", led->name);
- mutex_unlock(&joycon_input_num_mutex);
+ hid_err(hdev, "Failed to register player %d LED; ret=%d\n", i + 1, ret);
return ret;
}
}
- if (++input_num > 4)
- input_num = 1;
- mutex_unlock(&joycon_input_num_mutex);
-
+home_led:
/* configure the home LED */
if (jc_type_has_right(ctlr)) {
name = devm_kasprintf(dev, GFP_KERNEL, "%s:%s:%s",
@@ -1978,16 +1993,20 @@ static int joycon_leds_create(struct joycon_ctlr *ctlr)
led->max_brightness = 0xF;
led->brightness_set_blocking = joycon_home_led_brightness_set;
led->flags = LED_CORE_SUSPENDRESUME | LED_HW_PLUGGABLE;
- ret = devm_led_classdev_register(&hdev->dev, led);
+
+ /* Set the home LED to 0 as default state */
+ mutex_lock(&ctlr->output_mutex);
+ ret = joycon_set_home_led(ctlr, 0);
+ mutex_unlock(&ctlr->output_mutex);
if (ret) {
- hid_err(hdev, "Failed registering home led\n");
- return ret;
+ hid_warn(hdev, "Failed to set home LED, skipping registration; ret=%d\n", ret);
+ return 0;
}
- /* Set the home LED to 0 as default state */
- ret = joycon_home_led_brightness_set(led, 0);
+
+ ret = devm_led_classdev_register(&hdev->dev, led);
if (ret) {
- hid_warn(hdev, "Failed to set home LED default, unregistering home LED");
- devm_led_classdev_unregister(&hdev->dev, led);
+ hid_err(hdev, "Failed to register home LED; ret=%d\n", ret);
+ return ret;
}
}
diff --git a/drivers/hid/hid-nvidia-shield.c b/drivers/hid/hid-nvidia-shield.c
index c463e54decbc..82d0a77359c4 100644
--- a/drivers/hid/hid-nvidia-shield.c
+++ b/drivers/hid/hid-nvidia-shield.c
@@ -915,6 +915,15 @@ err_id:
return ERR_PTR(ret);
}
+static void thunderstrike_destroy(struct thunderstrike *ts)
+{
+ led_classdev_unregister(&ts->led_dev);
+ power_supply_unregister(ts->base.battery_dev.psy);
+ if (ts->haptics_dev)
+ input_unregister_device(ts->haptics_dev);
+ ida_free(&thunderstrike_ida, ts->id);
+}
+
static int android_input_mapping(struct hid_device *hdev, struct hid_input *hi,
struct hid_field *field,
struct hid_usage *usage, unsigned long **bit,
@@ -1074,11 +1083,7 @@ static int shield_probe(struct hid_device *hdev, const struct hid_device_id *id)
err_stop:
hid_hw_stop(hdev);
err_ts_create:
- power_supply_unregister(ts->base.battery_dev.psy);
- if (ts->haptics_dev)
- input_unregister_device(ts->haptics_dev);
- led_classdev_unregister(&ts->led_dev);
- ida_free(&thunderstrike_ida, ts->id);
+ thunderstrike_destroy(ts);
return ret;
}
@@ -1090,11 +1095,7 @@ static void shield_remove(struct hid_device *hdev)
ts = container_of(dev, struct thunderstrike, base);
hid_hw_close(hdev);
- power_supply_unregister(dev->battery_dev.psy);
- if (ts->haptics_dev)
- input_unregister_device(ts->haptics_dev);
- led_classdev_unregister(&ts->led_dev);
- ida_free(&thunderstrike_ida, ts->id);
+ thunderstrike_destroy(ts);
del_timer_sync(&ts->psy_stats_timer);
cancel_work_sync(&ts->hostcmd_req_work);
hid_hw_stop(hdev);
diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
index 3983b4f282f8..5a48fcaa32f0 100644
--- a/drivers/hid/hid-quirks.c
+++ b/drivers/hid/hid-quirks.c
@@ -66,6 +66,7 @@ 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 },
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
index 84e7ba5314d3..d4af17fdba46 100644
--- a/drivers/hid/hid-rmi.c
+++ b/drivers/hid/hid-rmi.c
@@ -436,7 +436,6 @@ static void rmi_report(struct hid_device *hid, struct hid_report *report)
input_sync(field->hidinput->input);
}
-#ifdef CONFIG_PM
static int rmi_suspend(struct hid_device *hdev, pm_message_t message)
{
struct rmi_data *data = hid_get_drvdata(hdev);
@@ -483,7 +482,6 @@ out:
hid_hw_close(hdev);
return ret;
}
-#endif /* CONFIG_PM */
static int rmi_hid_reset(struct rmi_transport_dev *xport, u16 reset_addr)
{
@@ -774,11 +772,9 @@ static struct hid_driver rmi_driver = {
.report = rmi_report,
.input_mapping = rmi_input_mapping,
.input_configured = rmi_input_configured,
-#ifdef CONFIG_PM
- .suspend = rmi_suspend,
- .resume = rmi_post_resume,
- .reset_resume = rmi_post_resume,
-#endif
+ .suspend = pm_ptr(rmi_suspend),
+ .resume = pm_ptr(rmi_post_resume),
+ .reset_resume = pm_ptr(rmi_post_resume),
};
module_hid_driver(rmi_driver);
diff --git a/drivers/hid/hid-uclogic-core-test.c b/drivers/hid/hid-uclogic-core-test.c
index 2bb916226a38..cb274cde3ad2 100644
--- a/drivers/hid/hid-uclogic-core-test.c
+++ b/drivers/hid/hid-uclogic-core-test.c
@@ -56,6 +56,11 @@ static struct uclogic_raw_event_hook_test test_events[] = {
},
};
+static void fake_work(struct work_struct *work)
+{
+
+}
+
static void hid_test_uclogic_exec_event_hook_test(struct kunit *test)
{
struct uclogic_params p = {0, };
@@ -77,6 +82,8 @@ static void hid_test_uclogic_exec_event_hook_test(struct kunit *test)
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, filter->event);
memcpy(filter->event, &hook_events[n].event[0], filter->size);
+ INIT_WORK(&filter->work, fake_work);
+
list_add_tail(&filter->list, &p.event_hooks->list);
}
diff --git a/drivers/hid/hid-uclogic-params-test.c b/drivers/hid/hid-uclogic-params-test.c
index 678f50cbb160..a30121419a29 100644
--- a/drivers/hid/hid-uclogic-params-test.c
+++ b/drivers/hid/hid-uclogic-params-test.c
@@ -174,12 +174,26 @@ static void hid_test_uclogic_parse_ugee_v2_desc(struct kunit *test)
KUNIT_EXPECT_EQ(test, params->frame_type, frame_type);
}
+struct fake_device {
+ unsigned long quirks;
+};
+
static void hid_test_uclogic_params_cleanup_event_hooks(struct kunit *test)
{
int res, n;
+ struct hid_device *hdev;
+ struct fake_device *fake_dev;
struct uclogic_params p = {0, };
- res = uclogic_params_ugee_v2_init_event_hooks(NULL, &p);
+ hdev = kunit_kzalloc(test, sizeof(struct hid_device), GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, hdev);
+
+ fake_dev = kunit_kzalloc(test, sizeof(struct fake_device), GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, fake_dev);
+
+ hid_set_drvdata(hdev, fake_dev);
+
+ res = uclogic_params_ugee_v2_init_event_hooks(hdev, &p);
KUNIT_ASSERT_EQ(test, res, 0);
/* Check that the function can be called repeatedly */
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 257dd73e37bf..a90ed2ceae84 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -1562,7 +1562,6 @@ static int hid_post_reset(struct usb_interface *intf)
return 0;
}
-#ifdef CONFIG_PM
static int hid_resume_common(struct hid_device *hid, bool driver_suspended)
{
int status = 0;
@@ -1654,8 +1653,6 @@ static int hid_reset_resume(struct usb_interface *intf)
return status;
}
-#endif /* CONFIG_PM */
-
static const struct usb_device_id hid_usb_ids[] = {
{ .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS,
.bInterfaceClass = USB_INTERFACE_CLASS_HID },
@@ -1668,11 +1665,9 @@ static struct usb_driver hid_driver = {
.name = "usbhid",
.probe = usbhid_probe,
.disconnect = usbhid_disconnect,
-#ifdef CONFIG_PM
- .suspend = hid_suspend,
- .resume = hid_resume,
- .reset_resume = hid_reset_resume,
-#endif
+ .suspend = pm_ptr(hid_suspend),
+ .resume = pm_ptr(hid_resume),
+ .reset_resume = pm_ptr(hid_reset_resume),
.pre_reset = hid_pre_reset,
.post_reset = hid_post_reset,
.id_table = hid_usb_ids,