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platform_kernel-5.15
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Merge branch 'for-5.14/logitech' into for-linus 

- support for LCD menu keys + LCD brightness control on the Logitech Z-10
  speakers (with LCD) which use the same protocol as the G15 keyboards
  from Hans de Goede
This commit is contained in:
Jiri Kosina 2021-06-30 09:12:44 +02:00
parent 33197bd3e8 b413c59ead
commit 8f4ef88eba
5 changed files with 118 additions and 45 deletions
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1
drivers/hid/hid-ids.h
View File

@ -764,6 +764,7 @@
#define I2C_DEVICE_ID_LG_7010 0x7010
#define USB_VENDOR_ID_LOGITECH 0x046d
#define USB_DEVICE_ID_LOGITECH_Z_10_SPK 0x0a07
#define USB_DEVICE_ID_LOGITECH_AUDIOHUB 0x0a0e
#define USB_DEVICE_ID_LOGITECH_T651 0xb00c
#define USB_DEVICE_ID_LOGITECH_DINOVO_EDGE_KBD 0xb309

1
drivers/hid/hid-ite.c
View File

@ -135,4 +135,5 @@ static struct hid_driver ite_driver = {
};
module_hid_driver(ite_driver);
MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>");
MODULE_LICENSE("GPL");

141
drivers/hid/hid-lg-g15.c
View File

@ -28,6 +28,7 @@ enum lg_g15_model {
LG_G15_V2,
LG_G510,
LG_G510_USB_AUDIO,
LG_Z10,
};
enum lg_g15_led_type {
@ -457,6 +458,13 @@ static int lg_g15_get_initial_led_brightness(struct lg_g15_data *g15)
return ret;
return lg_g510_update_mkey_led_brightness(g15);
case LG_Z10:
/*
* Getting the LCD backlight brightness is not supported.
* Reading Feature(2) fails with -EPIPE and this crashes
* the LCD and touch keys part of the speakers.
*/
return 0;
}
return -EINVAL; /* Never reached */
}
@ -464,7 +472,20 @@ static int lg_g15_get_initial_led_brightness(struct lg_g15_data *g15)
/******** Input functions ********/
/* On the G15 Mark I Logitech has been quite creative with which bit is what */
static int lg_g15_event(struct lg_g15_data *g15, u8 *data, int size)
static void lg_g15_handle_lcd_menu_keys(struct lg_g15_data *g15, u8 *data)
{
int i, val;
/* Most left (round/display) button below the LCD */
input_report_key(g15->input, KEY_KBD_LCD_MENU1, data[8] & 0x80);
/* 4 other buttons below the LCD */
for (i = 0; i < 4; i++) {
val = data[i + 2] & 0x80;
input_report_key(g15->input, KEY_KBD_LCD_MENU2 + i, val);
}
}
static int lg_g15_event(struct lg_g15_data *g15, u8 *data)
{
int i, val;
@ -494,13 +515,7 @@ static int lg_g15_event(struct lg_g15_data *g15, u8 *data, int size)
/* MR */
input_report_key(g15->input, KEY_MACRO_RECORD_START, data[7] & 0x40);
/* Most left (round) button below the LCD */
input_report_key(g15->input, KEY_KBD_LCD_MENU1, data[8] & 0x80);
/* 4 other buttons below the LCD */
for (i = 0; i < 4; i++) {
val = data[i + 2] & 0x80;
input_report_key(g15->input, KEY_KBD_LCD_MENU2 + i, val);
}
lg_g15_handle_lcd_menu_keys(g15, data);
/* Backlight cycle button pressed? */
if (data[1] & 0x80)
@ -510,7 +525,7 @@ static int lg_g15_event(struct lg_g15_data *g15, u8 *data, int size)
return 0;
}
static int lg_g15_v2_event(struct lg_g15_data *g15, u8 *data, int size)
static int lg_g15_v2_event(struct lg_g15_data *g15, u8 *data)
{
int i, val;
@ -542,7 +557,7 @@ static int lg_g15_v2_event(struct lg_g15_data *g15, u8 *data, int size)
return 0;
}
static int lg_g510_event(struct lg_g15_data *g15, u8 *data, int size)
static int lg_g510_event(struct lg_g15_data *g15, u8 *data)
{
bool game_mode_enabled;
int i, val;
@ -586,7 +601,7 @@ static int lg_g510_event(struct lg_g15_data *g15, u8 *data, int size)
return 0;
}
static int lg_g510_leds_event(struct lg_g15_data *g15, u8 *data, int size)
static int lg_g510_leds_event(struct lg_g15_data *g15, u8 *data)
{
bool backlight_disabled;
@ -613,18 +628,24 @@ static int lg_g15_raw_event(struct hid_device *hdev, struct hid_report *report,
switch (g15->model) {
case LG_G15:
if (data[0] == 0x02 && size == 9)
return lg_g15_event(g15, data, size);
return lg_g15_event(g15, data);
break;
case LG_G15_V2:
if (data[0] == 0x02 && size == 5)
return lg_g15_v2_event(g15, data, size);
return lg_g15_v2_event(g15, data);
break;
case LG_Z10:
if (data[0] == 0x02 && size == 9) {
lg_g15_handle_lcd_menu_keys(g15, data);
input_sync(g15->input);
}
break;
case LG_G510:
case LG_G510_USB_AUDIO:
if (data[0] == 0x03 && size == 5)
return lg_g510_event(g15, data, size);
return lg_g510_event(g15, data);
if (data[0] == 0x04 && size == 2)
return lg_g510_leds_event(g15, data, size);
return lg_g510_leds_event(g15, data);
break;
}
@ -645,25 +666,18 @@ static void lg_g15_input_close(struct input_dev *dev)
hid_hw_close(hdev);
}
static int lg_g15_register_led(struct lg_g15_data *g15, int i)
static int lg_g15_register_led(struct lg_g15_data *g15, int i, const char *name)
{
static const char * const led_names[] = {
"g15::kbd_backlight",
"g15::lcd_backlight",
"g15::macro_preset1",
"g15::macro_preset2",
"g15::macro_preset3",
"g15::macro_record",
};
g15->leds[i].led = i;
g15->leds[i].cdev.name = led_names[i];
g15->leds[i].cdev.name = name;
switch (g15->model) {
case LG_G15:
case LG_G15_V2:
g15->leds[i].cdev.brightness_set_blocking = lg_g15_led_set;
g15->leds[i].cdev.brightness_get = lg_g15_led_get;
fallthrough;
case LG_Z10:
g15->leds[i].cdev.brightness_set_blocking = lg_g15_led_set;
if (i < LG_G15_BRIGHTNESS_MAX) {
g15->leds[i].cdev.flags = LED_BRIGHT_HW_CHANGED;
g15->leds[i].cdev.max_brightness = 2;
@ -702,8 +716,38 @@ static int lg_g15_register_led(struct lg_g15_data *g15, int i)
return devm_led_classdev_register(&g15->hdev->dev, &g15->leds[i].cdev);
}
/* Common input device init code shared between keyboards and Z-10 speaker handling */
static void lg_g15_init_input_dev(struct hid_device *hdev, struct input_dev *input,
const char *name)
{
int i;
input->name = name;
input->phys = hdev->phys;
input->uniq = hdev->uniq;
input->id.bustype = hdev->bus;
input->id.vendor = hdev->vendor;
input->id.product = hdev->product;
input->id.version = hdev->version;
input->dev.parent = &hdev->dev;
input->open = lg_g15_input_open;
input->close = lg_g15_input_close;
/* Keys below the LCD, intended for controlling a menu on the LCD */
for (i = 0; i < 5; i++)
input_set_capability(input, EV_KEY, KEY_KBD_LCD_MENU1 + i);
}
static int lg_g15_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
static const char * const led_names[] = {
"g15::kbd_backlight",
"g15::lcd_backlight",
"g15::macro_preset1",
"g15::macro_preset2",
"g15::macro_preset3",
"g15::macro_record",
};
u8 gkeys_settings_output_report = 0;
u8 gkeys_settings_feature_report = 0;
struct hid_report_enum *rep_enum;
@ -744,6 +788,8 @@ static int lg_g15_probe(struct hid_device *hdev, const struct hid_device_id *id)
g15->hdev = hdev;
g15->model = id->driver_data;
g15->input = input;
input_set_drvdata(input, hdev);
hid_set_drvdata(hdev, (void *)g15);
switch (g15->model) {
@ -772,6 +818,9 @@ static int lg_g15_probe(struct hid_device *hdev, const struct hid_device_id *id)
gkeys_settings_feature_report = 0x01;
gkeys = 18;
break;
case LG_Z10:
connect_mask = HID_CONNECT_HIDRAW;
break;
}
ret = hid_hw_start(hdev, connect_mask);
@ -814,17 +863,21 @@ static int lg_g15_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (ret)
goto error_hw_stop;
if (g15->model == LG_Z10) {
lg_g15_init_input_dev(hdev, g15->input, "Logitech Z-10 LCD Menu Keys");
ret = input_register_device(g15->input);
if (ret)
goto error_hw_stop;
ret = lg_g15_register_led(g15, 1, "z-10::lcd_backlight");
if (ret)
goto error_hw_stop;
return 0; /* All done */
}
/* Setup and register input device */
input->name = "Logitech Gaming Keyboard Gaming Keys";
input->phys = hdev->phys;
input->uniq = hdev->uniq;
input->id.bustype = hdev->bus;
input->id.vendor = hdev->vendor;
input->id.product = hdev->product;
input->id.version = hdev->version;
input->dev.parent = &hdev->dev;
input->open = lg_g15_input_open;
input->close = lg_g15_input_close;
lg_g15_init_input_dev(hdev, input, "Logitech Gaming Keyboard Gaming Keys");
/* G-keys */
for (i = 0; i < gkeys; i++)
@ -835,10 +888,6 @@ static int lg_g15_probe(struct hid_device *hdev, const struct hid_device_id *id)
input_set_capability(input, EV_KEY, KEY_MACRO_PRESET1 + i);
input_set_capability(input, EV_KEY, KEY_MACRO_RECORD_START);
/* Keys below the LCD, intended for controlling a menu on the LCD */
for (i = 0; i < 5; i++)
input_set_capability(input, EV_KEY, KEY_KBD_LCD_MENU1 + i);
/*
* On the G510 only report headphone and mic mute keys when *not* using
* the builtin USB audio device. When the builtin audio is used these
@ -850,16 +899,13 @@ static int lg_g15_probe(struct hid_device *hdev, const struct hid_device_id *id)
input_set_capability(input, EV_KEY, KEY_F20);
}
g15->input = input;
input_set_drvdata(input, hdev);
ret = input_register_device(input);
if (ret)
goto error_hw_stop;
/* Register LED devices */
for (i = 0; i < LG_G15_LED_MAX; i++) {
ret = lg_g15_register_led(g15, i);
ret = lg_g15_register_led(g15, i, led_names[i]);
if (ret)
goto error_hw_stop;
}
@ -890,6 +936,10 @@ static const struct hid_device_id lg_g15_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
USB_DEVICE_ID_LOGITECH_G510_USB_AUDIO),
.driver_data = LG_G510_USB_AUDIO },
/* Z-10 speakers */
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
USB_DEVICE_ID_LOGITECH_Z_10_SPK),
.driver_data = LG_Z10 },
{ }
};
MODULE_DEVICE_TABLE(hid, lg_g15_devices);
@ -902,4 +952,5 @@ static struct hid_driver lg_g15_driver = {
};
module_hid_driver(lg_g15_driver);
MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>");
MODULE_LICENSE("GPL");

8
drivers/hid/hid-logitech-dj.c
View File

@ -100,6 +100,7 @@
#define HIDPP_DEVICE_TYPE_MASK GENMASK(3, 0)
#define HIDPP_LINK_STATUS_MASK BIT(6)
#define HIDPP_MANUFACTURER_MASK BIT(7)
#define HIDPP_27MHZ_SECURE_MASK BIT(7)
#define HIDPP_DEVICE_TYPE_KEYBOARD 1
#define HIDPP_DEVICE_TYPE_MOUSE 2
@ -984,6 +985,13 @@ static void logi_hidpp_dev_conn_notif_27mhz(struct hid_device *hdev,
workitem->reports_supported |= STD_MOUSE | HIDPP;
break;
case 3: /* Index 3 is always the keyboard */
if (hidpp_report->params[HIDPP_PARAM_DEVICE_INFO] & HIDPP_27MHZ_SECURE_MASK) {
hid_info(hdev, "Keyboard connection is encrypted\n");
} else {
hid_warn(hdev, "Keyboard events are send over the air in plain-text / unencrypted\n");
hid_warn(hdev, "See: https://gitlab.freedesktop.org/jwrdegoede/logitech-27mhz-keyboard-encryption-setup/\n");
}
fallthrough;
case 4: /* Index 4 is used for an optional separate numpad */
workitem->device_type = HIDPP_DEVICE_TYPE_KEYBOARD;
workitem->reports_supported |= STD_KEYBOARD | MULTIMEDIA |

12
drivers/hid/hid-logitech-hidpp.c
View File

@ -56,6 +56,8 @@ MODULE_PARM_DESC(disable_tap_to_click,
#define HIDPP_SUB_ID_CONSUMER_VENDOR_KEYS 0x03
#define HIDPP_SUB_ID_ROLLER 0x05
#define HIDPP_SUB_ID_MOUSE_EXTRA_BTNS 0x06
#define HIDPP_SUB_ID_USER_IFACE_EVENT 0x08
#define HIDPP_USER_IFACE_EVENT_ENCRYPTION_KEY_LOST BIT(5)
#define HIDPP_QUIRK_CLASS_WTP BIT(0)
#define HIDPP_QUIRK_CLASS_M560 BIT(1)
@ -3529,6 +3531,16 @@ static int hidpp_raw_hidpp_event(struct hidpp_device *hidpp, u8 *data,
return 1;
}
if (hidpp->hid_dev->group == HID_GROUP_LOGITECH_27MHZ_DEVICE &&
data[0] == REPORT_ID_HIDPP_SHORT &&
data[2] == HIDPP_SUB_ID_USER_IFACE_EVENT &&
(data[3] & HIDPP_USER_IFACE_EVENT_ENCRYPTION_KEY_LOST)) {
dev_err_ratelimited(&hidpp->hid_dev->dev,
"Error the keyboard's wireless encryption key has been lost, your keyboard will not work unless you re-configure encryption.\n");
dev_err_ratelimited(&hidpp->hid_dev->dev,
"See: https://gitlab.freedesktop.org/jwrdegoede/logitech-27mhz-keyboard-encryption-setup/\n");
}
if (hidpp->capabilities & HIDPP_CAPABILITY_HIDPP20_BATTERY) {
ret = hidpp20_battery_event_1000(hidpp, data, size);
if (ret != 0)