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Merge branch 'for-5.17/apple' into for-linus 

- Apple Magic Keyboard support improvements (José Expósito, Alex Henrie,
  Benjamin Berg)
This commit is contained in:
Jiri Kosina 2022-01-10 09:54:31 +01:00
Родитель 8a2094d679 7f84e2439e
Коммит fce0d27584
4 изменённых файлов: 153 добавлений и 16 удалений
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146
drivers/hid/hid-apple.c
Просмотреть файл

@ -16,24 +16,28 @@
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/jiffies.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/timer.h>
#include "hid-ids.h"
#define APPLE_RDESC_JIS 0x0001
#define APPLE_IGNORE_MOUSE 0x0002
#define APPLE_HAS_FN 0x0004
/* 0x0008 reserved, was: APPLE_HIDDEV */
#define APPLE_ISO_TILDE_QUIRK 0x0010
#define APPLE_MIGHTYMOUSE 0x0020
#define APPLE_INVERT_HWHEEL 0x0040
/* 0x0080 reserved, was: APPLE_IGNORE_HIDINPUT */
#define APPLE_NUMLOCK_EMULATION 0x0100
#define APPLE_RDESC_JIS BIT(0)
#define APPLE_IGNORE_MOUSE BIT(1)
#define APPLE_HAS_FN BIT(2)
/* BIT(3) reserved, was: APPLE_HIDDEV */
#define APPLE_ISO_TILDE_QUIRK BIT(4)
#define APPLE_MIGHTYMOUSE BIT(5)
#define APPLE_INVERT_HWHEEL BIT(6)
/* BIT(7) reserved, was: APPLE_IGNORE_HIDINPUT */
#define APPLE_NUMLOCK_EMULATION BIT(8)
#define APPLE_RDESC_BATTERY BIT(9)
#define APPLE_FLAG_FKEY 0x01
#define HID_COUNTRY_INTERNATIONAL_ISO 13
#define APPLE_BATTERY_TIMEOUT_MS 60000
static unsigned int fnmode = 1;
module_param(fnmode, uint, 0644);
@ -58,10 +62,12 @@ MODULE_PARM_DESC(swap_fn_leftctrl, "Swap the Fn and left Control keys. "
"[0] = as-is, Mac layout, 1 = swapped, PC layout)");
struct apple_sc {
struct hid_device *hdev;
unsigned long quirks;
unsigned int fn_on;
unsigned int fn_found;
DECLARE_BITMAP(pressed_numlock, KEY_CNT);
struct timer_list battery_timer;
};
struct apple_key_translation {
@ -70,6 +76,28 @@ struct apple_key_translation {
u8 flags;
};
static const struct apple_key_translation apple2021_fn_keys[] = {
{ KEY_BACKSPACE, KEY_DELETE },
{ KEY_ENTER, KEY_INSERT },
{ KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
{ KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY },
{ KEY_F3, KEY_SCALE, APPLE_FLAG_FKEY },
{ KEY_F4, KEY_SEARCH, APPLE_FLAG_FKEY },
{ KEY_F5, KEY_MICMUTE, APPLE_FLAG_FKEY },
{ KEY_F6, KEY_SLEEP, APPLE_FLAG_FKEY },
{ KEY_F7, KEY_PREVIOUSSONG, APPLE_FLAG_FKEY },
{ KEY_F8, KEY_PLAYPAUSE, APPLE_FLAG_FKEY },
{ KEY_F9, KEY_NEXTSONG, APPLE_FLAG_FKEY },
{ KEY_F10, KEY_MUTE, APPLE_FLAG_FKEY },
{ KEY_F11, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY },
{ KEY_F12, KEY_VOLUMEUP, APPLE_FLAG_FKEY },
{ KEY_UP, KEY_PAGEUP },
{ KEY_DOWN, KEY_PAGEDOWN },
{ KEY_LEFT, KEY_HOME },
{ KEY_RIGHT, KEY_END },
{ }
};
static const struct apple_key_translation macbookair_fn_keys[] = {
{ KEY_BACKSPACE, KEY_DELETE },
{ KEY_ENTER, KEY_INSERT },
@ -214,7 +242,11 @@ static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
}
if (fnmode) {
if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI &&
if (hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021 ||
hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021 ||
hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021)
table = apple2021_fn_keys;
else if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI &&
hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS)
table = macbookair_fn_keys;
else if (hid->product < 0x21d || hid->product >= 0x300)
@ -333,6 +365,43 @@ static int apple_event(struct hid_device *hdev, struct hid_field *field,
return 0;
}
static int apple_fetch_battery(struct hid_device *hdev)
{
#ifdef CONFIG_HID_BATTERY_STRENGTH
struct apple_sc *asc = hid_get_drvdata(hdev);
struct hid_report_enum *report_enum;
struct hid_report *report;
if (!(asc->quirks & APPLE_RDESC_BATTERY) || !hdev->battery)
return -1;
report_enum = &hdev->report_enum[hdev->battery_report_type];
report = report_enum->report_id_hash[hdev->battery_report_id];
if (!report || report->maxfield < 1)
return -1;
if (hdev->battery_capacity == hdev->battery_max)
return -1;
hid_hw_request(hdev, report, HID_REQ_GET_REPORT);
return 0;
#else
return -1;
#endif
}
static void apple_battery_timer_tick(struct timer_list *t)
{
struct apple_sc *asc = from_timer(asc, t, battery_timer);
struct hid_device *hdev = asc->hdev;
if (apple_fetch_battery(hdev) == 0) {
mod_timer(&asc->battery_timer,
jiffies + msecs_to_jiffies(APPLE_BATTERY_TIMEOUT_MS));
}
}
/*
* MacBook JIS keyboard has wrong logical maximum
* Magic Keyboard JIS has wrong logical maximum
@ -354,6 +423,30 @@ static __u8 *apple_report_fixup(struct hid_device *hdev, __u8 *rdesc,
"fixing up MacBook JIS keyboard report descriptor\n");
rdesc[53] = rdesc[59] = 0xe7;
}
/*
* Change the usage from:
* 0x06, 0x00, 0xff, // Usage Page (Vendor Defined Page 1) 0
* 0x09, 0x0b, // Usage (Vendor Usage 0x0b) 3
* To:
* 0x05, 0x01, // Usage Page (Generic Desktop) 0
* 0x09, 0x06, // Usage (Keyboard) 2
*/
if ((asc->quirks & APPLE_RDESC_BATTERY) && *rsize == 83 &&
rdesc[46] == 0x84 && rdesc[58] == 0x85) {
hid_info(hdev,
"fixing up Magic Keyboard battery report descriptor\n");
*rsize = *rsize - 1;
rdesc = kmemdup(rdesc + 1, *rsize, GFP_KERNEL);
if (!rdesc)
return NULL;
rdesc[0] = 0x05;
rdesc[1] = 0x01;
rdesc[2] = 0x09;
rdesc[3] = 0x06;
}
return rdesc;
}
@ -376,6 +469,9 @@ static void apple_setup_input(struct input_dev *input)
for (trans = apple_iso_keyboard; trans->from; trans++)
set_bit(trans->to, input->keybit);
for (trans = apple2021_fn_keys; trans->from; trans++)
set_bit(trans->to, input->keybit);
if (swap_fn_leftctrl) {
for (trans = swapped_fn_leftctrl_keys; trans->from; trans++)
set_bit(trans->to, input->keybit);
@ -428,7 +524,7 @@ static int apple_input_configured(struct hid_device *hdev,
if ((asc->quirks & APPLE_HAS_FN) && !asc->fn_found) {
hid_info(hdev, "Fn key not found (Apple Wireless Keyboard clone?), disabling Fn key handling\n");
asc->quirks = 0;
asc->quirks &= ~APPLE_HAS_FN;
}
return 0;
@ -447,6 +543,7 @@ static int apple_probe(struct hid_device *hdev,
return -ENOMEM;
}
asc->hdev = hdev;
asc->quirks = quirks;
hid_set_drvdata(hdev, asc);
@ -463,9 +560,23 @@ static int apple_probe(struct hid_device *hdev,
return ret;
}
timer_setup(&asc->battery_timer, apple_battery_timer_tick, 0);
mod_timer(&asc->battery_timer,
jiffies + msecs_to_jiffies(APPLE_BATTERY_TIMEOUT_MS));
apple_fetch_battery(hdev);
return 0;
}
static void apple_remove(struct hid_device *hdev)
{
struct apple_sc *asc = hid_get_drvdata(hdev);
del_timer_sync(&asc->battery_timer);
hid_hw_stop(hdev);
}
static const struct hid_device_id apple_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE),
.driver_data = APPLE_MIGHTYMOUSE | APPLE_INVERT_HWHEEL },
@ -540,11 +651,11 @@ static const struct hid_device_id apple_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
@ -640,6 +751,14 @@ static const struct hid_device_id apple_devices[] = {
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021),
.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
{ }
};
@ -650,6 +769,7 @@ static struct hid_driver apple_driver = {
.id_table = apple_devices,
.report_fixup = apple_report_fixup,
.probe = apple_probe,
.remove = apple_remove,
.event = apple_event,
.input_mapping = apple_input_mapping,
.input_mapped = apple_input_mapped,

2
drivers/hid/hid-ids.h
Просмотреть файл

@ -175,6 +175,8 @@
#define USB_DEVICE_ID_APPLE_IRCONTROL4 0x8242
#define USB_DEVICE_ID_APPLE_IRCONTROL5 0x8243
#define USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021 0x029c
#define USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021 0x029a
#define USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021 0x029f
#define USB_VENDOR_ID_ASUS 0x0486
#define USB_DEVICE_ID_ASUS_T91MT 0x0185

20
drivers/hid/hid-magicmouse.c
Просмотреть файл

@ -51,6 +51,8 @@ static bool report_undeciphered;
module_param(report_undeciphered, bool, 0644);
MODULE_PARM_DESC(report_undeciphered, "Report undeciphered multi-touch state field using a MSC_RAW event");
#define TRACKPAD2_2021_BT_VERSION 0x110
#define TRACKPAD_REPORT_ID 0x28
#define TRACKPAD2_USB_REPORT_ID 0x02
#define TRACKPAD2_BT_REPORT_ID 0x31
@ -538,10 +540,22 @@ static int magicmouse_setup_input(struct input_dev *input, struct hid_device *hd
__set_bit(REL_HWHEEL_HI_RES, input->relbit);
}
} else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) {
/* setting the device name to ensure the same driver settings
* get loaded, whether connected through bluetooth or USB
/* If the trackpad has been connected to a Mac, the name is
* automatically personalized, e.g., "José Expósito's Trackpad".
* When connected through Bluetooth, the personalized name is
* reported, however, when connected through USB the generic
* name is reported.
* Set the device name to ensure the same driver settings get
* loaded, whether connected through bluetooth or USB.
*/
input->name = "Apple Inc. Magic Trackpad 2";
if (hdev->vendor == BT_VENDOR_ID_APPLE) {
if (input->id.version == TRACKPAD2_2021_BT_VERSION)
input->name = "Apple Inc. Magic Trackpad";
else
input->name = "Apple Inc. Magic Trackpad 2";
} else { /* USB_VENDOR_ID_APPLE */
input->name = hdev->name;
}
__clear_bit(EV_MSC, input->evbit);
__clear_bit(BTN_0, input->keybit);

1
drivers/hid/hid-quirks.c
Просмотреть файл

@ -304,6 +304,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021) },
#endif
#if IS_ENABLED(CONFIG_HID_APPLEIR)
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },