diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2020-04-28 16:22:53 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2020-05-06 11:40:03 +0200 |
| commit | e271f6c2df78d60dd4873c790a51dba40e6dfb72 (patch) | |
| tree | ed2b34c659c4041f34c657b809324c4c504a6be6 /drivers/hid/hid-asus.c | |
| parent | a61f9e428bf092349fdfebeee37ddefedd3f0fd1 (diff) | |
| download | linux-next-e271f6c2df78d60dd4873c790a51dba40e6dfb72.tar.gz | |
HID: asus: Add support for multi-touch touchpad on Medion Akoya E1239T
The multi-touch touchpad found on the Medion Akoya E1239T's keyboard-dock,
uses the same custom multi-touch protocol as the Asus keyboard-docks
(same chipset vendor, Integrated Technology Express / ITE).
Add support for this using the existing multi-touch touchpad support in
the hid-asus driver.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-asus.c')
| -rw-r--r-- | drivers/hid/hid-asus.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c index 6d97dbbcc287..317d7392ca8b 100644 --- a/drivers/hid/hid-asus.c +++ b/drivers/hid/hid-asus.c @@ -40,6 +40,7 @@ MODULE_AUTHOR("Frederik Wenigwieser <frederik.wenigwieser@gmail.com>"); MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad"); #define T100_TPAD_INTF 2 +#define MEDION_E1239T_TPAD_INTF 1 #define T100CHI_MOUSE_REPORT_ID 0x06 #define FEATURE_REPORT_ID 0x0d @@ -77,6 +78,7 @@ MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad"); #define QUIRK_G752_KEYBOARD BIT(8) #define QUIRK_T101HA_DOCK BIT(9) #define QUIRK_T90CHI BIT(10) +#define QUIRK_MEDION_E1239T BIT(11) #define I2C_KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \ QUIRK_NO_INIT_REPORTS | \ @@ -170,6 +172,16 @@ static const struct asus_touchpad_info asus_t100chi_tp = { .report_size = 15 /* 2 byte header + 3 * 4 + 1 byte footer */, }; +static const struct asus_touchpad_info medion_e1239t_tp = { + .max_x = 2640, + .max_y = 1380, + .res_x = 29, /* units/mm */ + .res_y = 28, /* units/mm */ + .contact_size = 5, + .max_contacts = 5, + .report_size = 32 /* 2 byte header + 5 * 5 + 5 byte footer */, +}; + static void asus_report_contact_down(struct asus_drvdata *drvdat, int toolType, u8 *data) { @@ -877,6 +889,17 @@ static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) drvdata->tp = &asus_t100chi_tp; } + if ((drvdata->quirks & QUIRK_MEDION_E1239T) && + hid_is_using_ll_driver(hdev, &usb_hid_driver)) { + struct usb_host_interface *alt = + to_usb_interface(hdev->dev.parent)->altsetting; + + if (alt->desc.bInterfaceNumber == MEDION_E1239T_TPAD_INTF) { + drvdata->quirks |= QUIRK_SKIP_INPUT_MAPPING; + drvdata->tp = &medion_e1239t_tp; + } + } + if (drvdata->quirks & QUIRK_NO_INIT_REPORTS) hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; @@ -1056,7 +1079,8 @@ static const struct hid_device_id asus_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI }, - + { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE_MEDION_E1239T), + QUIRK_MEDION_E1239T }, { } }; MODULE_DEVICE_TABLE(hid, asus_devices); |