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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 02:39:48 +00:00
Merge branch 'for-4.14/asus' into for-linus
- T100 touchpad support from Hans de Goede
This commit is contained in:
commit
d3c7ad2432
3 changed files with 175 additions and 45 deletions
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@ -29,6 +29,7 @@
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#include <linux/hid.h>
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#include <linux/module.h>
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#include <linux/input/mt.h>
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#include <linux/usb.h> /* For to_usb_interface for T100 touchpad intf check */
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#include "hid-ids.h"
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@ -38,24 +39,19 @@ MODULE_AUTHOR("Victor Vlasenko <victor.vlasenko@sysgears.com>");
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MODULE_AUTHOR("Frederik Wenigwieser <frederik.wenigwieser@gmail.com>");
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MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad");
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#define T100_TPAD_INTF 2
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#define T100CHI_MOUSE_REPORT_ID 0x06
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#define FEATURE_REPORT_ID 0x0d
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#define INPUT_REPORT_ID 0x5d
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#define FEATURE_KBD_REPORT_ID 0x5a
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#define INPUT_REPORT_SIZE 28
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#define FEATURE_KBD_REPORT_SIZE 16
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#define SUPPORT_KBD_BACKLIGHT BIT(0)
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#define MAX_CONTACTS 5
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#define MAX_X 2794
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#define MAX_Y 1758
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#define MAX_TOUCH_MAJOR 8
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#define MAX_PRESSURE 128
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#define CONTACT_DATA_SIZE 5
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#define BTN_LEFT_MASK 0x01
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#define CONTACT_TOOL_TYPE_MASK 0x80
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#define CONTACT_X_MSB_MASK 0xf0
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@ -70,6 +66,7 @@ MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad");
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#define QUIRK_NO_CONSUMER_USAGES BIT(4)
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#define QUIRK_USE_KBD_BACKLIGHT BIT(5)
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#define QUIRK_T100_KEYBOARD BIT(6)
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#define QUIRK_T100CHI BIT(7)
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#define I2C_KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \
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QUIRK_NO_INIT_REPORTS | \
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@ -88,19 +85,62 @@ struct asus_kbd_leds {
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bool removed;
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};
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struct asus_touchpad_info {
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int max_x;
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int max_y;
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int res_x;
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int res_y;
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int contact_size;
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int max_contacts;
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};
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struct asus_drvdata {
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unsigned long quirks;
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struct input_dev *input;
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struct asus_kbd_leds *kbd_backlight;
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const struct asus_touchpad_info *tp;
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bool enable_backlight;
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};
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static void asus_report_contact_down(struct input_dev *input,
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static const struct asus_touchpad_info asus_i2c_tp = {
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.max_x = 2794,
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.max_y = 1758,
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.contact_size = 5,
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.max_contacts = 5,
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};
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static const struct asus_touchpad_info asus_t100ta_tp = {
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.max_x = 2240,
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.max_y = 1120,
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.res_x = 30, /* units/mm */
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.res_y = 27, /* units/mm */
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.contact_size = 5,
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.max_contacts = 5,
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};
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static const struct asus_touchpad_info asus_t100chi_tp = {
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.max_x = 2640,
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.max_y = 1320,
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.res_x = 31, /* units/mm */
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.res_y = 29, /* units/mm */
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.contact_size = 3,
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.max_contacts = 4,
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};
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static void asus_report_contact_down(struct asus_drvdata *drvdat,
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int toolType, u8 *data)
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{
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int touch_major, pressure;
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int x = (data[0] & CONTACT_X_MSB_MASK) << 4 | data[1];
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int y = MAX_Y - ((data[0] & CONTACT_Y_MSB_MASK) << 8 | data[2]);
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struct input_dev *input = drvdat->input;
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int touch_major, pressure, x, y;
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x = (data[0] & CONTACT_X_MSB_MASK) << 4 | data[1];
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y = drvdat->tp->max_y - ((data[0] & CONTACT_Y_MSB_MASK) << 8 | data[2]);
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input_report_abs(input, ABS_MT_POSITION_X, x);
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input_report_abs(input, ABS_MT_POSITION_Y, y);
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if (drvdat->tp->contact_size < 5)
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return;
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if (toolType == MT_TOOL_PALM) {
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touch_major = MAX_TOUCH_MAJOR;
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@ -110,19 +150,20 @@ static void asus_report_contact_down(struct input_dev *input,
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pressure = data[4] & CONTACT_PRESSURE_MASK;
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}
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input_report_abs(input, ABS_MT_POSITION_X, x);
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input_report_abs(input, ABS_MT_POSITION_Y, y);
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input_report_abs(input, ABS_MT_TOUCH_MAJOR, touch_major);
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input_report_abs(input, ABS_MT_PRESSURE, pressure);
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}
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/* Required for Synaptics Palm Detection */
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static void asus_report_tool_width(struct input_dev *input)
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static void asus_report_tool_width(struct asus_drvdata *drvdat)
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{
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struct input_mt *mt = input->mt;
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struct input_mt *mt = drvdat->input->mt;
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struct input_mt_slot *oldest;
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int oldid, count, i;
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if (drvdat->tp->contact_size < 5)
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return;
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oldest = NULL;
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oldid = mt->trkid;
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count = 0;
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@ -141,35 +182,42 @@ static void asus_report_tool_width(struct input_dev *input)
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}
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if (oldest) {
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input_report_abs(input, ABS_TOOL_WIDTH,
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input_report_abs(drvdat->input, ABS_TOOL_WIDTH,
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input_mt_get_value(oldest, ABS_MT_TOUCH_MAJOR));
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}
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}
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static void asus_report_input(struct input_dev *input, u8 *data)
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static int asus_report_input(struct asus_drvdata *drvdat, u8 *data, int size)
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{
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int i;
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int i, toolType = MT_TOOL_FINGER;
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u8 *contactData = data + 2;
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for (i = 0; i < MAX_CONTACTS; i++) {
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if (size != 3 + drvdat->tp->contact_size * drvdat->tp->max_contacts)
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return 0;
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for (i = 0; i < drvdat->tp->max_contacts; i++) {
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bool down = !!(data[1] & BIT(i+3));
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int toolType = contactData[3] & CONTACT_TOOL_TYPE_MASK ?
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if (drvdat->tp->contact_size >= 5)
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toolType = contactData[3] & CONTACT_TOOL_TYPE_MASK ?
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MT_TOOL_PALM : MT_TOOL_FINGER;
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input_mt_slot(input, i);
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input_mt_report_slot_state(input, toolType, down);
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input_mt_slot(drvdat->input, i);
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input_mt_report_slot_state(drvdat->input, toolType, down);
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if (down) {
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asus_report_contact_down(input, toolType, contactData);
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contactData += CONTACT_DATA_SIZE;
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asus_report_contact_down(drvdat, toolType, contactData);
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contactData += drvdat->tp->contact_size;
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}
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}
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input_report_key(input, BTN_LEFT, data[1] & BTN_LEFT_MASK);
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asus_report_tool_width(input);
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input_report_key(drvdat->input, BTN_LEFT, data[1] & BTN_LEFT_MASK);
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asus_report_tool_width(drvdat);
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input_mt_sync_frame(input);
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input_sync(input);
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input_mt_sync_frame(drvdat->input);
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input_sync(drvdat->input);
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return 1;
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}
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static int asus_raw_event(struct hid_device *hdev,
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@ -177,12 +225,8 @@ static int asus_raw_event(struct hid_device *hdev,
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{
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struct asus_drvdata *drvdata = hid_get_drvdata(hdev);
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if (drvdata->quirks & QUIRK_IS_MULTITOUCH &&
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data[0] == INPUT_REPORT_ID &&
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size == INPUT_REPORT_SIZE) {
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asus_report_input(drvdata->input, data);
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return 1;
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}
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if (drvdata->tp && data[0] == INPUT_REPORT_ID)
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return asus_report_input(drvdata, data, size);
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return 0;
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}
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@ -334,19 +378,35 @@ static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi)
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struct input_dev *input = hi->input;
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struct asus_drvdata *drvdata = hid_get_drvdata(hdev);
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if (drvdata->quirks & QUIRK_IS_MULTITOUCH) {
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/* T100CHI uses MULTI_INPUT, bind the touchpad to the mouse hid_input */
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if (drvdata->quirks & QUIRK_T100CHI &&
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hi->report->id != T100CHI_MOUSE_REPORT_ID)
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return 0;
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if (drvdata->tp) {
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int ret;
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input_set_abs_params(input, ABS_MT_POSITION_X, 0, MAX_X, 0, 0);
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input_set_abs_params(input, ABS_MT_POSITION_Y, 0, MAX_Y, 0, 0);
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input_set_abs_params(input, ABS_TOOL_WIDTH, 0, MAX_TOUCH_MAJOR, 0, 0);
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input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, MAX_TOUCH_MAJOR, 0, 0);
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input_set_abs_params(input, ABS_MT_PRESSURE, 0, MAX_PRESSURE, 0, 0);
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input_set_abs_params(input, ABS_MT_POSITION_X, 0,
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drvdata->tp->max_x, 0, 0);
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input_set_abs_params(input, ABS_MT_POSITION_Y, 0,
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drvdata->tp->max_y, 0, 0);
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input_abs_set_res(input, ABS_MT_POSITION_X, drvdata->tp->res_x);
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input_abs_set_res(input, ABS_MT_POSITION_Y, drvdata->tp->res_y);
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if (drvdata->tp->contact_size >= 5) {
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input_set_abs_params(input, ABS_TOOL_WIDTH, 0,
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MAX_TOUCH_MAJOR, 0, 0);
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input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0,
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MAX_TOUCH_MAJOR, 0, 0);
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input_set_abs_params(input, ABS_MT_PRESSURE, 0,
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MAX_PRESSURE, 0, 0);
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}
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__set_bit(BTN_LEFT, input->keybit);
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__set_bit(INPUT_PROP_BUTTONPAD, input->propbit);
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ret = input_mt_init_slots(input, MAX_CONTACTS, INPUT_MT_POINTER);
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ret = input_mt_init_slots(input, drvdata->tp->max_contacts,
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INPUT_MT_POINTER);
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if (ret) {
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hid_err(hdev, "Asus input mt init slots failed: %d\n", ret);
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@ -378,6 +438,26 @@ static int asus_input_mapping(struct hid_device *hdev,
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return -1;
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}
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/*
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* Ignore a bunch of bogus collections in the T100CHI descriptor.
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* This avoids a bunch of non-functional hid_input devices getting
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* created because of the T100CHI using HID_QUIRK_MULTI_INPUT.
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*/
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if (drvdata->quirks & QUIRK_T100CHI) {
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if (field->application == (HID_UP_GENDESK | 0x0080) ||
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usage->hid == (HID_UP_GENDEVCTRLS | 0x0024) ||
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usage->hid == (HID_UP_GENDEVCTRLS | 0x0025) ||
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usage->hid == (HID_UP_GENDEVCTRLS | 0x0026))
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return -1;
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/*
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* We use the hid_input for the mouse report for the touchpad,
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* keep the left button, to avoid the core removing it.
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*/
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if (field->application == HID_GD_MOUSE &&
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usage->hid != (HID_UP_BUTTON | 1))
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return -1;
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}
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/* ASUS-specific keyboard hotkeys */
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if ((usage->hid & HID_USAGE_PAGE) == 0xff310000) {
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set_bit(EV_REP, hi->input->evbit);
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@ -496,7 +576,7 @@ static int __maybe_unused asus_reset_resume(struct hid_device *hdev)
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{
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struct asus_drvdata *drvdata = hid_get_drvdata(hdev);
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if (drvdata->quirks & QUIRK_IS_MULTITOUCH)
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if (drvdata->tp)
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return asus_start_multitouch(hdev);
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return 0;
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@ -517,6 +597,28 @@ static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id)
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drvdata->quirks = id->driver_data;
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if (drvdata->quirks & QUIRK_IS_MULTITOUCH)
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drvdata->tp = &asus_i2c_tp;
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if (drvdata->quirks & QUIRK_T100_KEYBOARD) {
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struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
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if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) {
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drvdata->quirks = QUIRK_SKIP_INPUT_MAPPING;
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drvdata->tp = &asus_t100ta_tp;
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}
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}
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if (drvdata->quirks & QUIRK_T100CHI) {
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/*
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* All functionality is on a single HID interface and for
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* userspace the touchpad must be a separate input_dev.
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*/
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hdev->quirks |= HID_QUIRK_MULTI_INPUT |
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HID_QUIRK_NO_EMPTY_INPUT;
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drvdata->tp = &asus_t100chi_tp;
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}
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if (drvdata->quirks & QUIRK_NO_INIT_REPORTS)
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hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS;
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@ -538,13 +640,13 @@ static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id)
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goto err_stop_hw;
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}
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if (drvdata->quirks & QUIRK_IS_MULTITOUCH) {
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if (drvdata->tp) {
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drvdata->input->name = "Asus TouchPad";
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} else {
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drvdata->input->name = "Asus Keyboard";
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}
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if (drvdata->quirks & QUIRK_IS_MULTITOUCH) {
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if (drvdata->tp) {
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ret = asus_start_multitouch(hdev);
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if (ret)
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goto err_stop_hw;
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@ -578,11 +680,34 @@ static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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hid_info(hdev, "Fixing up Asus notebook report descriptor\n");
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rdesc[55] = 0xdd;
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}
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/* For the T100TA keyboard dock */
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if (drvdata->quirks & QUIRK_T100_KEYBOARD &&
|
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*rsize == 76 && rdesc[73] == 0x81 && rdesc[74] == 0x01) {
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hid_info(hdev, "Fixing up Asus T100 keyb report descriptor\n");
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rdesc[74] &= ~HID_MAIN_ITEM_CONSTANT;
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}
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/* For the T100CHI keyboard dock */
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if (drvdata->quirks & QUIRK_T100CHI &&
|
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*rsize == 403 && rdesc[388] == 0x09 && rdesc[389] == 0x76) {
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/*
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* Change Usage (76h) to Usage Minimum (00h), Usage Maximum
|
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* (FFh) and clear the flags in the Input() byte.
|
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* Note the descriptor has a bogus 0 byte at the end so we
|
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* only need 1 extra byte.
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*/
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*rsize = 404;
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rdesc = kmemdup(rdesc, *rsize, GFP_KERNEL);
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if (!rdesc)
|
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return NULL;
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hid_info(hdev, "Fixing up T100CHI keyb report descriptor\n");
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memmove(rdesc + 392, rdesc + 390, 12);
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rdesc[388] = 0x19;
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rdesc[389] = 0x00;
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rdesc[390] = 0x29;
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rdesc[391] = 0xff;
|
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rdesc[402] = 0x00;
|
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}
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|
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return rdesc;
|
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}
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|
@ -602,6 +727,9 @@ static const struct hid_device_id asus_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) },
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK,
|
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USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI },
|
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|
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{ }
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};
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MODULE_DEVICE_TABLE(hid, asus_devices);
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|
|
|
@ -1982,6 +1982,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100_KEYBOARD) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) },
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD) },
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#endif
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#if IS_ENABLED(CONFIG_HID_AUREAL)
|
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{ HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
|
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|
|
|
@ -176,6 +176,7 @@
|
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#define USB_DEVICE_ID_ASUSTEK_LCM 0x1726
|
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#define USB_DEVICE_ID_ASUSTEK_LCM2 0x175b
|
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#define USB_DEVICE_ID_ASUSTEK_T100_KEYBOARD 0x17e0
|
||||
#define USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD 0x8502
|
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#define USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD 0x8585
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#define USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD 0x0101
|
||||
#define USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1 0x1854
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||||
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Reference in a new issue