- Atmel panels
- Cando dual touch panels
- Chunghwa panels
+ - CJTouch panels
- CVTouch panels
- Cypress TrueTouch panels
- Elan Microelectronics touch panels
{
__u32 data;
unsigned n;
+ __u32 count;
data = item_udata(item);
if (item->size <= 2)
data = (parser->global.usage_page << 16) + data;
+ count = data - parser->local.usage_minimum;
+ if (count + parser->local.usage_index >= HID_MAX_USAGES) {
+ /*
+ * We do not warn if the name is not set, we are
+ * actually pre-scanning the device.
+ */
+ if (dev_name(&parser->device->dev))
+ hid_warn(parser->device,
+ "ignoring exceeding usage max\n");
+ data = HID_MAX_USAGES - parser->local.usage_index +
+ parser->local.usage_minimum - 1;
+ if (data <= 0) {
+ hid_err(parser->device,
+ "no more usage index available\n");
+ return -1;
+ }
+ }
+
for (n = parser->local.usage_minimum; n <= data; n++)
if (hid_add_usage(parser, n)) {
dbg_hid("hid_add_usage failed\n");
hid->group = HID_GROUP_SENSOR_HUB;
if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
- (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 ||
- hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3_JP ||
+ (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3 ||
+ hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP ||
+ hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 ||
hid->product == USB_DEVICE_ID_MS_POWER_COVER) &&
hid->group == HID_GROUP_MULTITOUCH)
hid->group = HID_GROUP_GENERIC;
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) },
- { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3_JP) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
wait_queue_head_t wait;
u8 read_data[61];
u8 read_length;
+ u8 hwversion;
int xfer_status;
atomic_t read_avail;
atomic_t xfer_avail;
return data_length + 3;
}
+static int cp2112_i2c_write_read_req(void *buf, u8 slave_address,
+ u8 *addr, int addr_length,
+ int read_length)
+{
+ struct cp2112_write_read_req_report *report = buf;
+
+ if (read_length < 1 || read_length > 512 ||
+ addr_length > sizeof(report->target_address))
+ return -EINVAL;
+
+ report->report = CP2112_DATA_WRITE_READ_REQUEST;
+ report->slave_address = slave_address << 1;
+ report->length = cpu_to_be16(read_length);
+ report->target_address_length = addr_length;
+ memcpy(report->target_address, addr, addr_length);
+ return addr_length + 5;
+}
+
static int cp2112_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
int num)
{
struct hid_device *hdev = dev->hdev;
u8 buf[64];
ssize_t count;
+ ssize_t read_length = 0;
+ u8 *read_buf = NULL;
unsigned int retries;
int ret;
hid_dbg(hdev, "I2C %d messages\n", num);
- if (num != 1) {
+ if (num == 1) {
+ if (msgs->flags & I2C_M_RD) {
+ hid_dbg(hdev, "I2C read %#04x len %d\n",
+ msgs->addr, msgs->len);
+ read_length = msgs->len;
+ read_buf = msgs->buf;
+ count = cp2112_read_req(buf, msgs->addr, msgs->len);
+ } else {
+ hid_dbg(hdev, "I2C write %#04x len %d\n",
+ msgs->addr, msgs->len);
+ count = cp2112_i2c_write_req(buf, msgs->addr,
+ msgs->buf, msgs->len);
+ }
+ if (count < 0)
+ return count;
+ } else if (dev->hwversion > 1 && /* no repeated start in rev 1 */
+ num == 2 &&
+ msgs[0].addr == msgs[1].addr &&
+ !(msgs[0].flags & I2C_M_RD) && (msgs[1].flags & I2C_M_RD)) {
+ hid_dbg(hdev, "I2C write-read %#04x wlen %d rlen %d\n",
+ msgs[0].addr, msgs[0].len, msgs[1].len);
+ read_length = msgs[1].len;
+ read_buf = msgs[1].buf;
+ count = cp2112_i2c_write_read_req(buf, msgs[0].addr,
+ msgs[0].buf, msgs[0].len, msgs[1].len);
+ if (count < 0)
+ return count;
+ } else {
hid_err(hdev,
"Multi-message I2C transactions not supported\n");
return -EOPNOTSUPP;
}
- if (msgs->flags & I2C_M_RD)
- count = cp2112_read_req(buf, msgs->addr, msgs->len);
- else
- count = cp2112_i2c_write_req(buf, msgs->addr, msgs->buf,
- msgs->len);
-
- if (count < 0)
- return count;
-
ret = hid_hw_power(hdev, PM_HINT_FULLON);
if (ret < 0) {
hid_err(hdev, "power management error: %d\n", ret);
goto power_normal;
}
- if (!(msgs->flags & I2C_M_RD))
- goto finish;
-
- ret = cp2112_read(dev, msgs->buf, msgs->len);
- if (ret < 0)
- goto power_normal;
- if (ret != msgs->len) {
- hid_warn(hdev, "short read: %d < %d\n", ret, msgs->len);
- ret = -EIO;
- goto power_normal;
+ for (count = 0; count < read_length;) {
+ ret = cp2112_read(dev, read_buf + count, read_length - count);
+ if (ret < 0)
+ goto power_normal;
+ if (ret == 0) {
+ hid_err(hdev, "read returned 0\n");
+ ret = -EIO;
+ goto power_normal;
+ }
+ count += ret;
+ if (count > read_length) {
+ /*
+ * The hardware returned too much data.
+ * This is mostly harmless because cp2112_read()
+ * has a limit check so didn't overrun our
+ * buffer. Nevertheless, we return an error
+ * because something is seriously wrong and
+ * it shouldn't go unnoticed.
+ */
+ hid_err(hdev, "long read: %d > %zd\n",
+ ret, read_length - count + ret);
+ ret = -EIO;
+ goto power_normal;
+ }
}
-finish:
/* return the number of transferred messages */
- ret = 1;
+ ret = num;
power_normal:
hid_hw_power(hdev, PM_HINT_NORMAL);
struct cp2112_device *dev = (struct cp2112_device *)adap->algo_data;
struct hid_device *hdev = dev->hdev;
u8 buf[64];
- __be16 word;
+ __le16 word;
ssize_t count;
size_t read_length = 0;
unsigned int retries;
if (I2C_SMBUS_READ == read_write)
count = cp2112_read_req(buf, addr, read_length);
else
- count = cp2112_write_req(buf, addr, data->byte, NULL,
+ count = cp2112_write_req(buf, addr, command, NULL,
0);
break;
case I2C_SMBUS_BYTE_DATA:
break;
case I2C_SMBUS_WORD_DATA:
read_length = 2;
- word = cpu_to_be16(data->word);
+ word = cpu_to_le16(data->word);
if (I2C_SMBUS_READ == read_write)
count = cp2112_write_read_req(buf, addr, read_length,
size = I2C_SMBUS_WORD_DATA;
read_write = I2C_SMBUS_READ;
read_length = 2;
- word = cpu_to_be16(data->word);
+ word = cpu_to_le16(data->word);
count = cp2112_write_read_req(buf, addr, read_length, command,
(u8 *)&word, 2);
data->byte = buf[0];
break;
case I2C_SMBUS_WORD_DATA:
- data->word = be16_to_cpup((__be16 *)buf);
+ data->word = le16_to_cpup((__le16 *)buf);
break;
case I2C_SMBUS_BLOCK_DATA:
if (read_length > I2C_SMBUS_BLOCK_MAX) {
dev->adap.dev.parent = &hdev->dev;
snprintf(dev->adap.name, sizeof(dev->adap.name),
"CP2112 SMBus Bridge on hiddev%d", hdev->minor);
+ dev->hwversion = buf[2];
init_waitqueue_head(&dev->wait);
hid_device_io_start(hdev);
#define USB_VENDOR_ID_CIDC 0x1677
+#define USB_VENDOR_ID_CJTOUCH 0x24b8
+#define USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020 0x0020
+#define USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040 0x0040
+
#define USB_VENDOR_ID_CMEDIA 0x0d8c
#define USB_DEVICE_ID_CM109 0x000e
#define USB_VENDOR_ID_IRTOUCHSYSTEMS 0x6615
#define USB_DEVICE_ID_IRTOUCH_INFRARED_USB 0x0070
+#define USB_VENDOR_ID_ITE 0x048d
+#define USB_DEVICE_ID_ITE_LENOVO_YOGA 0x8386
+
#define USB_VENDOR_ID_JABRA 0x0b0e
#define USB_DEVICE_ID_JABRA_SPEAK_410 0x0412
#define USB_DEVICE_ID_JABRA_SPEAK_510 0x0420
#define USB_DEVICE_ID_MS_SURFACE_PRO_2 0x0799
#define USB_DEVICE_ID_MS_TOUCH_COVER_2 0x07a7
#define USB_DEVICE_ID_MS_TYPE_COVER_2 0x07a9
-#define USB_DEVICE_ID_MS_TYPE_COVER_3 0x07dc
-#define USB_DEVICE_ID_MS_TYPE_COVER_3_JP 0x07dd
+#define USB_DEVICE_ID_MS_TYPE_COVER_PRO_3 0x07dc
+#define USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP 0x07dd
+#define USB_DEVICE_ID_MS_TYPE_COVER_3 0x07de
#define USB_DEVICE_ID_MS_POWER_COVER 0x07da
#define USB_VENDOR_ID_MOJO 0x8282
input_event(input, usage->type, usage->code, value);
- if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
+ if ((field->flags & HID_MAIN_ITEM_RELATIVE) &&
+ usage->type == EV_KEY && value) {
+ input_sync(input);
input_event(input, usage->type, usage->code, 0);
+ }
}
void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
.driver_data = MS_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500),
.driver_data = MS_DUPLICATE_USAGES },
- { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3),
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3),
+ .driver_data = MS_HIDINPUT },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP),
.driver_data = MS_HIDINPUT },
- { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3_JP),
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3),
.driver_data = MS_HIDINPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER),
.driver_data = MS_HIDINPUT },
MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
+ /* CJTouch panels */
+ { .driver_data = MT_CLS_NSMU,
+ MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH,
+ USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020) },
+ { .driver_data = MT_CLS_NSMU,
+ MT_USB_DEVICE(USB_VENDOR_ID_CJTOUCH,
+ USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0040) },
+
/* CVTouch panels */
{ .driver_data = MT_CLS_NSMU,
MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
struct backlight_device *bdev = data->backlight;
data->backlight = NULL;
- if (bdev)
- backlight_device_unregister(bdev);
+ backlight_device_unregister(bdev);
}
int picolcd_resume_backlight(struct picolcd_data *data)
struct rc_dev *rdev = data->rc_dev;
data->rc_dev = NULL;
- if (rdev)
- rc_unregister_device(rdev);
+ rc_unregister_device(rdev);
}
struct lcd_device *ldev = data->lcd;
data->lcd = NULL;
- if (ldev)
- lcd_device_unregister(ldev);
+ lcd_device_unregister(ldev);
}
int picolcd_resume_lcd(struct picolcd_data *data)
#define RMI_READ_DATA_PENDING 1
#define RMI_STARTED 2
+#define RMI_SLEEP_NORMAL 0x0
+#define RMI_SLEEP_DEEP_SLEEP 0x1
+
/* device flags */
#define RMI_DEVICE BIT(0)
#define RMI_DEVICE_HAS_PHYS_BUTTONS BIT(1)
+/*
+ * retrieve the ctrl registers
+ * the ctrl register has a size of 20 but a fw bug split it into 16 + 4,
+ * and there is no way to know if the first 20 bytes are here or not.
+ * We use only the first 12 bytes, so get only them.
+ */
+#define RMI_F11_CTRL_REG_COUNT 12
+
enum rmi_mode_type {
RMI_MODE_OFF = 0,
RMI_MODE_ATTN_REPORTS = 1,
unsigned int max_y;
unsigned int x_size_mm;
unsigned int y_size_mm;
+ bool read_f11_ctrl_regs;
+ u8 f11_ctrl_regs[RMI_F11_CTRL_REG_COUNT];
unsigned int gpio_led_count;
unsigned int button_count;
unsigned long device_flags;
unsigned long firmware_id;
+
+ u8 f01_ctrl0;
+ u8 interrupt_enable_mask;
+ bool restore_interrupt_mask;
};
#define RMI_PAGE(addr) (((addr) >> 8) & 0xff)
}
}
+static int rmi_reset_attn_mode(struct hid_device *hdev)
+{
+ struct rmi_data *data = hid_get_drvdata(hdev);
+ int ret;
+
+ ret = rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
+ if (ret)
+ return ret;
+
+ if (data->restore_interrupt_mask) {
+ ret = rmi_write(hdev, data->f01.control_base_addr + 1,
+ &data->interrupt_enable_mask);
+ if (ret) {
+ hid_err(hdev, "can not write F01 control register\n");
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
static void rmi_reset_work(struct work_struct *work)
{
struct rmi_data *hdata = container_of(work, struct rmi_data,
reset_work);
/* switch the device to RMI if we receive a generic mouse report */
- rmi_set_mode(hdata->hdev, RMI_MODE_ATTN_REPORTS);
+ rmi_reset_attn_mode(hdata->hdev);
}
static inline int rmi_schedule_reset(struct hid_device *hdev)
}
#ifdef CONFIG_PM
+static int rmi_set_sleep_mode(struct hid_device *hdev, int sleep_mode)
+{
+ struct rmi_data *data = hid_get_drvdata(hdev);
+ int ret;
+ u8 f01_ctrl0;
+
+ f01_ctrl0 = (data->f01_ctrl0 & ~0x3) | sleep_mode;
+
+ ret = rmi_write(hdev, data->f01.control_base_addr,
+ &f01_ctrl0);
+ if (ret) {
+ hid_err(hdev, "can not write sleep mode\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int rmi_suspend(struct hid_device *hdev, pm_message_t message)
+{
+ struct rmi_data *data = hid_get_drvdata(hdev);
+ int ret;
+ u8 buf[RMI_F11_CTRL_REG_COUNT];
+
+ ret = rmi_read_block(hdev, data->f11.control_base_addr, buf,
+ RMI_F11_CTRL_REG_COUNT);
+ if (ret)
+ hid_warn(hdev, "can not read F11 control registers\n");
+ else
+ memcpy(data->f11_ctrl_regs, buf, RMI_F11_CTRL_REG_COUNT);
+
+
+ if (!device_may_wakeup(hdev->dev.parent))
+ return rmi_set_sleep_mode(hdev, RMI_SLEEP_DEEP_SLEEP);
+
+ return 0;
+}
+
static int rmi_post_reset(struct hid_device *hdev)
{
- return rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
+ struct rmi_data *data = hid_get_drvdata(hdev);
+ int ret;
+
+ ret = rmi_reset_attn_mode(hdev);
+ if (ret) {
+ hid_err(hdev, "can not set rmi mode\n");
+ return ret;
+ }
+
+ if (data->read_f11_ctrl_regs) {
+ ret = rmi_write_block(hdev, data->f11.control_base_addr,
+ data->f11_ctrl_regs, RMI_F11_CTRL_REG_COUNT);
+ if (ret)
+ hid_warn(hdev,
+ "can not write F11 control registers after reset\n");
+ }
+
+ if (!device_may_wakeup(hdev->dev.parent)) {
+ ret = rmi_set_sleep_mode(hdev, RMI_SLEEP_NORMAL);
+ if (ret) {
+ hid_err(hdev, "can not write sleep mode\n");
+ return ret;
+ }
+ }
+
+ return ret;
}
static int rmi_post_resume(struct hid_device *hdev)
{
- return rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
+ return rmi_reset_attn_mode(hdev);
}
#endif /* CONFIG_PM */
f->interrupt_count = pdt_entry->interrupt_source_count;
f->irq_mask = rmi_gen_mask(f->interrupt_base,
f->interrupt_count);
+ data->interrupt_enable_mask |= f->irq_mask;
}
}
data->firmware_id += info[2] * 65536;
}
+ ret = rmi_read_block(hdev, data->f01.control_base_addr, info,
+ 2);
+
+ if (ret) {
+ hid_err(hdev, "can not read f01 ctrl registers\n");
+ return ret;
+ }
+
+ data->f01_ctrl0 = info[0];
+
+ if (!info[1]) {
+ /*
+ * Do to a firmware bug in some touchpads the F01 interrupt
+ * enable control register will be cleared on reset.
+ * This will stop the touchpad from reporting data, so
+ * if F01 CTRL1 is 0 then we need to explicitly enable
+ * interrupts for the functions we want data for.
+ */
+ data->restore_interrupt_mask = true;
+
+ ret = rmi_write(hdev, data->f01.control_base_addr + 1,
+ &data->interrupt_enable_mask);
+ if (ret) {
+ hid_err(hdev, "can not write to control reg 1: %d.\n",
+ ret);
+ return ret;
+ }
+ }
+
return 0;
}
if (has_data40)
data->f11.report_size += data->max_fingers * 2;
- /*
- * retrieve the ctrl registers
- * the ctrl register has a size of 20 but a fw bug split it into 16 + 4,
- * and there is no way to know if the first 20 bytes are here or not.
- * We use only the first 12 bytes, so get only them.
- */
- ret = rmi_read_block(hdev, data->f11.control_base_addr, buf, 12);
+ ret = rmi_read_block(hdev, data->f11.control_base_addr,
+ data->f11_ctrl_regs, RMI_F11_CTRL_REG_COUNT);
if (ret) {
hid_err(hdev, "can not read ctrl block of size 11: %d.\n", ret);
return ret;
}
- data->max_x = buf[6] | (buf[7] << 8);
- data->max_y = buf[8] | (buf[9] << 8);
+ /* data->f11_ctrl_regs now contains valid register data */
+ data->read_f11_ctrl_regs = true;
+
+ data->max_x = data->f11_ctrl_regs[6] | (data->f11_ctrl_regs[7] << 8);
+ data->max_y = data->f11_ctrl_regs[8] | (data->f11_ctrl_regs[9] << 8);
if (has_dribble) {
- buf[0] = buf[0] & ~BIT(6);
- ret = rmi_write(hdev, data->f11.control_base_addr, buf);
+ data->f11_ctrl_regs[0] = data->f11_ctrl_regs[0] & ~BIT(6);
+ ret = rmi_write(hdev, data->f11.control_base_addr,
+ data->f11_ctrl_regs);
if (ret) {
hid_err(hdev, "can not write to control reg 0: %d.\n",
ret);
}
if (has_palm_detect) {
- buf[11] = buf[11] & ~BIT(0);
+ data->f11_ctrl_regs[11] = data->f11_ctrl_regs[11] & ~BIT(0);
ret = rmi_write(hdev, data->f11.control_base_addr + 11,
- &buf[11]);
+ &data->f11_ctrl_regs[11]);
if (ret) {
hid_err(hdev, "can not write to control reg 11: %d.\n",
ret);
.input_mapping = rmi_input_mapping,
.input_configured = rmi_input_configured,
#ifdef CONFIG_PM
+ .suspend = rmi_suspend,
.resume = rmi_post_resume,
.reset_resume = rmi_post_reset,
#endif
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_TEXAS_INSTRUMENTS,
USB_DEVICE_ID_TEXAS_INSTRUMENTS_LENOVO_YOGA),
.driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
+ { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_ITE,
+ USB_DEVICE_ID_ITE_LENOVO_YOGA),
+ .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, HID_ANY_ID,
HID_ANY_ID) },
{ }
0x09, 0x01, /* Usage (Pointer), */
0x81, 0x02, /* Input (Variable), */
0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
- 0x95, 0x20, /* Report Count (26), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+ 0x95, 0x1E, /* Report Count (24), */
0x81, 0x02, /* Input (Variable), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x30, /* Report Count (48), */
* has to be BYTE_SWAPPED before passing up to joystick interface
*/
if ((sc->quirks & SIXAXIS_CONTROLLER) && rd[0] == 0x01 && size == 49) {
+ /*
+ * When connected via Bluetooth the Sixaxis occasionally sends
+ * a report with the second byte 0xff and the rest zeroed.
+ *
+ * This report does not reflect the actual state of the
+ * controller must be ignored to avoid generating false input
+ * events.
+ */
+ if (rd[1] == 0xff)
+ return -EINVAL;
+
swap(rd[41], rd[42]);
swap(rd[43], rd[44]);
swap(rd[45], rd[46]);
for (p = drvdata->rdesc;
p <= drvdata->rdesc + drvdata->rsize - 4;) {
if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D &&
- p[3] < sizeof(params)) {
+ p[3] < ARRAY_SIZE(params)) {
v = params[p[3]];
put_unaligned(cpu_to_le32(v), (s32 *)p);
p += 4;
struct hid_device *hid = ihid->hid;
int ret = 0;
+ if (hid->driver && hid->driver->suspend)
+ ret = hid->driver->suspend(hid, PMSG_SUSPEND);
+
disable_irq(ihid->irq);
if (device_may_wakeup(&client->dev))
enable_irq_wake(ihid->irq);
- if (hid->driver && hid->driver->suspend)
- ret = hid->driver->suspend(hid, PMSG_SUSPEND);
-
/* Save some power */
i2c_hid_set_power(client, I2C_HID_PWR_SLEEP);
* Wait 50 msec for the queue to empty before allowing events
* to go through hid.
*/
- msleep(50);
+ if (res == 0 && !(hid->quirks & HID_QUIRK_ALWAYS_POLL))
+ msleep(50);
clear_bit(HID_RESUME_RUNNING, &usbhid->iofl);
}
done:
{ USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_SURFACE_PRO_2, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_2, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3, HID_QUIRK_NO_INIT_REPORTS },
- { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3_JP, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NEXIO, USB_DEVICE_ID_NEXIO_MULTITOUCH_PTI0750, HID_QUIRK_NO_INIT_REPORTS },
if (!input_dev)
return NULL;
- input_dev->name = wacom_wac->pen_name;
+ input_dev->name = wacom_wac->features.name;
input_dev->phys = hdev->phys;
input_dev->dev.parent = &hdev->dev;
input_dev->open = wacom_open;
return input_dev;
}
-static void wacom_free_inputs(struct wacom *wacom)
-{
- struct wacom_wac *wacom_wac = &(wacom->wacom_wac);
-
- if (wacom_wac->pen_input)
- input_free_device(wacom_wac->pen_input);
- if (wacom_wac->touch_input)
- input_free_device(wacom_wac->touch_input);
- if (wacom_wac->pad_input)
- input_free_device(wacom_wac->pad_input);
- wacom_wac->pen_input = NULL;
- wacom_wac->touch_input = NULL;
- wacom_wac->pad_input = NULL;
-}
-
-static int wacom_allocate_inputs(struct wacom *wacom)
-{
- struct input_dev *pen_input_dev, *touch_input_dev, *pad_input_dev;
- struct wacom_wac *wacom_wac = &(wacom->wacom_wac);
-
- pen_input_dev = wacom_allocate_input(wacom);
- touch_input_dev = wacom_allocate_input(wacom);
- pad_input_dev = wacom_allocate_input(wacom);
- if (!pen_input_dev || !touch_input_dev || !pad_input_dev) {
- wacom_free_inputs(wacom);
- return -ENOMEM;
- }
-
- wacom_wac->pen_input = pen_input_dev;
- wacom_wac->touch_input = touch_input_dev;
- wacom_wac->touch_input->name = wacom_wac->touch_name;
- wacom_wac->pad_input = pad_input_dev;
- wacom_wac->pad_input->name = wacom_wac->pad_name;
-
- return 0;
-}
-
static void wacom_clean_inputs(struct wacom *wacom)
{
if (wacom->wacom_wac.pen_input) {
wacom_destroy_leds(wacom);
}
+static int wacom_allocate_inputs(struct wacom *wacom)
+{
+ struct wacom_wac *wacom_wac = &(wacom->wacom_wac);
+
+ wacom_wac->pen_input = wacom_allocate_input(wacom);
+ wacom_wac->touch_input = wacom_allocate_input(wacom);
+ wacom_wac->pad_input = wacom_allocate_input(wacom);
+ if (!wacom_wac->pen_input || !wacom_wac->touch_input || !wacom_wac->pad_input) {
+ wacom_clean_inputs(wacom);
+ return -ENOMEM;
+ }
+
+ wacom_wac->pen_input->name = wacom_wac->pen_name;
+ wacom_wac->touch_input->name = wacom_wac->touch_name;
+ wacom_wac->pad_input->name = wacom_wac->pad_name;
+
+ return 0;
+}
+
static int wacom_register_inputs(struct wacom *wacom)
{
struct input_dev *pen_input_dev, *touch_input_dev, *pad_input_dev;
.id_table = wacom_ids,
.probe = wacom_probe,
.remove = wacom_remove,
- .event = wacom_wac_event,
.report = wacom_wac_report,
#ifdef CONFIG_PM
.resume = wacom_resume,
return 0;
}
+static void wacom_wac_pen_pre_report(struct hid_device *hdev,
+ struct hid_report *report)
+{
+ return;
+}
+
static void wacom_wac_pen_report(struct hid_device *hdev,
struct hid_report *report)
{
wacom_map_usage(input, usage, field, EV_ABS,
ABS_MT_POSITION_Y, 4);
break;
+ case HID_DG_WIDTH:
+ case HID_DG_HEIGHT:
+ features->last_slot_field = usage->hid;
+ wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
+ wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
+ input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
+ break;
case HID_DG_CONTACTID:
features->last_slot_field = usage->hid;
break;
features->last_slot_field = usage->hid;
wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
break;
+ case HID_DG_CONTACTCOUNT:
+ wacom_wac->hid_data.cc_index = field->index;
+ wacom_wac->hid_data.cc_value_index = usage->usage_index;
+ break;
}
}
bool prox = hid_data->tipswitch &&
!wacom_wac->shared->stylus_in_proximity;
+ wacom_wac->hid_data.num_received++;
+ if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
+ return;
+
if (mt) {
int slot;
hid_data->x);
input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
hid_data->y);
+
+ if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
+ input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
+ input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
+ if (hid_data->width != hid_data->height)
+ input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
+ }
}
}
case HID_GD_Y:
wacom_wac->hid_data.y = value;
break;
+ case HID_DG_WIDTH:
+ wacom_wac->hid_data.width = value;
+ break;
+ case HID_DG_HEIGHT:
+ wacom_wac->hid_data.height = value;
+ break;
case HID_DG_CONTACTID:
wacom_wac->hid_data.id = value;
break;
return 0;
}
+static void wacom_wac_finger_pre_report(struct hid_device *hdev,
+ struct hid_report *report)
+{
+ struct wacom *wacom = hid_get_drvdata(hdev);
+ struct wacom_wac *wacom_wac = &wacom->wacom_wac;
+ struct hid_data* hid_data = &wacom_wac->hid_data;
+
+ if (hid_data->cc_index >= 0) {
+ struct hid_field *field = report->field[hid_data->cc_index];
+ int value = field->value[hid_data->cc_value_index];
+ if (value)
+ hid_data->num_expected = value;
+ }
+ else {
+ hid_data->num_expected = wacom_wac->features.touch_max;
+ }
+}
+
static void wacom_wac_finger_report(struct hid_device *hdev,
struct hid_report *report)
{
struct input_dev *input = wacom_wac->touch_input;
unsigned touch_max = wacom_wac->features.touch_max;
+ /* If more packets of data are expected, give us a chance to
+ * process them rather than immediately syncing a partial
+ * update.
+ */
+ if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
+ return;
+
if (touch_max > 1)
input_mt_sync_frame(input);
input_sync(input);
+ wacom_wac->hid_data.num_received = 0;
/* keep touch state for pen event */
wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
return 0;
}
+static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
+{
+ int r;
+
+ for (r = 0; r < report->maxfield; r++) {
+ struct hid_field *field;
+ unsigned count, n;
+
+ field = report->field[r];
+ count = field->report_count;
+
+ if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
+ continue;
+
+ for (n = 0; n < count; n++)
+ wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
+ }
+}
+
void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
{
struct wacom *wacom = hid_get_drvdata(hdev);
if (wacom_wac->features.type != HID_GENERIC)
return;
+ if (WACOM_PEN_FIELD(field))
+ wacom_wac_pen_pre_report(hdev, report);
+
+ if (WACOM_FINGER_FIELD(field))
+ wacom_wac_finger_pre_report(hdev, report);
+
+ wacom_report_events(hdev, report);
+
if (WACOM_PEN_FIELD(field))
return wacom_wac_pen_report(hdev, report);
* 0, whose HID descriptor has an application usage of 0xFF0D
* (i.e., WACOM_VENDORDEFINED_PEN). We route pen packets back
* out through the HID_GENERIC device created for interface 1,
- * so rewrite this one to be of type BTN_TOOL_FINGER.
+ * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
*/
if (features->type == BAMBOO_PAD)
- features->device_type |= WACOM_DEVICETYPE_TOUCH;
+ features->device_type = WACOM_DEVICETYPE_TOUCH;
if (wacom->hdev->bus == BUS_BLUETOOTH)
features->quirks |= WACOM_QUIRK_BATTERY;
int width;
int height;
int id;
+ int cc_index;
+ int cc_value_index;
+ int num_expected;
+ int num_received;
};
struct wacom_wac {
projects / karo-tx-linux.git / commitdiff