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-rw-r--r--Documentation/ABI/testing/sysfs-driver-hid-lenovo (renamed from Documentation/ABI/testing/sysfs-driver-hid-lenovo-tpkbd)12
-rw-r--r--drivers/hid/Kconfig18
-rw-r--r--drivers/hid/Makefile2
-rw-r--r--drivers/hid/hid-core.c11
-rw-r--r--drivers/hid/hid-cp2112.c111
-rw-r--r--drivers/hid/hid-huion.c265
-rw-r--r--drivers/hid/hid-hyperv.c6
-rw-r--r--drivers/hid/hid-ids.h6
-rw-r--r--drivers/hid/hid-lenovo-tpkbd.c462
-rw-r--r--drivers/hid/hid-lenovo.c708
-rw-r--r--drivers/hid/hid-picolcd_debugfs.c9
-rw-r--r--drivers/hid/hid-rmi.c67
-rw-r--r--drivers/hid/hid-roccat-lua.c2
-rw-r--r--drivers/hid/hid-sony.c132
-rw-r--r--drivers/hid/i2c-hid/i2c-hid.c15
-rw-r--r--drivers/hid/usbhid/hid-core.c8
-rw-r--r--drivers/hid/usbhid/hid-quirks.c1
-rw-r--r--include/linux/hid.h1
18 files changed, 1194 insertions, 642 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-lenovo-tpkbd b/Documentation/ABI/testing/sysfs-driver-hid-lenovo
index 57b92cbdceae..53a0725962e1 100644
--- a/Documentation/ABI/testing/sysfs-driver-hid-lenovo-tpkbd
+++ b/Documentation/ABI/testing/sysfs-driver-hid-lenovo
@@ -4,18 +4,21 @@ Contact: linux-input@vger.kernel.org
Description: This controls if mouse clicks should be generated if the trackpoint is quickly pressed. How fast this press has to be
is being controlled by press_speed.
Values are 0 or 1.
+ Applies to Thinkpad USB Keyboard with TrackPoint.
What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/dragging
Date: July 2011
Contact: linux-input@vger.kernel.org
Description: If this setting is enabled, it is possible to do dragging by pressing the trackpoint. This requires press_to_select to be enabled.
Values are 0 or 1.
+ Applies to Thinkpad USB Keyboard with TrackPoint.
What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/release_to_select
Date: July 2011
Contact: linux-input@vger.kernel.org
Description: For details regarding this setting please refer to http://www.pc.ibm.com/ww/healthycomputing/trkpntb.html
Values are 0 or 1.
+ Applies to Thinkpad USB Keyboard with TrackPoint.
What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/select_right
Date: July 2011
@@ -23,16 +26,25 @@ Contact: linux-input@vger.kernel.org
Description: This setting controls if the mouse click events generated by pressing the trackpoint (if press_to_select is enabled) generate
a left or right mouse button click.
Values are 0 or 1.
+ Applies to Thinkpad USB Keyboard with TrackPoint.
What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/sensitivity
Date: July 2011
Contact: linux-input@vger.kernel.org
Description: This file contains the trackpoint sensitivity.
Values are decimal integers from 1 (lowest sensitivity) to 255 (highest sensitivity).
+ Applies to Thinkpad USB Keyboard with TrackPoint.
What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/press_speed
Date: July 2011
Contact: linux-input@vger.kernel.org
Description: This setting controls how fast the trackpoint needs to be pressed to generate a mouse click if press_to_select is enabled.
Values are decimal integers from 1 (slowest) to 255 (fastest).
+ Applies to Thinkpad USB Keyboard with TrackPoint.
+What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/fn_lock
+Date: July 2014
+Contact: linux-input@vger.kernel.org
+Description: This setting controls whether Fn Lock is enabled on the keyboard (i.e. if F1 is Mute or F1)
+ Values are 0 or 1
+ Applies to ThinkPad Compact (USB|Bluetooth) Keyboard with TrackPoint.
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 5e79c6ad914f..e02cf59b048d 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -331,18 +331,20 @@ config HID_LCPOWER
---help---
Support for LC-Power RC1000MCE RF remote control.
-config HID_LENOVO_TPKBD
- tristate "Lenovo ThinkPad USB Keyboard with TrackPoint"
+config HID_LENOVO
+ tristate "Lenovo / Thinkpad devices"
depends on HID
select NEW_LEDS
select LEDS_CLASS
---help---
- Support for the Lenovo ThinkPad USB Keyboard with TrackPoint.
+ Support for Lenovo devices that are not fully compliant with HID standard.
- Say Y here if you have a Lenovo ThinkPad USB Keyboard with TrackPoint
- and would like to use device-specific features like changing the
- sensitivity of the trackpoint, using the microphone mute button or
- controlling the mute and microphone mute LEDs.
+ Say Y if you want support for the non-compliant features of the Lenovo
+ Thinkpad standalone keyboards, e.g:
+ - ThinkPad USB Keyboard with TrackPoint (supports extra LEDs and trackpoint
+ configuration)
+ - ThinkPad Compact Bluetooth Keyboard with TrackPoint (supports Fn keys)
+ - ThinkPad Compact USB Keyboard with TrackPoint (supports Fn keys)
config HID_LOGITECH
tristate "Logitech devices" if EXPERT
@@ -785,7 +787,7 @@ config HID_XINMO
depends on HID
---help---
Support for Xin-Mo devices that are not fully compliant with the HID
- standard. Currently only supports the Xin-Mo Dual Arcade. Say Y here
+ standard. Currently only supports the Xin-Mo Dual Arcade. Say Y here
if you have a Xin-Mo Dual Arcade controller.
config HID_ZEROPLUS
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index a6fa6baf368e..5e96be3ab280 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -59,7 +59,7 @@ obj-$(CONFIG_HID_KENSINGTON) += hid-kensington.o
obj-$(CONFIG_HID_KEYTOUCH) += hid-keytouch.o
obj-$(CONFIG_HID_KYE) += hid-kye.o
obj-$(CONFIG_HID_LCPOWER) += hid-lcpower.o
-obj-$(CONFIG_HID_LENOVO_TPKBD) += hid-lenovo-tpkbd.o
+obj-$(CONFIG_HID_LENOVO) += hid-lenovo.o
obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o
obj-$(CONFIG_HID_LOGITECH_DJ) += hid-logitech-dj.o
obj-$(CONFIG_HID_MAGICMOUSE) += hid-magicmouse.o
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 8ed66fd1ea87..6c813c6092f8 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -783,7 +783,9 @@ static int hid_scan_report(struct hid_device *hid)
* Vendor specific handlings
*/
if ((hid->vendor == USB_VENDOR_ID_SYNAPTICS) &&
- (hid->group == HID_GROUP_GENERIC))
+ (hid->group == HID_GROUP_GENERIC) &&
+ /* only bind to the mouse interface of composite USB devices */
+ (hid->bus != BUS_USB || hid->type == HID_TYPE_USBMOUSE))
/* hid-rmi should take care of them, not hid-generic */
hid->group = HID_GROUP_RMI;
@@ -1782,7 +1784,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
- { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_580) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
{ HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
@@ -1796,8 +1798,10 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
-#if IS_ENABLED(CONFIG_HID_LENOVO_TPKBD)
+#if IS_ENABLED(CONFIG_HID_LENOVO)
{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
#endif
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
@@ -2266,6 +2270,7 @@ static const struct hid_device_id hid_ignore_list[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
{ HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
{ HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c
index 56be85a9a77c..a822db5a8338 100644
--- a/drivers/hid/hid-cp2112.c
+++ b/drivers/hid/hid-cp2112.c
@@ -240,8 +240,6 @@ static int cp2112_gpio_direction_output(struct gpio_chip *chip,
u8 buf[5];
int ret;
- cp2112_gpio_set(chip, offset, value);
-
ret = hid_hw_raw_request(hdev, CP2112_GPIO_CONFIG, buf,
sizeof(buf), HID_FEATURE_REPORT,
HID_REQ_GET_REPORT);
@@ -260,6 +258,12 @@ static int cp2112_gpio_direction_output(struct gpio_chip *chip,
return ret;
}
+ /*
+ * Set gpio value when output direction is already set,
+ * as specified in AN495, Rev. 0.2, cpt. 4.4
+ */
+ cp2112_gpio_set(chip, offset, value);
+
return 0;
}
@@ -425,6 +429,105 @@ static int cp2112_write_req(void *buf, u8 slave_address, u8 command, u8 *data,
return data_length + 4;
}
+static int cp2112_i2c_write_req(void *buf, u8 slave_address, u8 *data,
+ u8 data_length)
+{
+ struct cp2112_write_req_report *report = buf;
+
+ if (data_length > sizeof(report->data))
+ return -EINVAL;
+
+ report->report = CP2112_DATA_WRITE_REQUEST;
+ report->slave_address = slave_address << 1;
+ report->length = data_length;
+ memcpy(report->data, data, data_length);
+ return data_length + 3;
+}
+
+static int cp2112_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
+ int num)
+{
+ struct cp2112_device *dev = (struct cp2112_device *)adap->algo_data;
+ struct hid_device *hdev = dev->hdev;
+ u8 buf[64];
+ ssize_t count;
+ unsigned int retries;
+ int ret;
+
+ hid_dbg(hdev, "I2C %d messages\n", num);
+
+ if (num != 1) {
+ 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);
+ return ret;
+ }
+
+ ret = cp2112_hid_output(hdev, buf, count, HID_OUTPUT_REPORT);
+ if (ret < 0) {
+ hid_warn(hdev, "Error starting transaction: %d\n", ret);
+ goto power_normal;
+ }
+
+ for (retries = 0; retries < XFER_STATUS_RETRIES; ++retries) {
+ ret = cp2112_xfer_status(dev);
+ if (-EBUSY == ret)
+ continue;
+ if (ret < 0)
+ goto power_normal;
+ break;
+ }
+
+ if (XFER_STATUS_RETRIES <= retries) {
+ hid_warn(hdev, "Transfer timed out, cancelling.\n");
+ buf[0] = CP2112_CANCEL_TRANSFER;
+ buf[1] = 0x01;
+
+ ret = cp2112_hid_output(hdev, buf, 2, HID_OUTPUT_REPORT);
+ if (ret < 0)
+ hid_warn(hdev, "Error cancelling transaction: %d\n",
+ ret);
+
+ ret = -ETIMEDOUT;
+ 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;
+ }
+
+finish:
+ /* return the number of transferred messages */
+ ret = 1;
+
+power_normal:
+ hid_hw_power(hdev, PM_HINT_NORMAL);
+ hid_dbg(hdev, "I2C transfer finished: %d\n", ret);
+ return ret;
+}
+
static int cp2112_xfer(struct i2c_adapter *adap, u16 addr,
unsigned short flags, char read_write, u8 command,
int size, union i2c_smbus_data *data)
@@ -591,7 +694,8 @@ power_normal:
static u32 cp2112_functionality(struct i2c_adapter *adap)
{
- return I2C_FUNC_SMBUS_BYTE |
+ return I2C_FUNC_I2C |
+ I2C_FUNC_SMBUS_BYTE |
I2C_FUNC_SMBUS_BYTE_DATA |
I2C_FUNC_SMBUS_WORD_DATA |
I2C_FUNC_SMBUS_BLOCK_DATA |
@@ -601,6 +705,7 @@ static u32 cp2112_functionality(struct i2c_adapter *adap)
}
static const struct i2c_algorithm smbus_algorithm = {
+ .master_xfer = cp2112_i2c_xfer,
.smbus_xfer = cp2112_xfer,
.functionality = cp2112_functionality,
};
diff --git a/drivers/hid/hid-huion.c b/drivers/hid/hid-huion.c
index cbf4da4689ba..60f44cd1b0ed 100644
--- a/drivers/hid/hid-huion.c
+++ b/drivers/hid/hid-huion.c
@@ -2,6 +2,7 @@
* HID driver for Huion devices not fully compliant with HID standard
*
* Copyright (c) 2013 Martin Rusko
+ * Copyright (c) 2014 Nikolai Kondrashov
*/
/*
@@ -15,67 +16,89 @@
#include <linux/hid.h>
#include <linux/module.h>
#include <linux/usb.h>
+#include <asm/unaligned.h>
#include "usbhid/usbhid.h"
#include "hid-ids.h"
-/* Original Huion 580 report descriptor size */
-#define HUION_580_RDESC_ORIG_SIZE 177
-
-/* Fixed Huion 580 report descriptor */
-static __u8 huion_580_rdesc_fixed[] = {
- 0x05, 0x0D, /* Usage Page (Digitizer), */
- 0x09, 0x02, /* Usage (Pen), */
- 0xA1, 0x01, /* Collection (Application), */
- 0x85, 0x07, /* Report ID (7), */
- 0x09, 0x20, /* Usage (Stylus), */
- 0xA0, /* Collection (Physical), */
- 0x14, /* Logical Minimum (0), */
- 0x25, 0x01, /* Logical Maximum (1), */
- 0x75, 0x01, /* Report Size (1), */
- 0x09, 0x42, /* Usage (Tip Switch), */
- 0x09, 0x44, /* Usage (Barrel Switch), */
- 0x09, 0x46, /* Usage (Tablet Pick), */
- 0x95, 0x03, /* Report Count (3), */
- 0x81, 0x02, /* Input (Variable), */
- 0x95, 0x03, /* Report Count (3), */
- 0x81, 0x03, /* Input (Constant, Variable), */
- 0x09, 0x32, /* Usage (In Range), */
- 0x95, 0x01, /* Report Count (1), */
- 0x81, 0x02, /* Input (Variable), */
- 0x95, 0x01, /* Report Count (1), */
- 0x81, 0x03, /* Input (Constant, Variable), */
- 0x75, 0x10, /* Report Size (16), */
- 0x95, 0x01, /* Report Count (1), */
- 0xA4, /* Push, */
- 0x05, 0x01, /* Usage Page (Desktop), */
- 0x65, 0x13, /* Unit (Inch), */
- 0x55, 0xFD, /* Unit Exponent (-3), */
- 0x34, /* Physical Minimum (0), */
- 0x09, 0x30, /* Usage (X), */
- 0x46, 0x40, 0x1F, /* Physical Maximum (8000), */
- 0x26, 0x00, 0x7D, /* Logical Maximum (32000), */
- 0x81, 0x02, /* Input (Variable), */
- 0x09, 0x31, /* Usage (Y), */
- 0x46, 0x88, 0x13, /* Physical Maximum (5000), */
- 0x26, 0x20, 0x4E, /* Logical Maximum (20000), */
- 0x81, 0x02, /* Input (Variable), */
- 0xB4, /* Pop, */
- 0x09, 0x30, /* Usage (Tip Pressure), */
- 0x26, 0xFF, 0x07, /* Logical Maximum (2047), */
- 0x81, 0x02, /* Input (Variable), */
- 0xC0, /* End Collection, */
- 0xC0 /* End Collection */
+/* Report descriptor template placeholder head */
+#define HUION_PH_HEAD 0xFE, 0xED, 0x1D
+
+/* Report descriptor template placeholder IDs */
+enum huion_ph_id {
+ HUION_PH_ID_X_LM,
+ HUION_PH_ID_X_PM,
+ HUION_PH_ID_Y_LM,
+ HUION_PH_ID_Y_PM,
+ HUION_PH_ID_PRESSURE_LM,
+ HUION_PH_ID_NUM
+};
+
+/* Report descriptor template placeholder */
+#define HUION_PH(_ID) HUION_PH_HEAD, HUION_PH_ID_##_ID
+
+/* Fixed report descriptor template */
+static const __u8 huion_tablet_rdesc_template[] = {
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x02, /* Usage (Pen), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x07, /* Report ID (7), */
+ 0x09, 0x20, /* Usage (Stylus), */
+ 0xA0, /* Collection (Physical), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x09, 0x44, /* Usage (Barrel Switch), */
+ 0x09, 0x46, /* Usage (Tablet Pick), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x09, 0x32, /* Usage (In Range), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0xA4, /* Push, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x65, 0x13, /* Unit (Inch), */
+ 0x55, 0xFD, /* Unit Exponent (-3), */
+ 0x34, /* Physical Minimum (0), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x27, HUION_PH(X_LM), /* Logical Maximum (PLACEHOLDER), */
+ 0x47, HUION_PH(X_PM), /* Physical Maximum (PLACEHOLDER), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x27, HUION_PH(Y_LM), /* Logical Maximum (PLACEHOLDER), */
+ 0x47, HUION_PH(Y_PM), /* Physical Maximum (PLACEHOLDER), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xB4, /* Pop, */
+ 0x09, 0x30, /* Usage (Tip Pressure), */
+ 0x27,
+ HUION_PH(PRESSURE_LM), /* Logical Maximum (PLACEHOLDER), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0xC0 /* End Collection */
+};
+
+/* Driver data */
+struct huion_drvdata {
+ __u8 *rdesc;
+ unsigned int rsize;
};
static __u8 *huion_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
+ struct huion_drvdata *drvdata = hid_get_drvdata(hdev);
switch (hdev->product) {
- case USB_DEVICE_ID_HUION_580:
- if (*rsize == HUION_580_RDESC_ORIG_SIZE) {
- rdesc = huion_580_rdesc_fixed;
- *rsize = sizeof(huion_580_rdesc_fixed);
+ case USB_DEVICE_ID_HUION_TABLET:
+ if (drvdata->rdesc != NULL) {
+ rdesc = drvdata->rdesc;
+ *rsize = drvdata->rsize;
}
break;
}
@@ -83,82 +106,144 @@ static __u8 *huion_report_fixup(struct hid_device *hdev, __u8 *rdesc,
}
/**
- * Enable fully-functional tablet mode by reading special string
- * descriptor.
+ * Enable fully-functional tablet mode and determine device parameters.
*
* @hdev: HID device
- *
- * The specific string descriptor and data were discovered by sniffing
- * the Windows driver traffic.
*/
static int huion_tablet_enable(struct hid_device *hdev)
{
int rc;
- char buf[22];
+ struct usb_device *usb_dev = hid_to_usb_dev(hdev);
+ struct huion_drvdata *drvdata = hid_get_drvdata(hdev);
+ __le16 buf[6];
- rc = usb_string(hid_to_usb_dev(hdev), 0x64, buf, sizeof(buf));
- if (rc < 0)
- return rc;
+ /*
+ * Read string descriptor containing tablet parameters. The specific
+ * string descriptor and data were discovered by sniffing the Windows
+ * driver traffic.
+ * NOTE: This enables fully-functional tablet mode.
+ */
+ rc = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
+ USB_REQ_GET_DESCRIPTOR, USB_DIR_IN,
+ (USB_DT_STRING << 8) + 0x64,
+ 0x0409, buf, sizeof(buf),
+ USB_CTRL_GET_TIMEOUT);
+ if (rc == -EPIPE)
+ hid_warn(hdev, "device parameters not found\n");
+ else if (rc < 0)
+ hid_warn(hdev, "failed to get device parameters: %d\n", rc);
+ else if (rc != sizeof(buf))
+ hid_warn(hdev, "invalid device parameters\n");
+ else {
+ s32 params[HUION_PH_ID_NUM];
+ s32 resolution;
+ __u8 *p;
+ s32 v;
+
+ /* Extract device parameters */
+ params[HUION_PH_ID_X_LM] = le16_to_cpu(buf[1]);
+ params[HUION_PH_ID_Y_LM] = le16_to_cpu(buf[2]);
+ params[HUION_PH_ID_PRESSURE_LM] = le16_to_cpu(buf[4]);
+ resolution = le16_to_cpu(buf[5]);
+ if (resolution == 0) {
+ params[HUION_PH_ID_X_PM] = 0;
+ params[HUION_PH_ID_Y_PM] = 0;
+ } else {
+ params[HUION_PH_ID_X_PM] = params[HUION_PH_ID_X_LM] *
+ 1000 / resolution;
+ params[HUION_PH_ID_Y_PM] = params[HUION_PH_ID_Y_LM] *
+ 1000 / resolution;
+ }
+
+ /* Allocate fixed report descriptor */
+ drvdata->rdesc = devm_kmalloc(&hdev->dev,
+ sizeof(huion_tablet_rdesc_template),
+ GFP_KERNEL);
+ if (drvdata->rdesc == NULL) {
+ hid_err(hdev, "failed to allocate fixed rdesc\n");
+ return -ENOMEM;
+ }
+ drvdata->rsize = sizeof(huion_tablet_rdesc_template);
+
+ /* Format fixed report descriptor */
+ memcpy(drvdata->rdesc, huion_tablet_rdesc_template,
+ drvdata->rsize);
+ for (p = drvdata->rdesc;
+ p <= drvdata->rdesc + drvdata->rsize - 4;) {
+ if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D &&
+ p[3] < sizeof(params)) {
+ v = params[p[3]];
+ put_unaligned(cpu_to_le32(v), (s32 *)p);
+ p += 4;
+ } else {
+ p++;
+ }
+ }
+ }
return 0;
}
static int huion_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
- int ret;
+ int rc;
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
+ struct huion_drvdata *drvdata;
+
+ /* Allocate and assign driver data */
+ drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL);
+ if (drvdata == NULL) {
+ hid_err(hdev, "failed to allocate driver data\n");
+ return -ENOMEM;
+ }
+ hid_set_drvdata(hdev, drvdata);
- /* Ignore interfaces 1 (mouse) and 2 (keyboard) for Huion 580 tablet,
- * as they are not used
- */
switch (id->product) {
- case USB_DEVICE_ID_HUION_580:
- if (intf->cur_altsetting->desc.bInterfaceNumber != 0x00)
- return -ENODEV;
+ case USB_DEVICE_ID_HUION_TABLET:
+ /* If this is the pen interface */
+ if (intf->cur_altsetting->desc.bInterfaceNumber == 0) {
+ rc = huion_tablet_enable(hdev);
+ if (rc) {
+ hid_err(hdev, "tablet enabling failed\n");
+ return rc;
+ }
+ }
break;
}
- ret = hid_parse(hdev);
- if (ret) {
+ rc = hid_parse(hdev);
+ if (rc) {
hid_err(hdev, "parse failed\n");
- goto err;
+ return rc;
}
- ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
- if (ret) {
+ rc = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
+ if (rc) {
hid_err(hdev, "hw start failed\n");
- goto err;
- }
-
- switch (id->product) {
- case USB_DEVICE_ID_HUION_580:
- ret = huion_tablet_enable(hdev);
- if (ret) {
- hid_err(hdev, "tablet enabling failed\n");
- goto enabling_err;
- }
- break;
+ return rc;
}
return 0;
-enabling_err:
- hid_hw_stop(hdev);
-err:
- return ret;
}
static int huion_raw_event(struct hid_device *hdev, struct hid_report *report,
u8 *data, int size)
{
- /* If this is a pen input report then invert the in-range bit */
- if (report->type == HID_INPUT_REPORT && report->id == 0x07 && size >= 2)
+ struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
+
+ /* If this is a pen input report */
+ if (intf->cur_altsetting->desc.bInterfaceNumber == 0 &&
+ report->type == HID_INPUT_REPORT &&
+ report->id == 0x07 && size >= 2)
+ /* Invert the in-range bit */
data[1] ^= 0x40;
return 0;
}
static const struct hid_device_id huion_devices[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_580) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_HUION_TABLET) },
{ }
};
MODULE_DEVICE_TABLE(hid, huion_devices);
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index f52dbcb7133b..31fad641b744 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -308,6 +308,9 @@ static void mousevsc_on_receive(struct hv_device *device,
memcpy(input_dev->input_buf, input_report->buffer, len);
hid_input_report(input_dev->hid_device, HID_INPUT_REPORT,
input_dev->input_buf, len, 1);
+
+ pm_wakeup_event(&input_dev->device->device, 0);
+
break;
default:
pr_err("unsupported hid msg type - type %d len %d",
@@ -549,6 +552,8 @@ static int mousevsc_probe(struct hv_device *device,
goto probe_err2;
}
+ device_init_wakeup(&device->device, true);
+
input_dev->connected = true;
input_dev->init_complete = true;
@@ -571,6 +576,7 @@ static int mousevsc_remove(struct hv_device *dev)
{
struct mousevsc_dev *input_dev = hv_get_drvdata(dev);
+ device_init_wakeup(&dev->device, false);
vmbus_close(dev->channel);
hid_hw_stop(input_dev->hid_device);
hid_destroy_device(input_dev->hid_device);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 48b66bbffc94..d53bdda26207 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -448,7 +448,7 @@
#define USB_DEVICE_ID_UGCI_FIGHTING 0x0030
#define USB_VENDOR_ID_HUION 0x256c
-#define USB_DEVICE_ID_HUION_580 0x006e
+#define USB_DEVICE_ID_HUION_TABLET 0x006e
#define USB_VENDOR_ID_IDEACOM 0x1cb6
#define USB_DEVICE_ID_IDEACOM_IDC6650 0x6650
@@ -479,6 +479,7 @@
#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070 0xa070
#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072 0xa072
#define USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081 0xa081
+#define USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A096 0xa096
#define USB_VENDOR_ID_IMATION 0x0718
#define USB_DEVICE_ID_DISC_STAKKA 0xd000
@@ -489,6 +490,7 @@
#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_JABRA_GN9350E 0x9350
#define USB_VENDOR_ID_JESS 0x0c45
#define USB_DEVICE_ID_JESS_YUREX 0x1010
@@ -561,6 +563,8 @@
#define USB_VENDOR_ID_LENOVO 0x17ef
#define USB_DEVICE_ID_LENOVO_TPKBD 0x6009
+#define USB_DEVICE_ID_LENOVO_CUSBKBD 0x6047
+#define USB_DEVICE_ID_LENOVO_CBTKBD 0x6048
#define USB_VENDOR_ID_LG 0x1fd2
#define USB_DEVICE_ID_LG_MULTITOUCH 0x0064
diff --git a/drivers/hid/hid-lenovo-tpkbd.c b/drivers/hid/hid-lenovo-tpkbd.c
deleted file mode 100644
index 2d25b6cbbc05..000000000000
--- a/drivers/hid/hid-lenovo-tpkbd.c
+++ /dev/null
@@ -1,462 +0,0 @@
-/*
- * HID driver for Lenovo ThinkPad USB Keyboard with TrackPoint
- *
- * Copyright (c) 2012 Bernhard Seibold
- */
-
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- */
-
-#include <linux/module.h>
-#include <linux/sysfs.h>
-#include <linux/device.h>
-#include <linux/hid.h>
-#include <linux/input.h>
-#include <linux/leds.h>
-
-#include "hid-ids.h"
-
-/* This is only used for the trackpoint part of the driver, hence _tp */
-struct tpkbd_data_pointer {
- int led_state;
- struct led_classdev led_mute;
- struct led_classdev led_micmute;
- int press_to_select;
- int dragging;
- int release_to_select;
- int select_right;
- int sensitivity;
- int press_speed;
-};
-
-#define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
-
-static int tpkbd_input_mapping(struct hid_device *hdev,
- struct hid_input *hi, struct hid_field *field,
- struct hid_usage *usage, unsigned long **bit, int *max)
-{
- if (usage->hid == (HID_UP_BUTTON | 0x0010)) {
- /* mark the device as pointer */
- hid_set_drvdata(hdev, (void *)1);
- map_key_clear(KEY_MICMUTE);
- return 1;
- }
- return 0;
-}
-
-#undef map_key_clear
-
-static int tpkbd_features_set(struct hid_device *hdev)
-{
- struct hid_report *report;
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4];
-
- report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02;
- report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08;
- report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20;
- report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40;
- report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver
- report->field[2]->value[0] = data_pointer->sensitivity;
- report->field[3]->value[0] = data_pointer->press_speed;
-
- hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
- return 0;
-}
-
-static ssize_t pointer_press_to_select_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select);
-}
-
-static ssize_t pointer_press_to_select_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int value;
-
- if (kstrtoint(buf, 10, &value))
- return -EINVAL;
- if (value < 0 || value > 1)
- return -EINVAL;
-
- data_pointer->press_to_select = value;
- tpkbd_features_set(hdev);
-
- return count;
-}
-
-static ssize_t pointer_dragging_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging);
-}
-
-static ssize_t pointer_dragging_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int value;
-
- if (kstrtoint(buf, 10, &value))
- return -EINVAL;
- if (value < 0 || value > 1)
- return -EINVAL;
-
- data_pointer->dragging = value;
- tpkbd_features_set(hdev);
-
- return count;
-}
-
-static ssize_t pointer_release_to_select_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select);
-}
-
-static ssize_t pointer_release_to_select_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int value;
-
- if (kstrtoint(buf, 10, &value))
- return -EINVAL;
- if (value < 0 || value > 1)
- return -EINVAL;
-
- data_pointer->release_to_select = value;
- tpkbd_features_set(hdev);
-
- return count;
-}
-
-static ssize_t pointer_select_right_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right);
-}
-
-static ssize_t pointer_select_right_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int value;
-
- if (kstrtoint(buf, 10, &value))
- return -EINVAL;
- if (value < 0 || value > 1)
- return -EINVAL;
-
- data_pointer->select_right = value;
- tpkbd_features_set(hdev);
-
- return count;
-}
-
-static ssize_t pointer_sensitivity_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- return snprintf(buf, PAGE_SIZE, "%u\n",
- data_pointer->sensitivity);
-}
-
-static ssize_t pointer_sensitivity_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int value;
-
- if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
- return -EINVAL;
-
- data_pointer->sensitivity = value;
- tpkbd_features_set(hdev);
-
- return count;
-}
-
-static ssize_t pointer_press_speed_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- return snprintf(buf, PAGE_SIZE, "%u\n",
- data_pointer->press_speed);
-}
-
-static ssize_t pointer_press_speed_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
-{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int value;
-
- if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
- return -EINVAL;
-
- data_pointer->press_speed = value;
- tpkbd_features_set(hdev);
-
- return count;
-}
-
-static struct device_attribute dev_attr_pointer_press_to_select =
- __ATTR(press_to_select, S_IWUSR | S_IRUGO,
- pointer_press_to_select_show,
- pointer_press_to_select_store);
-
-static struct device_attribute dev_attr_pointer_dragging =
- __ATTR(dragging, S_IWUSR | S_IRUGO,
- pointer_dragging_show,
- pointer_dragging_store);
-
-static struct device_attribute dev_attr_pointer_release_to_select =
- __ATTR(release_to_select, S_IWUSR | S_IRUGO,
- pointer_release_to_select_show,
- pointer_release_to_select_store);
-
-static struct device_attribute dev_attr_pointer_select_right =
- __ATTR(select_right, S_IWUSR | S_IRUGO,
- pointer_select_right_show,
- pointer_select_right_store);
-
-static struct device_attribute dev_attr_pointer_sensitivity =
- __ATTR(sensitivity, S_IWUSR | S_IRUGO,
- pointer_sensitivity_show,
- pointer_sensitivity_store);
-
-static struct device_attribute dev_attr_pointer_press_speed =
- __ATTR(press_speed, S_IWUSR | S_IRUGO,
- pointer_press_speed_show,
- pointer_press_speed_store);
-
-static struct attribute *tpkbd_attributes_pointer[] = {
- &dev_attr_pointer_press_to_select.attr,
- &dev_attr_pointer_dragging.attr,
- &dev_attr_pointer_release_to_select.attr,
- &dev_attr_pointer_select_right.attr,
- &dev_attr_pointer_sensitivity.attr,
- &dev_attr_pointer_press_speed.attr,
- NULL
-};
-
-static const struct attribute_group tpkbd_attr_group_pointer = {
- .attrs = tpkbd_attributes_pointer,
-};
-
-static enum led_brightness tpkbd_led_brightness_get(
- struct led_classdev *led_cdev)
-{
- struct device *dev = led_cdev->dev->parent;
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- int led_nr = 0;
-
- if (led_cdev == &data_pointer->led_micmute)
- led_nr = 1;
-
- return data_pointer->led_state & (1 << led_nr)
- ? LED_FULL
- : LED_OFF;
-}
-
-static void tpkbd_led_brightness_set(struct led_classdev *led_cdev,
- enum led_brightness value)
-{
- struct device *dev = led_cdev->dev->parent;
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
- struct hid_report *report;
- int led_nr = 0;
-
- if (led_cdev == &data_pointer->led_micmute)
- led_nr = 1;
-
- if (value == LED_OFF)
- data_pointer->led_state &= ~(1 << led_nr);
- else
- data_pointer->led_state |= 1 << led_nr;
-
- report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3];
- report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1;
- report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1;
- hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
-}
-
-static int tpkbd_probe_tp(struct hid_device *hdev)
-{
- struct device *dev = &hdev->dev;
- struct tpkbd_data_pointer *data_pointer;
- size_t name_sz = strlen(dev_name(dev)) + 16;
- char *name_mute, *name_micmute;
- int i;
-
- /* Validate required reports. */
- for (i = 0; i < 4; i++) {
- if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1))
- return -ENODEV;
- }
- if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
- return -ENODEV;
-
- if (sysfs_create_group(&hdev->dev.kobj,
- &tpkbd_attr_group_pointer)) {
- hid_warn(hdev, "Could not create sysfs group\n");
- }
-
- data_pointer = devm_kzalloc(&hdev->dev,
- sizeof(struct tpkbd_data_pointer),
- GFP_KERNEL);
- if (data_pointer == NULL) {
- hid_err(hdev, "Could not allocate memory for driver data\n");
- return -ENOMEM;
- }
-
- // set same default values as windows driver
- data_pointer->sensitivity = 0xa0;
- data_pointer->press_speed = 0x38;
-
- name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
- name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
- if (name_mute == NULL || name_micmute == NULL) {
- hid_err(hdev, "Could not allocate memory for led data\n");
- return -ENOMEM;
- }
- snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev));
- snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev));
-
- hid_set_drvdata(hdev, data_pointer);
-
- data_pointer->led_mute.name = name_mute;
- data_pointer->led_mute.brightness_get = tpkbd_led_brightness_get;
- data_pointer->led_mute.brightness_set = tpkbd_led_brightness_set;
- data_pointer->led_mute.dev = dev;
- led_classdev_register(dev, &data_pointer->led_mute);
-
- data_pointer->led_micmute.name = name_micmute;
- data_pointer->led_micmute.brightness_get = tpkbd_led_brightness_get;
- data_pointer->led_micmute.brightness_set = tpkbd_led_brightness_set;
- data_pointer->led_micmute.dev = dev;
- led_classdev_register(dev, &data_pointer->led_micmute);
-
- tpkbd_features_set(hdev);
-
- return 0;
-}
-
-static int tpkbd_probe(struct hid_device *hdev,
- const struct hid_device_id *id)
-{
- int ret;
-
- ret = hid_parse(hdev);
- if (ret) {
- hid_err(hdev, "hid_parse failed\n");
- goto err;
- }
-
- ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
- if (ret) {
- hid_err(hdev, "hid_hw_start failed\n");
- goto err;
- }
-
- if (hid_get_drvdata(hdev)) {
- hid_set_drvdata(hdev, NULL);
- ret = tpkbd_probe_tp(hdev);
- if (ret)
- goto err_hid;
- }
-
- return 0;
-err_hid:
- hid_hw_stop(hdev);
-err:
- return ret;
-}
-
-static void tpkbd_remove_tp(struct hid_device *hdev)
-{
- struct tpkbd_data_pointer *data_pointer = hid_get_drvdata(hdev);
-
- sysfs_remove_group(&hdev->dev.kobj,
- &tpkbd_attr_group_pointer);
-
- led_classdev_unregister(&data_pointer->led_micmute);
- led_classdev_unregister(&data_pointer->led_mute);
-
- hid_set_drvdata(hdev, NULL);
-}
-
-static void tpkbd_remove(struct hid_device *hdev)
-{
- if (hid_get_drvdata(hdev))
- tpkbd_remove_tp(hdev);
-
- hid_hw_stop(hdev);
-}
-
-static const struct hid_device_id tpkbd_devices[] = {
- { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
- { }
-};
-
-MODULE_DEVICE_TABLE(hid, tpkbd_devices);
-
-static struct hid_driver tpkbd_driver = {
- .name = "lenovo_tpkbd",
- .id_table = tpkbd_devices,
- .input_mapping = tpkbd_input_mapping,
- .probe = tpkbd_probe,
- .remove = tpkbd_remove,
-};
-module_hid_driver(tpkbd_driver);
-
-MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
new file mode 100644
index 000000000000..bf227f7679af
--- /dev/null
+++ b/drivers/hid/hid-lenovo.c
@@ -0,0 +1,708 @@
+/*
+ * HID driver for Lenovo:
+ * - ThinkPad USB Keyboard with TrackPoint (tpkbd)
+ * - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd)
+ * - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd)
+ *
+ * Copyright (c) 2012 Bernhard Seibold
+ * Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk>
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/sysfs.h>
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/input.h>
+#include <linux/leds.h>
+
+#include "hid-ids.h"
+
+struct lenovo_drvdata_tpkbd {
+ int led_state;
+ struct led_classdev led_mute;
+ struct led_classdev led_micmute;
+ int press_to_select;
+ int dragging;
+ int release_to_select;
+ int select_right;
+ int sensitivity;
+ int press_speed;
+};
+
+struct lenovo_drvdata_cptkbd {
+ bool fn_lock;
+};
+
+#define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
+
+static int lenovo_input_mapping_tpkbd(struct hid_device *hdev,
+ struct hid_input *hi, struct hid_field *field,
+ struct hid_usage *usage, unsigned long **bit, int *max)
+{
+ if (usage->hid == (HID_UP_BUTTON | 0x0010)) {
+ /* This sub-device contains trackpoint, mark it */
+ hid_set_drvdata(hdev, (void *)1);
+ map_key_clear(KEY_MICMUTE);
+ return 1;
+ }
+ return 0;
+}
+
+static int lenovo_input_mapping_cptkbd(struct hid_device *hdev,
+ struct hid_input *hi, struct hid_field *field,
+ struct hid_usage *usage, unsigned long **bit, int *max)
+{
+ /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */
+ if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR ||
+ (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) {
+ set_bit(EV_REP, hi->input->evbit);
+ switch (usage->hid & HID_USAGE) {
+ case 0x00f1: /* Fn-F4: Mic mute */
+ map_key_clear(KEY_MICMUTE);
+ return 1;
+ case 0x00f2: /* Fn-F5: Brightness down */
+ map_key_clear(KEY_BRIGHTNESSDOWN);
+ return 1;
+ case 0x00f3: /* Fn-F6: Brightness up */
+ map_key_clear(KEY_BRIGHTNESSUP);
+ return 1;
+ case 0x00f4: /* Fn-F7: External display (projector) */
+ map_key_clear(KEY_SWITCHVIDEOMODE);
+ return 1;
+ case 0x00f5: /* Fn-F8: Wireless */
+ map_key_clear(KEY_WLAN);
+ return 1;
+ case 0x00f6: /* Fn-F9: Control panel */
+ map_key_clear(KEY_CONFIG);
+ return 1;
+ case 0x00f8: /* Fn-F11: View open applications (3 boxes) */
+ map_key_clear(KEY_SCALE);
+ return 1;
+ case 0x00fa: /* Fn-Esc: Fn-lock toggle */
+ map_key_clear(KEY_FN_ESC);
+ return 1;
+ case 0x00fb: /* Fn-F12: Open My computer (6 boxes) USB-only */
+ /* NB: This mapping is invented in raw_event below */
+ map_key_clear(KEY_FILE);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static int lenovo_input_mapping(struct hid_device *hdev,
+ struct hid_input *hi, struct hid_field *field,
+ struct hid_usage *usage, unsigned long **bit, int *max)
+{
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LENOVO_TPKBD:
+ return lenovo_input_mapping_tpkbd(hdev, hi, field,
+ usage, bit, max);
+ case USB_DEVICE_ID_LENOVO_CUSBKBD:
+ case USB_DEVICE_ID_LENOVO_CBTKBD:
+ return lenovo_input_mapping_cptkbd(hdev, hi, field,
+ usage, bit, max);
+ default:
+ return 0;
+ }
+}
+
+#undef map_key_clear
+
+/* Send a config command to the keyboard */
+static int lenovo_send_cmd_cptkbd(struct hid_device *hdev,
+ unsigned char byte2, unsigned char byte3)
+{
+ int ret;
+ unsigned char buf[] = {0x18, byte2, byte3};
+
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LENOVO_CUSBKBD:
+ ret = hid_hw_raw_request(hdev, 0x13, buf, sizeof(buf),
+ HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
+ break;
+ case USB_DEVICE_ID_LENOVO_CBTKBD:
+ ret = hid_hw_output_report(hdev, buf, sizeof(buf));
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */
+}
+
+static void lenovo_features_set_cptkbd(struct hid_device *hdev)
+{
+ int ret;
+ struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
+
+ ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock);
+ if (ret)
+ hid_err(hdev, "Fn-lock setting failed: %d\n", ret);
+}
+
+static ssize_t attr_fn_lock_show_cptkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->fn_lock);
+}
+
+static ssize_t attr_fn_lock_store_cptkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value))
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+
+ cptkbd_data->fn_lock = !!value;
+ lenovo_features_set_cptkbd(hdev);
+
+ return count;
+}
+
+static struct device_attribute dev_attr_fn_lock_cptkbd =
+ __ATTR(fn_lock, S_IWUSR | S_IRUGO,
+ attr_fn_lock_show_cptkbd,
+ attr_fn_lock_store_cptkbd);
+
+static struct attribute *lenovo_attributes_cptkbd[] = {
+ &dev_attr_fn_lock_cptkbd.attr,
+ NULL
+};
+
+static const struct attribute_group lenovo_attr_group_cptkbd = {
+ .attrs = lenovo_attributes_cptkbd,
+};
+
+static int lenovo_raw_event(struct hid_device *hdev,
+ struct hid_report *report, u8 *data, int size)
+{
+ /*
+ * Compact USB keyboard's Fn-F12 report holds down many other keys, and
+ * its own key is outside the usage page range. Remove extra
+ * keypresses and remap to inside usage page.
+ */
+ if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
+ && size == 3
+ && data[0] == 0x15
+ && data[1] == 0x94
+ && data[2] == 0x01)) {
+ data[1] = 0x0;
+ data[2] = 0x4;
+ }
+
+ return 0;
+}
+
+static int lenovo_features_set_tpkbd(struct hid_device *hdev)
+{
+ struct hid_report *report;
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4];
+
+ report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02;
+ report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08;
+ report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20;
+ report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40;
+ report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver
+ report->field[2]->value[0] = data_pointer->sensitivity;
+ report->field[3]->value[0] = data_pointer->press_speed;
+
+ hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
+ return 0;
+}
+
+static ssize_t attr_press_to_select_show_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select);
+}
+
+static ssize_t attr_press_to_select_store_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value))
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+
+ data_pointer->press_to_select = value;
+ lenovo_features_set_tpkbd(hdev);
+
+ return count;
+}
+
+static ssize_t attr_dragging_show_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging);
+}
+
+static ssize_t attr_dragging_store_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value))
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+
+ data_pointer->dragging = value;
+ lenovo_features_set_tpkbd(hdev);
+
+ return count;
+}
+
+static ssize_t attr_release_to_select_show_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select);
+}
+
+static ssize_t attr_release_to_select_store_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value))
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+
+ data_pointer->release_to_select = value;
+ lenovo_features_set_tpkbd(hdev);
+
+ return count;
+}
+
+static ssize_t attr_select_right_show_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right);
+}
+
+static ssize_t attr_select_right_store_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value))
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+
+ data_pointer->select_right = value;
+ lenovo_features_set_tpkbd(hdev);
+
+ return count;
+}
+
+static ssize_t attr_sensitivity_show_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ data_pointer->sensitivity);
+}
+
+static ssize_t attr_sensitivity_store_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
+ return -EINVAL;
+
+ data_pointer->sensitivity = value;
+ lenovo_features_set_tpkbd(hdev);
+
+ return count;
+}
+
+static ssize_t attr_press_speed_show_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ data_pointer->press_speed);
+}
+
+static ssize_t attr_press_speed_store_tpkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
+ return -EINVAL;
+
+ data_pointer->press_speed = value;
+ lenovo_features_set_tpkbd(hdev);
+
+ return count;
+}
+
+static struct device_attribute dev_attr_press_to_select_tpkbd =
+ __ATTR(press_to_select, S_IWUSR | S_IRUGO,
+ attr_press_to_select_show_tpkbd,
+ attr_press_to_select_store_tpkbd);
+
+static struct device_attribute dev_attr_dragging_tpkbd =
+ __ATTR(dragging, S_IWUSR | S_IRUGO,
+ attr_dragging_show_tpkbd,
+ attr_dragging_store_tpkbd);
+
+static struct device_attribute dev_attr_release_to_select_tpkbd =
+ __ATTR(release_to_select, S_IWUSR | S_IRUGO,
+ attr_release_to_select_show_tpkbd,
+ attr_release_to_select_store_tpkbd);
+
+static struct device_attribute dev_attr_select_right_tpkbd =
+ __ATTR(select_right, S_IWUSR | S_IRUGO,
+ attr_select_right_show_tpkbd,
+ attr_select_right_store_tpkbd);
+
+static struct device_attribute dev_attr_sensitivity_tpkbd =
+ __ATTR(sensitivity, S_IWUSR | S_IRUGO,
+ attr_sensitivity_show_tpkbd,
+ attr_sensitivity_store_tpkbd);
+
+static struct device_attribute dev_attr_press_speed_tpkbd =
+ __ATTR(press_speed, S_IWUSR | S_IRUGO,
+ attr_press_speed_show_tpkbd,
+ attr_press_speed_store_tpkbd);
+
+static struct attribute *lenovo_attributes_tpkbd[] = {
+ &dev_attr_press_to_select_tpkbd.attr,
+ &dev_attr_dragging_tpkbd.attr,
+ &dev_attr_release_to_select_tpkbd.attr,
+ &dev_attr_select_right_tpkbd.attr,
+ &dev_attr_sensitivity_tpkbd.attr,
+ &dev_attr_press_speed_tpkbd.attr,
+ NULL
+};
+
+static const struct attribute_group lenovo_attr_group_tpkbd = {
+ .attrs = lenovo_attributes_tpkbd,
+};
+
+static enum led_brightness lenovo_led_brightness_get_tpkbd(
+ struct led_classdev *led_cdev)
+{
+ struct device *dev = led_cdev->dev->parent;
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ int led_nr = 0;
+
+ if (led_cdev == &data_pointer->led_micmute)
+ led_nr = 1;
+
+ return data_pointer->led_state & (1 << led_nr)
+ ? LED_FULL
+ : LED_OFF;
+}
+
+static void lenovo_led_brightness_set_tpkbd(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ struct device *dev = led_cdev->dev->parent;
+ struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+ struct hid_report *report;
+ int led_nr = 0;
+
+ if (led_cdev == &data_pointer->led_micmute)
+ led_nr = 1;
+
+ if (value == LED_OFF)
+ data_pointer->led_state &= ~(1 << led_nr);
+ else
+ data_pointer->led_state |= 1 << led_nr;
+
+ report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3];
+ report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1;
+ report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1;
+ hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
+}
+
+static int lenovo_probe_tpkbd(struct hid_device *hdev)
+{
+ struct device *dev = &hdev->dev;
+ struct lenovo_drvdata_tpkbd *data_pointer;
+ size_t name_sz = strlen(dev_name(dev)) + 16;
+ char *name_mute, *name_micmute;
+ int i;
+ int ret;
+
+ /*
+ * Only register extra settings against subdevice where input_mapping
+ * set drvdata to 1, i.e. the trackpoint.
+ */
+ if (!hid_get_drvdata(hdev))
+ return 0;
+
+ hid_set_drvdata(hdev, NULL);
+
+ /* Validate required reports. */
+ for (i = 0; i < 4; i++) {
+ if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1))
+ return -ENODEV;
+ }
+ if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
+ return -ENODEV;
+
+ ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
+ if (ret)
+ hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
+
+ data_pointer = devm_kzalloc(&hdev->dev,
+ sizeof(struct lenovo_drvdata_tpkbd),
+ GFP_KERNEL);
+ if (data_pointer == NULL) {
+ hid_err(hdev, "Could not allocate memory for driver data\n");
+ return -ENOMEM;
+ }
+
+ // set same default values as windows driver
+ data_pointer->sensitivity = 0xa0;
+ data_pointer->press_speed = 0x38;
+
+ name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
+ name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
+ if (name_mute == NULL || name_micmute == NULL) {
+ hid_err(hdev, "Could not allocate memory for led data\n");
+ return -ENOMEM;
+ }
+ snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev));
+ snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev));
+
+ hid_set_drvdata(hdev, data_pointer);
+
+ data_pointer->led_mute.name = name_mute;
+ data_pointer->led_mute.brightness_get = lenovo_led_brightness_get_tpkbd;
+ data_pointer->led_mute.brightness_set = lenovo_led_brightness_set_tpkbd;
+ data_pointer->led_mute.dev = dev;
+ led_classdev_register(dev, &data_pointer->led_mute);
+
+ data_pointer->led_micmute.name = name_micmute;
+ data_pointer->led_micmute.brightness_get =
+ lenovo_led_brightness_get_tpkbd;
+ data_pointer->led_micmute.brightness_set =
+ lenovo_led_brightness_set_tpkbd;
+ data_pointer->led_micmute.dev = dev;
+ led_classdev_register(dev, &data_pointer->led_micmute);
+
+ lenovo_features_set_tpkbd(hdev);
+
+ return 0;
+}
+
+static int lenovo_probe_cptkbd(struct hid_device *hdev)
+{
+ int ret;
+ struct lenovo_drvdata_cptkbd *cptkbd_data;
+
+ /* All the custom action happens on the USBMOUSE device for USB */
+ if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
+ && hdev->type != HID_TYPE_USBMOUSE) {
+ hid_dbg(hdev, "Ignoring keyboard half of device\n");
+ return 0;
+ }
+
+ cptkbd_data = devm_kzalloc(&hdev->dev,
+ sizeof(*cptkbd_data),
+ GFP_KERNEL);
+ if (cptkbd_data == NULL) {
+ hid_err(hdev, "can't alloc keyboard descriptor\n");
+ return -ENOMEM;
+ }
+ hid_set_drvdata(hdev, cptkbd_data);
+
+ /*
+ * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
+ * regular keys
+ */
+ ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
+ if (ret)
+ hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
+
+ /* Turn Fn-Lock on by default */
+ cptkbd_data->fn_lock = true;
+ lenovo_features_set_cptkbd(hdev);
+
+ ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd);
+ if (ret)
+ hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
+
+ return 0;
+}
+
+static int lenovo_probe(struct hid_device *hdev,
+ const struct hid_device_id *id)
+{
+ int ret;
+
+ ret = hid_parse(hdev);
+ if (ret) {
+ hid_err(hdev, "hid_parse failed\n");
+ goto err;
+ }
+
+ ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
+ if (ret) {
+ hid_err(hdev, "hid_hw_start failed\n");
+ goto err;
+ }
+
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LENOVO_TPKBD:
+ ret = lenovo_probe_tpkbd(hdev);
+ break;
+ case USB_DEVICE_ID_LENOVO_CUSBKBD:
+ case USB_DEVICE_ID_LENOVO_CBTKBD:
+ ret = lenovo_probe_cptkbd(hdev);
+ break;
+ default:
+ ret = 0;
+ break;
+ }
+ if (ret)
+ goto err_hid;
+
+ return 0;
+err_hid:
+ hid_hw_stop(hdev);
+err:
+ return ret;
+}
+
+static void lenovo_remove_tpkbd(struct hid_device *hdev)
+{
+ struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
+
+ /*
+ * Only the trackpoint half of the keyboard has drvdata and stuff that
+ * needs unregistering.
+ */
+ if (data_pointer == NULL)
+ return;
+
+ sysfs_remove_group(&hdev->dev.kobj,
+ &lenovo_attr_group_tpkbd);
+
+ led_classdev_unregister(&data_pointer->led_micmute);
+ led_classdev_unregister(&data_pointer->led_mute);
+
+ hid_set_drvdata(hdev, NULL);
+}
+
+static void lenovo_remove_cptkbd(struct hid_device *hdev)
+{
+ sysfs_remove_group(&hdev->dev.kobj,
+ &lenovo_attr_group_cptkbd);
+}
+
+static void lenovo_remove(struct hid_device *hdev)
+{
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LENOVO_TPKBD:
+ lenovo_remove_tpkbd(hdev);
+ break;
+ case USB_DEVICE_ID_LENOVO_CUSBKBD:
+ case USB_DEVICE_ID_LENOVO_CBTKBD:
+ lenovo_remove_cptkbd(hdev);
+ break;
+ }
+
+ hid_hw_stop(hdev);
+}
+
+static const struct hid_device_id lenovo_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
+ { }
+};
+
+MODULE_DEVICE_TABLE(hid, lenovo_devices);
+
+static struct hid_driver lenovo_driver = {
+ .name = "lenovo",
+ .id_table = lenovo_devices,
+ .input_mapping = lenovo_input_mapping,
+ .probe = lenovo_probe,
+ .remove = lenovo_remove,
+ .raw_event = lenovo_raw_event,
+};
+module_hid_driver(lenovo_driver);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-picolcd_debugfs.c b/drivers/hid/hid-picolcd_debugfs.c
index 024cdf3c2297..3c13af684410 100644
--- a/drivers/hid/hid-picolcd_debugfs.c
+++ b/drivers/hid/hid-picolcd_debugfs.c
@@ -883,16 +883,13 @@ void picolcd_exit_devfs(struct picolcd_data *data)
dent = data->debug_reset;
data->debug_reset = NULL;
- if (dent)
- debugfs_remove(dent);
+ debugfs_remove(dent);
dent = data->debug_eeprom;
data->debug_eeprom = NULL;
- if (dent)
- debugfs_remove(dent);
+ debugfs_remove(dent);
dent = data->debug_flash;
data->debug_flash = NULL;
- if (dent)
- debugfs_remove(dent);
+ debugfs_remove(dent);
mutex_destroy(&data->mutex_flash);
}
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
index 578bbe65902b..0dc25142f451 100644
--- a/drivers/hid/hid-rmi.c
+++ b/drivers/hid/hid-rmi.c
@@ -377,7 +377,7 @@ static int rmi_input_event(struct hid_device *hdev, u8 *data, int size)
irq_mask |= hdata->f30.irq_mask;
if (data[1] & ~irq_mask)
- hid_warn(hdev, "unknown intr source:%02lx %s:%d\n",
+ hid_dbg(hdev, "unknown intr source:%02lx %s:%d\n",
data[1] & ~irq_mask, __FILE__, __LINE__);
if (hdata->f11.interrupt_base < hdata->f30.interrupt_base) {
@@ -400,7 +400,7 @@ static int rmi_read_data_event(struct hid_device *hdev, u8 *data, int size)
struct rmi_data *hdata = hid_get_drvdata(hdev);
if (!test_bit(RMI_READ_REQUEST_PENDING, &hdata->flags)) {
- hid_err(hdev, "no read request pending\n");
+ hid_dbg(hdev, "no read request pending\n");
return 0;
}
@@ -549,10 +549,12 @@ static int rmi_populate_f11(struct hid_device *hdev)
u8 buf[20];
int ret;
bool has_query9;
- bool has_query10;
+ bool has_query10 = false;
bool has_query11;
bool has_query12;
bool has_physical_props;
+ bool has_gestures;
+ bool has_rel;
unsigned x_size, y_size;
u16 query12_offset;
@@ -589,19 +591,32 @@ static int rmi_populate_f11(struct hid_device *hdev)
return -ENODEV;
}
- /* query 8 to find out if query 10 exists */
- ret = rmi_read(hdev, data->f11.query_base_addr + 8, buf);
- if (ret) {
- hid_err(hdev, "can not read gesture information: %d.\n", ret);
- return ret;
+ has_rel = !!(buf[0] & BIT(3));
+ has_gestures = !!(buf[0] & BIT(5));
+
+ if (has_gestures) {
+ /* query 8 to find out if query 10 exists */
+ ret = rmi_read(hdev, data->f11.query_base_addr + 8, buf);
+ if (ret) {
+ hid_err(hdev, "can not read gesture information: %d.\n",
+ ret);
+ return ret;
+ }
+ has_query10 = !!(buf[0] & BIT(2));
}
- has_query10 = !!(buf[0] & BIT(2));
/*
- * At least 8 queries are guaranteed to be present in F11
- * +1 for query12.
+ * At least 4 queries are guaranteed to be present in F11
+ * +1 for query 5 which is present since absolute events are
+ * reported and +1 for query 12.
*/
- query12_offset = 9;
+ query12_offset = 6;
+
+ if (has_rel)
+ ++query12_offset; /* query 6 is present */
+
+ if (has_gestures)
+ query12_offset += 2; /* query 7 and 8 are present */
if (has_query9)
++query12_offset;
@@ -833,6 +848,8 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)
struct rmi_data *data = NULL;
int ret;
size_t alloc_size;
+ struct hid_report *input_report;
+ struct hid_report *output_report;
data = devm_kzalloc(&hdev->dev, sizeof(struct rmi_data), GFP_KERNEL);
if (!data)
@@ -851,12 +868,26 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)
return ret;
}
- data->input_report_size = (hdev->report_enum[HID_INPUT_REPORT]
- .report_id_hash[RMI_ATTN_REPORT_ID]->size >> 3)
- + 1 /* report id */;
- data->output_report_size = (hdev->report_enum[HID_OUTPUT_REPORT]
- .report_id_hash[RMI_WRITE_REPORT_ID]->size >> 3)
- + 1 /* report id */;
+ input_report = hdev->report_enum[HID_INPUT_REPORT]
+ .report_id_hash[RMI_ATTN_REPORT_ID];
+ if (!input_report) {
+ hid_err(hdev, "device does not have expected input report\n");
+ ret = -ENODEV;
+ return ret;
+ }
+
+ data->input_report_size = (input_report->size >> 3) + 1 /* report id */;
+
+ output_report = hdev->report_enum[HID_OUTPUT_REPORT]
+ .report_id_hash[RMI_WRITE_REPORT_ID];
+ if (!output_report) {
+ hid_err(hdev, "device does not have expected output report\n");
+ ret = -ENODEV;
+ return ret;
+ }
+
+ data->output_report_size = (output_report->size >> 3)
+ + 1 /* report id */;
alloc_size = data->output_report_size + data->input_report_size;
diff --git a/drivers/hid/hid-roccat-lua.c b/drivers/hid/hid-roccat-lua.c
index 6adc0fa08d96..65e2e76bf2fe 100644
--- a/drivers/hid/hid-roccat-lua.c
+++ b/drivers/hid/hid-roccat-lua.c
@@ -61,7 +61,7 @@ static ssize_t lua_sysfs_write(struct file *fp, struct kobject *kobj,
return -EINVAL;
mutex_lock(&lua->lua_lock);
- retval = roccat_common2_send(usb_dev, command, (void *)buf, real_size);
+ retval = roccat_common2_send(usb_dev, command, buf, real_size);
mutex_unlock(&lua->lua_lock);
return retval ? retval : real_size;
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 2259eaa8b988..c372368e438c 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -56,32 +56,81 @@
#define MAX_LEDS 4
-static const u8 sixaxis_rdesc_fixup[] = {
- 0x95, 0x13, 0x09, 0x01, 0x81, 0x02, 0x95, 0x0C,
- 0x81, 0x01, 0x75, 0x10, 0x95, 0x04, 0x26, 0xFF,
- 0x03, 0x46, 0xFF, 0x03, 0x09, 0x01, 0x81, 0x02
-};
-
-static const u8 sixaxis_rdesc_fixup2[] = {
- 0x05, 0x01, 0x09, 0x04, 0xa1, 0x01, 0xa1, 0x02,
- 0x85, 0x01, 0x75, 0x08, 0x95, 0x01, 0x15, 0x00,
- 0x26, 0xff, 0x00, 0x81, 0x03, 0x75, 0x01, 0x95,
- 0x13, 0x15, 0x00, 0x25, 0x01, 0x35, 0x00, 0x45,
- 0x01, 0x05, 0x09, 0x19, 0x01, 0x29, 0x13, 0x81,
- 0x02, 0x75, 0x01, 0x95, 0x0d, 0x06, 0x00, 0xff,
- 0x81, 0x03, 0x15, 0x00, 0x26, 0xff, 0x00, 0x05,
- 0x01, 0x09, 0x01, 0xa1, 0x00, 0x75, 0x08, 0x95,
- 0x04, 0x35, 0x00, 0x46, 0xff, 0x00, 0x09, 0x30,
- 0x09, 0x31, 0x09, 0x32, 0x09, 0x35, 0x81, 0x02,
- 0xc0, 0x05, 0x01, 0x95, 0x13, 0x09, 0x01, 0x81,
- 0x02, 0x95, 0x0c, 0x81, 0x01, 0x75, 0x10, 0x95,
- 0x04, 0x26, 0xff, 0x03, 0x46, 0xff, 0x03, 0x09,
- 0x01, 0x81, 0x02, 0xc0, 0xa1, 0x02, 0x85, 0x02,
- 0x75, 0x08, 0x95, 0x30, 0x09, 0x01, 0xb1, 0x02,
- 0xc0, 0xa1, 0x02, 0x85, 0xee, 0x75, 0x08, 0x95,
- 0x30, 0x09, 0x01, 0xb1, 0x02, 0xc0, 0xa1, 0x02,
- 0x85, 0xef, 0x75, 0x08, 0x95, 0x30, 0x09, 0x01,
- 0xb1, 0x02, 0xc0, 0xc0,
+static __u8 sixaxis_rdesc[] = {
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x04, /* Usage (Joystik), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x85, 0x01, /* Report ID (1), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x15, 0x00, /* Logical Minimum (0), */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x13, /* Report Count (19), */
+ 0x15, 0x00, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x35, 0x00, /* Physical Minimum (0), */
+ 0x45, 0x01, /* Physical Maximum (1), */
+ 0x05, 0x09, /* Usage Page (Button), */
+ 0x19, 0x01, /* Usage Minimum (01h), */
+ 0x29, 0x13, /* Usage Maximum (13h), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x0D, /* Report Count (13), */
+ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x15, 0x00, /* Logical Minimum (0), */
+ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xA1, 0x00, /* Collection (Physical), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x04, /* Report Count (4), */
+ 0x35, 0x00, /* Physical Minimum (0), */
+ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x09, 0x32, /* Usage (Z), */
+ 0x09, 0x35, /* Usage (Rz), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x95, 0x13, /* Report Count (19), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x0C, /* Report Count (12), */
+ 0x81, 0x01, /* Input (Constant), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x04, /* Report Count (4), */
+ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+ 0x46, 0xFF, 0x03, /* Physical Maximum (1023), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xC0, /* End Collection, */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x85, 0x02, /* Report ID (2), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x30, /* Report Count (48), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0xC0, /* End Collection, */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x85, 0xEE, /* Report ID (238), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x30, /* Report Count (48), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0xC0, /* End Collection, */
+ 0xA1, 0x02, /* Collection (Logical), */
+ 0x85, 0xEF, /* Report ID (239), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x30, /* Report Count (48), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xB1, 0x02, /* Feature (Variable), */
+ 0xC0, /* End Collection, */
+ 0xC0 /* End Collection */
};
/*
@@ -778,6 +827,13 @@ struct sony_sc {
__u8 led_count;
};
+static __u8 *sixaxis_fixup(struct hid_device *hdev, __u8 *rdesc,
+ unsigned int *rsize)
+{
+ *rsize = sizeof(sixaxis_rdesc);
+ return sixaxis_rdesc;
+}
+
static __u8 *ps3remote_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
@@ -819,8 +875,6 @@ static int ps3remote_mapping(struct hid_device *hdev, struct hid_input *hi,
return 1;
}
-
-/* Sony Vaio VGX has wrongly mouse pointer declared as constant */
static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
@@ -857,20 +911,8 @@ static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
*rsize = sizeof(dualshock4_bt_rdesc);
}
- /* The HID descriptor exposed over BT has a trailing zero byte */
- if ((((sc->quirks & SIXAXIS_CONTROLLER_USB) && *rsize == 148) ||
- ((sc->quirks & SIXAXIS_CONTROLLER_BT) && *rsize == 149)) &&
- rdesc[83] == 0x75) {
- hid_info(hdev, "Fixing up Sony Sixaxis report descriptor\n");
- memcpy((void *)&rdesc[83], (void *)&sixaxis_rdesc_fixup,
- sizeof(sixaxis_rdesc_fixup));
- } else if (sc->quirks & SIXAXIS_CONTROLLER_USB &&
- *rsize > sizeof(sixaxis_rdesc_fixup2)) {
- hid_info(hdev, "Sony Sixaxis clone detected. Using original report descriptor (size: %d clone; %d new)\n",
- *rsize, (int)sizeof(sixaxis_rdesc_fixup2));
- *rsize = sizeof(sixaxis_rdesc_fixup2);
- memcpy(rdesc, &sixaxis_rdesc_fixup2, *rsize);
- }
+ if (sc->quirks & SIXAXIS_CONTROLLER)
+ return sixaxis_fixup(hdev, rdesc, rsize);
if (sc->quirks & PS3REMOTE)
return ps3remote_fixup(hdev, rdesc, rsize);
@@ -1307,7 +1349,7 @@ static int sony_leds_init(struct sony_sc *sc)
static const char * const ds4_name_str[] = { "red", "green", "blue",
"global" };
__u8 initial_values[MAX_LEDS] = { 0 };
- __u8 max_brightness[MAX_LEDS] = { 1 };
+ __u8 max_brightness[MAX_LEDS] = { [0 ... (MAX_LEDS - 1)] = 1 };
__u8 use_hw_blink[MAX_LEDS] = { 0 };
BUG_ON(!(sc->quirks & SONY_LED_SUPPORT));
@@ -1830,9 +1872,7 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (sc->quirks & VAIO_RDESC_CONSTANT)
connect_mask |= HID_CONNECT_HIDDEV_FORCE;
- else if (sc->quirks & SIXAXIS_CONTROLLER_USB)
- connect_mask |= HID_CONNECT_HIDDEV_FORCE;
- else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
+ else if (sc->quirks & SIXAXIS_CONTROLLER)
connect_mask |= HID_CONNECT_HIDDEV_FORCE;
ret = hid_hw_start(hdev, connect_mask);
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 21aafc8f48c8..747d54421e73 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -1054,21 +1054,29 @@ static int i2c_hid_remove(struct i2c_client *client)
static int i2c_hid_suspend(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
+ struct i2c_hid *ihid = i2c_get_clientdata(client);
+ struct hid_device *hid = ihid->hid;
+ int ret = 0;
disable_irq(client->irq);
if (device_may_wakeup(&client->dev))
enable_irq_wake(client->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);
- return 0;
+ return ret;
}
static int i2c_hid_resume(struct device *dev)
{
int ret;
struct i2c_client *client = to_i2c_client(dev);
+ struct i2c_hid *ihid = i2c_get_clientdata(client);
+ struct hid_device *hid = ihid->hid;
enable_irq(client->irq);
ret = i2c_hid_hwreset(client);
@@ -1078,6 +1086,11 @@ static int i2c_hid_resume(struct device *dev)
if (device_may_wakeup(&client->dev))
disable_irq_wake(client->irq);
+ if (hid->driver && hid->driver->reset_resume) {
+ ret = hid->driver->reset_resume(hid);
+ return ret;
+ }
+
return 0;
}
#endif
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 7b88f4cb9902..79cf503e37bf 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -58,7 +58,7 @@ module_param_named(ignoreled, ignoreled, uint, 0644);
MODULE_PARM_DESC(ignoreled, "Autosuspend with active leds");
/* Quirks specified at module load time */
-static char *quirks_param[MAX_USBHID_BOOT_QUIRKS] = { [ 0 ... (MAX_USBHID_BOOT_QUIRKS - 1) ] = NULL };
+static char *quirks_param[MAX_USBHID_BOOT_QUIRKS];
module_param_array_named(quirks, quirks_param, charp, NULL, 0444);
MODULE_PARM_DESC(quirks, "Add/modify USB HID quirks by specifying "
" quirks=vendorID:productID:quirks"
@@ -536,7 +536,8 @@ static void __usbhid_submit_report(struct hid_device *hid, struct hid_report *re
int head;
struct usbhid_device *usbhid = hid->driver_data;
- if ((hid->quirks & HID_QUIRK_NOGET) && dir == USB_DIR_IN)
+ if (((hid->quirks & HID_QUIRK_NOGET) && dir == USB_DIR_IN) ||
+ test_bit(HID_DISCONNECTED, &usbhid->iofl))
return;
if (usbhid->urbout && dir == USB_DIR_OUT && report->type == HID_OUTPUT_REPORT) {
@@ -1366,6 +1367,9 @@ static void usbhid_disconnect(struct usb_interface *intf)
return;
usbhid = hid->driver_data;
+ spin_lock_irq(&usbhid->lock); /* Sync with error and led handlers */
+ set_bit(HID_DISCONNECTED, &usbhid->iofl);
+ spin_unlock_irq(&usbhid->lock);
hid_destroy_device(hid);
kfree(usbhid);
}
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 31e6727cd009..0dd568170d6e 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -124,6 +124,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_HD, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_QUAD_HD, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP_V103, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A096, HID_QUIRK_NO_INIT_INPUT_REPORTS },
{ 0, 0 }
};
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 77632cf159c0..fca74f1d5c84 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -167,6 +167,7 @@ struct hid_item {
#define HID_UP_MSVENDOR 0xff000000
#define HID_UP_CUSTOM 0x00ff0000
#define HID_UP_LOGIVENDOR 0xffbc0000
+#define HID_UP_LNVENDOR 0xffa00000
#define HID_UP_SENSOR 0x00200000
#define HID_USAGE 0x0000ffff
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