summaryrefslogtreecommitdiffstats
path: root/drivers/hid
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/Kconfig10
-rw-r--r--drivers/hid/Makefile1
-rw-r--r--drivers/hid/hid-asus.c52
-rw-r--r--drivers/hid/hid-core.c1
-rw-r--r--drivers/hid/hid-ids.h1
-rw-r--r--drivers/hid/hid-thingm.c49
-rw-r--r--drivers/hid/hidraw.c13
-rw-r--r--drivers/hid/uhid.c2
8 files changed, 86 insertions, 43 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 411722570035..5646ca4b95de 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -134,6 +134,16 @@ config HID_APPLEIR
Say Y here if you want support for Apple infrared remote control.
+config HID_ASUS
+ tristate "Asus"
+ depends on I2C_HID
+ ---help---
+ Support for Asus notebook built-in keyboard via i2c.
+
+ Supported devices:
+ - EeeBook X205TA
+ - VivoBook E200HA
+
config HID_AUREAL
tristate "Aureal"
depends on HID
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index be56ab6f75a8..a2fb562de748 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -24,6 +24,7 @@ obj-$(CONFIG_HID_A4TECH) += hid-a4tech.o
obj-$(CONFIG_HID_ACRUX) += hid-axff.o
obj-$(CONFIG_HID_APPLE) += hid-apple.o
obj-$(CONFIG_HID_APPLEIR) += hid-appleir.o
+obj-$(CONFIG_HID_ASUS) += hid-asus.o
obj-$(CONFIG_HID_AUREAL) += hid-aureal.o
obj-$(CONFIG_HID_BELKIN) += hid-belkin.o
obj-$(CONFIG_HID_BETOP_FF) += hid-betopff.o
diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c
new file mode 100644
index 000000000000..7a811ec4f2e1
--- /dev/null
+++ b/drivers/hid/hid-asus.c
@@ -0,0 +1,52 @@
+/*
+ * HID driver for Asus notebook built-in keyboard.
+ * Fixes small logical maximum to match usage maximum.
+ *
+ * Currently supported devices are:
+ * EeeBook X205TA
+ * VivoBook E200HA
+ *
+ * Copyright (c) 2016 Yusuke Fujimaki <usk.fujimaki@gmail.com>
+ *
+ * This module based on hid-ortek by
+ * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com>
+ * Copyright (c) 2011 Jiri Kosina
+ */
+
+/*
+ * 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/device.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+ unsigned int *rsize)
+{
+ if (*rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x65) {
+ hid_info(hdev, "Fixing up Asus notebook report descriptor\n");
+ rdesc[55] = 0xdd;
+ }
+ return rdesc;
+}
+
+static const struct hid_device_id asus_devices[] = {
+ { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD) },
+ { }
+};
+MODULE_DEVICE_TABLE(hid, asus_devices);
+
+static struct hid_driver asus_driver = {
+ .name = "asus",
+ .id_table = asus_devices,
+ .report_fixup = asus_report_fixup
+};
+module_hid_driver(asus_driver);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 4f9c5c6deaed..875ff6e0b4d0 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1856,6 +1856,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
+ { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 0238f0169e48..e550a3a2b06d 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -163,6 +163,7 @@
#define USB_VENDOR_ID_ASUSTEK 0x0b05
#define USB_DEVICE_ID_ASUSTEK_LCM 0x1726
#define USB_DEVICE_ID_ASUSTEK_LCM2 0x175b
+#define USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD 0x8585
#define USB_VENDOR_ID_ATEN 0x0557
#define USB_DEVICE_ID_ATEN_UC100KM 0x2004
diff --git a/drivers/hid/hid-thingm.c b/drivers/hid/hid-thingm.c
index 847a497cd472..9ad9c6ec5bba 100644
--- a/drivers/hid/hid-thingm.c
+++ b/drivers/hid/hid-thingm.c
@@ -148,13 +148,21 @@ static int thingm_led_set(struct led_classdev *ldev,
enum led_brightness brightness)
{
struct thingm_led *led = container_of(ldev, struct thingm_led, ldev);
- int ret;
- ret = thingm_write_color(led->rgb);
- if (ret)
- hid_err(led->rgb->tdev->hdev, "failed to write color\n");
+ return thingm_write_color(led->rgb);
+}
- return ret;
+static int thingm_init_led(struct thingm_led *led, const char *color_name,
+ struct thingm_rgb *rgb, int minor)
+{
+ snprintf(led->name, sizeof(led->name), "thingm%d:%s:led%d",
+ minor, color_name, rgb->num);
+ led->ldev.name = led->name;
+ led->ldev.max_brightness = 255;
+ led->ldev.brightness_set_blocking = thingm_led_set;
+ led->ldev.flags = LED_HW_PLUGGABLE;
+ led->rgb = rgb;
+ return devm_led_classdev_register(&rgb->tdev->hdev->dev, &led->ldev);
}
static int thingm_init_rgb(struct thingm_rgb *rgb)
@@ -163,42 +171,17 @@ static int thingm_init_rgb(struct thingm_rgb *rgb)
int err;
/* Register the red diode */
- snprintf(rgb->red.name, sizeof(rgb->red.name),
- "thingm%d:red:led%d", minor, rgb->num);
- rgb->red.ldev.name = rgb->red.name;
- rgb->red.ldev.max_brightness = 255;
- rgb->red.ldev.brightness_set_blocking = thingm_led_set;
- rgb->red.rgb = rgb;
-
- err = devm_led_classdev_register(&rgb->tdev->hdev->dev,
- &rgb->red.ldev);
+ err = thingm_init_led(&rgb->red, "red", rgb, minor);
if (err)
return err;
/* Register the green diode */
- snprintf(rgb->green.name, sizeof(rgb->green.name),
- "thingm%d:green:led%d", minor, rgb->num);
- rgb->green.ldev.name = rgb->green.name;
- rgb->green.ldev.max_brightness = 255;
- rgb->green.ldev.brightness_set_blocking = thingm_led_set;
- rgb->green.rgb = rgb;
-
- err = devm_led_classdev_register(&rgb->tdev->hdev->dev,
- &rgb->green.ldev);
+ err = thingm_init_led(&rgb->green, "green", rgb, minor);
if (err)
return err;
/* Register the blue diode */
- snprintf(rgb->blue.name, sizeof(rgb->blue.name),
- "thingm%d:blue:led%d", minor, rgb->num);
- rgb->blue.ldev.name = rgb->blue.name;
- rgb->blue.ldev.max_brightness = 255;
- rgb->blue.ldev.brightness_set_blocking = thingm_led_set;
- rgb->blue.rgb = rgb;
-
- err = devm_led_classdev_register(&rgb->tdev->hdev->dev,
- &rgb->blue.ldev);
- return err;
+ return thingm_init_led(&rgb->blue, "blue", rgb, minor);
}
static int thingm_probe(struct hid_device *hdev, const struct hid_device_id *id)
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 9c2d7c23f296..b9a76e3a7f17 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -34,6 +34,7 @@
#include <linux/hid.h>
#include <linux/mutex.h>
#include <linux/sched.h>
+#include <linux/string.h>
#include <linux/hidraw.h>
@@ -123,7 +124,6 @@ static ssize_t hidraw_send_report(struct file *file, const char __user *buffer,
dev = hidraw_table[minor]->hid;
-
if (count > HID_MAX_BUFFER_SIZE) {
hid_warn(dev, "pid %d passed too large report\n",
task_pid_nr(current));
@@ -138,17 +138,12 @@ static ssize_t hidraw_send_report(struct file *file, const char __user *buffer,
goto out;
}
- buf = kmalloc(count * sizeof(__u8), GFP_KERNEL);
- if (!buf) {
- ret = -ENOMEM;
+ buf = memdup_user(buffer, count);
+ if (IS_ERR(buf)) {
+ ret = PTR_ERR(buf);
goto out;
}
- if (copy_from_user(buf, buffer, count)) {
- ret = -EFAULT;
- goto out_free;
- }
-
if ((report_type == HID_OUTPUT_REPORT) &&
!(dev->quirks & HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP)) {
ret = hid_hw_output_report(dev, buf, count);
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index e094c572b86e..16b6f11a0700 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -384,7 +384,7 @@ struct uhid_create_req_compat {
static int uhid_event_from_user(const char __user *buffer, size_t len,
struct uhid_event *event)
{
- if (is_compat_task()) {
+ if (in_compat_syscall()) {
u32 type;
if (get_user(type, buffer))
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-04 01:06:24 +0000