13 files changed, 53 insertions, 22 deletions

diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index 497558127bb3..f822fd2a1ada 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -469,6 +469,9 @@ static const struct hid_device_id apple_devices[] = {
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
                                 USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
                 .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
+                                USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS),
+                .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
                 .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 3bfac3accd22..cc32a6f96c64 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1679,6 +1679,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
+        { 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_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
@@ -1779,6 +1780,8 @@ static const struct hid_device_id hid_have_special_driver[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
         { 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_TYPE_COVER_2) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2) },
         { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 8fae6d1414cc..c24908f14934 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -157,6 +157,7 @@ struct mousevsc_dev {
         u32                     report_desc_size;
         struct hv_input_dev_info hid_dev_info;
         struct hid_device       *hid_device;
+        u8                      input_buf[HID_MAX_BUFFER_SIZE];
 };
 
 
@@ -256,6 +257,7 @@ static void mousevsc_on_receive(struct hv_device *device,
         struct synthhid_msg *hid_msg;
         struct mousevsc_dev *input_dev = hv_get_drvdata(device);
         struct synthhid_input_report *input_report;
+        size_t len;
 
         pipe_msg = (struct pipe_prt_msg *)((unsigned long)packet +
                                                 (packet->offset8 << 3));
@@ -300,9 +302,12 @@ static void mousevsc_on_receive(struct hv_device *device,
                         (struct synthhid_input_report *)pipe_msg->data;
                 if (!input_dev->init_complete)
                         break;
-                hid_input_report(input_dev->hid_device,
-                                HID_INPUT_REPORT, input_report->buffer,
-                                input_report->header.size, 1);
+
+                len = min(input_report->header.size,
+                          (u32)sizeof(input_dev->input_buf));
+                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);
                 break;
         default:
                 pr_err("unsupported hid msg type - type %d len %d",
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 5a5248f2cc07..22f28d6b33a8 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -135,6 +135,7 @@
 #define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS   0x023b
 #define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI  0x0255
 #define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO   0x0256
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS   0x0257
 #define USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI    0x0290
 #define USB_DEVICE_ID_APPLE_WELLSPRING8_ISO     0x0291
 #define USB_DEVICE_ID_APPLE_WELLSPRING8_JIS     0x0292
@@ -240,6 +241,7 @@
 
 #define USB_VENDOR_ID_CYGNAL            0x10c4
 #define USB_DEVICE_ID_CYGNAL_RADIO_SI470X       0x818a
+#define USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH       0x81b9
 
 #define USB_DEVICE_ID_CYGNAL_RADIO_SI4713       0x8244
 
@@ -451,6 +453,9 @@
 #define USB_VENDOR_ID_INTEL_1           0x8087
 #define USB_DEVICE_ID_INTEL_HID_SENSOR  0x09fa
 
+#define USB_VENDOR_ID_STM_0             0x0483
+#define USB_DEVICE_ID_STM_HID_SENSOR    0x91d1
+
 #define USB_VENDOR_ID_ION               0x15e4
 #define USB_DEVICE_ID_ICADE             0x0132
 
@@ -619,6 +624,8 @@
 #define USB_DEVICE_ID_MS_PRESENTER_8K_USB       0x0713
 #define USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K       0x0730
 #define USB_DEVICE_ID_MS_COMFORT_MOUSE_4500     0x076c
+#define USB_DEVICE_ID_MS_TOUCH_COVER_2  0x07a7
+#define USB_DEVICE_ID_MS_TYPE_COVER_2   0x07a9
 
 #define USB_VENDOR_ID_MOJO              0x8282
 #define USB_DEVICE_ID_RETRO_ADAPTER     0x3201
@@ -644,6 +651,7 @@
 
 #define USB_VENDOR_ID_NEXIO             0x1870
 #define USB_DEVICE_ID_NEXIO_MULTITOUCH_420      0x010d
+#define USB_DEVICE_ID_NEXIO_MULTITOUCH_PTI0750  0x0110
 
 #define USB_VENDOR_ID_NEXTWINDOW        0x1926
 #define USB_DEVICE_ID_NEXTWINDOW_TOUCHSCREEN    0x0003
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index d50e7313b171..a713e6211419 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -1178,7 +1178,7 @@ static void hidinput_led_worker(struct work_struct *work)
 
         /* fall back to generic raw-output-report */
         len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
-        buf = kmalloc(len, GFP_KERNEL);
+        buf = hid_alloc_report_buf(report, GFP_KERNEL);
         if (!buf)
                 return;
 
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c
index befe0e336471..24883b4d1a49 100644
--- a/drivers/hid/hid-lg4ff.c
+++ b/drivers/hid/hid-lg4ff.c
@@ -43,6 +43,7 @@
 #define G25_REV_MIN 0x22
 #define G27_REV_MAJ 0x12
 #define G27_REV_MIN 0x38
+#define G27_2_REV_MIN 0x39
 
 #define to_hid_device(pdev) container_of(pdev, struct hid_device, dev)
 
@@ -130,6 +131,7 @@ static const struct lg4ff_usb_revision lg4ff_revs[] = {
         {DFP_REV_MAJ,  DFP_REV_MIN,  &native_dfp},      /* Driving Force Pro */
         {G25_REV_MAJ,  G25_REV_MIN,  &native_g25},      /* G25 */
         {G27_REV_MAJ,  G27_REV_MIN,  &native_g27},      /* G27 */
+        {G27_REV_MAJ,  G27_2_REV_MIN,  &native_g27},    /* G27 v2 */
 };
 
 /* Recalculates X axis value accordingly to currently selected range */
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index c6ef6eed3091..404a3a8a82f1 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -208,6 +208,10 @@ static const struct hid_device_id ms_devices[] = {
                 .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_2),
+                .driver_data = 0 },
+        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2),
+                .driver_data = 0 },
 
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT),
                 .driver_data = MS_PRESENTER },
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index f134d73beca1..221d503f1c24 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1166,6 +1166,11 @@ static const struct hid_device_id mt_devices[] = {
                 MT_USB_DEVICE(USB_VENDOR_ID_FLATFROG,
                         USB_DEVICE_ID_MULTITOUCH_3200) },
 
+        /* FocalTech Panels */
+        { .driver_data = MT_CLS_SERIAL,
+                MT_USB_DEVICE(USB_VENDOR_ID_CYGNAL,
+                        USB_DEVICE_ID_FOCALTECH_FTXXXX_MULTITOUCH) },
+
         /* GeneralTouch panel */
         { .driver_data = MT_CLS_GENERALTOUCH_TWOFINGERS,
                 MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index 46f4480035bc..9c22e14c57f0 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -665,6 +665,9 @@ static const struct hid_device_id sensor_hub_devices[] = {
         { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_1,
                         USB_DEVICE_ID_INTEL_HID_SENSOR),
                         .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
+        { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_STM_0,
+                        USB_DEVICE_ID_STM_HID_SENSOR),
+                        .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
         { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, HID_ANY_ID,
                      HID_ANY_ID) },
         { }
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 12354055d474..2f19b15f47f2 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -42,6 +42,7 @@
 #define DUALSHOCK4_CONTROLLER_BT  BIT(6)
 
 #define SONY_LED_SUPPORT (SIXAXIS_CONTROLLER_USB | BUZZ_CONTROLLER | DUALSHOCK4_CONTROLLER_USB)
+#define SONY_FF_SUPPORT (SIXAXIS_CONTROLLER_USB | DUALSHOCK4_CONTROLLER_USB)
 
 #define MAX_LEDS 4
 
@@ -499,6 +500,7 @@ struct sony_sc {
         __u8 right;
 #endif
 
+        __u8 worker_initialized;
         __u8 led_state[MAX_LEDS];
         __u8 led_count;
 };
@@ -993,22 +995,11 @@ static int sony_init_ff(struct hid_device *hdev)
         return input_ff_create_memless(input_dev, NULL, sony_play_effect);
 }
 
-static void sony_destroy_ff(struct hid_device *hdev)
-{
-        struct sony_sc *sc = hid_get_drvdata(hdev);
-
-        cancel_work_sync(&sc->state_worker);
-}
-
 #else
 static int sony_init_ff(struct hid_device *hdev)
 {
         return 0;
 }
-
-static void sony_destroy_ff(struct hid_device *hdev)
-{
-}
 #endif
 
 static int sony_set_output_report(struct sony_sc *sc, int req_id, int req_size)
@@ -1077,6 +1068,8 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
         if (sc->quirks & SIXAXIS_CONTROLLER_USB) {
                 hdev->hid_output_raw_report = sixaxis_usb_output_raw_report;
                 ret = sixaxis_set_operational_usb(hdev);
+
+                sc->worker_initialized = 1;
                 INIT_WORK(&sc->state_worker, sixaxis_state_worker);
         }
         else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
@@ -1087,6 +1080,7 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
                 if (ret < 0)
                         goto err_stop;
 
+                sc->worker_initialized = 1;
                 INIT_WORK(&sc->state_worker, dualshock4_state_worker);
         } else {
                 ret = 0;
@@ -1101,9 +1095,11 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
                         goto err_stop;
         }
 
-        ret = sony_init_ff(hdev);
-        if (ret < 0)
-                goto err_stop;
+        if (sc->quirks & SONY_FF_SUPPORT) {
+                ret = sony_init_ff(hdev);
+                if (ret < 0)
+                        goto err_stop;
+        }
 
         return 0;
 err_stop:
@@ -1120,7 +1116,8 @@ static void sony_remove(struct hid_device *hdev)
         if (sc->quirks & SONY_LED_SUPPORT)
                 sony_leds_remove(hdev);
 
-        sony_destroy_ff(hdev);
+        if (sc->worker_initialized)
+                cancel_work_sync(&sc->state_worker);
 
         hid_hw_stop(hdev);
 }
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index cb0137b3718d..ab24ce2eb28f 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -320,13 +320,13 @@ static void drop_ref(struct hidraw *hidraw, int exists_bit)
                         hid_hw_close(hidraw->hid);
                         wake_up_interruptible(&hidraw->wait);
                 }
+                device_destroy(hidraw_class,
+                               MKDEV(hidraw_major, hidraw->minor));
         } else {
                 --hidraw->open;
         }
         if (!hidraw->open) {
                 if (!hidraw->exist) {
-                        device_destroy(hidraw_class,
-                                        MKDEV(hidraw_major, hidraw->minor));
                         hidraw_table[hidraw->minor] = NULL;
                         kfree(hidraw);
                 } else {
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index d1f81f52481a..42eebd14de1f 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -582,7 +582,7 @@ static void i2c_hid_request(struct hid_device *hid, struct hid_report *rep,
         int ret;
         int len = i2c_hid_get_report_length(rep) - 2;
 
-        buf = kzalloc(len, GFP_KERNEL);
+        buf = hid_alloc_report_buf(rep, GFP_KERNEL);
         if (!buf)
                 return;
 
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 175ec0afb70c..dbd83878ff99 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -74,6 +74,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET },
         { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_NOGET },
         { USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GX680R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS },
+        { USB_VENDOR_ID_NEXIO, USB_DEVICE_ID_NEXIO_MULTITOUCH_PTI0750, HID_QUIRK_NO_INIT_REPORTS },
         { USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS },
         { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS },
         { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS },