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* [Patch v2] Surface Pro 2 USB composite device handling
@ 2014-03-09 17:51 Derya
  2014-03-09 17:53 ` [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2" Derya
  2014-03-09 17:56 ` [PATCH 2/2] Surface Pro 2 USB composite device handling Derya
  0 siblings, 2 replies; 7+ messages in thread
From: Derya @ 2014-03-09 17:51 UTC (permalink / raw)
  To: linux-input, Benjamin Tissoires, Jiri Kosina

This patch set is a reworked version of the one, that I submitted on Friday.
Followed the Benjamin's suggestions (many thanks)

- The first patch reverses commit 117309c51dca42121f70cacec801511b76acf75c
- The second readds the product ids and ensures the load of hid-core 
instead of hid-multiouch

^ permalink raw reply	[flat|nested] 7+ messages in thread

* [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2"
  2014-03-09 17:51 [Patch v2] Surface Pro 2 USB composite device handling Derya
@ 2014-03-09 17:53 ` Derya
  2014-03-10 20:22   ` Benjamin Tissoires
  2014-03-09 17:56 ` [PATCH 2/2] Surface Pro 2 USB composite device handling Derya
  1 sibling, 1 reply; 7+ messages in thread
From: Derya @ 2014-03-09 17:53 UTC (permalink / raw)
  To: linux-input, Benjamin Tissoires, Jiri Kosina

This reverts commit 117309c51dca42121f70cacec801511b76acf75c.

The MS Surface Pro 2 has an USB composite device with 3 interfaces
- interface 0 - sensor hub
- interface 1 - wacom digitizer
- interface 2 - the keyboard cover, if one is attached
This USB composite device changes it product id dependent on if and which
keyboard cover is attached. Adding the covers to hid_have_special_driver
prevents loading the right hid drivers for the other two interfaces, all 3
get loaded with hid-microsoft. We don't even need hid-microsoft for the
keyboards. We have to revert this to load the right hid modules for each
interface.

Signed-off-by: Derya <derya.kiran@yahoo.de>
---
  drivers/hid/hid-core.c      | 2 --
  drivers/hid/hid-ids.h       | 2 --
  drivers/hid/hid-microsoft.c | 4 ----
  3 files changed, 8 deletions(-)

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index cc32a6f..bb5c494 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1780,8 +1780,6 @@ 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-ids.h b/drivers/hid/hid-ids.h
index 22f28d6..07cd28c 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -624,8 +624,6 @@
  #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
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 404a3a8..c6ef6ee 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -208,10 +208,6 @@ 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 },
-- 
1.8.3.2


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* [PATCH 2/2] Surface Pro 2 USB composite device handling
  2014-03-09 17:51 [Patch v2] Surface Pro 2 USB composite device handling Derya
  2014-03-09 17:53 ` [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2" Derya
@ 2014-03-09 17:56 ` Derya
  2014-03-10 20:23   ` Benjamin Tissoires
  1 sibling, 1 reply; 7+ messages in thread
From: Derya @ 2014-03-09 17:56 UTC (permalink / raw)
  To: linux-input, Benjamin Tissoires, Jiri Kosina

Surface Pro 2 USB composite device handling

(device changes it product id with attached keyboard cover)
- Adds MS Surface Pro 2's composite device ids, with and without attached
keyboard, to the hid-ids
- Ensures to load hid-core instead of hid-multitouch for the keyboard covers
- Adds HID_QUIRK_NO_INIT_INPUT_REPORTS to prevent USB submit urb failure
during keyboard cover (de)attaching

Signed-off-by: Derya <derya.kiran@yahoo.de>
---
  drivers/hid/hid-core.c          | 9 +++++++++
  drivers/hid/hid-ids.h           | 3 +++
  drivers/hid/usbhid/hid-quirks.c | 3 +++
  3 files changed, 15 insertions(+)

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index bb5c494..f4e4820 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -775,6 +775,15 @@ static int hid_scan_report(struct hid_device *hid)
      if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
          (hid->group == HID_GROUP_MULTITOUCH))
          hid->group = HID_GROUP_MULTITOUCH_WIN_8;
+
+    /*
+     * Handle vendor specific handlings
+     */
+    if ((hid->vendor == USB_VENDOR_ID_MICROSOFT) &&
+        (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_2 ||
+        hid->product == USB_DEVICE_ID_MS_TOUCH_COVER_2) &&
+        (hid->group == HID_GROUP_MULTITOUCH))
+        hid->group = HID_GROUP_GENERIC;

      vfree(parser);
      return 0;
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 07cd28c..f61c0d8 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -624,6 +624,9 @@
  #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_SURFACE_PRO_2    0x0799
+#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
diff --git a/drivers/hid/usbhid/hid-quirks.c 
b/drivers/hid/usbhid/hid-quirks.c
index dbd8387..7c4f86e 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -73,6 +73,9 @@ static const struct hid_blacklist {
      { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, 
HID_QUIRK_NO_INIT_REPORTS },
      { 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_MICROSOFT, USB_DEVICE_ID_MS_SURFACE_PRO_2, 
HID_QUIRK_NO_INIT_INPUT_REPORTS },
+    { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_2, 
HID_QUIRK_NO_INIT_INPUT_REPORTS },
+    { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2, 
HID_QUIRK_NO_INIT_INPUT_REPORTS },
      { 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 },
-- 
1.8.3.2


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* Re: [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2"
  2014-03-09 17:53 ` [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2" Derya
@ 2014-03-10 20:22   ` Benjamin Tissoires
  2014-03-11 15:54     ` Jiri Kosina
  0 siblings, 1 reply; 7+ messages in thread
From: Benjamin Tissoires @ 2014-03-10 20:22 UTC (permalink / raw)
  To: Derya; +Cc: linux-input, Jiri Kosina

On Mar 09 2014 or thereabouts, Derya wrote:
> This reverts commit 117309c51dca42121f70cacec801511b76acf75c.
> 
> The MS Surface Pro 2 has an USB composite device with 3 interfaces
> - interface 0 - sensor hub
> - interface 1 - wacom digitizer
> - interface 2 - the keyboard cover, if one is attached
> This USB composite device changes it product id dependent on if and which
> keyboard cover is attached. Adding the covers to hid_have_special_driver
> prevents loading the right hid drivers for the other two interfaces, all 3
> get loaded with hid-microsoft. We don't even need hid-microsoft for the
> keyboards. We have to revert this to load the right hid modules for each
> interface.
> 
> Signed-off-by: Derya <derya.kiran@yahoo.de>

Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

Hoewever, Derya, you should reconsider re-sending the whole series
through "git send-email" or configuring your e-mail client according to
Documentation/email-clients.txt . This series has the lines wrapped and
tabs are converted to spaces, which means that Jiri ca not take the
patch without reformatting them to his tree.

Thanks,
Benjamin

> ---
>  drivers/hid/hid-core.c      | 2 --
>  drivers/hid/hid-ids.h       | 2 --
>  drivers/hid/hid-microsoft.c | 4 ----
>  3 files changed, 8 deletions(-)
> 
> diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
> index cc32a6f..bb5c494 100644
> --- a/drivers/hid/hid-core.c
> +++ b/drivers/hid/hid-core.c
> @@ -1780,8 +1780,6 @@ 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-ids.h b/drivers/hid/hid-ids.h
> index 22f28d6..07cd28c 100644
> --- a/drivers/hid/hid-ids.h
> +++ b/drivers/hid/hid-ids.h
> @@ -624,8 +624,6 @@
>  #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
> diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
> index 404a3a8..c6ef6ee 100644
> --- a/drivers/hid/hid-microsoft.c
> +++ b/drivers/hid/hid-microsoft.c
> @@ -208,10 +208,6 @@ 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 },
> -- 
> 1.8.3.2
> 

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH 2/2] Surface Pro 2 USB composite device handling
  2014-03-09 17:56 ` [PATCH 2/2] Surface Pro 2 USB composite device handling Derya
@ 2014-03-10 20:23   ` Benjamin Tissoires
  0 siblings, 0 replies; 7+ messages in thread
From: Benjamin Tissoires @ 2014-03-10 20:23 UTC (permalink / raw)
  To: Derya; +Cc: linux-input, Jiri Kosina

On Mar 09 2014 or thereabouts, Derya wrote:
> Surface Pro 2 USB composite device handling
> 
> (device changes it product id with attached keyboard cover)
> - Adds MS Surface Pro 2's composite device ids, with and without attached
> keyboard, to the hid-ids
> - Ensures to load hid-core instead of hid-multitouch for the keyboard covers
> - Adds HID_QUIRK_NO_INIT_INPUT_REPORTS to prevent USB submit urb failure
> during keyboard cover (de)attaching
> 
> Signed-off-by: Derya <derya.kiran@yahoo.de>

Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

Cheers,
Benjamin

> ---
>  drivers/hid/hid-core.c          | 9 +++++++++
>  drivers/hid/hid-ids.h           | 3 +++
>  drivers/hid/usbhid/hid-quirks.c | 3 +++
>  3 files changed, 15 insertions(+)
> 
> diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
> index bb5c494..f4e4820 100644
> --- a/drivers/hid/hid-core.c
> +++ b/drivers/hid/hid-core.c
> @@ -775,6 +775,15 @@ static int hid_scan_report(struct hid_device *hid)
>      if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
>          (hid->group == HID_GROUP_MULTITOUCH))
>          hid->group = HID_GROUP_MULTITOUCH_WIN_8;
> +
> +    /*
> +     * Handle vendor specific handlings
> +     */
> +    if ((hid->vendor == USB_VENDOR_ID_MICROSOFT) &&
> +        (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_2 ||
> +        hid->product == USB_DEVICE_ID_MS_TOUCH_COVER_2) &&
> +        (hid->group == HID_GROUP_MULTITOUCH))
> +        hid->group = HID_GROUP_GENERIC;
> 
>      vfree(parser);
>      return 0;
> diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
> index 07cd28c..f61c0d8 100644
> --- a/drivers/hid/hid-ids.h
> +++ b/drivers/hid/hid-ids.h
> @@ -624,6 +624,9 @@
>  #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_SURFACE_PRO_2    0x0799
> +#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
> diff --git a/drivers/hid/usbhid/hid-quirks.c
> b/drivers/hid/usbhid/hid-quirks.c
> index dbd8387..7c4f86e 100644
> --- a/drivers/hid/usbhid/hid-quirks.c
> +++ b/drivers/hid/usbhid/hid-quirks.c
> @@ -73,6 +73,9 @@ static const struct hid_blacklist {
>      { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER,
> HID_QUIRK_NO_INIT_REPORTS },
>      { 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_MICROSOFT, USB_DEVICE_ID_MS_SURFACE_PRO_2,
> HID_QUIRK_NO_INIT_INPUT_REPORTS },
> +    { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_2,
> HID_QUIRK_NO_INIT_INPUT_REPORTS },
> +    { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2,
> HID_QUIRK_NO_INIT_INPUT_REPORTS },
>      { 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 },
> -- 
> 1.8.3.2
> 

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2"
  2014-03-10 20:22   ` Benjamin Tissoires
@ 2014-03-11 15:54     ` Jiri Kosina
  0 siblings, 0 replies; 7+ messages in thread
From: Jiri Kosina @ 2014-03-11 15:54 UTC (permalink / raw)
  To: Benjamin Tissoires; +Cc: Derya, linux-input

On Mon, 10 Mar 2014, Benjamin Tissoires wrote:

> > The MS Surface Pro 2 has an USB composite device with 3 interfaces
> > - interface 0 - sensor hub
> > - interface 1 - wacom digitizer
> > - interface 2 - the keyboard cover, if one is attached
> > This USB composite device changes it product id dependent on if and which
> > keyboard cover is attached. Adding the covers to hid_have_special_driver
> > prevents loading the right hid drivers for the other two interfaces, all 3
> > get loaded with hid-microsoft. We don't even need hid-microsoft for the
> > keyboards. We have to revert this to load the right hid modules for each
> > interface.
> > 
> > Signed-off-by: Derya <derya.kiran@yahoo.de>
> 
> Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
> 
> Hoewever, Derya, you should reconsider re-sending the whole series
> through "git send-email" or configuring your e-mail client according to
> Documentation/email-clients.txt . This series has the lines wrapped and
> tabs are converted to spaces, which means that Jiri ca not take the
> patch without reformatting them to his tree.

Indeed, the patches have been mangled by your mail client beyond repair.

Could you please resend them (and include Benjamin's Ack), so that I can 
queue them?

Thanks!

-- 
Jiri Kosina
SUSE Labs

^ permalink raw reply	[flat|nested] 7+ messages in thread

* [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch Cover 2"
  2014-03-31 17:27 [PATCH 0/2] Microsoft Surface Type/Touch Cover 2 fixes Benjamin Tissoires
@ 2014-03-31 17:27 ` Benjamin Tissoires
  0 siblings, 0 replies; 7+ messages in thread
From: Benjamin Tissoires @ 2014-03-31 17:27 UTC (permalink / raw)
  To: Reyad Attiyat, Derya, Jiri Kosina, linux-input, linux-kernel

From: Derya <derya.kiran@yahoo.de>

This reverts commit 117309c51dca42121f70cacec801511b76acf75c.

The MS Surface Pro 2 has an USB composite device with 3 interfaces
- interface 0 - sensor hub
- interface 1 - wacom digitizer
- interface 2 - the keyboard cover, if one is attached
This USB composite device changes it product id dependent on if and which
keyboard cover is attached. Adding the covers to hid_have_special_driver
prevents loading the right hid drivers for the other two interfaces, all 3
get loaded with hid-microsoft. We don't even need hid-microsoft for the
keyboards. We have to revert this to load the right hid modules for each
interface.

CC: stable@vger.kernel.org # kernel 3.14 only
Signed-off-by: Derya <derya.kiran@yahoo.de>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
---
 drivers/hid/hid-core.c      | 2 --
 drivers/hid/hid-ids.h       | 2 --
 drivers/hid/hid-microsoft.c | 4 ----
 3 files changed, 8 deletions(-)

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index cc32a6f..bb5c494 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1780,8 +1780,6 @@ 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-ids.h b/drivers/hid/hid-ids.h
index 22f28d6..07cd28c 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -624,8 +624,6 @@
 #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
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 404a3a8..c6ef6ee 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -208,10 +208,6 @@ 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 },
-- 
1.9.0

^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2014-03-31 17:27 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-03-09 17:51 [Patch v2] Surface Pro 2 USB composite device handling Derya
2014-03-09 17:53 ` [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch, Cover 2" Derya
2014-03-10 20:22   ` Benjamin Tissoires
2014-03-11 15:54     ` Jiri Kosina
2014-03-09 17:56 ` [PATCH 2/2] Surface Pro 2 USB composite device handling Derya
2014-03-10 20:23   ` Benjamin Tissoires
  -- strict thread matches above, loose matches on Subject: below --
2014-03-31 17:27 [PATCH 0/2] Microsoft Surface Type/Touch Cover 2 fixes Benjamin Tissoires
2014-03-31 17:27 ` [PATCH 1/2] Revert "HID: microsoft: Add ID's for Surface Type/Touch Cover 2" Benjamin Tissoires

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