linux-kernel - Re: [PATCH v2] drm/hyperv: Fix double mouse pointers

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Date:   Thu, 7 Oct 2021 16:33:33 +0200
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     Dexuan Cui <decui@...rosoft.com>,
        "drawat.floss@...il.com" <drawat.floss@...il.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        "airlied@...ux.ie" <airlied@...ux.ie>,
        "daniel@...ll.ch" <daniel@...ll.ch>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>
Cc:     "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] drm/hyperv: Fix double mouse pointers

Hi

Am 06.10.21 um 20:43 schrieb Dexuan Cui:
>> From: Dexuan Cui <decui@...rosoft.com>
>> Sent: Thursday, September 16, 2021 12:37 PM
>> To: drawat.floss@...il.com; Haiyang Zhang <haiyangz@...rosoft.com>;
>> airlied@...ux.ie; daniel@...ll.ch; tzimmermann@...e.de;
>> dri-devel@...ts.freedesktop.org
>> Cc: linux-hyperv@...r.kernel.org; linux-kernel@...r.kernel.org; Dexuan Cui
>> <decui@...rosoft.com>
>> Subject: [PATCH v2] drm/hyperv: Fix double mouse pointers
>>
>> Hyper-V supports a hardware cursor feature. It is not used by Linux VM,
>> but the Hyper-V host still draws a point as an extra mouse pointer,
>> which is unwanted, especially when Xorg is running.
>>
>> The hyperv_fb driver uses synthvid_send_ptr() to hide the unwanted pointer.
>> When the hyperv_drm driver was developed, the function synthvid_send_ptr()
>> was not copied from the hyperv_fb driver. Fix the issue by adding the
>> function into hyperv_drm.
>>
>> Fixes: 76c56a5affeb ("drm/hyperv: Add DRM driver for hyperv synthetic video
>> device")
>> Signed-off-by: Dexuan Cui <decui@...rosoft.com>
>> Reviewed-by: Haiyang Zhang <haiyangz@...rosoft.com>
>> Reviewed-by: Deepak Rawat <drawat.floss@...il.com>
>> ---
>>
>> Changes in v2:
>> 	Renamed hyperv_send_ptr() to hyperv_hide_hw_ptr().
>> 	Improved the comments and the git commit message.
>> 	Added Reviewed-by's from Haiyang and Deepak.
>>
>>   drivers/gpu/drm/hyperv/hyperv_drm.h         |  1 +
>>   drivers/gpu/drm/hyperv/hyperv_drm_modeset.c |  1 +
>>   drivers/gpu/drm/hyperv/hyperv_drm_proto.c   | 54
>> ++++++++++++++++++++-
>>   3 files changed, 55 insertions(+), 1 deletion(-)
> 
> Hi DRM maintainers,
> Could you please take a look at the patch?

I pushed the patch into drm-misc-fixes. It should reach upstream sooned.

Best regards
Thomas

> 
> Thanks,
> -- Dexuan
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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