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From:   "Lin, Tsung-hua (Ryan)" <Tsung-hua.Lin@amd.com>
To:     Greg KH <gregkh@linuxfoundation.org>
CC:     "Li, Leon" <Leon.Li@amd.com>,
        "Swarnakar, Praful" <Praful.Swarnakar@amd.com>,
        "S, Shirish" <Shirish.S@amd.com>,
        "Li, Ching-shih (Louis)" <Ching-shih.Li@amd.com>,
        "Deucher, Alexander" <Alexander.Deucher@amd.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        "Kazlauskas, Nicholas" <Nicholas.Kazlauskas@amd.com>,
        "stable@vger.kernel.org" <stable@vger.kernel.org>,
        "Wentland, Harry" <Harry.Wentland@amd.com>,
        "Li, Sun peng (Leo)" <Sunpeng.Li@amd.com>,
        "Koenig, Christian" <Christian.Koenig@amd.com>,
        David Airlie <airlied@linux.ie>,
        Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>,
        Sean Paul <seanpaul@chromium.org>,
        Sasha Levin <sashal@kernel.org>,
        Mark Yacoub <markyacoub@google.com>,
        "Li, Roman" <Roman.Li@amd.com>,
        Ikshwaku Chauhan <ikshwaku.chauhan@amd.corp-partner.google.com>,
        Simon Ser <contact@emersion.fr>,
        "amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>,
        "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH] BACKPORT: drm/amdgpu/disply: set num_crtc earlier
Thread-Topic: [PATCH] BACKPORT: drm/amdgpu/disply: set num_crtc earlier
Thread-Index: AQHYdCXjvhdxFTwVA0eKkChCabvSIq0573EQ
Date:   Wed, 1 Jun 2022 04:04:45 +0000
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References: <20220530092902.810336-1-tsung-hua.lin@amd.com>
 <YpTBBPVxcdJ8sn8m@kroah.com>
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[AMD Official Use Only - General]

Hi Greg,

Thanks for your advice. I have modified the commit and submitted it to Gerr=
it and it's under code review now.

Many thanks,
Ryan Lin.

-----Original Message-----
From: Greg KH <gregkh@linuxfoundation.org>=20
Sent: Monday, May 30, 2022 9:05 PM
To: Lin, Tsung-hua (Ryan) <Tsung-hua.Lin@amd.com>
Cc: Li, Leon <Leon.Li@amd.com>; Swarnakar, Praful <Praful.Swarnakar@amd.com=
>; S, Shirish <Shirish.S@amd.com>; Li, Ching-shih (Louis) <Ching-shih.Li@am=
d.com>; Deucher, Alexander <Alexander.Deucher@amd.com>; Daniel Vetter <dani=
el@ffwll.ch>; Kazlauskas, Nicholas <Nicholas.Kazlauskas@amd.com>; stable@vg=
er.kernel.org; Wentland, Harry <Harry.Wentland@amd.com>; Li, Sun peng (Leo)=
 <Sunpeng.Li@amd.com>; Koenig, Christian <Christian.Koenig@amd.com>; David =
(ChunMing) Zhou <David1.Zhou@amd.com>; David Airlie <airlied@linux.ie>; Bas=
 Nieuwenhuizen <bas@basnieuwenhuizen.nl>; Sean Paul <seanpaul@chromium.org>=
; Sasha Levin <sashal@kernel.org>; Mark Yacoub <markyacoub@google.com>; Li,=
 Roman <Roman.Li@amd.com>; Ikshwaku Chauhan <ikshwaku.chauhan@amd.corp-part=
ner.google.com>; Simon Ser <contact@emersion.fr>; amd-gfx@lists.freedesktop=
.org; dri-devel@lists.freedesktop.org; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] BACKPORT: drm/amdgpu/disply: set num_crtc earlier

On Mon, May 30, 2022 at 05:29:02PM +0800, Ryan Lin wrote:
> From: Alex Deucher <alexander.deucher@amd.com>
>=20
> To avoid a recently added warning:
>  Bogus possible_crtcs: [ENCODER:65:TMDS-65] possible_crtcs=3D0xf (full=20
> crtc mask=3D0x7)
>  WARNING: CPU: 3 PID: 439 at drivers/gpu/drm/drm_mode_config.c:617=20
> drm_mode_config_validate+0x178/0x200 [drm] In this case the warning is ha=
rmless, but confusing to users.
>=20
> Fixes: 0df108237433 ("drm: Validate encoder->possible_crtcs")
> Bug:=20
> https://nam11.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Fbugz
> illa.kernel.org%2Fshow_bug.cgi%3Fid%3D209123&amp;data=3D05%7C01%7Ctsung-
> hua.lin%40amd.com%7Cad089e5485984cd0cc1f08da423d097f%7C3dd8961fe4884e6
> 08e11a82d994e183d%7C0%7C0%7C637895127184900879%7CUnknown%7CTWFpbGZsb3d
> 8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C
> 3000%7C%7C%7C&amp;sdata=3D0UcR%2BZszfxXaFz6LUqGq5eYgeqxDdrhySBL7mDmFPKc%
> 3D&amp;reserved=3D0
> Reviewed-by: Daniel Vetter <daniel@ffwll.ch>
> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> Cc: stable@vger.kernel.org


Why did you not sign off on this?

And what is the git id of this in Linus's tree?

> Conflicts:
> 	drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> 	[Ryan Lin: Fixed the conflict, remove the non-main changed part
> 	of this patch]

No need for this here, right?

thanks,

greg k-h