From: Greg KH <gregkh@linuxfoundation.org>
To: "Limonciello, Mario" <mario.limonciello@amd.com>
Cc: dri-devel@lists.freedesktop.org, stable@vger.kernel.org,
stanislav.lisovskiy@intel.com, Fangzhi Zuo <Jerry.Zuo@amd.com>,
amd-gfx@lists.freedesktop.org, Wayne Lin <Wayne.Lin@amd.com>,
Guenter Roeck <linux@roeck-us.net>,
bskeggs@redhat.com
Subject: Re: [PATCH] Revert "drm/display/dp_mst: Move all payload info into the atomic state"
Date: Fri, 27 Jan 2023 08:39:46 +0100 [thread overview]
Message-ID: <Y9N/wiIL758c3ozv@kroah.com> (raw)
In-Reply-To: <a9deecb3-5955-ee4e-c76f-2654ee9f1a92@amd.com>
On Fri, Jan 20, 2023 at 11:51:04AM -0600, Limonciello, Mario wrote:
> On 1/20/2023 11:46, Guenter Roeck wrote:
> > On Thu, Jan 12, 2023 at 04:50:44PM +0800, Wayne Lin wrote:
> > > This reverts commit 4d07b0bc403403438d9cf88450506240c5faf92f.
> > >
> > > [Why]
> > > Changes cause regression on amdgpu mst.
> > > E.g.
> > > In fill_dc_mst_payload_table_from_drm(), amdgpu expects to add/remove payload
> > > one by one and call fill_dc_mst_payload_table_from_drm() to update the HW
> > > maintained payload table. But previous change tries to go through all the
> > > payloads in mst_state and update amdpug hw maintained table in once everytime
> > > driver only tries to add/remove a specific payload stream only. The newly
> > > design idea conflicts with the implementation in amdgpu nowadays.
> > >
> > > [How]
> > > Revert this patch first. After addressing all regression problems caused by
> > > this previous patch, will add it back and adjust it.
> >
> > Has there been any progress on this revert, or on fixing the underlying
> > problem ?
> >
> > Thanks,
> > Guenter
>
> Hi Guenter,
>
> Wayne is OOO for CNY, but let me update you.
>
> Harry has sent out this series which is a collection of proper fixes.
> https://patchwork.freedesktop.org/series/113125/
>
> Once that's reviewed and accepted, 4 of them are applicable for 6.1.
Any hint on when those will be reviewed and accepted? patchwork doesn't
show any activity on them, or at least I can't figure it out...
thanks,
greg k-h
next prev parent reply other threads:[~2023-01-27 8:32 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-12 8:50 [PATCH] Revert "drm/display/dp_mst: Move all payload info into the atomic state" Wayne Lin
2023-01-12 17:37 ` Limonciello, Mario
2023-01-12 21:16 ` Lyude Paul
2023-01-13 10:16 ` Jani Nikula
2023-01-13 10:25 ` Daniel Vetter
2023-01-13 16:19 ` Harry Wentland
2023-01-13 19:28 ` Lyude Paul
2023-01-13 19:45 ` Limonciello, Mario
2023-01-20 17:46 ` Guenter Roeck
2023-01-20 17:51 ` Limonciello, Mario
2023-01-20 18:18 ` Guenter Roeck
2023-01-20 18:39 ` Limonciello, Mario
2023-01-20 21:00 ` Guenter Roeck
2023-01-27 7:39 ` Greg KH [this message]
2023-01-27 9:15 ` Linux kernel regression tracking (Thorsten Leemhuis)
2023-01-27 15:02 ` Limonciello, Mario
2023-01-29 13:31 ` Greg KH
2023-02-01 19:43 ` Limonciello, Mario
2023-01-27 14:24 ` Hamza Mahfooz
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