Re: [PATCH 6.1.y] drm/amd/display: limit DPIA link rate to HBR3

[Mario Limonciello <mario.limonciello@amd.com>]

On 8/9/23 04:05, Greg KH wrote:
> On Mon, Aug 07, 2023 at 09:00:47AM -0500, Mario Limonciello wrote:
>> From: Peichen Huang <peichen.huang@amd.com>
>>
>> [Why]
>> DPIA doesn't support UHBR, driver should not enable UHBR
>> for dp tunneling
>>
>> [How]
>> limit DPIA link rate to HBR3
>>
>> Cc: Mario Limonciello <mario.limonciello@amd.com>
>> Cc: Alex Deucher <alexander.deucher@amd.com>
>> Cc: stable@vger.kernel.org
>> Acked-by: Stylon Wang <stylon.wang@amd.com>
>> Signed-off-by: Peichen Huang <peichen.huang@amd.com>
>> Reviewed-by: Mustapha Ghaddar <Mustapha.Ghaddar@amd.com>
>> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
>> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>> (cherry picked from commit 0e69ef6ea82e8eece7d2b2b45a0da9670eaaefff)
>> This was CC to stable, but failed to apply because the file was
>> renamed in 6.3-rc1 as part of
>> 54618888d1ea ("drm/amd/display: break down dc_link.c")
> 
> It also is not in 6.4.y, why not?  I can't take it for 6.1.y only,
> otherwise people will have a regression when they move to a new kernel.
> 
> thanks,
> 
> greg k-h

This is one of those cases that the same commit landed in the tree twice 
as two hashes.

Here's the 6.4 hash (which is identical):

$ git describe --contains 7c5835bcb9176df94683396f1c0e5df6bf5094b3
v6.4-rc7~9^2~2^2