[PATCH v4 1/4] drm/msm/dp: Fix support of LTTPR initialization

[Jessica Zhang]

On 5/2/2025 2:54 PM, Dmitry Baryshkov wrote:
> On Fri, May 02, 2025 at 10:41:41AM -0700, Jessica Zhang wrote:
>>
>>
>> On 4/29/2025 5:09 PM, Aleksandrs Vinarskis wrote:
>>> Initialize LTTPR before msm_dp_panel_read_sink_caps, as DPTX shall
>>> (re)read DPRX caps after LTTPR detection, as required by DP 2.1,
>>> Section 3.6.7.6.1.
>>>
>>> Fixes: 72d0af4accd9 ("drm/msm/dp: Add support for LTTPR handling")
>>>
>>> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov at oss.qualcomm.com>
>>> Signed-off-by: Aleksandrs Vinarskis <alex.vinarskis at gmail.com>
>>> Tested-by: Johan Hovold <johan+linaro at kernel.org>
>>> Tested-by: Rob Clark <robdclark at gmail.com>
>>
>> Hi Aleksandrs,
>>
>> For this patch and the rest of the series:
>>
>> Tested-by: Jessica Zhang <quic_jesszhan at quicinc.com> # SA8775P
> 
> Were you testing in a setup with LTTPRs?

Hi Dmitry,

No, I have a setup with MST so I re-verified SST and MST with these changes.

Thanks,

Jessica Zhang

>