[PATCH v3 1/2] phy: qcom: edp: Add eDP/DP mode switch support
Konrad Dybcio
konrad.dybcio at oss.qualcomm.com
Tue Apr 21 06:00:33 PDT 2026
On 4/21/26 5:54 AM, Yongxing Mou wrote:
>
>
> On 4/20/2026 8:49 PM, Konrad Dybcio wrote:
>> On 4/20/26 2:48 PM, Yongxing Mou wrote:
>>>
>>>
>>> On 4/16/2026 5:34 PM, Konrad Dybcio wrote:
>>>> On 3/2/26 9:28 AM, Yongxing Mou wrote:
>>>>> The eDP PHY supports both eDP&DP modes, each requires a different table.
>>>>> The current driver doesn't fully support every combo PHY mode and use
>>>>> either the eDP or DP table when enable the platform. In addition, some
>>>>> platforms mismatch between the mode and the table where DP mode uses
>>>>> the eDP table or eDP mode use the DP table.
>>>>>
>>>>> Clean up and correct the tables for currently supported platforms based on
>>>>> the HPG specification.
>>>>>
>>>>> Here lists the tables can be reused across current platforms.
>>>>> DP mode:
>>>>> -sa8775p/sc7280/sc8280xp/x1e80100
>>>>> -glymur
>>>>> eDP mode(low vdiff):
>>>>> -glymur/sa8775p/sc8280xp/x1e80100
>>>>> -sc7280
>>>>>
>>>>> Cc: stable at vger.kernel.org
>>>>> Fixes: f199223cb490 ("phy: qcom: Introduce new eDP PHY driver")
>>>>> Signed-off-by: Yongxing Mou <yongxing.mou at oss.qualcomm.com>
>>>>> ---
>>>>
>>>> I went through everything and all the sequences are OK.
>>>>
>>>> SC8180X will need changes, but it's already incorrect so this
>>>> doesn't necessarily affect it
>>>>
>>>> Thanks!
>>>>
>>>> Reviewed-by: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>
>>>>
>>>> Konrad
>>> Thanks here.. I didn’t notice before that SC8180X is different from SC7280, and will correct it in the next version.
>>
>> Please make it another patch on top of these two, so that we don't have
>> to re-validate the existing diff
>>
>> Konrad
> Thanks very much for the validating this patch. Could you sync with Dmitry how i post next patch?... He suggest me to splite this patch...
Eh I guess he's right.. I think the following approach should be fine:
- take your current change
- split it up into smaller pieces (so that the resulting diff is the same)
- add a 8180 fixup on top
Konrad
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