[PATCH RFT v2 12/15] drm/msm/a6xx: Drop cfg->ubwc_swizzle override
Konrad Dybcio
konrad.dybcio at oss.qualcomm.com
Thu May 15 15:52:33 UTC 2025
On 5/14/25 10:32 PM, Dmitry Baryshkov wrote:
> On Wed, May 14, 2025 at 05:10:32PM +0200, Konrad Dybcio wrote:
>> From: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>
>>
>> On A663 (SA8775P) the value matches exactly.
>>
>> On A610, the value matches on SM6115, but is different on SM6125. That
>> turns out not to be a problem, as the bits that differ aren't even
>> interpreted.
>
> We also don't set swizzle for a lot of UBWC 1.0 targets (as MDSS wasn't
> programming those). Should we fix all of them to use 6 by default? Or 7?
I don't think any default value is a good idea - this is the sort of
programming error you track down 4 years after you go bald looking
for it
Konrad
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