On 5/9/25 3:17 PM, Konrad Dybcio wrote: > On 5/8/25 9:26 PM, Connor Abbott wrote: >> On Thu, May 8, 2025 at 2:14 PM Konrad Dybcio <konradyb...@kernel.org> wrote: >>> >>> From: Konrad Dybcio <konrad.dyb...@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. >> >> This is definitely going to break userspace, because the kernel >> doesn't expose the UBWC version, instead exposing just the swizzle and >> userspace expects that it sets the right value for older UBWC versions >> before it became configurable (0x7 for UBWC 1.0 and 0x6 for 2.0-3.0). >> It looks like the data for SM6125 is just wrong. > > Oh that's sad.. I'll drop this commit
Wait uh, we have this data in the common config.. why would it break userspace? Konrad
