On 11/6/25 9:50 PM, Akhil P Oommen wrote: > From: Jie Zhang <[email protected]> > > Add support for Adreno 612 GPU found in SM6150/QCS615 chipsets. > A612 falls under ADRENO_6XX_GEN1 family and is a cut down version > of A615 GPU. > > A612 has a new IP called Reduced Graphics Management Unit or RGMU > which is a small state machine which helps to toggle GX GDSC > (connected to CX rail) to implement IFPC feature. It doesn't support > any other features of a full fledged GMU like clock control, resource > voting to rpmh etc. So we need linux clock driver support like other > gmu-wrapper implementations to control gpu core clock and gpu GX gdsc. > This patch skips RGMU core initialization and act more like a > gmu-wrapper case. > > Signed-off-by: Jie Zhang <[email protected]> > Signed-off-by: Akhil P Oommen <[email protected]> > ---
[...] > /* Enable fault detection */ > - if (adreno_is_a730(adreno_gpu) || > + if (adreno_is_a612(adreno_gpu) || > + adreno_is_a730(adreno_gpu) || > adreno_is_a740_family(adreno_gpu)) > gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) > | 0xcfffff); Downstream sets this to 0x3fffff, but IDK if having a timeout too large is an issue Konrad
