From c43de1aa6a08cde01926e372dc7b63a9b7095c7b Mon Sep 17 00:00:00 2001 From: Akhil P Oommen Date: Sat, 26 Feb 2022 00:51:30 +0530 Subject: [PATCH] drm/msm/a6xx: Add support for 7c3 SKUs Add support for 7c3 SKU detection using speedbin fuse. Signed-off-by: Akhil P Oommen Link: https://lore.kernel.org/r/20220226005021.v2.3.I6e89c014eb17f090f716fba662bdd33073920804@changeid Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 83e5c09c7d4b..634306ef4baa 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1736,6 +1736,18 @@ static u32 a618_get_speed_bin(u32 fuse) return UINT_MAX; } +static u32 adreno_7c3_get_speed_bin(u32 fuse) +{ + if (fuse == 0) + return 0; + else if (fuse == 117) + return 0; + else if (fuse == 190) + return 1; + + return UINT_MAX; +} + static u32 fuse_to_supp_hw(struct device *dev, struct adreno_rev rev, u32 fuse) { u32 val = UINT_MAX; @@ -1743,6 +1755,9 @@ static u32 fuse_to_supp_hw(struct device *dev, struct adreno_rev rev, u32 fuse) if (adreno_cmp_rev(ADRENO_REV(6, 1, 8, ANY_ID), rev)) val = a618_get_speed_bin(fuse); + if (adreno_cmp_rev(ADRENO_REV(6, 3, 5, ANY_ID), rev)) + val = adreno_7c3_get_speed_bin(fuse); + if (val == UINT_MAX) { DRM_DEV_ERROR(dev, "missing support for speed-bin: %u. Some OPPs may not be supported by hardware",