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authorAkhil P Oommen <quic_akhilpo@quicinc.com>2022-02-26 00:51:30 +0530
committerRob Clark <robdclark@chromium.org>2022-02-25 13:29:57 -0800
commitc43de1aa6a08cde01926e372dc7b63a9b7095c7b (patch)
treefeeb2d0cfd665461e86b01b59614535e4304f8e0 /drivers/gpu
parente2f76193958be91baed84583b2c638f8ca8b3bc2 (diff)
drm/msm/a6xx: Add support for 7c3 SKUs
Add support for 7c3 SKU detection using speedbin fuse. Signed-off-by: Akhil P Oommen <quic_akhilpo@quicinc.com> Link: https://lore.kernel.org/r/20220226005021.v2.3.I6e89c014eb17f090f716fba662bdd33073920804@changeid Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/msm/adreno/a6xx_gpu.c15
1 files changed, 15 insertions, 0 deletions
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",