Commit c43de1aa authored by Akhil P Oommen's avatar Akhil P Oommen Committed by Rob Clark
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drm/msm/a6xx: Add support for 7c3 SKUs 



Add support for 7c3 SKU detection using speedbin fuse.

Signed-off-by: default avatarAkhil P Oommen <quic_akhilpo@quicinc.com>
Link: https://lore.kernel.org/r/20220226005021.v2.3.I6e89c014eb17f090f716fba662bdd33073920804@changeid


Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
parent e2f76193

drivers/gpu/drm/msm/adreno/a6xx_gpu.c

+15 −0
Original line number Diff line number Diff line
@@ -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",