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drm/msm/a6xx: Add speedbin support for A619 GPU

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There are various SKUs of A619, ranging from 565 MHz to 850 MHz, depending
on the bin. Add support for distinguishing them, so that proper frequency
ranges can be applied, depending on the HW.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Reviewed-by: Akhil P Oommen <quic_akhilpo@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/487590/
Link: https://lore.kernel.org/r/20220528160353.157870-3-konrad.dybcio@somainline.org
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Konrad Dybcio
2022-05-28 18:03:50 +02:00
committed by Rob Clark
parent b7616b5c69
commit fba6767c2d
1 changed files with 19 additions and 0 deletions
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19
drivers/gpu/drm/msm/adreno/a6xx_gpu.c
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@@ -1825,6 +1825,22 @@ static u32 a618_get_speed_bin(u32 fuse)
return UINT_MAX;
}
static u32 a619_get_speed_bin(u32 fuse)
{
if (fuse == 0)
return 0;
else if (fuse == 120)
return 4;
else if (fuse == 138)
return 3;
else if (fuse == 169)
return 2;
else if (fuse == 180)
return 1;
return UINT_MAX;
}
static u32 adreno_7c3_get_speed_bin(u32 fuse)
{
if (fuse == 0)
@@ -1844,6 +1860,9 @@ 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, 1, 9, ANY_ID), rev))
val = a619_get_speed_bin(fuse);
if (adreno_cmp_rev(ADRENO_REV(6, 3, 5, ANY_ID), rev))
val = adreno_7c3_get_speed_bin(fuse);