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drm/msm/a4xx: set interconnect bandwidth vote

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Set the two interconnect paths for the GPU to maximum speed for now to
work towards getting the GPU working upstream. We can revisit a later
time to optimize this for battery life.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Brian Masney
2019-11-21 20:26:45 -05:00
committed by Rob Clark
parent d163ba0b65
commit 21f5a6c08b
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/msm/adreno/a4xx_gpu.c
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@@ -591,6 +591,14 @@ struct msm_gpu *a4xx_gpu_init(struct drm_device *dev)
goto fail; goto fail;
} }
/*
* Set the ICC path to maximum speed for now by multiplying the fastest
* frequency by the bus width (8). We'll want to scale this later on to
* improve battery life.
*/
icc_set_bw(gpu->icc_path, 0, Bps_to_icc(gpu->fast_rate) * 8);
icc_set_bw(gpu->ocmem_icc_path, 0, Bps_to_icc(gpu->fast_rate) * 8);
return gpu; return gpu;
fail: fail: