Commit 21f5a6c0 authored Nov 21, 2019 by Brian Masney Committed by Rob Clark Jan 02, 2020

drm/msm/a4xx: set interconnect bandwidth vote



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>

parent d163ba0b

drivers/gpu/drm/msm/adreno/a4xx_gpu.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -591,6 +591,14 @@ struct msm_gpu a4xx_gpu_init(struct drm_device dev)
		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;

		fail:

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