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Commit 055a6e49 authored by Bharathraj Nagaraju's avatar Bharathraj Nagaraju Committed by Gerrit - the friendly Code Review server
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drm: Add GPU performance counter for DRM driver. 



Ported performance counter changes from KGSL driver.
we can read all the GPU perf counter values in DRM based
GPU driver.

Change-Id: I4810de3b7232cbf5069645d8ff504d258c9eaa01
Signed-off-by: default avatarKiran Sunilrao Khatke <c-kkhatk@codeaurora.org>
Signed-off-by: default avatarBharathraj Nagaraju <snbraj@codeaurora.org>
parent c77f6d53

drivers/gpu/drm/msm/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -64,7 +64,8 @@ msm-y := \ 
ifneq ($(CONFIG_QCOM_KGSL),y)

msm-y += adreno/adreno_device.o \

	adreno/adreno_gpu.o \

	adreno/a5xx_gpu.o

	adreno/a5xx_gpu.o \

	adreno/adreno_perfcounter.o

endif



msm-$(CONFIG_DRM_MSM_HDCP) += hdmi/hdmi_hdcp.o

drivers/gpu/drm/msm/adreno/a5xx_gpu.c

+434 −1

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

+40 −1
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ 
 * Copyright (C) 2013 Red Hat

 * Author: Rob Clark <robdclark@gmail.com>

 *

 * Copyright (c) 2014 The Linux Foundation. All rights reserved.

 * Copyright (c) 2014,2017 The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 as published by
@@ -383,6 +383,8 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev, 
		return ret;

	}



	adreno_perfcounter_start(adreno_gpu);



	return 0;

}
@@ -401,3 +403,40 @@ void adreno_gpu_cleanup(struct adreno_gpu *gpu) 
		msm_gem_free_object(gpu->pfp_bo);

	msm_gpu_cleanup(&gpu->base);

}



int adreno_perfcounter_read(struct msm_gpu *gpu,

	struct drm_perfcounter_read_group __user *reads, unsigned int count)

{

	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);



	return adreno_perfcounter_read_group(adreno_gpu, reads, count);

}



int adreno_perfcounter_query(struct msm_gpu *gpu, unsigned int groupid,

	unsigned int __user *countables, unsigned int count,

		unsigned int *max_counters)

{

	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);



	return adreno_perfcounter_query_group(adreno_gpu, groupid,

		&countables, count, &max_counters);

}



int adreno_perfcounter_msm_get(struct msm_gpu *gpu, unsigned int groupid,

	unsigned int countable, unsigned int *offset, unsigned int *offset_hi,

		unsigned int flags)

{

	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);



	return adreno_perfcounter_get(adreno_gpu, groupid, countable,

		&offset, &offset_hi, flags);

}



int adreno_perfcounter_msm_put(struct msm_gpu *gpu, unsigned int groupid,

	unsigned int countable, unsigned int flags)

{

	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);



	return adreno_perfcounter_put(adreno_gpu, groupid,

		countable, flags);

}

drivers/gpu/drm/msm/adreno/adreno_gpu.h

+14 −2

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

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+768 −0

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