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Commit 06a0a626 authored by Jordan Crouse's avatar Jordan Crouse
Browse files

msm: kgsl: Initialize coresight at boot time 



Initialize coresight at boot time so that it is available to be
configured before the first open of /dev/kgsl-3d0 to get GPU
scan dumps during initial power up.

Change-Id: Ic0dedbadbda251f12855895cc0aa53852f79a8b8
Signed-off-by: default avatarJordan Crouse <jcrouse@codeaurora.org>
parent 09459f2e

drivers/gpu/msm/adreno.c

+3 −3
Original line number Diff line number Diff line
@@ -1116,6 +1116,9 @@ static int adreno_probe(struct platform_device *pdev) 


	kgsl_pwrscale_init(&pdev->dev, CONFIG_MSM_ADRENO_DEFAULT_GOVERNOR);



	/* Initialize coresight for the target */

	adreno_coresight_init(adreno_dev);



	adreno_input_handler.private = device;



#ifdef CONFIG_INPUT
@@ -1274,9 +1277,6 @@ static int adreno_init(struct kgsl_device *device) 
	if (ret)

		return ret;



	/* Initialize coresight for the target */

	adreno_coresight_init(adreno_dev);



	adreno_perfcounter_init(adreno_dev);

	adreno_fault_detect_init(adreno_dev);

drivers/gpu/msm/adreno_coresight.c

+8 −6
Original line number Diff line number Diff line
@@ -61,7 +61,7 @@ ssize_t adreno_coresight_show_register(struct device *dev, 
	}

	mutex_unlock(&device->mutex);



	return snprintf(buf, PAGE_SIZE, "0x%X", val);

	return snprintf(buf, PAGE_SIZE, "0x%X\n", val);

}



ssize_t adreno_coresight_store_register(struct device *dev,
@@ -243,12 +243,14 @@ static int adreno_coresight_enable(struct coresight_device *csdev) 
			coresight->registers[i].value =

				coresight->registers[i].initial;



		if (kgsl_state_is_awake(device)) {

			ret = kgsl_active_count_get(device);

			if (!ret) {

				ret = _adreno_coresight_set(adreno_dev);

				kgsl_active_count_put(device);

			}

		}

	}



	mutex_unlock(&device->mutex);
@@ -305,7 +307,7 @@ int adreno_coresight_init(struct adreno_device *adreno_dev) 
	if (gpudev->coresight == NULL)

		return -ENODEV;



	if (adreno_dev->csdev != NULL)

	if (!IS_ERR_OR_NULL(adreno_dev->csdev))

		return 0;



	memset(&desc, 0, sizeof(desc));