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Commit 516a343e authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "msm: kgsl: Do not allocate scratch memory for A3xx"

parents 6a4d507a 6aae7e20

drivers/gpu/msm/adreno.c

+4 −0
Original line number Diff line number Diff line
@@ -1274,6 +1274,10 @@ static int adreno_init(struct kgsl_device *device) 
	struct adreno_gpudev *gpudev = ADRENO_GPU_DEVICE(adreno_dev);

	int ret;



	if (!adreno_is_a3xx(adreno_dev))

		kgsl_sharedmem_set(device, &device->scratch, 0, 0,

				device->scratch.size);



	ret = kgsl_pwrctrl_change_state(device, KGSL_STATE_INIT);

	if (ret)

		return ret;

drivers/gpu/msm/adreno_ringbuffer.c

+16 −4
Original line number Diff line number Diff line
@@ -225,6 +225,7 @@ int adreno_ringbuffer_start(struct adreno_device *adreno_dev, 
	FOR_EACH_RINGBUFFER(adreno_dev, rb, i) {

		kgsl_sharedmem_set(device, &(rb->buffer_desc),

				0, 0xAA, KGSL_RB_SIZE);

		if (!adreno_is_a3xx(adreno_dev))

			kgsl_sharedmem_writel(device, &device->scratch,

					SCRATCH_RPTR_OFFSET(rb->id), 0);

		rb->wptr = 0;
@@ -287,9 +288,16 @@ static int _adreno_ringbuffer_probe(struct adreno_device *adreno_dev, 


int adreno_ringbuffer_probe(struct adreno_device *adreno_dev, bool nopreempt)

{

	int status = 0;

	struct kgsl_device *device = KGSL_DEVICE(adreno_dev);

	struct adreno_gpudev *gpudev = ADRENO_GPU_DEVICE(adreno_dev);

	int i;

	int i, status;



	if (!adreno_is_a3xx(adreno_dev)) {

		status = kgsl_allocate_global(device, &device->scratch,

				PAGE_SIZE, 0, 0, "scratch");

		if (status != 0)

			return status;

	}



	if (nopreempt == false)

		adreno_dev->num_ringbuffers = gpudev->num_prio_levels;
@@ -325,9 +333,13 @@ static void _adreno_ringbuffer_close(struct adreno_device *adreno_dev, 


void adreno_ringbuffer_close(struct adreno_device *adreno_dev)

{

	struct kgsl_device *device = KGSL_DEVICE(adreno_dev);

	struct adreno_ringbuffer *rb;

	int i;



	if (!adreno_is_a3xx(adreno_dev))

		kgsl_free_global(device, &device->scratch);



	FOR_EACH_RINGBUFFER(adreno_dev, rb, i)

		_adreno_ringbuffer_close(adreno_dev, rb);

}

drivers/gpu/msm/kgsl.c

+0 −11
Original line number Diff line number Diff line
@@ -1131,8 +1131,6 @@ static int kgsl_open_device(struct kgsl_device *device) 
		atomic_inc(&device->active_cnt);

		kgsl_sharedmem_set(device, &device->memstore, 0, 0,

				device->memstore.size);

		kgsl_sharedmem_set(device, &device->scratch, 0, 0,

				device->scratch.size);



		result = device->ftbl->init(device);

		if (result)
@@ -4689,11 +4687,6 @@ int kgsl_device_platform_probe(struct kgsl_device *device) 
	if (status != 0)

		goto error_close_mmu;



	status = kgsl_allocate_global(device, &device->scratch,

		PAGE_SIZE, 0, 0, "scratch");

	if (status != 0)

		goto error_free_memstore;



	/*

	 * The default request type PM_QOS_REQ_ALL_CORES is

	 * applicable to all CPU cores that are online and
@@ -4739,8 +4732,6 @@ int kgsl_device_platform_probe(struct kgsl_device *device) 


	return 0;



error_free_memstore:

	kgsl_free_global(device, &device->memstore);

error_close_mmu:

	kgsl_mmu_close(device);

error_pwrctrl_close:
@@ -4768,8 +4759,6 @@ void kgsl_device_platform_remove(struct kgsl_device *device) 


	idr_destroy(&device->context_idr);



	kgsl_free_global(device, &device->scratch);



	kgsl_free_global(device, &device->memstore);



	kgsl_mmu_close(device);