Commit 9ecefb19 authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: cleanup IB pool handling a bit 



Fix the coding style, move and rename the definitions to
better match what they are supposed to be doing.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent e2085864

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+1 −10
Original line number Diff line number Diff line
@@ -204,8 +204,6 @@ extern int amdgpu_cik_support; 
#define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS	        3000

#define AMDGPU_MAX_USEC_TIMEOUT			100000	/* 100 ms */

#define AMDGPU_FENCE_JIFFIES_TIMEOUT		(HZ / 2)

/* AMDGPU_IB_POOL_SIZE must be a power of 2 */

#define AMDGPU_IB_POOL_SIZE			16

#define AMDGPU_DEBUGFS_MAX_COMPONENTS		32

#define AMDGPUFB_CONN_LIMIT			4

#define AMDGPU_BIOS_NUM_SCRATCH			16
@@ -402,13 +400,6 @@ struct amdgpu_sa_bo { 
int amdgpu_fence_slab_init(void);

void amdgpu_fence_slab_fini(void);



enum amdgpu_ib_pool_type {

	AMDGPU_IB_POOL_NORMAL = 0,

	AMDGPU_IB_POOL_VM,

	AMDGPU_IB_POOL_DIRECT,



	AMDGPU_IB_POOL_MAX

};

/*

 * IRQS.

 */
@@ -866,7 +857,7 @@ struct amdgpu_device { 
	unsigned			num_rings;

	struct amdgpu_ring		*rings[AMDGPU_MAX_RINGS];

	bool				ib_pool_ready;

	struct amdgpu_sa_manager	ring_tmp_bo[AMDGPU_IB_POOL_MAX];

	struct amdgpu_sa_manager	ib_pools[AMDGPU_IB_POOL_MAX];

	struct amdgpu_sched		gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];



	/* interrupts */

drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

+2 −1
Original line number Diff line number Diff line
@@ -924,7 +924,8 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, 


		ring = to_amdgpu_ring(entity->rq->sched);

		r =  amdgpu_ib_get(adev, vm, ring->funcs->parse_cs ?

				   chunk_ib->ib_bytes : 0, AMDGPU_IB_POOL_NORMAL, ib);

				   chunk_ib->ib_bytes : 0,

				   AMDGPU_IB_POOL_DELAYED, ib);

		if (r) {

			DRM_ERROR("Failed to get ib !\n");

			return r;

drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c

+34 −31
Original line number Diff line number Diff line
@@ -61,14 +61,13 @@ 
 * Returns 0 on success, error on failure.

 */

int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,

		unsigned size,

		enum amdgpu_ib_pool_type pool_type,

		  unsigned size, enum amdgpu_ib_pool_type pool_type,

		  struct amdgpu_ib *ib)

{

	int r;



	if (size) {

		r = amdgpu_sa_bo_new(&adev->ring_tmp_bo[pool_type],

		r = amdgpu_sa_bo_new(&adev->ib_pools[pool_type],

				      &ib->sa_bo, size, 256);

		if (r) {

			dev_err(adev->dev, "failed to get a new IB (%d)\n", r);
@@ -305,30 +304,32 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, 
 */

int amdgpu_ib_pool_init(struct amdgpu_device *adev)

{

	int r, i;

	unsigned size;

	int r, i;



	if (adev->ib_pool_ready) {

	if (adev->ib_pool_ready)

		return 0;

	}



	for (i = 0; i < AMDGPU_IB_POOL_MAX; i++) {

		if (i == AMDGPU_IB_POOL_DIRECT)

			size = PAGE_SIZE * 2;

		else

			size = AMDGPU_IB_POOL_SIZE*64*1024;

		r = amdgpu_sa_bo_manager_init(adev, &adev->ring_tmp_bo[i],

				size,

				AMDGPU_GPU_PAGE_SIZE,

			size = AMDGPU_IB_POOL_SIZE;



		r = amdgpu_sa_bo_manager_init(adev, &adev->ib_pools[i],

					      size, AMDGPU_GPU_PAGE_SIZE,

					      AMDGPU_GEM_DOMAIN_GTT);

		if (r) {

			for (i--; i >= 0; i--)

				amdgpu_sa_bo_manager_fini(adev, &adev->ring_tmp_bo[i]);

			return r;

		}

		if (r)

			goto error;

	}

	adev->ib_pool_ready = true;



	return 0;



error:

	while (i--)

		amdgpu_sa_bo_manager_fini(adev, &adev->ib_pools[i]);

	return r;

}



/**
@@ -343,12 +344,13 @@ void amdgpu_ib_pool_fini(struct amdgpu_device *adev) 
{

	int i;



	if (adev->ib_pool_ready) {

	if (!adev->ib_pool_ready)

		return;



	for (i = 0; i < AMDGPU_IB_POOL_MAX; i++)

			amdgpu_sa_bo_manager_fini(adev, &adev->ring_tmp_bo[i]);

		amdgpu_sa_bo_manager_fini(adev, &adev->ib_pools[i]);

	adev->ib_pool_ready = false;

}

}



/**

 * amdgpu_ib_ring_tests - test IBs on the rings
@@ -362,9 +364,9 @@ void amdgpu_ib_pool_fini(struct amdgpu_device *adev) 
 */

int amdgpu_ib_ring_tests(struct amdgpu_device *adev)

{

	unsigned i;

	int r, ret = 0;

	long tmo_gfx, tmo_mm;

	int r, ret = 0;

	unsigned i;



	tmo_mm = tmo_gfx = AMDGPU_IB_TEST_TIMEOUT;

	if (amdgpu_sriov_vf(adev)) {
@@ -442,15 +444,16 @@ static int amdgpu_debugfs_sa_info(struct seq_file *m, void *data) 
	struct drm_device *dev = node->minor->dev;

	struct amdgpu_device *adev = dev->dev_private;



	seq_printf(m, "-------------------- NORMAL -------------------- \n");

	amdgpu_sa_bo_dump_debug_info(&adev->ring_tmp_bo[AMDGPU_IB_POOL_NORMAL], m);

	seq_printf(m, "---------------------- VM ---------------------- \n");

	amdgpu_sa_bo_dump_debug_info(&adev->ring_tmp_bo[AMDGPU_IB_POOL_VM], m);

	seq_printf(m, "-------------------- DIRECT--------------------- \n");

	amdgpu_sa_bo_dump_debug_info(&adev->ring_tmp_bo[AMDGPU_IB_POOL_DIRECT], m);

	seq_printf(m, "--------------------- DELAYED --------------------- \n");

	amdgpu_sa_bo_dump_debug_info(&adev->ib_pools[AMDGPU_IB_POOL_DELAYED],

				     m);

	seq_printf(m, "-------------------- IMMEDIATE -------------------- \n");

	amdgpu_sa_bo_dump_debug_info(&adev->ib_pools[AMDGPU_IB_POOL_IMMEDIATE],

				     m);

	seq_printf(m, "--------------------- DIRECT ---------------------- \n");

	amdgpu_sa_bo_dump_debug_info(&adev->ib_pools[AMDGPU_IB_POOL_DIRECT], m);



	return 0;



}



static const struct drm_info_list amdgpu_debugfs_sa_list[] = {

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h

+13 −0
Original line number Diff line number Diff line
@@ -50,6 +50,8 @@ 


#define to_amdgpu_ring(s) container_of((s), struct amdgpu_ring, sched)



#define AMDGPU_IB_POOL_SIZE	(1024 * 1024)



enum amdgpu_ring_type {

	AMDGPU_RING_TYPE_GFX		= AMDGPU_HW_IP_GFX,

	AMDGPU_RING_TYPE_COMPUTE	= AMDGPU_HW_IP_COMPUTE,
@@ -63,6 +65,17 @@ enum amdgpu_ring_type { 
	AMDGPU_RING_TYPE_KIQ

};



enum amdgpu_ib_pool_type {

	/* Normal submissions to the top of the pipeline. */

	AMDGPU_IB_POOL_DELAYED,

	/* Immediate submissions to the bottom of the pipeline. */

	AMDGPU_IB_POOL_IMMEDIATE,

	/* Direct submission to the ring buffer during init and reset. */

	AMDGPU_IB_POOL_DIRECT,



	AMDGPU_IB_POOL_MAX

};



struct amdgpu_device;

struct amdgpu_ring;

struct amdgpu_ib;

drivers/gpu/drm/amd/amdgpu/amdgpu_test.c

+1 −1
Original line number Diff line number Diff line
@@ -44,7 +44,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) 
	/* Number of tests =

	 * (Total GTT - IB pool - writeback page - ring buffers) / test size

	 */

	n = adev->gmc.gart_size - AMDGPU_IB_POOL_SIZE*64*1024;

	n = adev->gmc.gart_size - AMDGPU_IB_POOL_SIZE;

	for (i = 0; i < AMDGPU_MAX_RINGS; ++i)

		if (adev->rings[i])

			n -= adev->rings[i]->ring_size;

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