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author | Alex Deucher <alexander.deucher@amd.com> | 2013-07-12 19:46:09 (GMT) |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2013-07-14 14:11:31 (GMT) |
commit | 6c4f978b357bc779c703fda1f200e9179623d3e9 (patch) | |
tree | 51a77b25130a49e2ecaacd576a066d6e7222575e | |
parent | 9cc2e0e9f13315559c85c9f99f141e420967c955 (diff) | |
download | linux-fsl-qoriq-6c4f978b357bc779c703fda1f200e9179623d3e9.tar.xz |
drm/radeon: allow selection of alignment in the sub-allocator
There are cases where we need more than 4k alignment. No
functional change with this commit.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
-rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_gart.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_ring.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_sa.c | 7 |
5 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 7b7d23a..82e8e36 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -455,6 +455,7 @@ struct radeon_sa_manager { uint64_t gpu_addr; void *cpu_ptr; uint32_t domain; + uint32_t align; }; struct radeon_sa_bo; diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 43ec4a4..5ce190b 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -467,6 +467,7 @@ int radeon_vm_manager_init(struct radeon_device *rdev) size *= 2; r = radeon_sa_bo_manager_init(rdev, &rdev->vm_manager.sa_manager, RADEON_GPU_PAGE_ALIGN(size), + RADEON_GPU_PAGE_SIZE, RADEON_GEM_DOMAIN_VRAM); if (r) { dev_err(rdev->dev, "failed to allocate vm bo (%dKB)\n", diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index 91519a5..49c82c4 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -174,7 +174,7 @@ static inline void * radeon_sa_bo_cpu_addr(struct radeon_sa_bo *sa_bo) extern int radeon_sa_bo_manager_init(struct radeon_device *rdev, struct radeon_sa_manager *sa_manager, - unsigned size, u32 domain); + unsigned size, u32 align, u32 domain); extern void radeon_sa_bo_manager_fini(struct radeon_device *rdev, struct radeon_sa_manager *sa_manager); extern int radeon_sa_bo_manager_start(struct radeon_device *rdev, diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 5f1c51a..fb5ea62 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -224,6 +224,7 @@ int radeon_ib_pool_init(struct radeon_device *rdev) } r = radeon_sa_bo_manager_init(rdev, &rdev->ring_tmp_bo, RADEON_IB_POOL_SIZE*64*1024, + RADEON_GPU_PAGE_SIZE, RADEON_GEM_DOMAIN_GTT); if (r) { return r; diff --git a/drivers/gpu/drm/radeon/radeon_sa.c b/drivers/gpu/drm/radeon/radeon_sa.c index 0abe5a9..f0bac68 100644 --- a/drivers/gpu/drm/radeon/radeon_sa.c +++ b/drivers/gpu/drm/radeon/radeon_sa.c @@ -49,7 +49,7 @@ static void radeon_sa_bo_try_free(struct radeon_sa_manager *sa_manager); int radeon_sa_bo_manager_init(struct radeon_device *rdev, struct radeon_sa_manager *sa_manager, - unsigned size, u32 domain) + unsigned size, u32 align, u32 domain) { int i, r; @@ -57,13 +57,14 @@ int radeon_sa_bo_manager_init(struct radeon_device *rdev, sa_manager->bo = NULL; sa_manager->size = size; sa_manager->domain = domain; + sa_manager->align = align; sa_manager->hole = &sa_manager->olist; INIT_LIST_HEAD(&sa_manager->olist); for (i = 0; i < RADEON_NUM_RINGS; ++i) { INIT_LIST_HEAD(&sa_manager->flist[i]); } - r = radeon_bo_create(rdev, size, RADEON_GPU_PAGE_SIZE, true, + r = radeon_bo_create(rdev, size, align, true, domain, NULL, &sa_manager->bo); if (r) { dev_err(rdev->dev, "(%d) failed to allocate bo for manager\n", r); @@ -317,7 +318,7 @@ int radeon_sa_bo_new(struct radeon_device *rdev, unsigned tries[RADEON_NUM_RINGS]; int i, r; - BUG_ON(align > RADEON_GPU_PAGE_SIZE); + BUG_ON(align > sa_manager->align); BUG_ON(size > sa_manager->size); *sa_bo = kmalloc(sizeof(struct radeon_sa_bo), GFP_KERNEL); |