xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/radeon: add the infrastructure for concurrent buffer access

Browse Source 
This allows us to specify if we want to sync to
the shared fences of a reservation object or not.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2014-09-04 20:01:53 +02:00
committed by Alex Deucher
parent ae9c0af2c0
commit 57d20a43c9
18 changed files with 253 additions and 208 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/gpu/drm/radeon/r100.c
View File

@@ -855,13 +855,14 @@ bool r100_semaphore_ring_emit(struct radeon_device *rdev,
return false;
}
int r100_copy_blit(struct radeon_device *rdev,
uint64_t src_offset,
uint64_t dst_offset,
unsigned num_gpu_pages,
struct radeon_fence **fence)
struct radeon_fence *r100_copy_blit(struct radeon_device *rdev,
uint64_t src_offset,
uint64_t dst_offset,
unsigned num_gpu_pages,
struct reservation_object *resv)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
struct radeon_fence *fence;
uint32_t cur_pages;
uint32_t stride_bytes = RADEON_GPU_PAGE_SIZE;
uint32_t pitch;
@@ -882,7 +883,7 @@ int r100_copy_blit(struct radeon_device *rdev,
r = radeon_ring_lock(rdev, ring, ndw);
if (r) {
DRM_ERROR("radeon: moving bo (%d) asking for %u dw.\n", r, ndw);
return -EINVAL;
return ERR_PTR(-EINVAL);
}
while (num_gpu_pages > 0) {
cur_pages = num_gpu_pages;
@@ -922,11 +923,13 @@ int r100_copy_blit(struct radeon_device *rdev,
RADEON_WAIT_2D_IDLECLEAN |
RADEON_WAIT_HOST_IDLECLEAN |
RADEON_WAIT_DMA_GUI_IDLE);
if (fence) {
r = radeon_fence_emit(rdev, fence, RADEON_RING_TYPE_GFX_INDEX);
r = radeon_fence_emit(rdev, &fence, RADEON_RING_TYPE_GFX_INDEX);
if (r) {
radeon_ring_unlock_undo(rdev, ring);
return ERR_PTR(r);
}
radeon_ring_unlock_commit(rdev, ring, false);
return r;
return fence;
}
static int r100_cp_wait_for_idle(struct radeon_device *rdev)