drm/radeon: make ib size variable

This avoid to waste ib pool size and avoid a bunch of wait for
previous ib to finish.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index f6a4fbd102a0..bc844fe86ae6 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -93,13 +93,16 @@ static bool radeon_ib_try_free(struct radeon_device *rdev,
         return done;
 }
 
-int radeon_ib_get(struct radeon_device *rdev, int ring, struct radeon_ib **ib)
+int radeon_ib_get(struct radeon_device *rdev, int ring,
+                  struct radeon_ib **ib, unsigned size)
 {
         struct radeon_fence *fence;
         unsigned cretry = 0;
         int r = 0, i, idx;
 
         *ib = NULL;
+        /* align size on 256 bytes */
+        size = ALIGN(size, 256);
 
         r = radeon_fence_create(rdev, &fence, ring);
         if (r) {
@@ -122,7 +125,7 @@ retry:
                 if (rdev->ib_pool.ibs[idx].fence == NULL) {
                         r = radeon_sa_bo_new(rdev, &rdev->ib_pool.sa_manager,
                                              &rdev->ib_pool.ibs[idx].sa_bo,
-                                             64*1024, 64);
+                                             size, 256);
                         if (!r) {
                                 *ib = &rdev->ib_pool.ibs[idx];
                                 (*ib)->ptr = rdev->ib_pool.sa_manager.cpu_ptr;