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-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c4
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.h5
2 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 77a7a4d8465..aff90bb9648 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -2185,9 +2185,9 @@ void radeon_commit_ring(drm_radeon_private_t *dev_priv)
/* check if the ring is padded out to 16-dword alignment */
- tail_aligned = dev_priv->ring.tail & 0xf;
+ tail_aligned = dev_priv->ring.tail & (RADEON_RING_ALIGN-1);
if (tail_aligned) {
- int num_p2 = 16 - tail_aligned;
+ int num_p2 = RADEON_RING_ALIGN - tail_aligned;
ring = dev_priv->ring.start;
/* pad with some CP_PACKET2 */
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 8071d965f14..0c6bfc1de15 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -1964,11 +1964,14 @@ do { \
#define RING_LOCALS int write, _nr, _align_nr; unsigned int mask; u32 *ring;
+#define RADEON_RING_ALIGN 16
+
#define BEGIN_RING( n ) do { \
if ( RADEON_VERBOSE ) { \
DRM_INFO( "BEGIN_RING( %d )\n", (n)); \
} \
- _align_nr = (n + 0xf) & ~0xf; \
+ _align_nr = RADEON_RING_ALIGN - ((dev_priv->ring.tail + n) & (RADEON_RING_ALIGN-1)); \
+ _align_nr += n; \
if (dev_priv->ring.space <= (_align_nr * sizeof(u32))) { \
COMMIT_RING(); \
radeon_wait_ring( dev_priv, _align_nr * sizeof(u32)); \