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-rw-r--r--linux/radeon_drm.h10
-rw-r--r--linux/radeon_state.c31
2 files changed, 25 insertions, 16 deletions
diff --git a/linux/radeon_drm.h b/linux/radeon_drm.h
index 9645f394..643253d2 100644
--- a/linux/radeon_drm.h
+++ b/linux/radeon_drm.h
@@ -276,16 +276,18 @@ typedef struct drm_radeon_fullscreen {
#define CLEAR_Y2 3
#define CLEAR_DEPTH 4
+typedef union drm_radeon_clear_rect {
+ float f[5];
+ unsigned int ui[5];
+} drm_radeon_clear_rect_t;
+
typedef struct drm_radeon_clear {
unsigned int flags;
unsigned int clear_color;
unsigned int clear_depth;
unsigned int color_mask;
unsigned int depth_mask;
- union {
- float f[5];
- unsigned int ui[5];
- } rect;
+ drm_radeon_clear_rect_t *depth_boxes;
} drm_radeon_clear_t;
typedef struct drm_radeon_vertex {
diff --git a/linux/radeon_state.c b/linux/radeon_state.c
index 75aed88d..13da7d0b 100644
--- a/linux/radeon_state.c
+++ b/linux/radeon_state.c
@@ -485,7 +485,8 @@ static void radeon_print_dirty( const char *msg, unsigned int flags )
}
static void radeon_cp_dispatch_clear( drm_device_t *dev,
- drm_radeon_clear_t *clear )
+ drm_radeon_clear_t *clear,
+ drm_radeon_clear_rect_t *depth_boxes )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
@@ -608,17 +609,17 @@ static void radeon_cp_dispatch_clear( drm_device_t *dev,
RADEON_VTX_FMT_RADEON_MODE |
(3 << RADEON_NUM_VERTICES_SHIFT)) );
- OUT_RING( clear->rect.ui[CLEAR_X1] );
- OUT_RING( clear->rect.ui[CLEAR_Y1] );
- OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
- OUT_RING( clear->rect.ui[CLEAR_X1] );
- OUT_RING( clear->rect.ui[CLEAR_Y2] );
- OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
- OUT_RING( clear->rect.ui[CLEAR_X2] );
- OUT_RING( clear->rect.ui[CLEAR_Y2] );
- OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_X2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
ADVANCE_RING();
@@ -1117,6 +1118,7 @@ int radeon_cp_clear( struct inode *inode, struct file *filp,
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_clear_t clear;
+ drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS];
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
@@ -1125,16 +1127,21 @@ int radeon_cp_clear( struct inode *inode, struct file *filp,
return -EINVAL;
}
- if ( copy_from_user( &clear, (drm_radeon_clear_t *) arg,
+ if ( copy_from_user( &clear, (drm_radeon_clear_t *)arg,
sizeof(clear) ) )
return -EFAULT;
+
RING_SPACE_TEST_WITH_RETURN( dev_priv );
if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
- radeon_cp_dispatch_clear( dev, &clear );
+ if ( copy_from_user( &depth_boxes, clear.depth_boxes,
+ sarea_priv->nbox * sizeof(depth_boxes[0]) ) )
+ return -EFAULT;
+
+ radeon_cp_dispatch_clear( dev, &clear, depth_boxes );
return 0;
}