From cc45cc060963356edd832d1bbdf21da46e01c8fb Mon Sep 17 00:00:00 2001 From: Tim Smith Date: Tue, 2 Jul 2002 21:34:25 +0000 Subject: Fix lockup on faster machines when drawing in multiple clip rectangles (e.g. when part of a 3D window is obscured by another window) --- linux/radeon_drv.h | 1 + linux/radeon_state.c | 5 ++--- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'linux') diff --git a/linux/radeon_drv.h b/linux/radeon_drv.h index 31e598b2..457c183a 100644 --- a/linux/radeon_drv.h +++ b/linux/radeon_drv.h @@ -477,6 +477,7 @@ extern int radeon_cp_flip( struct inode *inode, struct file *filp, # define RADEON_CNTL_HOSTDATA_BLT 0x00009400 # define RADEON_CNTL_PAINT_MULTI 0x00009A00 # define RADEON_CNTL_BITBLT_MULTI 0x00009B00 +# define RADEON_CNTL_SET_SCISSORS 0xC0001E00 #define RADEON_CP_PACKET_MASK 0xC0000000 #define RADEON_CP_PACKET_COUNT_MASK 0x3fff0000 diff --git a/linux/radeon_state.c b/linux/radeon_state.c index ff2fd66d..a5fb0c3f 100644 --- a/linux/radeon_state.c +++ b/linux/radeon_state.c @@ -48,10 +48,9 @@ static inline void radeon_emit_clip_rect( drm_radeon_private_t *dev_priv, DRM_DEBUG( " box: x1=%d y1=%d x2=%d y2=%d\n", box->x1, box->y1, box->x2, box->y2 ); - BEGIN_RING( 4 ); - OUT_RING( CP_PACKET0( RADEON_RE_TOP_LEFT, 0 ) ); + BEGIN_RING( 3 ); + OUT_RING( CP_PACKET3( RADEON_CNTL_SET_SCISSORS, 1 )); OUT_RING( (box->y1 << 16) | box->x1 ); - OUT_RING( CP_PACKET0( RADEON_RE_WIDTH_HEIGHT, 0 ) ); /* OUT_RING( ((box->y2 - 1) << 16) | (box->x2 - 1) );*/ OUT_RING( (box->y2 << 16) | box->x2 ); ADVANCE_RING(); -- cgit v1.2.3