XFree86 4.3.0 mergeX_4_3_0-20030324-merge

1 files changed, 57 insertions, 22 deletions

diff --git a/shared/radeon_drv.h b/shared/radeon_drv.h
index 502ba89b..635ad14b 100644
--- a/shared/radeon_drv.h
+++ b/shared/radeon_drv.h
@@ -31,8 +31,8 @@
 #ifndef __RADEON_DRV_H__
 #define __RADEON_DRV_H__
 
-#define GET_RING_HEAD(ring)		DRM_READ32(  (ring)->ring_rptr, 0 ) /* (ring)->head */
-#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */
+#define GET_RING_HEAD(ring)		DRM_READ32(  (volatile u32 *) (ring)->head )
+#define SET_RING_HEAD(ring,val)		DRM_WRITE32( (volatile u32 *) (ring)->head , (val))
 
 typedef struct drm_radeon_freelist {
    	unsigned int age;
@@ -53,7 +53,6 @@ typedef struct drm_radeon_ring_buffer {
 	int space;
 
 	int high_mark;
-	drm_local_map_t *ring_rptr;
 } drm_radeon_ring_buffer_t;
 
 typedef struct drm_radeon_depth_clear_t {
@@ -127,13 +126,13 @@ typedef struct drm_radeon_private {
 
 	drm_radeon_depth_clear_t depth_clear;
 
-	drm_local_map_t *sarea;
-	drm_local_map_t *fb;
-	drm_local_map_t *mmio;
-	drm_local_map_t *cp_ring;
-	drm_local_map_t *ring_rptr;
-	drm_local_map_t *buffers;
-	drm_local_map_t *agp_textures;
+	drm_map_t *sarea;
+	drm_map_t *fb;
+	drm_map_t *mmio;
+	drm_map_t *cp_ring;
+	drm_map_t *ring_rptr;
+	drm_map_t *buffers;
+	drm_map_t *agp_textures;
 
 	struct mem_block *agp_heap;
 	struct mem_block *fb_heap;
@@ -194,7 +193,6 @@ extern int radeon_emit_and_wait_irq(drm_device_t *dev);
 extern int radeon_wait_irq(drm_device_t *dev, int swi_nr);
 extern int radeon_emit_irq(drm_device_t *dev);
 
-extern void radeon_do_release(drm_device_t *dev);
 
 /* Flags for stats.boxes
  */
@@ -268,10 +266,8 @@ extern void radeon_do_release(drm_device_t *dev);
 #define RADEON_SCRATCH_UMSK		0x0770
 #define RADEON_SCRATCH_ADDR		0x0774
 
-#define RADEON_SCRATCHOFF( x )		(RADEON_SCRATCH_REG_OFFSET + 4*(x))
-
 #define GET_SCRATCH( x )	(dev_priv->writeback_works			\
-				? DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(x) ) \
+				? DRM_READ32( &dev_priv->scratch[(x)] )		\
 				: RADEON_READ( RADEON_SCRATCH_REG0 + 4*(x) ) )
 
 
@@ -690,10 +686,15 @@ extern void radeon_do_release(drm_device_t *dev);
 
 #define RADEON_RING_HIGH_MARK		128
 
-#define RADEON_READ(reg)	DRM_READ32(  dev_priv->mmio, (reg) )
-#define RADEON_WRITE(reg,val)	DRM_WRITE32( dev_priv->mmio, (reg), (val) )
-#define RADEON_READ8(reg)	DRM_READ8(  dev_priv->mmio, (reg) )
-#define RADEON_WRITE8(reg,val)	DRM_WRITE8( dev_priv->mmio, (reg), (val) )
+
+#define RADEON_BASE(reg)	((unsigned long)(dev_priv->mmio->handle))
+#define RADEON_ADDR(reg)	(RADEON_BASE( reg ) + reg)
+
+#define RADEON_READ(reg)	DRM_READ32(  (volatile u32 *) RADEON_ADDR(reg) )
+#define RADEON_WRITE(reg,val)	DRM_WRITE32( (volatile u32 *) RADEON_ADDR(reg), (val) )
+
+#define RADEON_READ8(reg)	DRM_READ8(  (volatile u8 *) RADEON_ADDR(reg) )
+#define RADEON_WRITE8(reg,val)	DRM_WRITE8( (volatile u8 *) RADEON_ADDR(reg), (val) )
 
 #define RADEON_WRITE_PLL( addr, val )					\
 do {									\
@@ -826,10 +827,43 @@ do {									\
 
 #define RING_LOCALS	int write, _nr; unsigned int mask; u32 *ring;
 
-#define BEGIN_RING( n ) do {						\
+#if defined(__alpha__)
+#  define RADEON_PAD_RING 16 /* pad ring requests to 16 lw boundaries */
+#else
+#  define RADEON_PAD_RING 0
+#endif
+
+#if RADEON_PAD_RING
+# define radeon_pad_size(n) 	\
+	(((RADEON_PAD_RING) - ((n) % (RADEON_PAD_RING))) % (RADEON_PAD_RING))
+# define radeon_pad_ring() do {						\
+	if (RADEON_VERBOSE) {						\
+		DRM_INFO("Padding ring from %d (%x) with %d words\n", 	\
+			 write, write, radeon_pad_size(write));		\
+	}								\
+	switch (radeon_pad_size(write)) {			      	\
+	case 0:  /* aligned */					      	\
+		break;						      	\
+	case 1:  /* 1 word */					      	\
+		OUT_RING(CP_PACKET2());				      	\
+		break;						      	\
+	default: /* >= 2 words */				      	\
+		OUT_RING(CP_PACKET3(0x1000, radeon_pad_size(write) - 1));\
+		write = (write + radeon_pad_size(write)) & mask;	\
+		write &= mask;						\
+		break;						      	\
+	}							      	\
+} while(0)
+#else
+# define radeon_pad_size(n) 0
+# define radeon_pad_ring()
+#endif
+
+#define BEGIN_RING( req_n ) do {					\
+	int n = req_n + radeon_pad_size(req_n);				\
 	if ( RADEON_VERBOSE ) {						\
-		DRM_INFO( "BEGIN_RING( %d ) in %s\n",			\
-			   n, __FUNCTION__ );				\
+		DRM_INFO( "BEGIN_RING( %d (%d) ) in %s\n",		\
+			   n, req_n, __FUNCTION__ );			\
 	}								\
 	if ( dev_priv->ring.space <= (n) * sizeof(u32) ) {		\
                 COMMIT_RING();						\
@@ -846,6 +880,7 @@ do {									\
 		DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n",	\
 			  write, dev_priv->ring.tail );			\
 	}								\
+	radeon_pad_ring();						\
 	if (((dev_priv->ring.tail + _nr) & mask) != write) {		\
 		DRM_ERROR( 						\
 			"ADVANCE_RING(): mismatch: nr: %x write: %x line: %d\n",	\
@@ -857,7 +892,7 @@ do {									\
 
 #define COMMIT_RING() do {						\
 	/* Flush writes to ring */					\
-	DRM_READMEMORYBARRIER(dev_priv->mmio);					\
+	DRM_READMEMORYBARRIER();					\
 	GET_RING_HEAD( &dev_priv->ring );				\
 	RADEON_WRITE( RADEON_CP_RB_WPTR, dev_priv->ring.tail );		\
 	/* read from PCI bus to ensure correct posting */		\