patch-2.4.23 linux-2.4.23/drivers/char/drm/mga_dma.c

• Lines: 201
• Date: 2003-11-28 10:26:20.000000000 -0800
• Orig file: linux-2.4.22/drivers/char/drm/mga_dma.c
• Orig date: 2003-06-13 07:51:32.000000000 -0700

diff -urN linux-2.4.22/drivers/char/drm/mga_dma.c linux-2.4.23/drivers/char/drm/mga_dma.c
@@ -35,10 +35,11 @@
 
 #include "mga.h"
 #include "drmP.h"
+#include "drm.h"
+#include "mga_drm.h"
 #include "mga_drv.h"
-
-#include <linux/interrupt.h>	/* For task queue support */
-#include <linux/delay.h>
+#include <asm/delay.h>
+#include "drm_os_linux.h"
 
 #define MGA_DEFAULT_USEC_TIMEOUT	10000
 #define MGA_FREELIST_DEBUG		0
@@ -52,7 +53,7 @@
 {
 	u32 status = 0;
 	int i;
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
 		status = MGA_READ( MGA_STATUS ) & MGA_ENGINE_IDLE_MASK;
@@ -74,7 +75,7 @@
 {
 	u32 status = 0;
 	int i;
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
 		status = MGA_READ( MGA_STATUS ) & MGA_DMA_IDLE_MASK;
@@ -93,7 +94,7 @@
 	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
 	drm_mga_primary_buffer_t *primary = &dev_priv->prim;
 
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	/* The primary DMA stream should look like new right about now.
 	 */
@@ -114,7 +115,7 @@
 
 int mga_do_engine_reset( drm_mga_private_t *dev_priv )
 {
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	/* Okay, so we've completely screwed up and locked the engine.
 	 * How about we clean up after ourselves?
@@ -160,8 +161,8 @@
 	u32 head, tail;
 	u32 status = 0;
 	int i;
-	DMA_LOCALS;
-	DRM_DEBUG( "%s:\n", __FUNCTION__ );
+ 	DMA_LOCALS;
+	DRM_DEBUG( "\n" );
 
         /* We need to wait so that we can do an safe flush */
 	for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
@@ -207,7 +208,7 @@
 	mga_flush_write_combine();
 	MGA_WRITE( MGA_PRIMEND, tail | MGA_PAGPXFER );
 
-	DRM_DEBUG( "%s: done.\n", __FUNCTION__ );
+	DRM_DEBUG( "done.\n" );
 }
 
 void mga_do_dma_wrap_start( drm_mga_private_t *dev_priv )
@@ -215,7 +216,7 @@
 	drm_mga_primary_buffer_t *primary = &dev_priv->prim;
 	u32 head, tail;
 	DMA_LOCALS;
-	DRM_DEBUG( "%s:\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	BEGIN_DMA_WRAP();
 
@@ -250,7 +251,7 @@
 	MGA_WRITE( MGA_PRIMEND, tail | MGA_PAGPXFER );
 
 	set_bit( 0, &primary->wrapped );
-	DRM_DEBUG( "%s: done.\n", __FUNCTION__ );
+	DRM_DEBUG( "done.\n" );
 }
 
 void mga_do_dma_wrap_end( drm_mga_private_t *dev_priv )
@@ -258,7 +259,7 @@
 	drm_mga_primary_buffer_t *primary = &dev_priv->prim;
 	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
 	u32 head = dev_priv->primary->offset;
-	DRM_DEBUG( "%s:\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	sarea_priv->last_wrap++;
 	DRM_DEBUG( "   wrap = %d\n", sarea_priv->last_wrap );
@@ -267,7 +268,7 @@
 	MGA_WRITE( MGA_PRIMADDRESS, head | MGA_DMA_GENERAL );
 
 	clear_bit( 0, &primary->wrapped );
-	DRM_DEBUG( "%s: done.\n", __FUNCTION__ );
+	DRM_DEBUG( "done.\n" );
 }
 
 
@@ -307,8 +308,7 @@
 	drm_mga_buf_priv_t *buf_priv;
 	drm_mga_freelist_t *entry;
 	int i;
-	DRM_DEBUG( "%s: count=%d\n",
-		   __FUNCTION__, dma->buf_count );
+	DRM_DEBUG( "count=%d\n", dma->buf_count );
 
 	dev_priv->head = DRM(alloc)( sizeof(drm_mga_freelist_t),
 				     DRM_MEM_DRIVER );
@@ -354,7 +354,7 @@
 	drm_mga_private_t *dev_priv = dev->dev_private;
 	drm_mga_freelist_t *entry;
 	drm_mga_freelist_t *next;
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	entry = dev_priv->head;
 	while ( entry ) {
@@ -392,7 +392,7 @@
 	drm_mga_freelist_t *prev;
 	drm_mga_freelist_t *tail = dev_priv->tail;
 	u32 head, wrap;
-	DRM_DEBUG( "%s:\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	head = MGA_READ( MGA_PRIMADDRESS );
 	wrap = dev_priv->sarea_priv->last_wrap;
@@ -424,8 +424,7 @@
 	drm_mga_buf_priv_t *buf_priv = buf->dev_private;
 	drm_mga_freelist_t *head, *entry, *prev;
 
-	DRM_DEBUG( "%s: age=0x%06lx wrap=%d\n",
-		   __FUNCTION__,
+	DRM_DEBUG( "age=0x%06lx wrap=%d\n",
 		   buf_priv->list_entry->age.head -
 		   dev_priv->primary->offset,
 		   buf_priv->list_entry->age.wrap );
@@ -458,9 +457,8 @@
 static int mga_do_init_dma( drm_device_t *dev, drm_mga_init_t *init )
 {
 	drm_mga_private_t *dev_priv;
-	struct list_head *list;
 	int ret;
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	dev_priv = DRM(alloc)( sizeof(drm_mga_private_t), DRM_MEM_DRIVER );
 	if ( !dev_priv )
@@ -494,15 +492,8 @@
 	dev_priv->texture_offset = init->texture_offset[0];
 	dev_priv->texture_size = init->texture_size[0];
 
-	list_for_each( list, &dev->maplist->head ) {
-		drm_map_list_t *entry = (drm_map_list_t *)list;
-		if ( entry->map &&
-		     entry->map->type == _DRM_SHM &&
-		     (entry->map->flags & _DRM_CONTAINS_LOCK) ) {
-			dev_priv->sarea = entry->map;
- 			break;
- 		}
- 	}
+	DRM_GETSAREA();
+
 	if(!dev_priv->sarea) {
 		DRM_ERROR( "failed to find sarea!\n" );
 		/* Assign dev_private so we can do cleanup. */
@@ -626,8 +617,6 @@
 
 	dev_priv->prim.high_mark = 256 * DMA_BLOCK_SIZE;
 
-	spin_lock_init( &dev_priv->prim.list_lock );
-
 	dev_priv->prim.status[0] = dev_priv->primary->offset;
 	dev_priv->prim.status[1] = 0;
 
@@ -650,7 +639,7 @@
 
 int mga_do_cleanup_dma( drm_device_t *dev )
 {
-	DRM_DEBUG( "%s\n", __FUNCTION__ );
+	DRM_DEBUG( "\n" );
 
 	if ( dev->dev_private ) {
 		drm_mga_private_t *dev_priv = dev->dev_private;
@@ -725,7 +714,7 @@
 #if MGA_DMA_DEBUG
 		int ret = mga_do_wait_for_idle( dev_priv );
 		if ( ret < 0 )
-			DRM_INFO( __FUNCTION__": -EBUSY\n" );
+			DRM_INFO( "%s: -EBUSY\n", __FUNCTION__ );
 		return ret;
 #else
 		return mga_do_wait_for_idle( dev_priv );