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-rw-r--r--linux/radeon_drv.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/linux/radeon_drv.h b/linux/radeon_drv.h
index ba9f8de9..31e598b2 100644
--- a/linux/radeon_drv.h
+++ b/linux/radeon_drv.h
@@ -730,8 +730,9 @@ do { \
dev_priv->ring.tail = write; \
} while (0)
-#define COMMIT_RING() do { \
- RADEON_WRITE( RADEON_CP_RB_WPTR, dev_priv->ring.tail ); \
+#define COMMIT_RING() do { \
+ radeon_flush_write_combine(); \
+ RADEON_WRITE( RADEON_CP_RB_WPTR, dev_priv->ring.tail ); \
} while (0)
#define OUT_RING( x ) do { \
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-12 11:30:00 +0000
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/* radeon_drv.h -- Private header for radeon driver -*- linux-c -*-
 *
 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
 * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
 * All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *    Kevin E. Martin <martin@valinux.com>
 *    Gareth Hughes <gareth@valinux.com>
 */

#ifndef __RADEON_DRV_H__
#define __RADEON_DRV_H__

#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;
   	drm_buf_t *buf;
   	struct drm_radeon_freelist *next;
   	struct drm_radeon_freelist *prev;
} drm_radeon_freelist_t;

typedef struct drm_radeon_ring_buffer {
	u32 *start;
	u32 *end;
	int size;
	int size_l2qw;

	volatile u32 *head;
	u32 tail;
	u32 tail_mask;
	int space;

	int high_mark;
} drm_radeon_ring_buffer_t;

typedef struct drm_radeon_depth_clear_t {
	u32 rb3d_cntl;
	u32 rb3d_zstencilcntl;
	u32 se_cntl;
} drm_radeon_depth_clear_t;


struct mem_block {
	struct mem_block *next;
	struct mem_block *prev;
	int start;
	int size;
	int pid;		/* 0: free, -1: heap, other: real pids */
};

typedef struct drm_radeon_private {
	drm_radeon_ring_buffer_t ring;
	drm_radeon_sarea_t *sarea_priv;

	int agp_size;
	u32 agp_vm_start;
	unsigned long agp_buffers_offset;

	int cp_mode;
	int cp_running;

   	drm_radeon_freelist_t *head;
   	drm_radeon_freelist_t *tail;
	int last_buf;
	volatile u32 *scratch;
	int writeback_works;

	int usec_timeout;

	int is_r200;

	int is_pci;
	unsigned long phys_pci_gart;
	dma_addr_t bus_pci_gart;

	struct {
		u32 boxes;
		int freelist_timeouts;
		int freelist_loops;
		int requested_bufs;
		int last_frame_reads;
		int last_clear_reads;
		int clears;
		int texture_uploads;
	} stats;

	int do_boxes;
	int page_flipping;
	int current_page;

	u32 color_fmt;
	unsigned int front_offset;
	unsigned int front_pitch;
	unsigned int back_offset;
	unsigned int back_pitch;

	u32 depth_fmt;
	unsigned int depth_offset;
	unsigned int depth_pitch;

	u32 front_pitch_offset;
	u32 back_pitch_offset;
	u32 depth_pitch_offset;

	drm_radeon_depth_clear_t depth_clear;

	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;

	/* SW interrupt */
   	wait_queue_head_t swi_queue;
   	atomic_t swi_emitted;

} drm_radeon_private_t;

typedef struct drm_radeon_buf_priv {
	u32 age;
} drm_radeon_buf_priv_t;

				/* radeon_cp.c */
extern int radeon_cp_init( DRM_IOCTL_ARGS );
extern int radeon_cp_start( DRM_IOCTL_ARGS );
extern int radeon_cp_stop( DRM_IOCTL_ARGS );
extern int radeon_cp_reset( DRM_IOCTL_ARGS );
extern int radeon_cp_idle( DRM_IOCTL_ARGS );
extern int radeon_engine_reset( DRM_IOCTL_ARGS );
extern int radeon_fullscreen( DRM_IOCTL_ARGS );
extern int radeon_cp_buffers( DRM_IOCTL_ARGS );

extern void radeon_freelist_reset( drm_device_t *dev );
extern drm_buf_t *radeon_freelist_get( drm_device_t *dev );

extern int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n );

extern int radeon_do_cp_idle( drm_radeon_private_t *dev_priv );
extern int radeon_do_cleanup_cp( drm_device_t *dev );
extern int radeon_do_cleanup_pageflip( drm_device_t *dev );

				/* radeon_state.c */
extern int radeon_cp_clear( DRM_IOCTL_ARGS );
extern int radeon_cp_swap( DRM_IOCTL_ARGS );
extern int radeon_cp_vertex( DRM_IOCTL_ARGS );
extern int radeon_cp_indices( DRM_IOCTL_ARGS );
extern int radeon_cp_texture( DRM_IOCTL_ARGS );
extern int radeon_cp_stipple( DRM_IOCTL_ARGS );
extern int radeon_cp_indirect( DRM_IOCTL_ARGS );
extern int radeon_cp_vertex2( DRM_IOCTL_ARGS );
extern int radeon_cp_cmdbuf( DRM_IOCTL_ARGS );
extern int radeon_cp_getparam( DRM_IOCTL_ARGS );
extern int radeon_cp_flip( DRM_IOCTL_ARGS );

extern int radeon_mem_alloc( DRM_IOCTL_ARGS );
extern int radeon_mem_free( DRM_IOCTL_ARGS );
extern int radeon_mem_init_heap( DRM_IOCTL_ARGS );
extern void radeon_mem_takedown( struct mem_block **heap );
extern void radeon_mem_release( struct mem_block *heap );

				/* radeon_irq.c */
extern int radeon_irq_emit( DRM_IOCTL_ARGS );
extern int radeon_irq_wait( DRM_IOCTL_ARGS );

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);


/* Flags for stats.boxes
 */
#define RADEON_BOX_DMA_IDLE      0x1
#define RADEON_BOX_RING_FULL     0x2
#define RADEON_BOX_FLIP          0x4
#define RADEON_BOX_WAIT_IDLE     0x8
#define RADEON_BOX_TEXTURE_LOAD  0x10



/* Register definitions, register access macros and drmAddMap constants
 * for Radeon kernel driver.
 */

#define RADEON_AGP_COMMAND		0x0f60
#define RADEON_AUX_SCISSOR_CNTL		0x26f0
#	define RADEON_EXCLUSIVE_SCISSOR_0	(1 << 24)
#	define RADEON_EXCLUSIVE_SCISSOR_1	(1 << 25)
#	define RADEON_EXCLUSIVE_SCISSOR_2	(1 << 26)
#	define RADEON_SCISSOR_0_ENABLE		(1 << 28)
#	define RADEON_SCISSOR_1_ENABLE		(1 << 29)