1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
/*
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. 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, sub license,
* 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* VIA, S3 GRAPHICS, 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.
*/
#ifndef _VIA_DRV_H_
#define _VIA_DRV_H_
#include "via_drm.h"
typedef struct drm_via_ring_buffer {
drm_map_t map;
char *virtual_start;
} drm_via_ring_buffer_t;
typedef struct drm_via_private {
drm_via_sarea_t *sarea_priv;
drm_map_t *sarea;
drm_map_t *fb;
drm_map_t *mmio;
unsigned long agpAddr;
wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS];
char *dma_ptr;
unsigned int dma_low;
unsigned int dma_high;
unsigned int dma_offset;
volatile uint32_t *last_pause_ptr;
volatile uint32_t *hw_addr_ptr;
drm_via_ring_buffer_t ring, fb_blit;
struct timeval last_vblank;
int last_vblank_valid;
unsigned usec_per_vblank;
} drm_via_private_t;
/* VIA MMIO register access */
#define VIA_BASE ((dev_priv->mmio))
#define VIA_READ(reg) DRM_READ32(VIA_BASE, reg)
#define VIA_WRITE(reg,val) DRM_WRITE32(VIA_BASE, reg, val)
#define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg)
#define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val)
extern int via_init_context(drm_device_t * dev, int context);
extern int via_final_context(drm_device_t * dev, int context);
extern int via_do_init_map(drm_device_t * dev, drm_via_init_t * init);
extern int via_do_cleanup_map(drm_device_t * dev);
extern int via_map_init(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int via_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence);
extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS);
extern void via_driver_irq_preinstall(drm_device_t * dev);
extern void via_driver_irq_postinstall(drm_device_t * dev);
extern void via_driver_irq_uninstall(drm_device_t * dev);
extern int via_dma_cleanup(drm_device_t * dev);
extern int via_wait_idle(drm_via_private_t * dev_priv);
extern void via_init_command_verifier( void );
extern int via_verify_command_stream(const uint32_t * buf, unsigned int size,
drm_device_t *dev);
extern int via_fb_free(drm_via_mem_t * mem);
extern int via_fb_alloc(drm_via_mem_t * mem);
#endif
|
