diff options
Diffstat (limited to 'drivers/char/drm/via_drv.h')
-rw-r--r-- | drivers/char/drm/via_drv.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/drivers/char/drm/via_drv.h b/drivers/char/drm/via_drv.h new file mode 100644 index 00000000000..4eaa8b7c4c9 --- /dev/null +++ b/drivers/char/drm/via_drv.h | |||
@@ -0,0 +1,118 @@ | |||
1 | /* | ||
2 | * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. | ||
3 | * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. | ||
4 | * | ||
5 | * Permission is hereby granted, free of charge, to any person obtaining a | ||
6 | * copy of this software and associated documentation files (the "Software"), | ||
7 | * to deal in the Software without restriction, including without limitation | ||
8 | * the rights to use, copy, modify, merge, publish, distribute, sub license, | ||
9 | * and/or sell copies of the Software, and to permit persons to whom the | ||
10 | * Software is furnished to do so, subject to the following conditions: | ||
11 | * | ||
12 | * The above copyright notice and this permission notice (including the | ||
13 | * next paragraph) shall be included in all copies or substantial portions | ||
14 | * of the Software. | ||
15 | * | ||
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL | ||
19 | * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR | ||
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | ||
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
22 | * DEALINGS IN THE SOFTWARE. | ||
23 | */ | ||
24 | #ifndef _VIA_DRV_H_ | ||
25 | #define _VIA_DRV_H_ | ||
26 | |||
27 | #define DRIVER_AUTHOR "VIA" | ||
28 | |||
29 | #define DRIVER_NAME "via" | ||
30 | #define DRIVER_DESC "VIA Unichrome / Pro" | ||
31 | #define DRIVER_DATE "20050523" | ||
32 | |||
33 | #define DRIVER_MAJOR 2 | ||
34 | #define DRIVER_MINOR 6 | ||
35 | #define DRIVER_PATCHLEVEL 3 | ||
36 | |||
37 | #include "via_verifier.h" | ||
38 | |||
39 | #define VIA_PCI_BUF_SIZE 60000 | ||
40 | #define VIA_FIRE_BUF_SIZE 1024 | ||
41 | #define VIA_NUM_IRQS 2 | ||
42 | |||
43 | |||
44 | |||
45 | typedef struct drm_via_ring_buffer { | ||
46 | drm_map_t map; | ||
47 | char *virtual_start; | ||
48 | } drm_via_ring_buffer_t; | ||
49 | |||
50 | typedef uint32_t maskarray_t[5]; | ||
51 | |||
52 | typedef struct drm_via_irq { | ||
53 | atomic_t irq_received; | ||
54 | uint32_t pending_mask; | ||
55 | uint32_t enable_mask; | ||
56 | wait_queue_head_t irq_queue; | ||
57 | } drm_via_irq_t; | ||
58 | |||
59 | typedef struct drm_via_private { | ||
60 | drm_via_sarea_t *sarea_priv; | ||
61 | drm_map_t *sarea; | ||
62 | drm_map_t *fb; | ||
63 | drm_map_t *mmio; | ||
64 | unsigned long agpAddr; | ||
65 | wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS]; | ||
66 | char *dma_ptr; | ||
67 | unsigned int dma_low; | ||
68 | unsigned int dma_high; | ||
69 | unsigned int dma_offset; | ||
70 | uint32_t dma_wrap; | ||
71 | volatile uint32_t *last_pause_ptr; | ||
72 | volatile uint32_t *hw_addr_ptr; | ||
73 | drm_via_ring_buffer_t ring; | ||
74 | struct timeval last_vblank; | ||
75 | int last_vblank_valid; | ||
76 | unsigned usec_per_vblank; | ||
77 | drm_via_state_t hc_state; | ||
78 | char pci_buf[VIA_PCI_BUF_SIZE]; | ||
79 | const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; | ||
80 | uint32_t num_fire_offsets; | ||
81 | int pro_group_a; | ||
82 | drm_via_irq_t via_irqs[VIA_NUM_IRQS]; | ||
83 | unsigned num_irqs; | ||
84 | maskarray_t *irq_masks; | ||
85 | uint32_t irq_enable_mask; | ||
86 | uint32_t irq_pending_mask; | ||
87 | } drm_via_private_t; | ||
88 | |||
89 | /* VIA MMIO register access */ | ||
90 | #define VIA_BASE ((dev_priv->mmio)) | ||
91 | |||
92 | #define VIA_READ(reg) DRM_READ32(VIA_BASE, reg) | ||
93 | #define VIA_WRITE(reg,val) DRM_WRITE32(VIA_BASE, reg, val) | ||
94 | #define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg) | ||
95 | #define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val) | ||
96 | |||
97 | extern int via_init_context(drm_device_t * dev, int context); | ||
98 | extern int via_final_context(drm_device_t * dev, int context); | ||
99 | |||
100 | extern int via_do_cleanup_map(drm_device_t * dev); | ||
101 | extern int via_map_init(struct inode *inode, struct file *filp, | ||
102 | unsigned int cmd, unsigned long arg); | ||
103 | extern int via_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence); | ||
104 | |||
105 | extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS); | ||
106 | extern void via_driver_irq_preinstall(drm_device_t * dev); | ||
107 | extern void via_driver_irq_postinstall(drm_device_t * dev); | ||
108 | extern void via_driver_irq_uninstall(drm_device_t * dev); | ||
109 | |||
110 | extern int via_dma_cleanup(drm_device_t * dev); | ||
111 | extern void via_init_command_verifier(void); | ||
112 | extern int via_driver_dma_quiescent(drm_device_t * dev); | ||
113 | extern void via_init_futex(drm_via_private_t *dev_priv); | ||
114 | extern void via_cleanup_futex(drm_via_private_t *dev_priv); | ||
115 | extern void via_release_futex(drm_via_private_t *dev_priv, int context); | ||
116 | |||
117 | |||
118 | #endif | ||