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22f579c6 DA |
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 | ||
22f579c6 DA |
43 | typedef struct drm_via_ring_buffer { |
44 | drm_map_t map; | |
45 | char *virtual_start; | |
46 | } drm_via_ring_buffer_t; | |
47 | ||
48 | typedef uint32_t maskarray_t[5]; | |
49 | ||
50 | typedef struct drm_via_irq { | |
51 | atomic_t irq_received; | |
52 | uint32_t pending_mask; | |
53 | uint32_t enable_mask; | |
54 | wait_queue_head_t irq_queue; | |
55 | } drm_via_irq_t; | |
b5e89ed5 | 56 | |
22f579c6 DA |
57 | typedef struct drm_via_private { |
58 | drm_via_sarea_t *sarea_priv; | |
59 | drm_map_t *sarea; | |
60 | drm_map_t *fb; | |
61 | drm_map_t *mmio; | |
62 | unsigned long agpAddr; | |
63 | wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS]; | |
64 | char *dma_ptr; | |
65 | unsigned int dma_low; | |
66 | unsigned int dma_high; | |
67 | unsigned int dma_offset; | |
68 | uint32_t dma_wrap; | |
69 | volatile uint32_t *last_pause_ptr; | |
70 | volatile uint32_t *hw_addr_ptr; | |
71 | drm_via_ring_buffer_t ring; | |
b5e89ed5 DA |
72 | struct timeval last_vblank; |
73 | int last_vblank_valid; | |
74 | unsigned usec_per_vblank; | |
22f579c6 DA |
75 | drm_via_state_t hc_state; |
76 | char pci_buf[VIA_PCI_BUF_SIZE]; | |
77 | const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; | |
78 | uint32_t num_fire_offsets; | |
79 | int pro_group_a; | |
80 | drm_via_irq_t via_irqs[VIA_NUM_IRQS]; | |
81 | unsigned num_irqs; | |
82 | maskarray_t *irq_masks; | |
b5e89ed5 DA |
83 | uint32_t irq_enable_mask; |
84 | uint32_t irq_pending_mask; | |
22f579c6 DA |
85 | } drm_via_private_t; |
86 | ||
87 | /* VIA MMIO register access */ | |
88 | #define VIA_BASE ((dev_priv->mmio)) | |
89 | ||
90 | #define VIA_READ(reg) DRM_READ32(VIA_BASE, reg) | |
91 | #define VIA_WRITE(reg,val) DRM_WRITE32(VIA_BASE, reg, val) | |
92 | #define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg) | |
93 | #define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val) | |
94 | ||
95 | extern int via_init_context(drm_device_t * dev, int context); | |
96 | extern int via_final_context(drm_device_t * dev, int context); | |
97 | ||
98 | extern int via_do_cleanup_map(drm_device_t * dev); | |
99 | extern int via_map_init(struct inode *inode, struct file *filp, | |
100 | unsigned int cmd, unsigned long arg); | |
101 | extern int via_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence); | |
102 | ||
103 | extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS); | |
104 | extern void via_driver_irq_preinstall(drm_device_t * dev); | |
105 | extern void via_driver_irq_postinstall(drm_device_t * dev); | |
106 | extern void via_driver_irq_uninstall(drm_device_t * dev); | |
107 | ||
108 | extern int via_dma_cleanup(drm_device_t * dev); | |
109 | extern void via_init_command_verifier(void); | |
110 | extern int via_driver_dma_quiescent(drm_device_t * dev); | |
b5e89ed5 DA |
111 | extern void via_init_futex(drm_via_private_t * dev_priv); |
112 | extern void via_cleanup_futex(drm_via_private_t * dev_priv); | |
113 | extern void via_release_futex(drm_via_private_t * dev_priv, int context); | |
22f579c6 DA |
114 | |
115 | #endif |