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-rw-r--r--drivers/char/drm/gamma_drv.h147
1 files changed, 147 insertions, 0 deletions
diff --git a/drivers/char/drm/gamma_drv.h b/drivers/char/drm/gamma_drv.h
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1/* gamma_drv.h -- Private header for 3dlabs GMX 2000 driver -*- linux-c -*-
2 * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com
3 *
4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
6 * All rights reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the next
16 * paragraph) shall be included in all copies or substantial portions of the
17 * Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
25 * DEALINGS IN THE SOFTWARE.
26 *
27 * Authors:
28 * Rickard E. (Rik) Faith <faith@valinux.com>
29 *
30 */
31
32#ifndef _GAMMA_DRV_H_
33#define _GAMMA_DRV_H_
34
35typedef struct drm_gamma_private {
36 drm_gamma_sarea_t *sarea_priv;
37 drm_map_t *sarea;
38 drm_map_t *mmio0;
39 drm_map_t *mmio1;
40 drm_map_t *mmio2;
41 drm_map_t *mmio3;
42 int num_rast;
43} drm_gamma_private_t;
44
45 /* gamma_dma.c */
46extern int gamma_dma_init( struct inode *inode, struct file *filp,
47 unsigned int cmd, unsigned long arg );
48extern int gamma_dma_copy( struct inode *inode, struct file *filp,
49 unsigned int cmd, unsigned long arg );
50
51extern int gamma_do_cleanup_dma( drm_device_t *dev );
52extern void gamma_dma_ready(drm_device_t *dev);
53extern void gamma_dma_quiescent_single(drm_device_t *dev);
54extern void gamma_dma_quiescent_dual(drm_device_t *dev);
55
56 /* gamma_dma.c */
57extern int gamma_dma_schedule(drm_device_t *dev, int locked);
58extern int gamma_dma(struct inode *inode, struct file *filp,
59 unsigned int cmd, unsigned long arg);
60extern int gamma_find_devices(void);
61extern int gamma_found(void);
62
63/* Gamma-specific code pulled from drm_fops.h:
64 */
65extern int DRM(finish)(struct inode *inode, struct file *filp,
66 unsigned int cmd, unsigned long arg);
67extern int DRM(flush_unblock)(drm_device_t *dev, int context,
68 drm_lock_flags_t flags);
69extern int DRM(flush_block_and_flush)(drm_device_t *dev, int context,
70 drm_lock_flags_t flags);
71
72/* Gamma-specific code pulled from drm_dma.h:
73 */
74extern void DRM(clear_next_buffer)(drm_device_t *dev);
75extern int DRM(select_queue)(drm_device_t *dev,
76 void (*wrapper)(unsigned long));
77extern int DRM(dma_enqueue)(struct file *filp, drm_dma_t *dma);
78extern int DRM(dma_get_buffers)(struct file *filp, drm_dma_t *dma);
79
80
81/* Gamma-specific code pulled from drm_lists.h (now renamed gamma_lists.h):
82 */
83extern int DRM(waitlist_create)(drm_waitlist_t *bl, int count);
84extern int DRM(waitlist_destroy)(drm_waitlist_t *bl);
85extern int DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf);
86extern drm_buf_t *DRM(waitlist_get)(drm_waitlist_t *bl);
87extern int DRM(freelist_create)(drm_freelist_t *bl, int count);
88extern int DRM(freelist_destroy)(drm_freelist_t *bl);
89extern int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl,
90 drm_buf_t *buf);
91extern drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block);
92
93/* externs for gamma changes to the ops */
94extern struct file_operations DRM(fops);
95extern unsigned int gamma_fops_poll(struct file *filp, struct poll_table_struct *wait);
96extern ssize_t gamma_fops_read(struct file *filp, char __user *buf, size_t count, loff_t *off);
97
98
99#define GLINT_DRI_BUF_COUNT 256
100
101#define GAMMA_OFF(reg) \
102 ((reg < 0x1000) \
103 ? reg \
104 : ((reg < 0x10000) \
105 ? (reg - 0x1000) \
106 : ((reg < 0x11000) \
107 ? (reg - 0x10000) \
108 : (reg - 0x11000))))
109
110#define GAMMA_BASE(reg) ((unsigned long) \
111 ((reg < 0x1000) ? dev_priv->mmio0->handle : \
112 ((reg < 0x10000) ? dev_priv->mmio1->handle : \
113 ((reg < 0x11000) ? dev_priv->mmio2->handle : \
114 dev_priv->mmio3->handle))))
115#define GAMMA_ADDR(reg) (GAMMA_BASE(reg) + GAMMA_OFF(reg))
116#define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg)
117#define GAMMA_READ(reg) GAMMA_DEREF(reg)
118#define GAMMA_WRITE(reg,val) do { GAMMA_DEREF(reg) = val; } while (0)
119
120#define GAMMA_BROADCASTMASK 0x9378
121#define GAMMA_COMMANDINTENABLE 0x0c48
122#define GAMMA_DMAADDRESS 0x0028
123#define GAMMA_DMACOUNT 0x0030
124#define GAMMA_FILTERMODE 0x8c00
125#define GAMMA_GCOMMANDINTFLAGS 0x0c50
126#define GAMMA_GCOMMANDMODE 0x0c40
127#define GAMMA_QUEUED_DMA_MODE 1<<1
128#define GAMMA_GCOMMANDSTATUS 0x0c60
129#define GAMMA_GDELAYTIMER 0x0c38
130#define GAMMA_GDMACONTROL 0x0060
131#define GAMMA_USE_AGP 1<<1
132#define GAMMA_GINTENABLE 0x0808
133#define GAMMA_GINTFLAGS 0x0810
134#define GAMMA_INFIFOSPACE 0x0018
135#define GAMMA_OUTFIFOWORDS 0x0020
136#define GAMMA_OUTPUTFIFO 0x2000
137#define GAMMA_SYNC 0x8c40
138#define GAMMA_SYNC_TAG 0x0188
139#define GAMMA_PAGETABLEADDR 0x0C00
140#define GAMMA_PAGETABLELENGTH 0x0C08
141
142#define GAMMA_PASSTHROUGH 0x1FE
143#define GAMMA_DMAADDRTAG 0x530
144#define GAMMA_DMACOUNTTAG 0x531
145#define GAMMA_COMMANDINTTAG 0x532
146
147#endif
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