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
4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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:
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
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.
28 * Rickard E. (Rik) Faith <faith@valinux.com>
36 typedef struct drm_gamma_private {
42 } drm_gamma_private_t;
44 #define LOCK_TEST_WITH_RETURN( dev ) \
46 if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \
47 dev->lock.pid != DRM_CURRENTPID ) { \
48 DRM_ERROR( "%s called without lock held\n", \
50 return DRM_ERR( EINVAL ); \
55 extern void gamma_dma_ready(drm_device_t *dev);
56 extern void gamma_dma_quiescent_single(drm_device_t *dev);
57 extern void gamma_dma_quiescent_dual(drm_device_t *dev);
60 extern int gamma_dma_schedule(drm_device_t *dev, int locked);
61 extern int gamma_dma( DRM_IOCTL_ARGS );
62 extern int gamma_find_devices(void);
63 extern int gamma_found(void);
66 #define GAMMA_OFF(reg) \
75 #define GAMMA_BASE(reg) ((unsigned long) \
76 ((reg < 0x1000) ? dev_priv->mmio0->handle : \
77 ((reg < 0x10000) ? dev_priv->mmio1->handle : \
78 ((reg < 0x11000) ? dev_priv->mmio2->handle : \
79 dev_priv->mmio3->handle))))
81 #define GAMMA_ADDR(reg) (GAMMA_BASE(reg) + GAMMA_OFF(reg))
82 #define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg)
83 #define GAMMA_READ(reg) GAMMA_DEREF(reg)
84 #define GAMMA_WRITE(reg,val) do { GAMMA_DEREF(reg) = val; } while (0)
86 #define GAMMA_BROADCASTMASK 0x9378
87 #define GAMMA_COMMANDINTENABLE 0x0c48
88 #define GAMMA_DMAADDRESS 0x0028
89 #define GAMMA_DMACOUNT 0x0030
90 #define GAMMA_FILTERMODE 0x8c00
91 #define GAMMA_GCOMMANDINTFLAGS 0x0c50
92 #define GAMMA_GCOMMANDMODE 0x0c40
93 #define GAMMA_GCOMMANDSTATUS 0x0c60
94 #define GAMMA_GDELAYTIMER 0x0c38
95 #define GAMMA_GDMACONTROL 0x0060
96 #define GAMMA_GINTENABLE 0x0808
97 #define GAMMA_GINTFLAGS 0x0810
98 #define GAMMA_INFIFOSPACE 0x0018
99 #define GAMMA_OUTFIFOWORDS 0x0020
100 #define GAMMA_OUTPUTFIFO 0x2000
101 #define GAMMA_SYNC 0x8c40
102 #define GAMMA_SYNC_TAG 0x0188