Pull sim-fixes into release branch
[linux-2.6] / drivers / char / drm / via_drv.c
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
25 #include <linux/config.h>
26 #include "drmP.h"
27 #include "via_drm.h"
28 #include "via_drv.h"
29
30 #include "drm_pciids.h"
31
32 static int postinit(struct drm_device *dev, unsigned long flags)
33 {
34         DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n",
35                  DRIVER_NAME,
36                  DRIVER_MAJOR,
37                  DRIVER_MINOR,
38                  DRIVER_PATCHLEVEL,
39                  DRIVER_DATE, dev->primary.minor, pci_pretty_name(dev->pdev)
40             );
41         return 0;
42 }
43
44 static int version(drm_version_t * version)
45 {
46         int len;
47
48         version->version_major = DRIVER_MAJOR;
49         version->version_minor = DRIVER_MINOR;
50         version->version_patchlevel = DRIVER_PATCHLEVEL;
51         DRM_COPY(version->name, DRIVER_NAME);
52         DRM_COPY(version->date, DRIVER_DATE);
53         DRM_COPY(version->desc, DRIVER_DESC);
54         return 0;
55 }
56
57 static struct pci_device_id pciidlist[] = {
58         viadrv_PCI_IDS
59 };
60
61 static drm_ioctl_desc_t ioctls[] = {
62         [DRM_IOCTL_NR(DRM_VIA_ALLOCMEM)] = {via_mem_alloc, 1, 0},
63         [DRM_IOCTL_NR(DRM_VIA_FREEMEM)] = {via_mem_free, 1, 0},
64         [DRM_IOCTL_NR(DRM_VIA_AGP_INIT)] = {via_agp_init, 1, 0},
65         [DRM_IOCTL_NR(DRM_VIA_FB_INIT)] = {via_fb_init, 1, 0},
66         [DRM_IOCTL_NR(DRM_VIA_MAP_INIT)] = {via_map_init, 1, 0},
67         [DRM_IOCTL_NR(DRM_VIA_DEC_FUTEX)] = {via_decoder_futex, 1, 0},
68         [DRM_IOCTL_NR(DRM_VIA_DMA_INIT)] = {via_dma_init, 1, 0},
69         [DRM_IOCTL_NR(DRM_VIA_CMDBUFFER)] = {via_cmdbuffer, 1, 0},
70         [DRM_IOCTL_NR(DRM_VIA_FLUSH)] = {via_flush_ioctl, 1, 0},
71         [DRM_IOCTL_NR(DRM_VIA_PCICMD)] = {via_pci_cmdbuffer, 1, 0},
72         [DRM_IOCTL_NR(DRM_VIA_CMDBUF_SIZE)] = {via_cmdbuf_size, 1, 0},
73         [DRM_IOCTL_NR(DRM_VIA_WAIT_IRQ)] = {via_wait_irq, 1, 0}
74 };
75
76 static struct drm_driver driver = {
77         .driver_features =
78             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ |
79             DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL,
80         .context_ctor = via_init_context,
81         .context_dtor = via_final_context,
82         .vblank_wait = via_driver_vblank_wait,
83         .irq_preinstall = via_driver_irq_preinstall,
84         .irq_postinstall = via_driver_irq_postinstall,
85         .irq_uninstall = via_driver_irq_uninstall,
86         .irq_handler = via_driver_irq_handler,
87         .dma_quiescent = via_driver_dma_quiescent,
88         .reclaim_buffers = drm_core_reclaim_buffers,
89         .get_map_ofs = drm_core_get_map_ofs,
90         .get_reg_ofs = drm_core_get_reg_ofs,
91         .postinit = postinit,
92         .version = version,
93         .ioctls = ioctls,
94         .num_ioctls = DRM_ARRAY_SIZE(ioctls),
95         .fops = {
96                 .owner = THIS_MODULE,
97                 .open = drm_open,
98                 .release = drm_release,
99                 .ioctl = drm_ioctl,
100                 .mmap = drm_mmap,
101                 .poll = drm_poll,
102                 .fasync = drm_fasync,
103                 },
104         .pci_driver = {
105                 .name = DRIVER_NAME,
106                 .id_table = pciidlist,
107         }
108 };
109
110 static int __init via_init(void)
111 {
112         via_init_command_verifier();
113         return drm_init(&driver);
114 }
115
116 static void __exit via_exit(void)
117 {
118         drm_exit(&driver);
119 }
120
121 module_init(via_init);
122 module_exit(via_exit);
123
124 MODULE_AUTHOR(DRIVER_AUTHOR);
125 MODULE_DESCRIPTION(DRIVER_DESC);
126 MODULE_LICENSE("GPL and additional rights");