drm: simplify sysfs code for drm
[linux-3.10.git] / drivers / char / drm / radeon_drv.c
1 /**
2  * \file radeon_drv.c
3  * ATI Radeon driver
4  *
5  * \author Gareth Hughes <gareth@valinux.com>
6  */
7
8 /*
9  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
10  * All Rights Reserved.
11  *
12  * Permission is hereby granted, free of charge, to any person obtaining a
13  * copy of this software and associated documentation files (the "Software"),
14  * to deal in the Software without restriction, including without limitation
15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16  * and/or sell copies of the Software, and to permit persons to whom the
17  * Software is furnished to do so, subject to the following conditions:
18  *
19  * The above copyright notice and this permission notice (including the next
20  * paragraph) shall be included in all copies or substantial portions of the
21  * Software.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
26  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
27  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
28  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
29  * OTHER DEALINGS IN THE SOFTWARE.
30  */
31
32 #include <linux/config.h>
33 #include "drmP.h"
34 #include "drm.h"
35 #include "radeon_drm.h"
36 #include "radeon_drv.h"
37
38 #include "drm_pciids.h"
39
40 int radeon_no_wb;
41
42 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers\n");
43 module_param_named(no_wb, radeon_no_wb, int, 0444);
44
45 static int dri_library_name(struct drm_device *dev, char *buf)
46 {
47         drm_radeon_private_t *dev_priv = dev->dev_private;
48         int family = dev_priv->flags & CHIP_FAMILY_MASK;
49
50         return snprintf(buf, PAGE_SIZE, "%s\n",
51                         (family < CHIP_R200) ? "radeon" :
52                         ((family < CHIP_R300) ? "r200" :
53                         "r300"));
54 }
55
56 static struct pci_device_id pciidlist[] = {
57         radeon_PCI_IDS
58 };
59
60 static struct drm_driver driver = {
61         .driver_features =
62             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
63             DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED |
64             DRIVER_IRQ_VBL,
65         .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
66         .load = radeon_driver_load,
67         .firstopen = radeon_driver_firstopen,
68         .open = radeon_driver_open,
69         .preclose = radeon_driver_preclose,
70         .postclose = radeon_driver_postclose,
71         .lastclose = radeon_driver_lastclose,
72         .unload = radeon_driver_unload,
73         .vblank_wait = radeon_driver_vblank_wait,
74         .dri_library_name = dri_library_name,
75         .irq_preinstall = radeon_driver_irq_preinstall,
76         .irq_postinstall = radeon_driver_irq_postinstall,
77         .irq_uninstall = radeon_driver_irq_uninstall,
78         .irq_handler = radeon_driver_irq_handler,
79         .reclaim_buffers = drm_core_reclaim_buffers,
80         .get_map_ofs = drm_core_get_map_ofs,
81         .get_reg_ofs = drm_core_get_reg_ofs,
82         .ioctls = radeon_ioctls,
83         .dma_ioctl = radeon_cp_buffers,
84         .fops = {
85                  .owner = THIS_MODULE,
86                  .open = drm_open,
87                  .release = drm_release,
88                  .ioctl = drm_ioctl,
89                  .mmap = drm_mmap,
90                  .poll = drm_poll,
91                  .fasync = drm_fasync,
92 #ifdef CONFIG_COMPAT
93                  .compat_ioctl = radeon_compat_ioctl,
94 #endif
95         },
96
97         .pci_driver = {
98                  .name = DRIVER_NAME,
99                  .id_table = pciidlist,
100         },
101
102         .name = DRIVER_NAME,
103         .desc = DRIVER_DESC,
104         .date = DRIVER_DATE,
105         .major = DRIVER_MAJOR,
106         .minor = DRIVER_MINOR,
107         .patchlevel = DRIVER_PATCHLEVEL,
108 };
109
110 static int __init radeon_init(void)
111 {
112         driver.num_ioctls = radeon_max_ioctl;
113         return drm_init(&driver);
114 }
115
116 static void __exit radeon_exit(void)
117 {
118         drm_exit(&driver);
119 }
120
121 module_init(radeon_init);
122 module_exit(radeon_exit);
123
124 MODULE_AUTHOR(DRIVER_AUTHOR);
125 MODULE_DESCRIPTION(DRIVER_DESC);
126 MODULE_LICENSE("GPL and additional rights");