diff options
Diffstat (limited to 'drivers/video/via/ioctl.c')
-rw-r--r-- | drivers/video/via/ioctl.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/video/via/ioctl.c b/drivers/video/via/ioctl.c new file mode 100644 index 000000000000..da03c074e32a --- /dev/null +++ b/drivers/video/via/ioctl.c | |||
@@ -0,0 +1,112 @@ | |||
1 | /* | ||
2 | * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. | ||
3 | * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. | ||
4 | |||
5 | * This program is free software; you can redistribute it and/or | ||
6 | * modify it under the terms of the GNU General Public | ||
7 | * License as published by the Free Software Foundation; | ||
8 | * either version 2, or (at your option) any later version. | ||
9 | |||
10 | * This program is distributed in the hope that it will be useful, | ||
11 | * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even | ||
12 | * the implied warranty of MERCHANTABILITY or FITNESS FOR | ||
13 | * A PARTICULAR PURPOSE.See the GNU General Public License | ||
14 | * for more details. | ||
15 | |||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., | ||
19 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
20 | */ | ||
21 | |||
22 | #include "global.h" | ||
23 | |||
24 | int viafb_ioctl_get_viafb_info(u_long arg) | ||
25 | { | ||
26 | struct viafb_ioctl_info viainfo; | ||
27 | |||
28 | viainfo.viafb_id = VIAID; | ||
29 | viainfo.vendor_id = PCI_VIA_VENDOR_ID; | ||
30 | |||
31 | switch (viaparinfo->chip_info->gfx_chip_name) { | ||
32 | case UNICHROME_CLE266: | ||
33 | viainfo.device_id = UNICHROME_CLE266_DID; | ||
34 | break; | ||
35 | |||
36 | case UNICHROME_K400: | ||
37 | viainfo.device_id = UNICHROME_K400_DID; | ||
38 | break; | ||
39 | |||
40 | case UNICHROME_K800: | ||
41 | viainfo.device_id = UNICHROME_K800_DID; | ||
42 | break; | ||
43 | |||
44 | case UNICHROME_PM800: | ||
45 | viainfo.device_id = UNICHROME_PM800_DID; | ||
46 | break; | ||
47 | |||
48 | case UNICHROME_CN700: | ||
49 | viainfo.device_id = UNICHROME_CN700_DID; | ||
50 | break; | ||
51 | |||
52 | case UNICHROME_CX700: | ||
53 | viainfo.device_id = UNICHROME_CX700_DID; | ||
54 | break; | ||
55 | |||
56 | case UNICHROME_K8M890: | ||
57 | viainfo.device_id = UNICHROME_K8M890_DID; | ||
58 | break; | ||
59 | |||
60 | case UNICHROME_P4M890: | ||
61 | viainfo.device_id = UNICHROME_P4M890_DID; | ||
62 | break; | ||
63 | |||
64 | case UNICHROME_P4M900: | ||
65 | viainfo.device_id = UNICHROME_P4M900_DID; | ||
66 | break; | ||
67 | } | ||
68 | |||
69 | viainfo.version = VERSION_MAJOR; | ||
70 | viainfo.revision = VERSION_MINOR; | ||
71 | |||
72 | if (copy_to_user((void __user *)arg, &viainfo, sizeof(viainfo))) | ||
73 | return -EFAULT; | ||
74 | |||
75 | return 0; | ||
76 | } | ||
77 | |||
78 | /* Hot-Plug Priority: DVI > CRT*/ | ||
79 | int viafb_ioctl_hotplug(int hres, int vres, int bpp) | ||
80 | { | ||
81 | int DVIsense, status = 0; | ||
82 | DEBUG_MSG(KERN_INFO "viafb_ioctl_hotplug!!\n"); | ||
83 | |||
84 | if (viaparinfo->chip_info->tmds_chip_info.tmds_chip_name != | ||
85 | NON_TMDS_TRANSMITTER) { | ||
86 | DVIsense = viafb_dvi_sense(); | ||
87 | |||
88 | if (DVIsense) { | ||
89 | DEBUG_MSG(KERN_INFO "DVI Attached...\n"); | ||
90 | if (viafb_DeviceStatus != DVI_Device) { | ||
91 | viafb_DVI_ON = 1; | ||
92 | viafb_CRT_ON = 0; | ||
93 | viafb_LCD_ON = 0; | ||
94 | viafb_DeviceStatus = DVI_Device; | ||
95 | return viafb_DeviceStatus; | ||
96 | } | ||
97 | status = 1; | ||
98 | } else | ||
99 | DEBUG_MSG(KERN_INFO "DVI De-attached...\n"); | ||
100 | } | ||
101 | |||
102 | if ((viafb_DeviceStatus != CRT_Device) && (status == 0)) { | ||
103 | viafb_CRT_ON = 1; | ||
104 | viafb_DVI_ON = 0; | ||
105 | viafb_LCD_ON = 0; | ||
106 | |||
107 | viafb_DeviceStatus = CRT_Device; | ||
108 | return viafb_DeviceStatus; | ||
109 | } | ||
110 | |||
111 | return 0; | ||
112 | } | ||