| Joseph Chan | c91b557 | 2008-10-15 22:03:24 -0700 | [diff] [blame] | 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 | |
| Dan Rosenberg | b4aaa78 | 2010-09-15 19:08:24 -0400 | [diff] [blame] | 28 | memset(&viainfo, 0, sizeof(struct viafb_ioctl_info)); |
| 29 | |
| Joseph Chan | c91b557 | 2008-10-15 22:03:24 -0700 | [diff] [blame] | 30 | viainfo.viafb_id = VIAID; |
| 31 | viainfo.vendor_id = PCI_VIA_VENDOR_ID; |
| 32 | |
| 33 | switch (viaparinfo->chip_info->gfx_chip_name) { |
| 34 | case UNICHROME_CLE266: |
| 35 | viainfo.device_id = UNICHROME_CLE266_DID; |
| 36 | break; |
| 37 | |
| 38 | case UNICHROME_K400: |
| 39 | viainfo.device_id = UNICHROME_K400_DID; |
| 40 | break; |
| 41 | |
| 42 | case UNICHROME_K800: |
| 43 | viainfo.device_id = UNICHROME_K800_DID; |
| 44 | break; |
| 45 | |
| 46 | case UNICHROME_PM800: |
| 47 | viainfo.device_id = UNICHROME_PM800_DID; |
| 48 | break; |
| 49 | |
| 50 | case UNICHROME_CN700: |
| 51 | viainfo.device_id = UNICHROME_CN700_DID; |
| 52 | break; |
| 53 | |
| 54 | case UNICHROME_CX700: |
| 55 | viainfo.device_id = UNICHROME_CX700_DID; |
| 56 | break; |
| 57 | |
| 58 | case UNICHROME_K8M890: |
| 59 | viainfo.device_id = UNICHROME_K8M890_DID; |
| 60 | break; |
| 61 | |
| 62 | case UNICHROME_P4M890: |
| 63 | viainfo.device_id = UNICHROME_P4M890_DID; |
| 64 | break; |
| 65 | |
| 66 | case UNICHROME_P4M900: |
| 67 | viainfo.device_id = UNICHROME_P4M900_DID; |
| 68 | break; |
| 69 | } |
| 70 | |
| 71 | viainfo.version = VERSION_MAJOR; |
| 72 | viainfo.revision = VERSION_MINOR; |
| 73 | |
| 74 | if (copy_to_user((void __user *)arg, &viainfo, sizeof(viainfo))) |
| 75 | return -EFAULT; |
| 76 | |
| 77 | return 0; |
| 78 | } |
| 79 | |
| 80 | /* Hot-Plug Priority: DVI > CRT*/ |
| 81 | int viafb_ioctl_hotplug(int hres, int vres, int bpp) |
| 82 | { |
| 83 | int DVIsense, status = 0; |
| 84 | DEBUG_MSG(KERN_INFO "viafb_ioctl_hotplug!!\n"); |
| 85 | |
| 86 | if (viaparinfo->chip_info->tmds_chip_info.tmds_chip_name != |
| 87 | NON_TMDS_TRANSMITTER) { |
| 88 | DVIsense = viafb_dvi_sense(); |
| 89 | |
| 90 | if (DVIsense) { |
| 91 | DEBUG_MSG(KERN_INFO "DVI Attached...\n"); |
| 92 | if (viafb_DeviceStatus != DVI_Device) { |
| 93 | viafb_DVI_ON = 1; |
| 94 | viafb_CRT_ON = 0; |
| 95 | viafb_LCD_ON = 0; |
| 96 | viafb_DeviceStatus = DVI_Device; |
| 97 | return viafb_DeviceStatus; |
| 98 | } |
| 99 | status = 1; |
| 100 | } else |
| 101 | DEBUG_MSG(KERN_INFO "DVI De-attached...\n"); |
| 102 | } |
| 103 | |
| 104 | if ((viafb_DeviceStatus != CRT_Device) && (status == 0)) { |
| 105 | viafb_CRT_ON = 1; |
| 106 | viafb_DVI_ON = 0; |
| 107 | viafb_LCD_ON = 0; |
| 108 | |
| 109 | viafb_DeviceStatus = CRT_Device; |
| 110 | return viafb_DeviceStatus; |
| 111 | } |
| 112 | |
| 113 | return 0; |
| 114 | } |