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 00000000000..da03c074e32 --- /dev/null +++ b/drivers/video/via/ioctl.c @@ -0,0 +1,112 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +int viafb_ioctl_get_viafb_info(u_long arg) +{ + struct viafb_ioctl_info viainfo; + + viainfo.viafb_id = VIAID; + viainfo.vendor_id = PCI_VIA_VENDOR_ID; + + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + viainfo.device_id = UNICHROME_CLE266_DID; + break; + + case UNICHROME_K400: + viainfo.device_id = UNICHROME_K400_DID; + break; + + case UNICHROME_K800: + viainfo.device_id = UNICHROME_K800_DID; + break; + + case UNICHROME_PM800: + viainfo.device_id = UNICHROME_PM800_DID; + break; + + case UNICHROME_CN700: + viainfo.device_id = UNICHROME_CN700_DID; + break; + + case UNICHROME_CX700: + viainfo.device_id = UNICHROME_CX700_DID; + break; + + case UNICHROME_K8M890: + viainfo.device_id = UNICHROME_K8M890_DID; + break; + + case UNICHROME_P4M890: + viainfo.device_id = UNICHROME_P4M890_DID; + break; + + case UNICHROME_P4M900: + viainfo.device_id = UNICHROME_P4M900_DID; + break; + } + + viainfo.version = VERSION_MAJOR; + viainfo.revision = VERSION_MINOR; + + if (copy_to_user((void __user *)arg, &viainfo, sizeof(viainfo))) + return -EFAULT; + + return 0; +} + +/* Hot-Plug Priority: DVI > CRT*/ +int viafb_ioctl_hotplug(int hres, int vres, int bpp) +{ + int DVIsense, status = 0; + DEBUG_MSG(KERN_INFO "viafb_ioctl_hotplug!!\n"); + + if (viaparinfo->chip_info->tmds_chip_info.tmds_chip_name != + NON_TMDS_TRANSMITTER) { + DVIsense = viafb_dvi_sense(); + + if (DVIsense) { + DEBUG_MSG(KERN_INFO "DVI Attached...\n"); + if (viafb_DeviceStatus != DVI_Device) { + viafb_DVI_ON = 1; + viafb_CRT_ON = 0; + viafb_LCD_ON = 0; + viafb_DeviceStatus = DVI_Device; + return viafb_DeviceStatus; + } + status = 1; + } else + DEBUG_MSG(KERN_INFO "DVI De-attached...\n"); + } + + if ((viafb_DeviceStatus != CRT_Device) && (status == 0)) { + viafb_CRT_ON = 1; + viafb_DVI_ON = 0; + viafb_LCD_ON = 0; + + viafb_DeviceStatus = CRT_Device; + return viafb_DeviceStatus; + } + + return 0; +} |