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