mirror of https://gitee.com/openkylin/linux.git
103 lines
2.1 KiB
C
103 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
|
|
* Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
|
|
|
|
*/
|
|
|
|
#include "global.h"
|
|
|
|
int viafb_ioctl_get_viafb_info(u_long arg)
|
|
{
|
|
struct viafb_ioctl_info viainfo;
|
|
|
|
memset(&viainfo, 0, sizeof(struct viafb_ioctl_info));
|
|
|
|
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;
|
|
viafb_set_iga_path();
|
|
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;
|
|
viafb_set_iga_path();
|
|
return viafb_DeviceStatus;
|
|
}
|
|
|
|
return 0;
|
|
}
|