diff options
Diffstat (limited to 'drivers/video/fbdev/via/ioctl.c')
| -rw-r--r-- | drivers/video/fbdev/via/ioctl.c | 116 | 
1 files changed, 116 insertions, 0 deletions
diff --git a/drivers/video/fbdev/via/ioctl.c b/drivers/video/fbdev/via/ioctl.c new file mode 100644 index 00000000000..ea1c5142882 --- /dev/null +++ b/drivers/video/fbdev/via/ioctl.c @@ -0,0 +1,116 @@ +/* + * 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; + +	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; +}  | 
