2019-05-21 01:08:15 +08:00
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// SPDX-License-Identifier: GPL-2.0-or-later
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2008-10-16 13:03:24 +08:00
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/*
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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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*/
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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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2010-09-16 07:08:24 +08:00
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memset(&viainfo, 0, sizeof(struct viafb_ioctl_info));
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2008-10-16 13:03:24 +08:00
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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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2010-08-10 08:45:06 +08:00
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viafb_set_iga_path();
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2008-10-16 13:03:24 +08:00
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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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2010-08-10 08:45:06 +08:00
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viafb_set_iga_path();
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2008-10-16 13:03:24 +08:00
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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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