From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Wed, 5 Aug 2015 17:04:01 -0300
Subject: Initial import

---
 drivers/video/fbdev/via/ioctl.c | 116 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 drivers/video/fbdev/via/ioctl.c

(limited to 'drivers/video/fbdev/via/ioctl.c')

diff --git a/drivers/video/fbdev/via/ioctl.c b/drivers/video/fbdev/via/ioctl.c
new file mode 100644
index 000000000..ea1c51428
--- /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;
+}
-- 
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