Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / video / fbdev / via / ioctl.c

diff --git a/kernel/drivers/video/fbdev/via/ioctl.c b/kernel/drivers/video/fbdev/via/ioctl.c
new file mode 100644 (file)
index 0000000..ea1c514
--- /dev/null
+++ b/kernel/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;
+}