Start trying to save/restore SDVO state on VT switches.

1 files changed, 54 insertions, 0 deletions

diff --git a/src/i830_sdvo.h b/src/i830_sdvo.h
new file mode 100644
index 00000000..ec4b538b
--- /dev/null
+++ b/src/i830_sdvo.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright © 2006 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Authors:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+typedef struct _i830_sdvo_dtd {
+    CARD16 clock;
+    CARD8 h_active;
+    CARD8 h_blank;
+    CARD8 h_high;
+    CARD8 v_active;
+    CARD8 v_blank;
+    CARD8 v_high;
+
+    CARD8 h_sync_off;
+    CARD8 h_sync_width;
+    CARD8 v_sync_off_width;
+    CARD8 sync_off_width_high;
+    CARD8 dtd_flags;
+    CARD8 sdvo_flags;
+    CARD8 v_sync_off_high;
+    CARD8 reserved;
+} __attribute__((packed)) i830_sdvo_dtd;
+
+void
+i830SDVOSave(ScrnInfoPtr pScrn, int output_index);
+
+void
+i830SDVOPreRestore(ScrnInfoPtr pScrn, int output_index);
+
+void
+i830SDVOPostRestore(ScrnInfoPtr pScrn, int output_index);