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path: root/drivers/media/pci/ivtv/ivtv-yuv.h
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Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-yuv.h')
-rw-r--r--drivers/media/pci/ivtv/ivtv-yuv.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-yuv.h b/drivers/media/pci/ivtv/ivtv-yuv.h
new file mode 100644
index 000000000000..ca5173fbf006
--- /dev/null
+++ b/drivers/media/pci/ivtv/ivtv-yuv.h
@@ -0,0 +1,44 @@
+/*
+ yuv support
+
+ Copyright (C) 2007 Ian Armstrong <ian@iarmst.demon.co.uk>
+
+ 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 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; 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
+ */
+
+#ifndef IVTV_YUV_H
+#define IVTV_YUV_H
+
+#define IVTV_YUV_BUFFER_UV_OFFSET 0x65400 /* Offset to UV Buffer */
+
+/* Offset to filter table in firmware */
+#define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
+#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
+
+#define IVTV_YUV_UPDATE_HORIZONTAL 0x01
+#define IVTV_YUV_UPDATE_VERTICAL 0x02
+#define IVTV_YUV_UPDATE_INVALID 0x04
+
+extern const u32 yuv_offset[IVTV_YUV_BUFFERS];
+
+int ivtv_yuv_filter_check(struct ivtv *itv);
+void ivtv_yuv_setup_stream_frame(struct ivtv *itv);
+int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src);
+void ivtv_yuv_frame_complete(struct ivtv *itv);
+int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args);
+void ivtv_yuv_close(struct ivtv *itv);
+void ivtv_yuv_work_handler(struct ivtv *itv);
+
+#endif