4 Copyright (C) 2007 Ian Armstrong <ian@iarmst.demon.co.uk>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 /* Buffers on hardware offsets */
25 #define IVTV_YUV_BUFFER_OFFSET 0x001a8600 /* First YUV Buffer */
26 #define IVTV_YUV_BUFFER_OFFSET_1 0x00240400 /* Second YUV Buffer */
27 #define IVTV_YUV_BUFFER_OFFSET_2 0x002d8200 /* Third YUV Buffer */
28 #define IVTV_YUV_BUFFER_OFFSET_3 0x00370000 /* Fourth YUV Buffer */
29 #define IVTV_YUV_BUFFER_UV_OFFSET 0x65400 /* Offset to UV Buffer */
31 /* Offset to filter table in firmware */
32 #define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
33 #define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
35 #define IVTV_YUV_UPDATE_HORIZONTAL 0x01
36 #define IVTV_YUV_UPDATE_VERTICAL 0x02
37 #define IVTV_YUV_UPDATE_INVALID 0x04
39 extern const u32 yuv_offset[4];
41 int ivtv_yuv_filter_check(struct ivtv *itv);
42 int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args);
43 void ivtv_yuv_close(struct ivtv *itv);
44 void ivtv_yuv_work_handler (struct ivtv *itv);