summaryrefslogtreecommitdiff
path: root/drivers/media/video/saa7134/saa6752hs.c
diff options
context:
space:
mode:
authorMauro Carvalho Chehab <mchehab@infradead.org>2006-06-23 16:13:56 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-06-25 02:05:24 -0300
commitb57e5578f913a304e97cb66aa0044a894ca47f2f (patch)
tree2f0210661e2f42e10e121311092b6cd1c948914a /drivers/media/video/saa7134/saa6752hs.c
parent45f87a21735804760dd7db0e2e3c609c332b15e3 (diff)
Fixes some sync issues between V4L/DVB development and GIT
Some changes didn't went ok to -git, probably due to changes at merging patches. Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/saa7134/saa6752hs.c')
-rw-r--r--drivers/media/video/saa7134/saa6752hs.c36
1 files changed, 24 insertions, 12 deletions
diff --git a/drivers/media/video/saa7134/saa6752hs.c b/drivers/media/video/saa7134/saa6752hs.c
index e8c65ddd0181..de7b9e6e932a 100644
--- a/drivers/media/video/saa7134/saa6752hs.c
+++ b/drivers/media/video/saa7134/saa6752hs.c
@@ -261,45 +261,57 @@ static int saa6752hs_chip_command(struct i2c_client* client,
static int saa6752hs_set_bitrate(struct i2c_client* client,
- struct v4l2_mpeg_compression* params)
+ struct saa6752hs_mpeg_params* params)
{
u8 buf[3];
+ int tot_bitrate;
/* set the bitrate mode */
buf[0] = 0x71;
- buf[1] = (params->vi_bitrate.mode == V4L2_BITRATE_VBR) ? 0 : 1;
+ buf[1] = (params->vi_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) ? 0 : 1;
i2c_master_send(client, buf, 2);
/* set the video bitrate */
- if (params->vi_bitrate.mode == V4L2_BITRATE_VBR) {
+ if (params->vi_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) {
/* set the target bitrate */
buf[0] = 0x80;
- buf[1] = params->vi_bitrate.target >> 8;
- buf[2] = params->vi_bitrate.target & 0xff;
+ buf[1] = params->vi_bitrate >> 8;
+ buf[2] = params->vi_bitrate & 0xff;
i2c_master_send(client, buf, 3);
/* set the max bitrate */
buf[0] = 0x81;
- buf[1] = params->vi_bitrate.max >> 8;
- buf[2] = params->vi_bitrate.max & 0xff;
+ buf[1] = params->vi_bitrate_peak >> 8;
+ buf[2] = params->vi_bitrate_peak & 0xff;
i2c_master_send(client, buf, 3);
+ tot_bitrate = params->vi_bitrate_peak;
} else {
/* set the target bitrate (no max bitrate for CBR) */
buf[0] = 0x81;
- buf[1] = params->vi_bitrate.target >> 8;
- buf[2] = params->vi_bitrate.target & 0xff;
+ buf[1] = params->vi_bitrate >> 8;
+ buf[2] = params->vi_bitrate & 0xff;
i2c_master_send(client, buf, 3);
+ tot_bitrate = params->vi_bitrate;
}
/* set the audio bitrate */
buf[0] = 0x94;
- buf[1] = (256 == params->au_bitrate.target) ? 0 : 1;
+ buf[1] = (V4L2_MPEG_AUDIO_L2_BITRATE_256K == params->au_l2_bitrate) ? 0 : 1;
i2c_master_send(client, buf, 2);
+ tot_bitrate += (V4L2_MPEG_AUDIO_L2_BITRATE_256K == params->au_l2_bitrate) ? 256 : 384;
+
+ /* Note: the total max bitrate is determined by adding the video and audio
+ bitrates together and also adding an extra 768kbit/s to stay on the
+ safe side. If more control should be required, then an extra MPEG control
+ should be added. */
+ tot_bitrate += 768;
+ if (tot_bitrate > MPEG_TOTAL_TARGET_BITRATE_MAX)
+ tot_bitrate = MPEG_TOTAL_TARGET_BITRATE_MAX;
/* set the total bitrate */
buf[0] = 0xb1;
- buf[1] = params->st_bitrate.target >> 8;
- buf[2] = params->st_bitrate.target & 0xff;
+ buf[1] = tot_bitrate >> 8;
+ buf[2] = tot_bitrate & 0xff;
i2c_master_send(client, buf, 3);
return 0;