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media: allegro: read bitrate mode directly from control 

There is no need to copy the bitrate mode to a field in the channel and
the value can be read directly from the control.

Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Michael Tretter 2020-03-16 16:26:33 +01:00 committed by Mauro Carvalho Chehab
parent 80c8449fc7
commit d71f12225d
1 changed files with 3 additions and 7 deletions
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10
drivers/staging/media/allegro-dvt/allegro-core.c
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@ -197,7 +197,6 @@ struct allegro_channel {
unsigned int sizeimage_encoded;
unsigned int csequence;
enum v4l2_mpeg_video_bitrate_mode bitrate_mode;
bool frame_rc_enable;
unsigned int bitrate;
unsigned int bitrate_peak;
@ -1119,6 +1118,7 @@ static int allegro_mcu_send_create_channel(struct allegro_dev *dev,
int i_frame_qp = v4l2_ctrl_g_ctrl(channel->mpeg_video_h264_i_frame_qp);
int p_frame_qp = v4l2_ctrl_g_ctrl(channel->mpeg_video_h264_p_frame_qp);
int b_frame_qp = v4l2_ctrl_g_ctrl(channel->mpeg_video_h264_b_frame_qp);
int bitrate_mode = v4l2_ctrl_g_ctrl(channel->mpeg_video_bitrate_mode);
memset(&msg, 0, sizeof(msg));
@ -1156,7 +1156,7 @@ static int allegro_mcu_send_create_channel(struct allegro_dev *dev,
if (channel->frame_rc_enable)
msg.rate_control_mode =
v4l2_bitrate_mode_to_mcu_mode(channel->bitrate_mode);
v4l2_bitrate_mode_to_mcu_mode(bitrate_mode);
else
msg.rate_control_mode = 0;
@ -2224,7 +2224,6 @@ static void allegro_set_default_params(struct allegro_channel *channel)
channel->sizeimage_encoded =
estimate_stream_size(channel->width, channel->height);
channel->bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
channel->bitrate = maximum_bitrate(channel->level);
channel->bitrate_peak = maximum_bitrate(channel->level);
channel->cpb_size = maximum_cpb_size(channel->level);
@ -2422,9 +2421,6 @@ static int allegro_s_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
channel->frame_rc_enable = ctrl->val;
break;
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
channel->bitrate_mode = ctrl->val;
break;
case V4L2_CID_MPEG_VIDEO_BITRATE:
channel->bitrate = ctrl->val;
break;
@ -2520,7 +2516,7 @@ static int allegro_open(struct file *file)
&allegro_ctrl_ops,
V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
channel->bitrate_mode);
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
channel->mpeg_video_bitrate = v4l2_ctrl_new_std(handler,
&allegro_ctrl_ops,
V4L2_CID_MPEG_VIDEO_BITRATE,