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media: i2c: sc3336 support get real fps

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Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: I024dd19944270419c8c8882b71e15e4753dfaeb6
This commit is contained in:
Zefa Chen
2022-09-01 09:48:55 +08:00
committed by Tao Huang
parent 60c0ca59d2
commit c1250fd2fe
1 changed files with 17 additions and 4 deletions
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21
drivers/media/i2c/sc3336.c
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@@ -153,6 +153,7 @@ struct sc3336 {
struct v4l2_ctrl *link_freq;
struct v4l2_ctrl *test_pattern;
struct mutex mutex;
struct v4l2_fract cur_fps;
bool streaming;
bool power_on;
const struct sc3336_mode *cur_mode;
@@ -725,6 +726,7 @@ static int sc3336_set_fmt(struct v4l2_subdev *sd,
dst_pixel_rate);
__v4l2_ctrl_s_ctrl(sc3336->link_freq,
dst_link_freq);
sc3336->cur_fps = mode->max_fps;
}
mutex_unlock(&sc3336->mutex);
@@ -817,10 +819,10 @@ static int sc3336_g_frame_interval(struct v4l2_subdev *sd,
struct sc3336 *sc3336 = to_sc3336(sd);
const struct sc3336_mode *mode = sc3336->cur_mode;
mutex_lock(&sc3336->mutex);
fi->interval = mode->max_fps;
mutex_unlock(&sc3336->mutex);
if (sc3336->streaming)
fi->interval = sc3336->cur_fps;
else
fi->interval = mode->max_fps;
return 0;
}
@@ -896,6 +898,7 @@ static long sc3336_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
__v4l2_ctrl_modify_range(sc3336->hblank, w, w, 1, w);
__v4l2_ctrl_modify_range(sc3336->vblank, h,
SC3336_VTS_MAX - sc3336->cur_mode->height, 1, h);
sc3336->cur_fps = sc3336->cur_mode->max_fps;
}
break;
case PREISP_CMD_SET_HDRAE_EXP:
@@ -1309,6 +1312,14 @@ static const struct v4l2_subdev_ops sc3336_subdev_ops = {
.pad = &sc3336_pad_ops,
};
static void sc3336_modify_fps_info(struct sc3336 *sc3336)
{
const struct sc3336_mode *mode = sc3336->cur_mode;
sc3336->cur_fps.denominator = mode->max_fps.denominator * sc3336->cur_vts /
mode->vts_def;
}
static int sc3336_set_ctrl(struct v4l2_ctrl *ctrl)
{
struct sc3336 *sc3336 = container_of(ctrl->handler,
@@ -1371,6 +1382,8 @@ static int sc3336_set_ctrl(struct v4l2_ctrl *ctrl)
(ctrl->val + sc3336->cur_mode->height)
& 0xff);
sc3336->cur_vts = ctrl->val + sc3336->cur_mode->height;
if (sc3336->cur_vts != sc3336->cur_mode->vts_def)
sc3336_modify_fps_info(sc3336);
break;
case V4L2_CID_TEST_PATTERN:
ret = sc3336_enable_test_pattern(sc3336, ctrl->val);