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media: i2c: imx415 fixed 1/25 s exposure Out of bounds in linear mode

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Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: I15e6367c17d042ec45baf907ae5804e8bb1d9674
This commit is contained in:
Zefa Chen
2020-09-11 11:13:21 +08:00
committed by Tao Huang
parent 76a7f30a7f
commit 5405181b7d
1 changed files with 7 additions and 5 deletions
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12
drivers/media/i2c/imx415.c
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@@ -98,7 +98,7 @@
#define IMX415_RHS2_REG_L 0x3064
#define IMX415_RHS2_DEFAULT 0x004D
#define IMX415_EXPOSURE_MIN 8
#define IMX415_EXPOSURE_MIN 4
#define IMX415_EXPOSURE_STEP 1
#define IMX415_VTS_MAX 0x7fff
@@ -1859,12 +1859,14 @@ static int imx415_set_ctrl(struct v4l2_ctrl *ctrl)
/* Propagate change of current control to all related controls */
switch (ctrl->id) {
case V4L2_CID_VBLANK:
/* Update max exposure while meeting expected vblanking */
max = imx415->cur_mode->height + ctrl->val - 4;
__v4l2_ctrl_modify_range(imx415->exposure,
if (imx415->cur_mode->hdr_mode == NO_HDR) {
/* Update max exposure while meeting expected vblanking */
max = imx415->cur_mode->height + ctrl->val - 8;
__v4l2_ctrl_modify_range(imx415->exposure,
imx415->exposure->minimum, max,
imx415->exposure->step,
imx415->exposure->default_value);
}
break;
}
@@ -2009,7 +2011,7 @@ static int imx415_initialize_controls(struct imx415 *imx415)
1, vblank_def);
imx415->cur_vts = mode->vts_def;
exposure_max = mode->vts_def - 4;
exposure_max = mode->vts_def - 8;
imx415->exposure = v4l2_ctrl_new_std(handler, &imx415_ctrl_ops,
V4L2_CID_EXPOSURE, IMX415_EXPOSURE_MIN,
exposure_max, IMX415_EXPOSURE_STEP,