From 927fd4ed970c46fa8387bf5f7695744dc1a6d1ec Mon Sep 17 00:00:00 2001 From: Zefa Chen Date: Wed, 17 Apr 2024 19:21:13 +0800 Subject: [PATCH] media: i2c: ov13850 fixes exposure range Signed-off-by: Zefa Chen Change-Id: I01844942c9b6c36df7ec085d76638a6f0f25115c --- drivers/media/i2c/ov13850.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/i2c/ov13850.c b/drivers/media/i2c/ov13850.c index b49cdf27a6bc..e9f493d326c2 100644 --- a/drivers/media/i2c/ov13850.c +++ b/drivers/media/i2c/ov13850.c @@ -48,7 +48,7 @@ #define OV13850_MODE_STREAMING BIT(0) #define OV13850_REG_EXPOSURE 0x3500 -#define OV13850_EXPOSURE_MIN 4 +#define OV13850_EXPOSURE_MIN 2 #define OV13850_EXPOSURE_STEP 1 #define OV13850_VTS_MAX 0x7fff @@ -1303,7 +1303,7 @@ static int ov13850_set_ctrl(struct v4l2_ctrl *ctrl) switch (ctrl->id) { case V4L2_CID_VBLANK: /* Update max exposure while meeting expected vblanking */ - max = ov13850->cur_mode->height + ctrl->val - 4; + max = ov13850->cur_mode->height + ctrl->val - 16; __v4l2_ctrl_modify_range(ov13850->exposure, ov13850->exposure->minimum, max, ov13850->exposure->step, @@ -1393,7 +1393,7 @@ static int ov13850_initialize_controls(struct ov13850 *ov13850) OV13850_VTS_MAX - mode->height, 1, vblank_def); - exposure_max = mode->vts_def - 4; + exposure_max = mode->vts_def - 16; ov13850->exposure = v4l2_ctrl_new_std(handler, &ov13850_ctrl_ops, V4L2_CID_EXPOSURE, OV13850_EXPOSURE_MIN, exposure_max, OV13850_EXPOSURE_STEP,