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Commit 38566d28 authored by Niklas Söderlund's avatar Niklas Söderlund Committed by Mauro Carvalho Chehab
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media: adv7180: add g_frame_interval support 



Implement g_frame_interval to return the current standard's frame
interval.

Signed-off-by: default avatarNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 6457b626

drivers/media/i2c/adv7180.c

+17 −0
Original line number Diff line number Diff line
@@ -461,6 +461,22 @@ static int adv7180_g_std(struct v4l2_subdev *sd, v4l2_std_id *norm) 
	return 0;

}



static int adv7180_g_frame_interval(struct v4l2_subdev *sd,

				    struct v4l2_subdev_frame_interval *fi)

{

	struct adv7180_state *state = to_state(sd);



	if (state->curr_norm & V4L2_STD_525_60) {

		fi->interval.numerator = 1001;

		fi->interval.denominator = 30000;

	} else {

		fi->interval.numerator = 1;

		fi->interval.denominator = 25;

	}



	return 0;

}



static void adv7180_set_power_pin(struct adv7180_state *state, bool on)

{

	if (!state->pwdn_gpio)
@@ -820,6 +836,7 @@ static int adv7180_subscribe_event(struct v4l2_subdev *sd, 
static const struct v4l2_subdev_video_ops adv7180_video_ops = {

	.s_std = adv7180_s_std,

	.g_std = adv7180_g_std,

	.g_frame_interval = adv7180_g_frame_interval,

	.querystd = adv7180_querystd,

	.g_input_status = adv7180_g_input_status,

	.s_routing = adv7180_s_routing,