From: Steve Longerbeam <slongerbeam@gmail.com>
To: lars@metafoo.de
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
Steve Longerbeam <steve_longerbeam@mentor.com>
Subject: [PATCH v2 06/10] media: adv7180: implement g_parm
Date: Tue, 19 Jul 2016 17:03:33 -0700 [thread overview]
Message-ID: <1468973017-17647-7-git-send-email-steve_longerbeam@mentor.com> (raw)
In-Reply-To: <1468973017-17647-1-git-send-email-steve_longerbeam@mentor.com>
Implement g_parm to return the current standard's frame period.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Tested-by: Tim Harvey <tharvey@gateworks.com>
Acked-by: Tim Harvey <tharvey@gateworks.com>
---
drivers/media/i2c/adv7180.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c
index 8612d21..8259549 100644
--- a/drivers/media/i2c/adv7180.c
+++ b/drivers/media/i2c/adv7180.c
@@ -766,6 +766,27 @@ static int adv7180_g_mbus_config(struct v4l2_subdev *sd,
return 0;
}
+static int adv7180_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *a)
+{
+ struct adv7180_state *state = to_state(sd);
+ struct v4l2_captureparm *cparm = &a->parm.capture;
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ memset(a, 0, sizeof(*a));
+ a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ if (state->curr_norm & V4L2_STD_525_60) {
+ cparm->timeperframe.numerator = 1001;
+ cparm->timeperframe.denominator = 30000;
+ } else {
+ cparm->timeperframe.numerator = 1;
+ cparm->timeperframe.denominator = 25;
+ }
+
+ return 0;
+}
+
static int adv7180_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *cropcap)
{
struct adv7180_state *state = to_state(sd);
@@ -824,6 +845,7 @@ 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_parm = adv7180_g_parm,
.querystd = adv7180_querystd,
.g_input_status = adv7180_g_input_status,
.s_routing = adv7180_s_routing,
--
1.9.1
next prev parent reply other threads:[~2016-07-20 0:05 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1467846004-12731-1-git-send-email-steve_longerbeam@mentor.com>
2016-07-20 0:03 ` [PATCH v2 00/10] adv7180 subdev fixes, v2 Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 01/10] v4l: of: add "newavmode" property for Analog Devices codecs Steve Longerbeam
2016-07-20 7:37 ` Hans Verkuil
2016-07-20 17:14 ` Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 02/10] media: adv7180: Fix broken interrupt register access Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 03/10] media: adv7180: define more registers Steve Longerbeam
2016-07-20 8:54 ` Lars-Peter Clausen
2016-07-20 0:03 ` [PATCH v2 04/10] media: adv7180: add support for NEWAVMODE Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 05/10] media: adv7180: add power pin control Steve Longerbeam
2016-07-20 8:53 ` Lars-Peter Clausen
2016-07-20 0:03 ` Steve Longerbeam [this message]
2016-07-20 0:03 ` [PATCH v2 07/10] media: adv7180: change mbus format to UYVY Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 08/10] v4l: Add signal lock status to source change events Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 09/10] media: adv7180: enable lock/unlock interrupts Steve Longerbeam
2016-07-20 0:03 ` [PATCH v2 10/10] media: adv7180: fix field type Steve Longerbeam
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