From mboxrd@z Thu Jan 1 00:00:00 1970 From: slongerbeam@gmail.com (Steve Longerbeam) Date: Fri, 9 Jun 2017 16:02:54 -0700 Subject: [PATCH v8 19/34] media: Add i.MX media core driver In-Reply-To: <1497014135.20356.12.camel@pengutronix.de> References: <1496860453-6282-1-git-send-email-steve_longerbeam@mentor.com> <1496860453-6282-20-git-send-email-steve_longerbeam@mentor.com> <1497014135.20356.12.camel@pengutronix.de> Message-ID: <0df57159-78de-52a7-4fc2-d53e4682c8bb@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 06/09/2017 06:15 AM, Philipp Zabel wrote: > On Wed, 2017-06-07 at 11:33 -0700, Steve Longerbeam wrote: >> Add the core media driver for i.MX SOC. >> >> Signed-off-by: Steve Longerbeam >> >> Switch from the v4l2_of_ APIs to the v4l2_fwnode_ APIs. >> >> Signed-off-by: Philipp Zabel >> >> Add the bayer formats to imx-media's list of supported pixel and bus >> formats. >> >> Signed-off-by: Russell King >> --- > [...] >> diff --git a/drivers/staging/media/imx/imx-media-dev.c b/drivers/staging/media/imx/imx-media-dev.c >> new file mode 100644 >> index 0000000..da694f6 >> --- /dev/null >> +++ b/drivers/staging/media/imx/imx-media-dev.c >> @@ -0,0 +1,666 @@ > [...] >> +/* >> + * adds given video device to given imx-media source pad vdev list. >> + * Continues upstream from the pad entity's sink pads. >> + */ >> +static int imx_media_add_vdev_to_pad(struct imx_media_dev *imxmd, >> + struct imx_media_video_dev *vdev, >> + struct media_pad *srcpad) >> +{ >> + struct media_entity *entity = srcpad->entity; >> + struct imx_media_subdev *imxsd; >> + struct imx_media_pad *imxpad; >> + struct media_link *link; >> + struct v4l2_subdev *sd; >> + int i, vdev_idx, ret; >> + >> + if (!is_media_entity_v4l2_subdev(entity)) >> + return -EINVAL; > > Could we make this return 0, to just skip non-v4l2_subdev entities? > Currently, imx_media_probe_complete silently fails with this -EINVAL if > there is a tvp5150 connected due to the separate media entities that the > tvp5150 driver creates for the input connectors (Composite0, for > example). > Right, I've made that change. Steve