On Sun June 23 2013 17:48:20 Prabhakar Lad wrote:
> Hi Guennadi,
>
> Thanks for the review.
>
> On Sun, Jun 23, 2013 at 8:49 PM, Guennadi Liakhovetski
> <g.liakhovetski@xxxxxx> wrote:
> > On Sat, 22 Jun 2013, Prabhakar Lad wrote:
> >
> >> From: "Lad, Prabhakar" <prabhakar.csengg@xxxxxxxxx>
> >>
> >> Both synchronous and asynchronous tvp514x subdevice probing is supported by
> >> this patch.
> >>
> >> Signed-off-by: Prabhakar Lad <prabhakar.csengg@xxxxxxxxx>
> >> Cc: Guennadi Liakhovetski <g.liakhovetski@xxxxxx>
> >> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> >> Cc: Hans Verkuil <hverkuil@xxxxxxxxx>
> >> Cc: Sakari Ailus <sakari.ailus@xxxxxx>
> >> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
> >> ---
> >> drivers/media/i2c/tvp514x.c | 22 +++++++++++++++-------
> >> 1 file changed, 15 insertions(+), 7 deletions(-)
> >>
> >> diff --git a/drivers/media/i2c/tvp514x.c b/drivers/media/i2c/tvp514x.c
> >> index 864eb14..d090caf 100644
> >> --- a/drivers/media/i2c/tvp514x.c
> >> +++ b/drivers/media/i2c/tvp514x.c
> >> @@ -36,6 +36,7 @@
> >> #include <linux/module.h>
> >> #include <linux/v4l2-mediabus.h>
> >>
> >> +#include <media/v4l2-async.h>
> >> #include <media/v4l2-device.h>
> >> #include <media/v4l2-common.h>
> >> #include <media/v4l2-mediabus.h>
> >
> > Ok, but this one really does too many things in one patch:
> >
> >> @@ -1148,9 +1149,9 @@ tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id)
> >> /* Register with V4L2 layer as slave device */
> >> sd = &decoder->sd;
> >> v4l2_i2c_subdev_init(sd, client, &tvp514x_ops);
> >> - strlcpy(sd->name, TVP514X_MODULE_NAME, sizeof(sd->name));
> >>
> >> #if defined(CONFIG_MEDIA_CONTROLLER)
> >> + strlcpy(sd->name, TVP514X_MODULE_NAME, sizeof(sd->name));
> >
> > This is unrelated
> >
> OK I'll split the patch or may be a line in a commit message can do ?
Please split it up in two patches.
Why is sd->name set anyway? And why is it moved under CONFIG_MEDIA_CONTROLLER?
It's not obvious to me.
The remainder of the patch makes sense.
Regards,
Hans
>
> >> decoder->pad.flags = MEDIA_PAD_FL_SOURCE;
> >> decoder->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
> >> decoder->sd.entity.flags |= MEDIA_ENT_T_V4L2_SUBDEV_DECODER;
> >> @@ -1176,16 +1177,22 @@ tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id)
> >> sd->ctrl_handler = &decoder->hdl;
> >> if (decoder->hdl.error) {
> >> ret = decoder->hdl.error;
> >> -
> >> - v4l2_ctrl_handler_free(&decoder->hdl);
> >> - return ret;
> >> + goto done;
> >> }
> >> v4l2_ctrl_handler_setup(&decoder->hdl);
> >>
> >> - v4l2_info(sd, "%s decoder driver registered !!\n", sd->name);
> >> -
> >> - return 0;
> >> + ret = v4l2_async_register_subdev(&decoder->sd);
> >> + if (!ret)
> >> + v4l2_info(sd, "%s decoder driver registered !!\n", sd->name);
> >>
> >> +done:
> >> + if (ret < 0) {
> >> + v4l2_ctrl_handler_free(&decoder->hdl);
> >> +#if defined(CONFIG_MEDIA_CONTROLLER)
> >> + media_entity_cleanup(&decoder->sd.entity);
> >
> > So is this - it wasn't called before in the "if (decoder->hdl.error)" case
> > above.
> >
> Yes so fixed it up here.
>
> Regards,
> --Prabhakar Lad
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