Hi Tim,
Thank you for the patch.
The OMAP3 ISP driver is moving to DT, hopefully in time for v4.1. See "[PATCH
00/15] omap3isp driver DT support" posted to the list on Monday. I'd rather go
for proper DT support instead of custom deferred probing.
On Tuesday 10 March 2015 14:24:52 Tim Nordell wrote:
> If the subdev isn't available just yet, defer probing of
> the system. This is useful if the omap3isp comes up before
> the I2C subsystem does.
>
> Signed-off-by: Tim Nordell <tim.nord...@logicpd.com>
> ---
> drivers/media/platform/omap3isp/isp.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/omap3isp/isp.c
> b/drivers/media/platform/omap3isp/isp.c index 51c2129..a361c40 100644
> --- a/drivers/media/platform/omap3isp/isp.c
> +++ b/drivers/media/platform/omap3isp/isp.c
> @@ -1811,7 +1811,7 @@ isp_register_subdev_group(struct isp_device *isp,
> "device %s\n", __func__,
> board_info->i2c_adapter_id,
> board_info->board_info->type);
> - continue;
> + return ERR_PTR(-EPROBE_DEFER);
> }
>
> subdev = v4l2_i2c_new_subdev_board(&isp->v4l2_dev, adapter,
> @@ -1898,6 +1898,10 @@ static int isp_register_entities(struct isp_device
> *isp) unsigned int i;
>
> sensor = isp_register_subdev_group(isp, subdevs->subdevs);
> + if (IS_ERR(sensor)) {
> + ret = PTR_ERR(sensor);
> + goto done;
> + }
> if (sensor == NULL)
> continue;
--
Regards,
Laurent Pinchart
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