From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932314Ab3FVKIF (ORCPT ); Sat, 22 Jun 2013 06:08:05 -0400 Received: from mail-pa0-f45.google.com ([209.85.220.45]:35645 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932104Ab3FVKID (ORCPT ); Sat, 22 Jun 2013 06:08:03 -0400 From: Prabhakar Lad To: Mauro Carvalho Chehab , LMML , Hans Verkuil , Laurent Pinchart Cc: DLOS , LKML , "Lad, Prabhakar" , Guennadi Liakhovetski , Hans Verkuil , Sakari Ailus Subject: [PATCH] media: i2c: adv7343: add support for asynchronous probing Date: Sat, 22 Jun 2013 15:37:37 +0530 Message-Id: <1371895657-2898-1-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Lad, Prabhakar" Both synchronous and asynchronous adv7343 subdevice probing is supported by this patch. Signed-off-by: Lad, Prabhakar Cc: Guennadi Liakhovetski Cc: Laurent Pinchart Cc: Hans Verkuil Cc: Sakari Ailus Cc: Mauro Carvalho Chehab --- drivers/media/i2c/adv7343.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/media/i2c/adv7343.c b/drivers/media/i2c/adv7343.c index 7606218..8080c2c 100644 --- a/drivers/media/i2c/adv7343.c +++ b/drivers/media/i2c/adv7343.c @@ -27,6 +27,7 @@ #include #include +#include #include #include @@ -445,16 +446,21 @@ static int adv7343_probe(struct i2c_client *client, ADV7343_GAIN_DEF); state->sd.ctrl_handler = &state->hdl; if (state->hdl.error) { - int err = state->hdl.error; - - v4l2_ctrl_handler_free(&state->hdl); - return err; + err = state->hdl.error; + goto done; } v4l2_ctrl_handler_setup(&state->hdl); err = adv7343_initialize(&state->sd); if (err) + goto done; + + err = v4l2_async_register_subdev(&state->sd); + +done: + if (err < 0) v4l2_ctrl_handler_free(&state->hdl); + return err; } @@ -463,6 +469,7 @@ static int adv7343_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); struct adv7343_state *state = to_state(sd); + v4l2_async_unregister_subdev(&state->sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); -- 1.7.9.5