From patchwork Wed May 15 11:57:21 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lad, Prabhakar" X-Patchwork-Id: 2572091 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 323E73FC5A for ; Wed, 15 May 2013 12:03:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758624Ab3EOMCi (ORCPT ); Wed, 15 May 2013 08:02:38 -0400 Received: from mail-pb0-f43.google.com ([209.85.160.43]:58943 "EHLO mail-pb0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758125Ab3EOMCi (ORCPT ); Wed, 15 May 2013 08:02:38 -0400 Received: by mail-pb0-f43.google.com with SMTP id md12so1329485pbc.16 for ; Wed, 15 May 2013 05:02:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:from:to:cc:subject:date:message-id:x-mailer:in-reply-to :references; bh=Y9DDSjSOeTzIcv2B3w473Q4Awudmyd6eyI63Uw78n4A=; b=J1JlHIhHsecNrYgD8TDkxULX0ukx4h5A7L1WxyWL2ONMZKhGrHDgqf96LV18oJ4Q5N K6cRcewvF9xLETk+BfctGJ5GyOhhSlHCVExYeGEIxXhLDysEEdHkRSxTmY0cf0oeX3lV LW0brrj/t6QcbXSWLZInpunNPixD1GEF2LAExPLk6GF10BVZu4YHbTnx8h4Ssp6QERcZ BguSv+Wul0VvwbGZcTIqJMP42JwhL4wrrTawU3u9LuLBwN4C3K33ImS6g0I2OoKV6eKa 4GqNVmVRPTvmDtA+6TPq7E/CpOSMuY3m3Uiehqb6R1qBfRiDL6RFoW6lMLVuXnbTEa8I vp8g== X-Received: by 10.66.250.164 with SMTP id zd4mr17213801pac.141.1368619357690; Wed, 15 May 2013 05:02:37 -0700 (PDT) Received: from localhost.localdomain ([59.98.240.128]) by mx.google.com with ESMTPSA id az5sm2610731pbc.18.2013.05.15.05.02.31 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Wed, 15 May 2013 05:02:36 -0700 (PDT) From: Lad Prabhakar To: LMML Cc: LKML , DLOS , "Lad, Prabhakar" , Hans Verkuil , Laurent Pinchart , Mauro Carvalho Chehab , Guennadi Liakhovetski , Sylwester Nawrocki , Sakari Ailus Subject: [PATCH 5/6] media: i2c: ths7303: add support for asynchronous probing Date: Wed, 15 May 2013 17:27:21 +0530 Message-Id: <1368619042-28252-6-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1368619042-28252-1-git-send-email-prabhakar.csengg@gmail.com> References: <1368619042-28252-1-git-send-email-prabhakar.csengg@gmail.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Lad, Prabhakar Both synchronous and asynchronous ths7303 subdevice probing is supported by this patch. Signed-off-by: Lad, Prabhakar Cc: Hans Verkuil Cc: Laurent Pinchart Cc: Mauro Carvalho Chehab Cc: Guennadi Liakhovetski Cc: Sylwester Nawrocki Cc: Sakari Ailus Cc: linux-kernel@vger.kernel.org Cc: davinci-linux-open-source@linux.davincidsp.com --- drivers/media/i2c/ths7303.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/drivers/media/i2c/ths7303.c b/drivers/media/i2c/ths7303.c index b954195..4f772a2 100644 --- a/drivers/media/i2c/ths7303.c +++ b/drivers/media/i2c/ths7303.c @@ -26,6 +26,7 @@ #include #include +#include #include #include @@ -355,6 +356,7 @@ static int ths7303_probe(struct i2c_client *client, struct ths7303_platform_data *pdata = client->dev.platform_data; struct ths7303_state *state; struct v4l2_subdev *sd; + int ret; if (pdata == NULL) { dev_err(&client->dev, "No platform data\n"); @@ -385,13 +387,20 @@ static int ths7303_probe(struct i2c_client *client, return -EINVAL; } + state->sd.dev = &client->dev; + ret = v4l2_async_register_subdev(&state->sd); + if (ret) + return ret; + return 0; } static int ths7303_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ths7303_state *ths7303 = to_state(sd); + v4l2_async_unregister_subdev(&ths7303->sd); v4l2_device_unregister_subdev(sd); return 0;