From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757482Ab3AIISn (ORCPT ); Wed, 9 Jan 2013 03:18:43 -0500 Received: from mga11.intel.com ([192.55.52.93]:43357 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757326Ab3AIISk (ORCPT ); Wed, 9 Jan 2013 03:18:40 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,436,1355126400"; d="scan'208";a="274633185" From: Andy Shevchenko To: Vinod Koul , linux-kernel@vger.kernel.org, Viresh Kumar , spear-devel Subject: [resend][PATCH 01/16] dw_dmac: call .probe after we have a device in place Date: Wed, 9 Jan 2013 10:17:00 +0200 Message-Id: <1357719435-29955-2-git-send-email-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1357719435-29955-1-git-send-email-andriy.shevchenko@linux.intel.com> References: <20130108155423.GJ19691@intel.com> <1357719435-29955-1-git-send-email-andriy.shevchenko@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If we don't yet have the platform device for the driver when it is being loaded we fail to probe the driver. So instead of calling probe() directly we call platform_driver_register(). It will call the probe() immediately if we have the device but also makes the driver to work on platforms where the platform device is created later. Signed-off-by: Andy Shevchenko Acked-by: Viresh Kumar --- drivers/dma/dw_dmac.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 476e9c8..b5f21ba 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -1829,6 +1829,7 @@ MODULE_DEVICE_TABLE(of, dw_dma_id_table); #endif static struct platform_driver dw_driver = { + .probe = dw_probe, .remove = dw_remove, .shutdown = dw_shutdown, .driver = { @@ -1840,7 +1841,7 @@ static struct platform_driver dw_driver = { static int __init dw_init(void) { - return platform_driver_probe(&dw_driver, dw_probe); + return platform_driver_register(&dw_driver); } subsys_initcall(dw_init); -- 1.7.10.4