From patchwork Tue May 26 23:33:52 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kamal Mostafa X-Patchwork-Id: 476834 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id B897014078C; Wed, 27 May 2015 09:37:46 +1000 (AEST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1YxOPl-0002Re-Lq; Tue, 26 May 2015 23:37:41 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1YxOM8-0000PJ-Dn for kernel-team@lists.ubuntu.com; Tue, 26 May 2015 23:33:56 +0000 Received: from 1.general.kamal.us.vpn ([10.172.68.52] helo=fourier) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1YxOM7-0000wk-KH; Tue, 26 May 2015 23:33:55 +0000 Received: from kamal by fourier with local (Exim 4.82) (envelope-from ) id 1YxOM5-0006SJ-DK; Tue, 26 May 2015 16:33:53 -0700 From: Kamal Mostafa To: Pascal Huerst Subject: [3.13.y-ckt stable] Patch "ASoC: cs4271: Increase delay time after reset" has been added to staging queue Date: Tue, 26 May 2015 16:33:52 -0700 Message-Id: <1432683232-24784-1-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 1.9.1 X-Extended-Stable: 3.13 Cc: Brian Austin , Mark Brown , Kamal Mostafa , kernel-team@lists.ubuntu.com X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com This is a note to let you know that I have just added a patch titled ASoC: cs4271: Increase delay time after reset to the linux-3.13.y-queue branch of the 3.13.y-ckt extended stable tree which can be found at: http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.13.y-queue This patch is scheduled to be released in version 3.13.11-ckt21. If you, or anyone else, feels it should not be added to this tree, please reply to this email. For more information about the 3.13.y-ckt tree, see https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable Thanks. -Kamal ------ From a6176ede5d0ccf68e7c820b77031da9941f4d00e Mon Sep 17 00:00:00 2001 From: Pascal Huerst Date: Thu, 2 Apr 2015 10:17:40 +0200 Subject: ASoC: cs4271: Increase delay time after reset commit 74ff960222d90999508b4ba0d3449f796695b6d5 upstream. The delay time after a reset in the codec probe callback was too short, and did not work on certain hw because the codec needs more time to power on. This increases the delay time from 1us to 1ms. Signed-off-by: Pascal Huerst Acked-by: Brian Austin Signed-off-by: Mark Brown Signed-off-by: Kamal Mostafa --- sound/soc/codecs/cs4271.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -- 1.9.1 diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c index 97c3dbe..9f4bb12 100644 --- a/sound/soc/codecs/cs4271.c +++ b/sound/soc/codecs/cs4271.c @@ -572,10 +572,10 @@ static int cs4271_probe(struct snd_soc_codec *codec) if (gpio_nreset >= 0) { /* Reset codec */ gpio_direction_output(gpio_nreset, 0); - udelay(1); + mdelay(1); gpio_set_value(gpio_nreset, 1); /* Give the codec time to wake up */ - udelay(1); + mdelay(1); } cs4271->gpio_nreset = gpio_nreset;