From mboxrd@z Thu Jan 1 00:00:00 1970 From: Charles Keepax Subject: [PATCH v2 1/4] ASoC: wm_adsp: Use usleep_range for short delay Date: Mon, 26 Sep 2016 10:15:22 +0100 Message-ID: <1474881325-9466-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) by alsa0.perex.cz (Postfix) with ESMTP id 1A6F02668A2 for ; Mon, 26 Sep 2016 11:15:28 +0200 (CEST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: broonie@kernel.org Cc: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com, lgirdwood@gmail.com List-Id: alsa-devel@alsa-project.org Replace the 1ms msleep in wm_adsp2_ena with a usleep_range, as per normal guidance on delay functions. Also tighten up the delay a little as 1ms was quite generous. Signed-off-by: Charles Keepax --- New since the first series of this patch chain. sound/soc/codecs/wm_adsp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index 24485ec..4188c37 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -2237,7 +2237,7 @@ static int wm_adsp2_ena(struct wm_adsp *dsp) if (val & ADSP2_RAM_RDY) break; - msleep(1); + usleep_range(250, 500); } if (!(val & ADSP2_RAM_RDY)) { -- 2.1.4