From mboxrd@z Thu Jan 1 00:00:00 1970 From: Henry Chen Subject: [RESEND PATCH] soc: mediatek: PMIC wrap: Extend the waiting time to 10ms. Date: Wed, 13 Jul 2016 11:34:28 +0800 Message-ID: <1468380868-16683-1-git-send-email-henryc.chen@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+glpam-linux-mediatek=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Matthias Brugger Cc: Henry Chen , Sascha Hauer , linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: linux-mediatek@lists.infradead.org Read data fails sometimes because of a timeout that PMIC cannot transfer data to PMIC wrap on time, extend the waiting time to 10ms to reduce the failed rate. Signed-off-by: Henry Chen --- Resend to fixed the typo on commit message --- drivers/soc/mediatek/mtk-pmic-wrap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index a003ba2..a5f1093 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -583,7 +583,7 @@ static int pwrap_wait_for_state(struct pmic_wrapper *wrp, { unsigned long timeout; - timeout = jiffies + usecs_to_jiffies(255); + timeout = jiffies + usecs_to_jiffies(10000); do { if (time_after(jiffies, timeout)) -- 1.8.1.1.dirty