From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755075AbcDKP3H (ORCPT ); Mon, 11 Apr 2016 11:29:07 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:34712 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754658AbcDKP3C (ORCPT ); Mon, 11 Apr 2016 11:29:02 -0400 From: Jan Glauber To: Wolfram Sang Cc: linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, David Daney , Jan Glauber Subject: [PATCH v6 01/19] i2c: octeon: Increase retry default and use fixed timeout value Date: Mon, 11 Apr 2016 17:28:32 +0200 Message-Id: <912e7b105708740802cd6fc944d4d041a4939a35.1460387640.git.jglauber@cavium.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Convert the adapter timeout to 2 ms independently of depending on CONFIG_HZ. CONFIG_HZ is 100 for MIPS Cavium-Octeon so the timeout value is not changed. Also set retries to 5 to improve robustness. Signed-off-by: Jan Glauber --- drivers/i2c/busses/i2c-octeon.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c index 46fb6c4..c4abf16 100644 --- a/drivers/i2c/busses/i2c-octeon.c +++ b/drivers/i2c/busses/i2c-octeon.c @@ -426,7 +426,6 @@ static struct i2c_adapter octeon_i2c_ops = { .owner = THIS_MODULE, .name = "OCTEON adapter", .algo = &octeon_i2c_algo, - .timeout = HZ / 50, }; /* calculate and set clock divisors */ @@ -553,6 +552,8 @@ static int octeon_i2c_probe(struct platform_device *pdev) octeon_i2c_set_clock(i2c); i2c->adap = octeon_i2c_ops; + i2c->adap.timeout = msecs_to_jiffies(2); + i2c->adap.retries = 5; i2c->adap.dev.parent = &pdev->dev; i2c->adap.dev.of_node = node; i2c_set_adapdata(&i2c->adap, i2c); -- 1.9.1