From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48BA7C432BE for ; Fri, 30 Jul 2021 15:20:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2FBAF60F94 for ; Fri, 30 Jul 2021 15:20:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239680AbhG3PUK (ORCPT ); Fri, 30 Jul 2021 11:20:10 -0400 Received: from mx0a-001ae601.pphosted.com ([67.231.149.25]:27304 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S239562AbhG3PTi (ORCPT ); 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Fri, 30 Jul 2021 10:19:23 -0500 Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Fri, 30 Jul 2021 16:19:12 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.2242.4 via Frontend Transport; Fri, 30 Jul 2021 16:19:12 +0100 Received: from vitaly-Inspiron-5415.ad.cirrus.com (unknown [198.90.238.32]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 7E43146E; Fri, 30 Jul 2021 15:19:12 +0000 (UTC) From: Vitaly Rodionov To: Jaroslav Kysela , Takashi Iwai CC: , , , Stefan Binding Subject: [PATCH v3 24/27] ALSA: hda/cs8409: Use timeout rather than retries for I2C transaction waits Date: Fri, 30 Jul 2021 16:18:41 +0100 Message-ID: <20210730151844.7873-25-vitalyr@opensource.cirrus.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210730151844.7873-1-vitalyr@opensource.cirrus.com> References: <20210730151844.7873-1-vitalyr@opensource.cirrus.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-GUID: g2E6px2xx8VCJX5M10O9Jj-EMNcz6Bri X-Proofpoint-ORIG-GUID: g2E6px2xx8VCJX5M10O9Jj-EMNcz6Bri X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 impostorscore=0 spamscore=0 clxscore=1015 mlxscore=0 mlxlogscore=999 lowpriorityscore=0 malwarescore=0 phishscore=0 bulkscore=0 suspectscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2107300102 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Stefan Binding Signed-off-by: Stefan Binding Signed-off-by: Vitaly Rodionov --- Changes in v2: - No changes Changes in v3: - No changes sound/pci/hda/patch_cs8409.c | 16 +++------------- sound/pci/hda/patch_cs8409.h | 2 ++ 2 files changed, 5 insertions(+), 13 deletions(-) diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c index 08e991a33344..b53653ef73cb 100644 --- a/sound/pci/hda/patch_cs8409.c +++ b/sound/pci/hda/patch_cs8409.c @@ -127,24 +127,14 @@ static void cs8409_enable_i2c_clock(struct hda_codec *codec) * @codec: the codec instance * * Wait for I2C transaction to complete. - * Return -1 if transaction wait times out. + * Return -ETIMEDOUT if transaction wait times out. */ static int cs8409_i2c_wait_complete(struct hda_codec *codec) { - int repeat = 5; unsigned int retval; - do { - retval = cs8409_vendor_coef_get(codec, CS8409_I2C_STS); - if ((retval & 0x18) != 0x18) { - usleep_range(2000, 4000); - --repeat; - } else - return 0; - - } while (repeat); - - return -1; + return read_poll_timeout(cs8409_vendor_coef_get, retval, retval & 0x18, + CS42L42_I2C_SLEEP_US, CS42L42_I2C_TIMEOUT_US, false, codec, CS8409_I2C_STS); } /** diff --git a/sound/pci/hda/patch_cs8409.h b/sound/pci/hda/patch_cs8409.h index 2208be2ffad1..71dbbd8e2f3b 100644 --- a/sound/pci/hda/patch_cs8409.h +++ b/sound/pci/hda/patch_cs8409.h @@ -231,6 +231,8 @@ enum cs8409_coefficient_index_registers { #define CS42L42_HSTYPE_MASK (0x03) #define CS42L42_JACK_INSERTED (0x0C) #define CS42L42_JACK_REMOVED (0x00) +#define CS42L42_I2C_TIMEOUT_US (20000) +#define CS42L42_I2C_SLEEP_US (2000) /* Dell BULLSEYE / WARLOCK / CYBORG Specific Definitions */ -- 2.25.1