From patchwork Wed Feb 5 13:06:24 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 862388 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 507B91519B5; Wed, 5 Feb 2025 13:06:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.18 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738760790; cv=none; b=Oq39FpQPDNP6TyOOYWvB9nRKXqxNpdi7CzPkK2MGMoQkN9CKYBBwvJri0YVoakilA+oJTVWiMz9KkdwNSk0n0CWVCQIeFQJPHSIvk/aoSsCZA7Ys77jTGv9XDPevGytuMJNgquwSZD4sOuYUzGmnjV7cfMmhqSKy9zauKkirrkY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738760790; c=relaxed/simple; bh=9JX2CffjyBacTB5rR+H29IweGyYHRhQIJrU3bNLITM0=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=qQr9Zkk8T1s0mFIHHwVHbseVcZVbxhx3HWXjvrTGPi4+5NxdEvBYQTDz8VMOlWeShtzwS+b29AUSMMZzW8uilVXyazoHWfzjvfo2EbARDR2VYPDcIyDq77N8GKVv4Tt+OdBPGQUqnWT5DOw0UfUNRRwDGxO2iM5Z4dkD8M974UE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=VMjpaJX/; arc=none smtp.client-ip=192.198.163.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="VMjpaJX/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738760789; x=1770296789; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=9JX2CffjyBacTB5rR+H29IweGyYHRhQIJrU3bNLITM0=; b=VMjpaJX/f7duYaB1jyb3Uqo905BhrNE0/vWgq8Sod4z8Rr5qyJFxBOqx 3BicWsviZ+eO7ENHqEF8vEd5ObMxXtXdXdSkJlLbaWKHCINRxcYY5q6QP URxfxhZrXsHHB3JhyDE0aMBaJ+fuq0Qu9hPO6hLISjXFgtE2UYblkSOwu b0hBMXkPzgKcNm3DBa5o/c7g/nF19UeHL0B/yolpzngqHg1zB7BBBBYuU aR2lnyw/yazETvyZFBglramntbVIZup8NXtnnVUJe5lsS+Sn6StD6Vopy m1hm0URD6fs03iufmkiqK4RdSix1Sq/7xTyxIAiyjTFj9JC2Lg7g32pAe Q==; X-CSE-ConnectionGUID: kH0RtxC3RQOT3bdqQFU+Ug== X-CSE-MsgGUID: zYMrvJipQmaucw35FsXoLA== X-IronPort-AV: E=McAfee;i="6700,10204,11336"; a="38555941" X-IronPort-AV: E=Sophos;i="6.13,261,1732608000"; d="scan'208";a="38555941" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Feb 2025 05:06:29 -0800 X-CSE-ConnectionGUID: ZY2pmcv9TgOfG8WhokUXpA== X-CSE-MsgGUID: rsGxzk/lToyAriSm3GuO7Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,261,1732608000"; d="scan'208";a="115896144" Received: from black.fi.intel.com ([10.237.72.28]) by orviesa004.jf.intel.com with ESMTP; 05 Feb 2025 05:06:27 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 78B0110A; Wed, 05 Feb 2025 15:06:25 +0200 (EET) From: Andy Shevchenko To: Mark Brown , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Andy Shevchenko Subject: [PATCH v1 1/1] spi: Replace custom fsleep() implementation Date: Wed, 5 Feb 2025 15:06:24 +0200 Message-ID: <20250205130624.716039-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1336.g36b5255a03ac Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 _spi_transfer_delay_ns() partially reimplements what fsleep() does. Replace that code by calling fsleep() instead. Signed-off-by: Andy Shevchenko --- drivers/spi/spi.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index a7a4647717d4..68e675877168 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1495,10 +1495,7 @@ static void _spi_transfer_delay_ns(u32 ns) } else { u32 us = DIV_ROUND_UP(ns, NSEC_PER_USEC); - if (us <= 10) - udelay(us); - else - usleep_range(us, us + DIV_ROUND_UP(us, 10)); + fsleep(us); } }