From nobody Thu Nov 28 05:35:31 2024 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 5A6041AA781; Fri, 4 Oct 2024 14:47:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728053254; cv=none; b=DnhZmDW4TPiXqWm2CtM5Ja7JPfJjaBEZWfn/+wArYWPYXHY0x81OG+vOt2uM6VZUq2sg8RGh4ujujL++vJ3BPWJCsqYwHD7ava1JH07ifvJFn2fzCoo2YDBEQ5As4P6BTd79w2UM0e/FNuWM20WmJC/aVCfmHnjAlwwkUbfNytE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728053254; c=relaxed/simple; bh=6fdywc+cwHNt5RhThvIeXc9zfPMryohuBnbUtfZSyhk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Q2Cd216rMx0Vu70ZHPLq6jyjFv3ff2gTNoJeMCHXy2puEluDGBH3+uFzhzUTFeaZugdk+nP/EbCa/nK9S2y9c2yKO8SHY/VJRMyAf1jSPSAovgLYytuLU+VNOGnMmTBOCO/Dif6+3iP5fmCLBRn7+nsaul8S/NzTlI/BWs5J0D4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=Yu8G66oZ; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="Yu8G66oZ" Received: from [127.0.1.1] (91-156-87-48.elisa-laajakaista.fi [91.156.87.48]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 425D315A8; Fri, 4 Oct 2024 16:45:45 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1728053145; bh=6fdywc+cwHNt5RhThvIeXc9zfPMryohuBnbUtfZSyhk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Yu8G66oZL2cD/WpIpG00Zj0VkW+qsXjxuTERD06uDGYRiKM7c/Avh8oYp7sTHc24u 5GaQUmMYx8AcV3rep+FVt8epRsqSAluvQFUGM8NMwXZGaysjZvohYvdPLujdBCzpZI gPfkQhT6KpUrU/TAgVlR2RMwnLkrfWUCU48Qi350= From: Tomi Valkeinen Date: Fri, 04 Oct 2024 17:46:41 +0300 Subject: [PATCH 10/13] media: i2c: ds90ub960: Reduce sleep in ub960_rxport_wait_locks() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20241004-ub9xx-fixes-v1-10-e30a4633c786@ideasonboard.com> References: <20241004-ub9xx-fixes-v1-0-e30a4633c786@ideasonboard.com> In-Reply-To: <20241004-ub9xx-fixes-v1-0-e30a4633c786@ideasonboard.com> To: Mauro Carvalho Chehab , Sakari Ailus , Hans Verkuil , Andy Shevchenko Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Jai Luthra , Tomi Valkeinen X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=826; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=6fdywc+cwHNt5RhThvIeXc9zfPMryohuBnbUtfZSyhk=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBm///vrp6tBCvdYYky9HEEsPvqymb2hMB4DKjcW Ci8lHttoI6JAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCZv//7wAKCRD6PaqMvJYe 9XS2EACqljzonZYt9wRcN57HrvjAPaCWfqqaU7XQ+edybGxrik46osbv7WcqmXNIlypoQdoWNtZ BGmd2fpO91cCA26tBE23RBU259PbfzjOpBSi9ZkuHTDEByDU5pwq/DWaW3kTjEZjPBDvmv5foJ6 iLOmG/bjJMWXmuHAdtvwdwvuQLXp+AWRPfg93raeJ+7djLA3BV8Gy9RO2zWN0ipJZw8QQ+V4HEw c4kjQVhYb8RSnqkgoVGJ25CyMnW/WhncPgOXjAzZVEnvsgGeEEdKVsicY9OC6NePqrDM784xdhl 7cB3xljZhYTJph2O4H9zRyHqcWJZu91jgHY5ddUuCYi3l0vPBppnHcH02+cOqmln7rN2xx56HIj DyTmibLfQKkECNYnjstfHQNm1A0MhkR/34xcmpcqLPOk5ATxwjCAorMqwimmJqwI5Q1hLecivHX mT4GAT7ZHdjmacROGSuQ4QN/e+Mq/8oUtR58a1M5cJc5/j0icrPfDBGT4qdb4fy2Ym9R+2kQfYh My07nbC0Tm4q5BrDdrMwr1gGpsFri2zClrCu9HvzGGo8ahdAYKBV/KJ0oKgqj3S4foYTH502vJX Gs6o+Ww406ncfLMqTrZyX5PPfaQt87vA40aEMObnqYO9EC38U6fhwQDj+k0WEHnXAbcjtVLnDfH 2ugCKTkZ3fmPj7g== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 We currently sleep for 50 ms at the end of each iteration in ub960_rxport_wait_locks(). This feels a bit excessive, especially as we always do at least two loops, so there's always at least one sleep, even if we already have a stable lock. Change the sleep to 10 ms. Signed-off-by: Tomi Valkeinen --- drivers/media/i2c/ds90ub960.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/ds90ub960.c b/drivers/media/i2c/ds90ub960.c index d4a3759bc568..ab5330db4162 100644 --- a/drivers/media/i2c/ds90ub960.c +++ b/drivers/media/i2c/ds90ub960.c @@ -1575,7 +1575,7 @@ static int ub960_rxport_wait_locks(struct ub960_data = *priv, if (missing =3D=3D 0) break; =20 - msleep(50); + fsleep(10 * 1000); } =20 if (lock_mask) --=20 2.43.0