From nobody Mon Apr 6 09:19:40 2026 Received: from mail-10630.protonmail.ch (mail-10630.protonmail.ch [79.135.106.30]) (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 3D290326927 for ; Thu, 19 Mar 2026 20:42:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=79.135.106.30 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773952981; cv=none; b=fwO3TTX3bl3TCWCAeW73ieR50hAAE933LZwmnJR2migcvo6hP+b5c/CGFG0kPa8ROVsPkrh7dzOdKqzw2VOYnSKWzVp2UTZ2x71uMw3Dbvw5LlwR+qTxMfaFpEc4AdHwDSxDA3BXNAbqsav8tru5h7/WDuLFaYMLmwxMzmQjfLY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773952981; c=relaxed/simple; bh=4hf+2P9AGl/IybtiW3qOGbmO4Ni/rutnBaEKskRIDZw=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Eb5zm+66IKnjrQm+o8LARhOPfpfyh10dFKAGPz4GLme8K3x/RBoaiI5WljIlobD4ekqzaflKnC+ozbqlMtUhdhqnw7RhE7FGhoCfKaQljMVmLlF09WmGRlp2yzHMPthuZ/mcu+zv9m9O6d/3ImT9OI6XHGKEEInbECtl10OPXjs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=protonmail.com; spf=pass smtp.mailfrom=protonmail.com; dkim=pass (2048-bit key) header.d=protonmail.com header.i=@protonmail.com header.b=QTKLQJCO; arc=none smtp.client-ip=79.135.106.30 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=protonmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=protonmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=protonmail.com header.i=@protonmail.com header.b="QTKLQJCO" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail3; t=1773952970; x=1774212170; bh=4hf+2P9AGl/IybtiW3qOGbmO4Ni/rutnBaEKskRIDZw=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector; b=QTKLQJCOUXsaDk7m4yVsKOxnusyMzvDQVaQVnNPW8OnXsu/J4/kklRG0kY2BJ5jja 4Oqp0ZomnxwebxYa8CcECxTW0aADeNfOrqaEm1n5LsA3TEA7VOdIwWY7bVHGNX4Fnj KKQyl1sm4CkOcfWDjnrlqy5B5pwlXp76IxdSR2SlEXY5bGcEsGjEvdymrK7qjlhXXO Gbx/0KLUJZhTri6fbgPG6JbHADGvdUglsNJuTNEvurtxDVwW2aiGBDSrcFdCvqFTP3 fOxrFXdhG+Yfav4RnT0u+OW4eZS27wVDqcOwq2LaLnr8epZQHZw2086QOuHHYlgxtv Nx7+cUF8V2Dpg== Date: Thu, 19 Mar 2026 20:42:47 +0000 To: Hans de Goede , Mauro Carvalho Chehab From: Abhai Kollara Cc: Sakari Ailus , Greg Kroah-Hartman , linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Abhai Kollara Subject: [PATCH v2] staging: media: atomisp: gc2235: prefer usleep_range over msleep Message-ID: <20260319204242.2076191-1-abhai@protonmail.com> In-Reply-To: <20260318212645.2014561-1-abhai@protonmail.com> References: <20260318212645.2014561-1-abhai@protonmail.com> Feedback-ID: 8137229:user:proton X-Pm-Message-ID: eb295a95d2e1e12abb5a57bc683bf2657fdde502 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The gc2235 driver uses msleep(5) during power-up. msleep() is often imprecise for durations under 20ms. Replace it with usleep_range() to provide better precision. Signed-off-by: Abhai Kollara --- drivers/staging/media/atomisp/i2c/atomisp-gc2235.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/media/atomisp/i2c/atomisp-gc2235.c b/drivers/s= taging/media/atomisp/i2c/atomisp-gc2235.c index d3414312e1de..db5e007efc56 100644 --- a/drivers/staging/media/atomisp/i2c/atomisp-gc2235.c +++ b/drivers/staging/media/atomisp/i2c/atomisp-gc2235.c @@ -433,7 +433,7 @@ static int power_up(struct v4l2_subdev *sd) goto fail_power; } =20 - msleep(5); + usleep_range(5000, 6000); return 0; =20 fail_clk: --=20 2.43.0