From nobody Sat Oct 4 09:42:07 2025 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 985812773CC for ; Mon, 18 Aug 2025 18:59:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755543567; cv=none; b=ZtlW5v8qI6V3x20NsTLRDEshv8sT8igmTI6cEfpIOqO3v3+vSGPAIWC8saWak33QGnRZjJHJEmQiLIfs8KfUui1HSVYI9VPc6ET1odxeytu1cb2OEnJSgtZUDSNTfqvBQ5hdiUBlEhinHpdT8nrGRCLBVBCFDM6nsNLrdl5WO2E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755543567; c=relaxed/simple; bh=M1dIcKPewO8GjoiDE0+H9+TiBwX2gefN9QiT1gI6ePo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=NkIFE89rzDsg9cUy7FqGJY5QtRzlEt01ruAFoSugzsa7ne+SD8gr0mkAs4qc3T/W/OimzLCjlzqW1Py3/3GTtrEwkbDFXvyA9KjKwhdgiP3yp8ZuT9ktYYb320Tkliypm1N8FbkDa0NhRev/7pqWK35cM8AkSZT+syAGNqULCgU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=ivgTVbxj; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="ivgTVbxj" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1755543564; bh=M1dIcKPewO8GjoiDE0+H9+TiBwX2gefN9QiT1gI6ePo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ivgTVbxjl01+N69VTQFV5SLwFWo5Hh5J+7LLAqX13Kk+cuLs4eBoYOQpY1xvbQLi8 L2PevdS2lm3HMrb19yn/0MhkZXZJvXb9u7sY5yQPQhitkYyl9NwdVmmV/6P9KWgSYu 5UIbs6LETd6uoACcmShm2mgWpZ0/vj+JEufDXFa/DwXAaHr36hksIxafkWEDpUUKrm IiaVRv0yV4yVfMBCHiP+UF6pkfD0yTQo9DzEyBgIrfrkxqVrtLGBJfdUJA2NxDoJcs Ct6vwGvmOvaDt2epQuhhHvQRKb6Hn4yprzaJSA/+wJGKoNSE+VdqN5NYLvtW16D1cy R7W3tvCsP2C/g== Received: from localhost (unknown [82.79.138.60]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with UTF8SMTPSA id C445817E1357; Mon, 18 Aug 2025 20:59:23 +0200 (CEST) From: Cristian Ciocaltea Date: Mon, 18 Aug 2025 21:59:05 +0300 Subject: [PATCH v3 05/14] phy: rockchip: samsung-hdptx: Use usleep_range() instead of udelay() 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: <20250818-phy-hdptx-frl-v3-5-c79997d8bb2b@collabora.com> References: <20250818-phy-hdptx-frl-v3-0-c79997d8bb2b@collabora.com> In-Reply-To: <20250818-phy-hdptx-frl-v3-0-c79997d8bb2b@collabora.com> To: Vinod Koul , Kishon Vijay Abraham I , Heiko Stuebner , Algea Cao , Dmitry Baryshkov Cc: kernel@collabora.com, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org X-Mailer: b4 0.14.2 rk_hdptx_dp_reset() is allowed to sleep, hence replace the busy waiting with usleep_range(), to allow other threads to run. Signed-off-by: Cristian Ciocaltea --- drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c b/drivers/ph= y/rockchip/phy-rockchip-samsung-hdptx.c index 5605610465bc812737f773e0f6232cb6dbdc78a4..83ec892bd6760865fc9e361f400= 3c5bfbef55608 100644 --- a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c +++ b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c @@ -1075,7 +1075,7 @@ static void rk_hdptx_dp_reset(struct rk_hdptx_phy *hd= ptx) reset_control_assert(hdptx->rsts[RST_INIT].rstc); =20 reset_control_assert(hdptx->rsts[RST_APB].rstc); - udelay(10); + usleep_range(10, 15); reset_control_deassert(hdptx->rsts[RST_APB].rstc); =20 regmap_update_bits(hdptx->regmap, LANE_REG(0301), --=20 2.50.1