From nobody Sun Oct 5 12:51:00 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 9A02C26D4E7 for ; Tue, 5 Aug 2025 11:56:52 +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=1754395014; cv=none; b=VJhE/ihWDfbgiu3i9yOsygox2vVWfJma9SeGILEfEiOB3lvaWgPxJr9pZkP2NuI5ZGEfKfpu2OPjJJCkTeYfhonMMxqZXDwtsoM0q+YtnBizRUPMXpZdjizf4KAWsfjHCO8hhlpl7FrvRMkdxzzLlRC7OToj8BuyxQjTVdRokCM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754395014; c=relaxed/simple; bh=jBClv5lGREd65CCDreNGe33Ns5EABFagpEUptp20jjo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ZInt6qQBPkPe4VIp9Lso1koXlRYBurSc3xTXG4+RMj6Ga0Fv9uW89ABmlxq1qtQBEyPG1IJWvZdrcElMF0cSamS11iH8MLSxPXGa6lLLiR5VrC8WSh7AKdHFWsB5vdQl0DBNvuZ5wGV9yJCyYMhNr3DT5wj0OUHci8C8xWxl9AE= 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=DJy+8UEv; 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="DJy+8UEv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1754395011; bh=jBClv5lGREd65CCDreNGe33Ns5EABFagpEUptp20jjo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=DJy+8UEvGMVv/QCTPj/gcbJijEyo7UDPA4ZARkuEnNWwWfSjwxNKrzv9mGLAaCLIE ukwBh5kgfbP2379yNFR6dw0LsFPWvSj8YtarlYiPFiD4IasquXu4H6M6nG8MeFIlId wgevIum98Qv5qJS3YDGzdAMlcSKyafRJwL4pM599n/1Er6Cl0X4GhuC3IFzjw/6TlH yWFHq1vDIVXUAuIbZVhyGgJpOZjRRGb5lyr8UWRgtkgbgcL7FTcVpkqiELLqJHQRaT i/x3jkA4lIoCbXqzZtpXjkZJOS/mxwbahk8KrPh7/NnOIVR+GhPpDFTnpBLXHWNxJX bQQA7ETVcENrw== 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 CB0B917E0DD0; Tue, 5 Aug 2025 13:56:50 +0200 (CEST) From: Cristian Ciocaltea Date: Tue, 05 Aug 2025 14:56:47 +0300 Subject: [PATCH v2 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: <20250805-phy-hdptx-frl-v2-5-d118bd4b6e0b@collabora.com> References: <20250805-phy-hdptx-frl-v2-0-d118bd4b6e0b@collabora.com> In-Reply-To: <20250805-phy-hdptx-frl-v2-0-d118bd4b6e0b@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 2.50.0