From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793208519; b=JfUrnlq50WRv87Vq2W2gDlU2Ul4+Ng8xzeKlqHmcowYA1YtCf5jz4hzKDp4C4P1maKjS loX65/C3/szxEJiTnkQC8EsGN8j7qTK05WJCOD83C2LEbuNrKvCW9O1mxZ9zwZbN5UlnO 7jklEU1Vcb3p6RkAVY1HQ5cOlvnK5wFX7JDrrHuveUlqSLs2faAslUOJUrUA2qEvMLenZ tGSyZJtwFcyYPDkDwJMoUKG7r2S+QIB4qe1XeRbwAzRt+P5YVj8Gx1uXyGCvWCVcvHVgz gBUBFLR3p8Z9de1vHKS87R38eAfui3pXLyM6w9W9N8M79Gkh/SilxLTr2JGU5qTRiFw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793208519; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=XkrW4fIx4vQ6LgSdzPZRicrqj7vpawvIr6o+NxrB7Og=; b=u1U9+kUy41gbExzv1+dftrpSokYNe6hB4j16euPaEGTSXePxDpK06phnyXMflAjFxoue ewuH6sEIvmVkZ8t7udcYlqTuQVukMIX+AzAboHzZuaDy9Mn0M0eKn8NrqNy+ocVDQGZLA jFXFL4BbUDFT4eJJD6V+28IpRZn34uemUTr5bKxnOMBkykOTIMRhPrbXrop+knQ0Zal2p Ik1EUMLfj+JQ2OX82w6pybK5qpqWMKyGjNm96X/xQCh8s79SPEu+364c9S1JE2RG4XAeT anzPohG3GI2PdyIC7uSJ3U3h6yG+aQ7jEXP0GWjly+NDT0i4Kdy/ZoGf0TGR+mwCn5w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b="wsafDP/q"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7792E606A31A; Wed, 28 Oct 2026 17:28:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=wsafDP/q Received: by smtp.kernel.org (Postfix) with ESMTPSA id C61971F01825; Wed, 28 Oct 2026 17:28:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793208519; bh=XkrW4fIx4vQ6LgSdzPZRicrqj7vpawvIr6o+NxrB7Og=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=wsafDP/qGJAPipytgnKCZ02FchoWe4aNfJTen4jD4bdvsrQC3DqDdIUm+AEfe6adH 7J8YY8efOxyfrca7i9K2ELdF+1Vi4tYAVzbQWkmznofUWgLQCpcfoc47V4j4yJNNEV FbaLg1BumgR3C5j+WdSOgKmYeGQYJ77/EE0zGnrk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dmitry Baryshkov , Rob Clark , Sasha Levin Subject: [PATCH 5.10 095/516] drm/msm/dsi: do not enable PHYs when called for the slave DSI interface Date: Wed, 28 Oct 2026 17:54:07 +0100 Message-ID: <20261028170005.773165803@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261028170003.522232767@linuxfoundation.org> References: <20261028170003.522232767@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dmitry Baryshkov [ Upstream commit a14440042fe8dac6b7c507a946f46a6f50c9c05d ] Move the call to dsi_mgr_phy_enable after checking whether the DSI interface is slave, so that PHY enablement happens together with the host enablement. Signed-off-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20210609211211.2561090-1-dmitry.baryshkov@linaro.org Signed-off-by: Rob Clark Stable-dep-of: 6cd33b6f4155 ("drm/msm/dsi: round 6G byte clock rate to the PLL-achievable value") Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/dsi/dsi_manager.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index fb421ca56b3da..5736665da97b5 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -381,14 +381,14 @@ static void dsi_mgr_bridge_pre_enable(struct drm_bridge *bridge) if (!msm_dsi_device_connected(msm_dsi)) return; - ret = dsi_mgr_phy_enable(id, phy_shared_timings); - if (ret) - goto phy_en_fail; - /* Do nothing with the host if it is slave-DSI in case of dual DSI */ if (is_dual_dsi && !IS_MASTER_DSI_LINK(id)) return; + ret = dsi_mgr_phy_enable(id, phy_shared_timings); + if (ret) + goto phy_en_fail; + ret = msm_dsi_host_power_on(host, &phy_shared_timings[id], is_dual_dsi); if (ret) { pr_err("%s: power on host %d failed, %d\n", __func__, id, ret); -- 2.53.0