From nobody Sun Oct 5 03:38:51 2025 Received: from fllvem-ot04.ext.ti.com (fllvem-ot04.ext.ti.com [198.47.19.246]) (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 E50972DAFA6 for ; Mon, 11 Aug 2025 08:00:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.246 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754899216; cv=none; b=eKiGseWCu1/k27k0hxN1XalIvAKFhvwd9W/5qPAOG7zonwz40XgzLcR2FFNOLoI4mXDFYTvT4EPSkTxrieIHvqmgMekw/d5Xs/t5Ox+YyRSfKqbnsQ+YBCPNn8Vxi3RNZsHOhL35dLgschkxkaOx0hYTJyarCKadXAydFWoZdyA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754899216; c=relaxed/simple; bh=eXQlmds6CCmTRCPcdUyEcEuHD7C/bJLbTBs8rzwDtCU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=SRbMwtuFRh0GSnaMtjNUdBiwJJP/C1w06Tp7UMjaI55WWf/XgBeTcDTOjSc3/uzZSgUAjyOFeqkom6jslGFYCz/wg3QgZMszBfu15gi2cHfNTHsccXwbipjPGq1arhAohIkT9+81WURrmbVGE2mANqdniPJcDAVJ3GNpy86HX9k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=WmT/tBEu; arc=none smtp.client-ip=198.47.19.246 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="WmT/tBEu" Received: from lelvem-sh02.itg.ti.com ([10.180.78.226]) by fllvem-ot04.ext.ti.com (8.15.2/8.15.2) with ESMTP id 57B7xnsO1495658; Mon, 11 Aug 2025 02:59:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1754899189; bh=ts5ub4oKhxUB/GkeQn0dDeXELr5sbbPBU+j4PIA4u+k=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=WmT/tBEus+/FlbJVqnjNH0a3PzrKbwFJLySgoiCMmKi4hF6xUPte1t4pl/PAzAuEG 1egrHsJv7P78dfv00smN2JchljwI/yYrV+mKsw2PFB5mNS5vP2F1lmZuwYyLDpL+zz sZ28fIeutLh4BJhZHe/c2IpT+77YXOQuBofybUak= Received: from DFLE105.ent.ti.com (dfle105.ent.ti.com [10.64.6.26]) by lelvem-sh02.itg.ti.com (8.18.1/8.18.1) with ESMTPS id 57B7xnVr3526447 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA256 bits=128 verify=FAIL); Mon, 11 Aug 2025 02:59:49 -0500 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.55; Mon, 11 Aug 2025 02:59:49 -0500 Received: from lelvem-mr05.itg.ti.com (10.180.75.9) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.55 via Frontend Transport; Mon, 11 Aug 2025 02:59:49 -0500 Received: from hkshenoy.dhcp.ti.com (hkshenoy.dhcp.ti.com [172.24.235.208]) by lelvem-mr05.itg.ti.com (8.18.1/8.18.1) with ESMTP id 57B7x5Cx2817433; Mon, 11 Aug 2025 02:59:42 -0500 From: Harikrishna Shenoy To: , , , , , , , , CC: , , , , , , , , , , , , , , , , , Subject: [PATCH v5 5/6] drm/bridge: cadence: cdns-mhdp8546-core: Reduce log level for DPCD read/write Date: Mon, 11 Aug 2025 13:29:03 +0530 Message-ID: <20250811075904.1613519-6-h-shenoy@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250811075904.1613519-1-h-shenoy@ti.com> References: <20250811075904.1613519-1-h-shenoy@ti.com> 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 X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea Content-Type: text/plain; charset="utf-8" From: Jayesh Choudhary Reduce the log level for cdns_mhdp_dpcd_read and cdns_mhdp_dpcd_write errors in cdns_mhdp_transfer function as in case of failure, there is flooding of these prints along with other indicators like EDID failure logs which are fairly intuitive in themselves rendering these error logs useless. Also, the caller functions for the cdns_mhdp_transfer in drm_dp_helper.c (which calls it 32 times), has debug log level in case transfer fails. So having a superseding log level in cdns_mhdp_transfer seems bad. Signed-off-by: Jayesh Choudhary Reviewed-by: Tomi Valkeinen --- drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/= gpu/drm/bridge/cadence/cdns-mhdp8546-core.c index 47c657237c37..4fb1db3e030c 100644 --- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c +++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c @@ -778,7 +778,7 @@ static ssize_t cdns_mhdp_transfer(struct drm_dp_aux *au= x, if (!ret) continue; =20 - dev_err(mhdp->dev, + dev_dbg(mhdp->dev, "Failed to write DPCD addr %u\n", msg->address + i); =20 @@ -788,7 +788,7 @@ static ssize_t cdns_mhdp_transfer(struct drm_dp_aux *au= x, ret =3D cdns_mhdp_dpcd_read(mhdp, msg->address, msg->buffer, msg->size); if (ret) { - dev_err(mhdp->dev, + dev_dbg(mhdp->dev, "Failed to read DPCD addr %u\n", msg->address); =20 --=20 2.34.1