From nobody Wed Oct 1 23:46:53 2025 Received: from fllvem-ot03.ext.ti.com (fllvem-ot03.ext.ti.com [198.47.19.245]) (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 3C3DE26CE10 for ; Mon, 29 Sep 2025 08:40:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.245 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759135260; cv=none; b=aDix2Y99m8e8bzH3JOq2RWGIgkVIUsfBhaMhTNVd6GZtZEBvfI66XxgD189MrikPaBdEH1+oBsXt2d7xS0jKrYwkP297hoWJiHuT/qH2qA6mFjOPGcIR9qIdigdeCFvln9rJA8AuiNZ3qv66u+e/lfpssu3gQzNswphA9fglWAo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759135260; c=relaxed/simple; bh=7c+1bb4kY145P7DE2zgHsejfgqMp8jnlJyny80Xc4T4=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=XufkklTuyvM3RA5CEhxR6qN7EXvvN0TCXjq1g8qe6V/XxT8f18dkGoXdvEq3zmYe4gp9IojFDrbhy0ccATWFRCtm7h+BUUXk8Ymj1+98stu7+MIWDmTXdz100DKNtstPVnq7PbStnWoLoNqfo0DM2HjMK0LbREtr0KVxBQLKLOY= 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=kv6dExwY; arc=none smtp.client-ip=198.47.19.245 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="kv6dExwY" Received: from fllvem-sh03.itg.ti.com ([10.64.41.86]) by fllvem-ot03.ext.ti.com (8.15.2/8.15.2) with ESMTP id 58T8eKxO2147401; Mon, 29 Sep 2025 03:40:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1759135220; bh=gc0/97AjG+cQN4wP/3/woJAn0XVv0CdqoOhUkR8ViwY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=kv6dExwYhW4WbWuBNx2cu1BIJB+7o3Z/w0KWdJVGQy9W6HNcuHPcU4tp52lvsZ4NY JBXtiEf8zOUfbNF+w3zav+lVBbN/AOvUhYSvYoafjAg3O2Qw8bpdv9Ab6/O2JP5Iqp 1y/dfCkN7Xyj0te7ToiD39P3+tyhwGymk0iOtEcQ= Received: from DFLE102.ent.ti.com (dfle102.ent.ti.com [10.64.6.23]) by fllvem-sh03.itg.ti.com (8.18.1/8.18.1) with ESMTPS id 58T8eKtf2192454 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA256 bits=128 verify=FAIL); Mon, 29 Sep 2025 03:40:20 -0500 Received: from DFLE215.ent.ti.com (10.64.6.73) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.55; Mon, 29 Sep 2025 03:40:20 -0500 Received: from lelvem-mr06.itg.ti.com (10.180.75.8) by DFLE215.ent.ti.com (10.64.6.73) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20 via Frontend Transport; Mon, 29 Sep 2025 03:40:20 -0500 Received: from hkshenoy.dhcp.ti.com (hkshenoy.dhcp.ti.com [172.24.235.208] (may be forged)) by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 58T8daaS927539; Mon, 29 Sep 2025 03:40:13 -0500 From: Harikrishna Shenoy To: , , , , , , , , , , , , , , , , , , , , , , , , CC: , Subject: [PATCH v7 5/6] drm/bridge: cadence: cdns-mhdp8546-core: Reduce log level for DPCD read/write Date: Mon, 29 Sep 2025 14:09:35 +0530 Message-ID: <20250929083936.1575685-6-h-shenoy@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250929083936.1575685-1-h-shenoy@ti.com> References: <20250929083936.1575685-1-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. Reviewed-by: Tomi Valkeinen Signed-off-by: Jayesh Choudhary Signed-off-by: Harikrishna Shenoy --- 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