From patchwork Wed Apr 3 13:20:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13616170 Received: from mail-pf1-f172.google.com (mail-pf1-f172.google.com [209.85.210.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 035411509BA for ; Wed, 3 Apr 2024 13:20:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712150418; cv=none; b=X1QaLMP58Oq8n1c6SaA9LYh0LbdnDzJ0Yu1bxSjlSbTg659cFyo/g5TqRMjlv3rjBPhXiLw5arTF9gc3ND5Jml/exS0ROok3aR4G4aolcNNhqLM6aGHe5X+OsIvYSYV6uTTJzPObWz0j5OfAAZW8XI1OXnyZyQG/oPrNUqLqshA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712150418; c=relaxed/simple; bh=j+6n+26l0q+cbh2OD40qdoIYeb8lwUxF6fcV5G1Psvs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=aEeYMnmZCkAowhfAq56DfwMhhnDZCfHmTnwT9ikM0+PMuvGLCX53lbXzNaL4hs6CbgC3ZwgdIu5JEHuG/1gdIZ5Tul+Qa4h7ku6+jNs3EZK/jdqPJN7CWco8SR6wwDhoirmVBs1TDv4Xsf09nXsJqL0x3EzrEK3S0nOLAv0CP/I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=VujnJ8vf; arc=none smtp.client-ip=209.85.210.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="VujnJ8vf" Received: by mail-pf1-f172.google.com with SMTP id d2e1a72fcca58-6ea9a60f7f5so5235719b3a.3 for ; Wed, 03 Apr 2024 06:20:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1712150416; x=1712755216; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=kiJ0rq1wYp29cnToRCHnS5bZk38GY9Yz1Z7mmaTzhfM=; b=VujnJ8vfOhzdcih+xDCcWwoX5v5pw1f+2ZWtznP+rhELVZ4lk21fGr6buOnA8/3JT6 EJpSPzEP0GlFZ6M8d3JFIDf8ogrBhGnXl/W4B+fEbxnNGnAq70KXHWDtzvGNOHBoywcm tQYNdZUFE6L9uAN05qlNJ9oKhG7Gm85Bp0FQMkf4haIhOcCMyQXVYy/DXcox7UyWDtA3 li+Bgau0BmmWcRp9oUCydszoW5oh5AQ30SvAcLIs1lyiW2F0+kEE2CLN4Vioo4usfvfJ +TqzpqAHxBV1D7LDGo83NQe6WxJGWkNVO6fMBCw/UjaEYJnnzzYx8fNhqBoAqan0JYZC TrVg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712150416; x=1712755216; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=kiJ0rq1wYp29cnToRCHnS5bZk38GY9Yz1Z7mmaTzhfM=; b=KgxEKo8NKZaq4Q0WgtsxNlIwzWnE0OJrkjkCUvgad0SegeHkltKES1yIIW5zCZ6m7C A8mUqsO8m4Ht6jlNr94YlgHxnGZWSqS5Toa2u68mJuNYIaDe64bJiSwVIrbESunhtDUx DZOSsGEk+r14OKAVx4yHxeRJVBtz4ZyCNFmMIibrb/ARSiOZ/BQsXA9svVPDnUvn6Itf eWlgFzCNcWw7J3Hi5dZjyQyWH0MB8uVlc0XY6sqdL20J3naa2zMcswSE5iN0XaLzr5n7 LfZWNvr/jepflZbRe0yL8GcvIxOZBpxQ6+Xsc/2xMnOuSUa0eH+WV4z6jJLupqzNvTgU 7gMQ== X-Forwarded-Encrypted: i=1; AJvYcCXfpRHzZCnGgFuefvI418bnbWKFsz4oFN6x9RNzhIL8LiW/BLn+EYzztfuT0JSZ6BTR25500tfV5SkJVpS6V86gnMyb003qQ6BQsQ== X-Gm-Message-State: AOJu0YziGrYID+Lo1o2cpynbFVSlBM8D0vN82kt5cWAfh4aX075PFXV+ gcF4Wx/e5nqicOwWTtk0WB0w+zBewFApWZ5R+CI2P13s7kyNjMs4VMxJ6jtj+Q== X-Google-Smtp-Source: AGHT+IE7wDcHnJkQ3Esm+caCHVovy19JtL5ItMSOUPXTnLu5fXc7L9qV6s9kjB+LTIyAhZX8T8yxcg== X-Received: by 2002:a05:6a00:2182:b0:6eb:1d6:6c8c with SMTP id h2-20020a056a00218200b006eb01d66c8cmr9760926pfi.30.1712150415952; Wed, 03 Apr 2024 06:20:15 -0700 (PDT) Received: from [127.0.1.1] ([103.28.246.48]) by smtp.gmail.com with ESMTPSA id r1-20020aa78441000000b006e69a142458sm11640518pfn.213.2024.04.03.06.20.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Apr 2024 06:20:15 -0700 (PDT) From: Manivannan Sadhasivam Date: Wed, 03 Apr 2024 18:50:03 +0530 Subject: [PATCH v2 1/2] scsi: ufs: qcom: Add missing interconnect bandwidth values for Gear 5 Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240403-ufs-icc-fix-v2-1-958412a5eb45@linaro.org> References: <20240403-ufs-icc-fix-v2-0-958412a5eb45@linaro.org> In-Reply-To: <20240403-ufs-icc-fix-v2-0-958412a5eb45@linaro.org> To: Bjorn Andersson , Konrad Dybcio , "James E.J. Bottomley" , "Martin K. Petersen" Cc: linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam , Amit Pundir X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=2646; i=manivannan.sadhasivam@linaro.org; h=from:subject:message-id; bh=j+6n+26l0q+cbh2OD40qdoIYeb8lwUxF6fcV5G1Psvs=; b=owEBbQGS/pANAwAKAVWfEeb+kc71AcsmYgBmDVeJCKwdJUlxk65U7o9cYZS24i3ff7Owd3w8U d0xOoojvJ+JATMEAAEKAB0WIQRnpUMqgUjL2KRYJ5dVnxHm/pHO9QUCZg1XiQAKCRBVnxHm/pHO 9SpGCACbtNlDcvhflimXP3tOYiQh/JDHWSOo/zU3VL5Wj1OxuGg7HdyL18xxJuK1CGI8O+BoiXZ +kau14L3lkLRyAtCEpTMxxQJ7IuyX2RzPAQKn5FAep0EE8gYenRDgDZpZDUiS93mtC/OgDDDTQz vh1yFHp2s8CmAGwTw8N9Di1owAjzE6Soiv0YF0fygAikyVXnP6p5xnTYIV3At0aKwPrhamiTe5o wwyr2XV+CHPJSQOUO8hZlxPDrcePO8Rbxt0QtsnpYgx2Hg1KScY0EwYB5Am8OQrJHLeZ4EOW+9c iJfr4WLtrAjVTIBvzeL7kxxj9OixWFl+vLpAr5D/uhPpMlp5 X-Developer-Key: i=manivannan.sadhasivam@linaro.org; a=openpgp; fpr=C668AEC3C3188E4C611465E7488550E901166008 These entries are necessary to scale the interconnect bandwidth while operating in Gear 5. Cc: Amit Pundir Fixes: 03ce80a1bb86 ("scsi: ufs: qcom: Add support for scaling interconnects") Tested-by: Amit Pundir Signed-off-by: Manivannan Sadhasivam --- drivers/ufs/host/ufs-qcom.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 8d68bd21ae73..696540ca835e 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -47,7 +47,7 @@ enum { TSTBUS_MAX, }; -#define QCOM_UFS_MAX_GEAR 4 +#define QCOM_UFS_MAX_GEAR 5 #define QCOM_UFS_MAX_LANE 2 enum { @@ -67,26 +67,32 @@ static const struct __ufs_qcom_bw_table { [MODE_PWM][UFS_PWM_G2][UFS_LANE_1] = { 1844, 1000 }, [MODE_PWM][UFS_PWM_G3][UFS_LANE_1] = { 3688, 1000 }, [MODE_PWM][UFS_PWM_G4][UFS_LANE_1] = { 7376, 1000 }, + [MODE_PWM][UFS_PWM_G5][UFS_LANE_1] = { 14752, 1000 }, [MODE_PWM][UFS_PWM_G1][UFS_LANE_2] = { 1844, 1000 }, [MODE_PWM][UFS_PWM_G2][UFS_LANE_2] = { 3688, 1000 }, [MODE_PWM][UFS_PWM_G3][UFS_LANE_2] = { 7376, 1000 }, [MODE_PWM][UFS_PWM_G4][UFS_LANE_2] = { 14752, 1000 }, + [MODE_PWM][UFS_PWM_G5][UFS_LANE_2] = { 29504, 1000 }, [MODE_HS_RA][UFS_HS_G1][UFS_LANE_1] = { 127796, 1000 }, [MODE_HS_RA][UFS_HS_G2][UFS_LANE_1] = { 255591, 1000 }, [MODE_HS_RA][UFS_HS_G3][UFS_LANE_1] = { 1492582, 102400 }, [MODE_HS_RA][UFS_HS_G4][UFS_LANE_1] = { 2915200, 204800 }, + [MODE_HS_RA][UFS_HS_G5][UFS_LANE_1] = { 5836800, 409600 }, [MODE_HS_RA][UFS_HS_G1][UFS_LANE_2] = { 255591, 1000 }, [MODE_HS_RA][UFS_HS_G2][UFS_LANE_2] = { 511181, 1000 }, [MODE_HS_RA][UFS_HS_G3][UFS_LANE_2] = { 1492582, 204800 }, [MODE_HS_RA][UFS_HS_G4][UFS_LANE_2] = { 2915200, 409600 }, + [MODE_HS_RA][UFS_HS_G5][UFS_LANE_2] = { 5836800, 819200 }, [MODE_HS_RB][UFS_HS_G1][UFS_LANE_1] = { 149422, 1000 }, [MODE_HS_RB][UFS_HS_G2][UFS_LANE_1] = { 298189, 1000 }, [MODE_HS_RB][UFS_HS_G3][UFS_LANE_1] = { 1492582, 102400 }, [MODE_HS_RB][UFS_HS_G4][UFS_LANE_1] = { 2915200, 204800 }, + [MODE_HS_RB][UFS_HS_G5][UFS_LANE_1] = { 5836800, 409600 }, [MODE_HS_RB][UFS_HS_G1][UFS_LANE_2] = { 298189, 1000 }, [MODE_HS_RB][UFS_HS_G2][UFS_LANE_2] = { 596378, 1000 }, [MODE_HS_RB][UFS_HS_G3][UFS_LANE_2] = { 1492582, 204800 }, [MODE_HS_RB][UFS_HS_G4][UFS_LANE_2] = { 2915200, 409600 }, + [MODE_HS_RB][UFS_HS_G5][UFS_LANE_2] = { 5836800, 819200 }, [MODE_MAX][0][0] = { 7643136, 307200 }, }; 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Bottomley" , "Martin K. Petersen" Cc: linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=1242; i=manivannan.sadhasivam@linaro.org; h=from:subject:message-id; bh=QMLyC7z7wrC4cQg2eqM+Dfe+kl12AbyhXTxgQxg+dJQ=; b=owEBbQGS/pANAwAKAVWfEeb+kc71AcsmYgBmDVeJkgfnxTwqt6pwLJcFG/ywaqATm2PYnOmoZ 8RiTomJs4KJATMEAAEKAB0WIQRnpUMqgUjL2KRYJ5dVnxHm/pHO9QUCZg1XiQAKCRBVnxHm/pHO 9WqlCACHiwIXIUVyW6PYemRimdhM9VGxKicBAzA1Xm4P8Jt7Xrv2D/sBmrrRoQ2ogK400Qpg9/G zyg6R9fpCortdbyi1rWC8JVtgeZGaM1GB1XeDq6Mdrtjt2nO41OaktIhw+oqtfSotEyBJCw13jb ItvI64Qq6igYPNiMd5WdO9Imo0yJuVQJ9tPcknCAHmzzWqCDDg7HaO03OJEjQf+O4KoU2WS2AOs 6pttNv6l5wDwvSzq19R1TG/eypF21m0hvxKRibAiKXO2TzqFtFndSI46tAIJd9zwxt3Kqx8pz/F bzI75lQksPSBnACjD+eg0zC78/FKcKIJFv622CeEIvRXX8nf X-Developer-Key: i=manivannan.sadhasivam@linaro.org; a=openpgp; fpr=C668AEC3C3188E4C611465E7488550E901166008 Let's add the checks to warn the user if the ICC scaling is not supported for the gear/lane values and also fallback to the max value if that's the case. Signed-off-by: Manivannan Sadhasivam Reviewed-by: Andrew Halaney --- drivers/ufs/host/ufs-qcom.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 696540ca835e..79b4ce05f7c5 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -696,6 +696,16 @@ static struct __ufs_qcom_bw_table ufs_qcom_get_bw_table(struct ufs_qcom_host *ho int gear = max_t(u32, p->gear_rx, p->gear_tx); int lane = max_t(u32, p->lane_rx, p->lane_tx); + if (WARN_ONCE(gear > QCOM_UFS_MAX_GEAR, + "ICC scaling for UFS Gear (%d) not supported. Using Gear (%d) bandwidth\n", + gear, QCOM_UFS_MAX_GEAR)) + gear = QCOM_UFS_MAX_GEAR; + + if (WARN_ONCE(lane > QCOM_UFS_MAX_LANE, + "ICC scaling for UFS Lane (%d) not supported. Using Lane (%d) bandwidth\n", + lane, QCOM_UFS_MAX_LANE)) + lane = QCOM_UFS_MAX_LANE; + if (ufshcd_is_hs_mode(p)) { if (p->hs_rate == PA_HS_MODE_B) return ufs_qcom_bw_table[MODE_HS_RB][gear][lane];