From patchwork Tue Feb 27 17:34:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 776749 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 71FEE149DF2; Tue, 27 Feb 2024 17:35:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709055318; cv=none; b=WNSSRE6XUWEbB5NB8PxjGhYPiT7z8RaSRSPsmUd+Ar8XHw4AktlpOK0p3ZOHtep9PaiX/BcHLY9vvaTOWVbjLcnKBdNbVIdpKJn4/k3OY7swMjIGWo2o8sEAbcJtMerVOBsnYLkGyr9jxOu6MFgspDPUpS2Kr4Fv9vWe/MbK7VA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709055318; c=relaxed/simple; bh=KhxBN8jWvG5UmM5Eex/uDjN8Et+tbE8+N7z+H/1VdYQ=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=e2OnnzcoDrvDifoAwolvhAIlhBL0GzTWbw0JF8SciJZZg7eDtuZtqzOFirvoolvzmnnydK2iAXfRhU22YHU9A649nj7Us7YkmDVcn7KXycO091dj2IY9rWW91t3UrQQsV5oGfuq8dQWzrEj2iaGmPs+/zTCRR9hZbCQiNW4NUMY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=a2e/OWr7; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="a2e/OWr7" Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 41RCd4e9024377; Tue, 27 Feb 2024 17:35:08 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= qcppdkim1; bh=t5MMzmXBYwNKQ5AoEvIhLimv77ikFX8sq/LandotN24=; b=a2 e/OWr73q2h+7ahRV7H4gcb/PL5F+JGm82kajRetwBGO4bo/yY0Hlmx0Og3gauKtU 0IBmpuyIymodRnpIPBA5DMUw9lT4Cq3rrbWqFAQdSjVOG+GBLQ3+n1mfjdeFgFUi AxEiEXzjdELT+kdoVJzMoPLRZxZFVcUc3Amv36Eb1NwPYaP+9zLE82RFUccYboy5 ChlOHVn34S5Tae10wU6CwhyEpCjTwiZsr7snn/BvbbsM8SrwXv8cwNkvNsXqT0Va vlmHcqlxguNkCgR+28VGvyj0MDq8DNpsFUINtbg2o5iw/FuVtgJ7oA63vm6IGLD8 iZI3bVaUNAZHMw7uO2hg== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3wh85qsssb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Feb 2024 17:35:08 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 41RHZ7Zr016603 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Feb 2024 17:35:07 GMT Received: from hu-sibis-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Tue, 27 Feb 2024 09:35:02 -0800 From: Sibi Sankar To: , , , , , , , CC: , , , , , , Sibi Sankar Subject: [PATCH V2 1/3] OPP: Extend dev_pm_opp_data with turbo support Date: Tue, 27 Feb 2024 23:04:32 +0530 Message-ID: <20240227173434.650334-2-quic_sibis@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240227173434.650334-1-quic_sibis@quicinc.com> References: <20240227173434.650334-1-quic_sibis@quicinc.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: SR3vycA0r6i9rU-cGCgXh2je7e1WWqGq X-Proofpoint-GUID: SR3vycA0r6i9rU-cGCgXh2je7e1WWqGq X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-27_03,2024-02-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 priorityscore=1501 phishscore=0 malwarescore=0 clxscore=1015 mlxlogscore=999 lowpriorityscore=0 spamscore=0 suspectscore=0 bulkscore=0 mlxscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2402270135 Let's extend the dev_pm_opp_data with a turbo variable, to allow users to specify if it's a boost frequency for a dynamically added OPP. Signed-off-by: Sibi Sankar --- v2: * Document boost flag. [Lukasz] drivers/opp/core.c | 1 + include/linux/pm_opp.h | 2 ++ 2 files changed, 3 insertions(+) diff --git a/drivers/opp/core.c b/drivers/opp/core.c index c4e0432ae42a..e233734b7220 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -2065,6 +2065,7 @@ int _opp_add_v1(struct opp_table *opp_table, struct device *dev, /* populate the opp table */ new_opp->rates[0] = data->freq; new_opp->level = data->level; + new_opp->turbo = data->turbo; tol = u_volt * opp_table->voltage_tolerance_v1 / 100; new_opp->supplies[0].u_volt = u_volt; new_opp->supplies[0].u_volt_min = u_volt - tol; diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index f1ac8bde09cb..065a47382302 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -88,12 +88,14 @@ struct dev_pm_opp_config { /** * struct dev_pm_opp_data - The data to use to initialize an OPP. + * @turbo: Flag to indicate whether the OPP is to be marked turbo or not. * @level: The performance level for the OPP. Set level to OPP_LEVEL_UNSET if * level field isn't used. * @freq: The clock rate in Hz for the OPP. * @u_volt: The voltage in uV for the OPP. */ struct dev_pm_opp_data { + bool turbo; unsigned int level; unsigned long freq; unsigned long u_volt; From patchwork Tue Feb 27 17:34:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 776388 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 A6DD5149DF2; Tue, 27 Feb 2024 17:35:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709055324; cv=none; b=ArYT5oi+LHbTMyFVyH2WSUsPU76Wx4woLWhd9cjUmF7/zdrWSt6HutgTDdrvIuyf6ImgPjGkktrjGY5Qdu45Ajfzq1clt4IbYLqhnLh6u5nJemWBJUfO198OZUZkScUr9Mcc1TgLUImaSq2h4drDI7dW2fktqA9Yxawo62IP1S8= ARC-Message-Signature: i=1; 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Tue, 27 Feb 2024 17:35:12 GMT Received: from hu-sibis-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Tue, 27 Feb 2024 09:35:07 -0800 From: Sibi Sankar To: , , , , , , , CC: , , , , , , Sibi Sankar Subject: [PATCH V2 2/3] firmware: arm_scmi: Add support for marking certain frequencies as boost Date: Tue, 27 Feb 2024 23:04:33 +0530 Message-ID: <20240227173434.650334-3-quic_sibis@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240227173434.650334-1-quic_sibis@quicinc.com> References: <20240227173434.650334-1-quic_sibis@quicinc.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: 9dE-JkPRBvVKzooJpGHXh_vlnrL04KbW X-Proofpoint-GUID: 9dE-JkPRBvVKzooJpGHXh_vlnrL04KbW X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-27_03,2024-02-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 bulkscore=0 suspectscore=0 phishscore=0 malwarescore=0 mlxscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=999 clxscore=1015 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2402270135 All opps above the sustained level/frequency are treated as boost, so mark them accordingly. Suggested-by: Sudeep Holla Signed-off-by: Sibi Sankar --- v2: * Remove sustained_freq check. [Pierre] * simplify sustained_freq_khz calculation. [Sudeep] drivers/firmware/arm_scmi/perf.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c index 981e327e63e3..caf6191df300 100644 --- a/drivers/firmware/arm_scmi/perf.c +++ b/drivers/firmware/arm_scmi/perf.c @@ -850,7 +850,7 @@ static int scmi_dvfs_device_opps_add(const struct scmi_protocol_handle *ph, struct device *dev, u32 domain) { int idx, ret; - unsigned long freq; + unsigned long freq, sustained_freq; struct dev_pm_opp_data data = {}; struct perf_dom_info *dom; @@ -858,12 +858,18 @@ static int scmi_dvfs_device_opps_add(const struct scmi_protocol_handle *ph, if (IS_ERR(dom)) return PTR_ERR(dom); + sustained_freq = dom->sustained_freq_khz * 1000UL; + for (idx = 0; idx < dom->opp_count; idx++) { if (!dom->level_indexing_mode) freq = dom->opp[idx].perf * dom->mult_factor; else freq = dom->opp[idx].indicative_freq * dom->mult_factor; + /* All opps above the sustained level/frequency are treated as boost */ + if (freq > sustained_freq) + data.turbo = true; 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Tue, 27 Feb 2024 17:35:17 GMT Received: from hu-sibis-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Tue, 27 Feb 2024 09:35:12 -0800 From: Sibi Sankar To: , , , , , , , CC: , , , , , , Sibi Sankar Subject: [PATCH V2 3/3] cpufreq: scmi: Enable boost support Date: Tue, 27 Feb 2024 23:04:34 +0530 Message-ID: <20240227173434.650334-4-quic_sibis@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240227173434.650334-1-quic_sibis@quicinc.com> References: <20240227173434.650334-1-quic_sibis@quicinc.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: ZbU3IqkLuiNQcg-qyN_AWXTb_ccc-Xxl X-Proofpoint-GUID: ZbU3IqkLuiNQcg-qyN_AWXTb_ccc-Xxl X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-27_03,2024-02-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 clxscore=1015 bulkscore=0 spamscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 mlxlogscore=999 priorityscore=1501 adultscore=0 phishscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2402270135 The X1E80100 SoC hosts a number of cpu boost frequencies, so let's enable boost support if the freq_table has any opps marked as turbo in it. Signed-off-by: Sibi Sankar --- v2: * fix default per-policy state. [Dietmar] * fix typo in commit message. drivers/cpufreq/scmi-cpufreq.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 4ee23f4ebf4a..76a0ddbd9d24 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -30,6 +30,7 @@ struct scmi_data { static struct scmi_protocol_handle *ph; static const struct scmi_perf_proto_ops *perf_ops; +static struct cpufreq_driver scmi_cpufreq_driver; static unsigned int scmi_cpufreq_get_rate(unsigned int cpu) { @@ -144,6 +145,12 @@ scmi_get_cpu_power(struct device *cpu_dev, unsigned long *power, return 0; } +static struct freq_attr *scmi_cpufreq_hw_attr[] = { + &cpufreq_freq_attr_scaling_available_freqs, + NULL, + NULL, +}; + static int scmi_cpufreq_init(struct cpufreq_policy *policy) { int ret, nr_opp, domain; @@ -250,6 +257,20 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy) policy->fast_switch_possible = perf_ops->fast_switch_possible(ph, domain); + if (policy_has_boost_freq(policy)) { + ret = cpufreq_enable_boost_support(); + if (ret) { + dev_warn(cpu_dev, "failed to enable boost: %d\n", ret); + goto out_free_opp; + } else { + scmi_cpufreq_hw_attr[1] = &cpufreq_freq_attr_scaling_boost_freqs; + scmi_cpufreq_driver.boost_enabled = true; + policy->boost_enabled = true; + } + } + + priv->policy = policy; + return 0; out_free_opp: @@ -308,7 +329,7 @@ static struct cpufreq_driver scmi_cpufreq_driver = { CPUFREQ_NEED_INITIAL_FREQ_CHECK | CPUFREQ_IS_COOLING_DEV, .verify = cpufreq_generic_frequency_table_verify, - .attr = cpufreq_generic_attr, + .attr = scmi_cpufreq_hw_attr, .target_index = scmi_cpufreq_set_target, .fast_switch = scmi_cpufreq_fast_switch, .get = scmi_cpufreq_get_rate,