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[71.163.245.5]) by smtp.googlemail.com with ESMTPSA id w10sm1824832qtj.37.2021.12.15.08.34.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Dec 2021 08:34:03 -0800 (PST) From: Thara Gopinath To: agross@kernel.org, bjorn.andersson@linaro.org, daniel.lezcano@linaro.org, rafael@kernel.org, rui.zhang@intel.com, robh+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [Patch v2 1/3] thermal: qcom: lmh: Add support for sm8150 Date: Wed, 15 Dec 2021 11:33:58 -0500 Message-Id: <20211215163400.33349-2-thara.gopinath@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211215163400.33349-1-thara.gopinath@linaro.org> References: <20211215163400.33349-1-thara.gopinath@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add compatible to support LMh for sm8150 SoC. sm8150 does not require explicit enabling for various LMh subsystems. Add a variable indicating the same as match data which is set for sdm845. Execute the piece of code enabling various LMh subsystems only if enable algorithm match data is present. Signed-off-by: Thara Gopinath --- v1->v2: - Added LMH_ENABLE_ALGOS of_device_id match data to indicate whether LMh subsytems need explicit enabling or not. drivers/thermal/qcom/lmh.c | 62 +++++++++++++++++++++----------------- 1 file changed, 35 insertions(+), 27 deletions(-) diff --git a/drivers/thermal/qcom/lmh.c b/drivers/thermal/qcom/lmh.c index eafa7526eb8b..80d26d043498 100644 --- a/drivers/thermal/qcom/lmh.c +++ b/drivers/thermal/qcom/lmh.c @@ -28,6 +28,8 @@ #define LMH_REG_DCVS_INTR_CLR 0x8 +#define LMH_ENABLE_ALGOS ((void *)1) + struct lmh_hw_data { void __iomem *base; struct irq_domain *domain; @@ -87,6 +89,7 @@ static int lmh_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; + const struct of_device_id *of_id; struct device_node *cpu_node; struct lmh_hw_data *lmh_data; int temp_low, temp_high, temp_arm, cpu_id, ret; @@ -141,32 +144,36 @@ static int lmh_probe(struct platform_device *pdev) if (!qcom_scm_lmh_dcvsh_available()) return -EINVAL; - ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_CRNT, LMH_ALGO_MODE_ENABLE, 1, - LMH_NODE_DCVS, node_id, 0); - if (ret) - dev_err(dev, "Error %d enabling current subfunction\n", ret); - - ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_REL, LMH_ALGO_MODE_ENABLE, 1, - LMH_NODE_DCVS, node_id, 0); - if (ret) - dev_err(dev, "Error %d enabling reliability subfunction\n", ret); - - ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_BCL, LMH_ALGO_MODE_ENABLE, 1, - LMH_NODE_DCVS, node_id, 0); - if (ret) - dev_err(dev, "Error %d enabling BCL subfunction\n", ret); - - ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_THERMAL, LMH_ALGO_MODE_ENABLE, 1, - LMH_NODE_DCVS, node_id, 0); - if (ret) { - dev_err(dev, "Error %d enabling thermal subfunction\n", ret); - return ret; - } - - ret = qcom_scm_lmh_profile_change(0x1); - if (ret) { - dev_err(dev, "Error %d changing profile\n", ret); - return ret; + of_id = of_match_device(dev->driver->of_match_table, dev); + + if (of_id && of_id->data == LMH_ENABLE_ALGOS) { + ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_CRNT, LMH_ALGO_MODE_ENABLE, 1, + LMH_NODE_DCVS, node_id, 0); + if (ret) + dev_err(dev, "Error %d enabling current subfunction\n", ret); + + ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_REL, LMH_ALGO_MODE_ENABLE, 1, + LMH_NODE_DCVS, node_id, 0); + if (ret) + dev_err(dev, "Error %d enabling reliability subfunction\n", ret); + + ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_BCL, LMH_ALGO_MODE_ENABLE, 1, + LMH_NODE_DCVS, node_id, 0); + if (ret) + dev_err(dev, "Error %d enabling BCL subfunction\n", ret); + + ret = qcom_scm_lmh_dcvsh(LMH_SUB_FN_THERMAL, LMH_ALGO_MODE_ENABLE, 1, + LMH_NODE_DCVS, node_id, 0); + if (ret) { + dev_err(dev, "Error %d enabling thermal subfunction\n", ret); + return ret; + } + + ret = qcom_scm_lmh_profile_change(0x1); + if (ret) { + dev_err(dev, "Error %d changing profile\n", ret); + return ret; + } } /* Set default thermal trips */ @@ -213,7 +220,8 @@ static int lmh_probe(struct platform_device *pdev) } static const struct of_device_id lmh_table[] = { - { .compatible = "qcom,sdm845-lmh", }, + { .compatible = "qcom,sdm845-lmh", .data = LMH_ENABLE_ALGOS}, + { .compatible = "qcom,sm8150-lmh", }, {} }; MODULE_DEVICE_TABLE(of, lmh_table);