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[144.178.202.138]) by smtp.gmail.com with ESMTPSA id i21-20020a170906115500b008711cab8875sm7959596eja.216.2023.02.14.03.01.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Feb 2023 03:01:35 -0800 (PST) From: Luca Weiss Date: Tue, 14 Feb 2023 12:01:32 +0100 Subject: [PATCH v3 1/2] clk: qcom: camcc-sm6350: add pm_runtime support MIME-Version: 1.0 Message-Id: <20230213-sm6350-camcc-runtime_pm-v3-1-d35e0d833cc4@fairphone.com> References: <20230213-sm6350-camcc-runtime_pm-v3-0-d35e0d833cc4@fairphone.com> In-Reply-To: <20230213-sm6350-camcc-runtime_pm-v3-0-d35e0d833cc4@fairphone.com> To: Andy Gross , Bjorn Andersson , Konrad Dybcio , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Luca Weiss X-Mailer: b4 0.12.1 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Make sure that we can enable and disable the power domains used for camcc when the clocks are and aren't used. Signed-off-by: Luca Weiss --- drivers/clk/qcom/camcc-sm6350.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/drivers/clk/qcom/camcc-sm6350.c b/drivers/clk/qcom/camcc-sm6350.c index acba9f99d960..fc5532e2ee5b 100644 --- a/drivers/clk/qcom/camcc-sm6350.c +++ b/drivers/clk/qcom/camcc-sm6350.c @@ -7,6 +7,8 @@ #include #include #include +#include +#include #include #include @@ -1869,6 +1871,19 @@ MODULE_DEVICE_TABLE(of, camcc_sm6350_match_table); static int camcc_sm6350_probe(struct platform_device *pdev) { struct regmap *regmap; + int ret; + + ret = devm_pm_runtime_enable(&pdev->dev); + if (ret < 0) + return ret; + + ret = devm_pm_clk_create(&pdev->dev); + if (ret < 0) + return ret; + + ret = pm_runtime_get(&pdev->dev); + if (ret) + return ret; regmap = qcom_cc_map(pdev, &camcc_sm6350_desc); if (IS_ERR(regmap)) @@ -1879,14 +1894,22 @@ static int camcc_sm6350_probe(struct platform_device *pdev) clk_agera_pll_configure(&camcc_pll2, regmap, &camcc_pll2_config); clk_fabia_pll_configure(&camcc_pll3, regmap, &camcc_pll3_config); - return qcom_cc_really_probe(pdev, &camcc_sm6350_desc, regmap); + ret = qcom_cc_really_probe(pdev, &camcc_sm6350_desc, regmap); + pm_runtime_put(&pdev->dev); + + return ret; } +static const struct dev_pm_ops camcc_pm_ops = { + SET_RUNTIME_PM_OPS(pm_clk_suspend, pm_clk_resume, NULL) +}; + static struct platform_driver camcc_sm6350_driver = { .probe = camcc_sm6350_probe, .driver = { .name = "sm6350-camcc", .of_match_table = camcc_sm6350_match_table, + .pm = &camcc_pm_ops, }, };