From: "Bernhard Rosenkränzer" <bero@baylibre.com> To: daniel.lezcano@linaro.org, angelogioacchino.delregno@collabora.com, rafael@kernel.org, amitk@kernel.org, rui.zhang@intel.com, matthias.bgg@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, dunlap@infradead.org, e.xingchen@zte.com.cn, p.zabel@pengutronix.de Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, wenst@chromium.org, ames.lo@mediatek.com, rex-bc.chen@mediatek.com, nfraprado@collabora.com, abailon@baylibre.com, amergnat@baylibre.com, khilman@baylibre.com Subject: [PATCH v5 2/5] thermal/drivers/mediatek/lvts_thermal: Add suspend and resume Date: Tue, 17 Oct 2023 21:05:42 +0200 [thread overview] Message-ID: <20231017190545.157282-3-bero@baylibre.com> (raw) In-Reply-To: <20231017190545.157282-1-bero@baylibre.com> From: Balsam CHIHI <bchihi@baylibre.com> Add suspend and resume support to LVTS driver. Signed-off-by: Balsam CHIHI <bchihi@baylibre.com> [bero@baylibre.com: suspend/resume in noirq phase] Co-developed-by: Bernhard Rosenkränzer <bero@baylibre.com> Signed-off-by: Bernhard Rosenkränzer <bero@baylibre.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com> --- drivers/thermal/mediatek/lvts_thermal.c | 37 +++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c index 877a0e5ac3fd3..c5a03bdf63e9d 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -1254,6 +1254,38 @@ static void lvts_remove(struct platform_device *pdev) lvts_debugfs_exit(lvts_td); } +static int lvts_suspend(struct device *dev) +{ + struct lvts_domain *lvts_td; + int i; + + lvts_td = dev_get_drvdata(dev); + + for (i = 0; i < lvts_td->num_lvts_ctrl; i++) + lvts_ctrl_set_enable(&lvts_td->lvts_ctrl[i], false); + + clk_disable_unprepare(lvts_td->clk); + + return 0; +} + +static int lvts_resume(struct device *dev) +{ + struct lvts_domain *lvts_td; + int i, ret; + + lvts_td = dev_get_drvdata(dev); + + ret = clk_prepare_enable(lvts_td->clk); + if (ret) + return ret; + + for (i = 0; i < lvts_td->num_lvts_ctrl; i++) + lvts_ctrl_set_enable(&lvts_td->lvts_ctrl[i], true); + + return 0; +} + static const struct lvts_ctrl_data mt8195_lvts_mcu_data_ctrl[] = { { .cal_offset = { 0x04, 0x07 }, @@ -1350,12 +1382,17 @@ static const struct of_device_id lvts_of_match[] = { }; MODULE_DEVICE_TABLE(of, lvts_of_match); +static const struct dev_pm_ops lvts_pm_ops = { + NOIRQ_SYSTEM_SLEEP_PM_OPS(lvts_suspend, lvts_resume) +}; + static struct platform_driver lvts_driver = { .probe = lvts_probe, .remove_new = lvts_remove, .driver = { .name = "mtk-lvts-thermal", .of_match_table = lvts_of_match, + .pm = &lvts_pm_ops, }, }; module_platform_driver(lvts_driver); -- 2.42.0
WARNING: multiple messages have this Message-ID (diff)
From: "Bernhard Rosenkränzer" <bero@baylibre.com> To: daniel.lezcano@linaro.org, angelogioacchino.delregno@collabora.com, rafael@kernel.org, amitk@kernel.org, rui.zhang@intel.com, matthias.bgg@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, dunlap@infradead.org, e.xingchen@zte.com.cn, p.zabel@pengutronix.de Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, wenst@chromium.org, ames.lo@mediatek.com, rex-bc.chen@mediatek.com, nfraprado@collabora.com, abailon@baylibre.com, amergnat@baylibre.com, khilman@baylibre.com Subject: [PATCH v5 2/5] thermal/drivers/mediatek/lvts_thermal: Add suspend and resume Date: Tue, 17 Oct 2023 21:05:42 +0200 [thread overview] Message-ID: <20231017190545.157282-3-bero@baylibre.com> (raw) In-Reply-To: <20231017190545.157282-1-bero@baylibre.com> From: Balsam CHIHI <bchihi@baylibre.com> Add suspend and resume support to LVTS driver. Signed-off-by: Balsam CHIHI <bchihi@baylibre.com> [bero@baylibre.com: suspend/resume in noirq phase] Co-developed-by: Bernhard Rosenkränzer <bero@baylibre.com> Signed-off-by: Bernhard Rosenkränzer <bero@baylibre.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com> --- drivers/thermal/mediatek/lvts_thermal.c | 37 +++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c index 877a0e5ac3fd3..c5a03bdf63e9d 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -1254,6 +1254,38 @@ static void lvts_remove(struct platform_device *pdev) lvts_debugfs_exit(lvts_td); } +static int lvts_suspend(struct device *dev) +{ + struct lvts_domain *lvts_td; + int i; + + lvts_td = dev_get_drvdata(dev); + + for (i = 0; i < lvts_td->num_lvts_ctrl; i++) + lvts_ctrl_set_enable(&lvts_td->lvts_ctrl[i], false); + + clk_disable_unprepare(lvts_td->clk); + + return 0; +} + +static int lvts_resume(struct device *dev) +{ + struct lvts_domain *lvts_td; + int i, ret; + + lvts_td = dev_get_drvdata(dev); + + ret = clk_prepare_enable(lvts_td->clk); + if (ret) + return ret; + + for (i = 0; i < lvts_td->num_lvts_ctrl; i++) + lvts_ctrl_set_enable(&lvts_td->lvts_ctrl[i], true); + + return 0; +} + static const struct lvts_ctrl_data mt8195_lvts_mcu_data_ctrl[] = { { .cal_offset = { 0x04, 0x07 }, @@ -1350,12 +1382,17 @@ static const struct of_device_id lvts_of_match[] = { }; MODULE_DEVICE_TABLE(of, lvts_of_match); +static const struct dev_pm_ops lvts_pm_ops = { + NOIRQ_SYSTEM_SLEEP_PM_OPS(lvts_suspend, lvts_resume) +}; + static struct platform_driver lvts_driver = { .probe = lvts_probe, .remove_new = lvts_remove, .driver = { .name = "mtk-lvts-thermal", .of_match_table = lvts_of_match, + .pm = &lvts_pm_ops, }, }; module_platform_driver(lvts_driver); -- 2.42.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-10-17 19:05 UTC|newest] Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-10-17 19:05 [PATCH v5 0/5] Add LVTS support for mt8192 Bernhard Rosenkränzer 2023-10-17 19:05 ` Bernhard Rosenkränzer 2023-10-17 19:05 ` [PATCH v5 1/5] dt-bindings: thermal: mediatek: Add LVTS thermal controller definition " Bernhard Rosenkränzer 2023-10-17 19:05 ` Bernhard Rosenkränzer 2023-10-17 19:05 ` Bernhard Rosenkränzer [this message] 2023-10-17 19:05 ` [PATCH v5 2/5] thermal/drivers/mediatek/lvts_thermal: Add suspend and resume Bernhard Rosenkränzer 2023-10-18 8:03 ` AngeloGioacchino Del Regno 2023-10-18 8:03 ` AngeloGioacchino Del Regno 2023-10-17 19:05 ` [PATCH v5 3/5] thermal/drivers/mediatek/lvts_thermal: Add mt8192 support Bernhard Rosenkränzer 2023-10-17 19:05 ` Bernhard Rosenkränzer 2023-10-18 8:03 ` AngeloGioacchino Del Regno 2023-10-18 8:03 ` AngeloGioacchino Del Regno 2023-10-17 19:05 ` [PATCH v5 4/5] arm64: dts: mediatek: mt8192: Add thermal nodes and thermal zones Bernhard Rosenkränzer 2023-10-17 19:05 ` Bernhard Rosenkränzer 2023-10-18 8:03 ` AngeloGioacchino Del Regno 2023-10-18 8:03 ` AngeloGioacchino Del Regno 2023-10-17 19:05 ` [PATCH v5 5/5] thermal/drivers/mediatek/lvts_thermal: Update calibration data documentation Bernhard Rosenkränzer 2023-10-17 19:05 ` Bernhard Rosenkränzer 2023-10-18 0:07 ` [PATCH v5 0/5] Add LVTS support for mt8192 Chen-Yu Tsai 2023-10-18 0:07 ` Chen-Yu Tsai 2023-10-18 9:57 ` Bernhard Rosenkränzer 2023-10-18 9:57 ` Bernhard Rosenkränzer 2023-10-19 0:44 ` Daniel Lezcano 2023-10-19 0:44 ` Daniel Lezcano -- strict thread matches above, loose matches on Subject: below -- 2023-10-17 18:55 Bernhard Rosenkränzer 2023-10-17 18:55 ` [PATCH v5 2/5] thermal/drivers/mediatek/lvts_thermal: Add suspend and resume Bernhard Rosenkränzer 2023-10-17 18:55 ` Bernhard Rosenkränzer
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