From patchwork Mon Jun 29 12:29:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 11632481 X-Patchwork-Delegate: rui.zhang@intel.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3705113B4 for ; Mon, 29 Jun 2020 21:13:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 29DCC206F1 for ; Mon, 29 Jun 2020 21:13:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390179AbgF2VNF (ORCPT ); Mon, 29 Jun 2020 17:13:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40902 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730130AbgF2S5n (ORCPT ); Mon, 29 Jun 2020 14:57:43 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F620C00F80F; Mon, 29 Jun 2020 05:30:00 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id BAD8E2A2D9A From: Andrzej Pietrasiewicz To: linux-pm@vger.kernel.org, linux-acpi@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org Cc: "Rafael J . Wysocki" , Len Brown , Vishal Kulkarni , "David S . Miller" , Jiri Pirko , Ido Schimmel , Johannes Berg , Emmanuel Grumbach , Luca Coelho , Intel Linux Wireless , Kalle Valo , Peter Kaestle , Darren Hart , Andy Shevchenko , Sebastian Reichel , Miquel Raynal , Daniel Lezcano , Amit Kucheria , Support Opensource , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , =?utf-8?q?Niklas_S=C3=B6derlund?= , Heiko Stuebner , Orson Zhai , Baolin Wang , Chunyan Zhang , Zhang Rui , Allison Randal , Enrico Weigelt , Gayatri Kammela , Thomas Gleixner , Bartlomiej Zolnierkiewicz , Andrzej Pietrasiewicz , kernel@collabora.com Subject: [PATCH v7 08/11] thermal: Explicitly enable non-changing thermal zone devices Date: Mon, 29 Jun 2020 14:29:22 +0200 Message-Id: <20200629122925.21729-9-andrzej.p@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200629122925.21729-1-andrzej.p@collabora.com> References: <20200629122925.21729-1-andrzej.p@collabora.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Some thermal zone devices never change their state, so they should be always enabled. Signed-off-by: Andrzej Pietrasiewicz Reviewed-by: Amit Kucheria --- drivers/net/ethernet/chelsio/cxgb4/cxgb4_thermal.c | 8 ++++++++ drivers/net/wireless/intel/iwlwifi/mvm/tt.c | 9 ++++++++- drivers/platform/x86/intel_mid_thermal.c | 6 ++++++ drivers/power/supply/power_supply_core.c | 9 +++++++-- drivers/thermal/armada_thermal.c | 6 ++++++ drivers/thermal/dove_thermal.c | 6 ++++++ .../thermal/intel/int340x_thermal/int340x_thermal_zone.c | 5 +++++ drivers/thermal/intel/intel_pch_thermal.c | 5 +++++ drivers/thermal/intel/intel_soc_dts_iosf.c | 3 +++ drivers/thermal/intel/x86_pkg_temp_thermal.c | 6 ++++++ drivers/thermal/kirkwood_thermal.c | 7 +++++++ drivers/thermal/rcar_thermal.c | 9 ++++++++- drivers/thermal/spear_thermal.c | 7 +++++++ drivers/thermal/st/st_thermal.c | 5 +++++ 14 files changed, 87 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_thermal.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_thermal.c index 3de8a5e83b6c..e3510e9b21f3 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_thermal.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_thermal.c @@ -92,6 +92,14 @@ int cxgb4_thermal_init(struct adapter *adap) ch_thermal->tzdev = NULL; return ret; } + + ret = thermal_zone_device_enable(ch_thermal->tzdev); + if (ret) { + dev_err(adap->pdev_dev, "Failed to enable thermal zone\n"); + thermal_zone_device_unregister(adap->ch_thermal.tzdev); + return ret; + } + return 0; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c index 418e59b7c671..0c95663bf9ed 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c @@ -733,7 +733,7 @@ static struct thermal_zone_device_ops tzone_ops = { static void iwl_mvm_thermal_zone_register(struct iwl_mvm *mvm) { - int i; + int i, ret; char name[16]; static atomic_t counter = ATOMIC_INIT(0); @@ -759,6 +759,13 @@ static void iwl_mvm_thermal_zone_register(struct iwl_mvm *mvm) return; } + ret = thermal_zone_device_enable(mvm->tz_device.tzone); + if (ret) { + IWL_DEBUG_TEMP(mvm, "Failed to enable thermal zone\n"); + thermal_zone_device_unregister(mvm->tz_device.tzone); + return; + } + /* 0 is a valid temperature, * so initialize the array with S16_MIN which invalid temperature */ diff --git a/drivers/platform/x86/intel_mid_thermal.c b/drivers/platform/x86/intel_mid_thermal.c index f402e2e74a38..f12f4e7bd971 100644 --- a/drivers/platform/x86/intel_mid_thermal.c +++ b/drivers/platform/x86/intel_mid_thermal.c @@ -493,6 +493,12 @@ static int mid_thermal_probe(struct platform_device *pdev) ret = PTR_ERR(pinfo->tzd[i]); goto err; } + ret = thermal_zone_device_enable(pinfo->tzd[i]); + if (ret) { + kfree(td_info); + thermal_zone_device_unregister(pinfo->tzd[i]); + goto err; + } } pinfo->pdev = pdev; diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index 02b37fe6061c..90e56736d479 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -939,7 +939,7 @@ static struct thermal_zone_device_ops psy_tzd_ops = { static int psy_register_thermal(struct power_supply *psy) { - int i; + int i, ret; if (psy->desc->no_thermal) return 0; @@ -949,7 +949,12 @@ static int psy_register_thermal(struct power_supply *psy) if (psy->desc->properties[i] == POWER_SUPPLY_PROP_TEMP) { psy->tzd = thermal_zone_device_register(psy->desc->name, 0, 0, psy, &psy_tzd_ops, NULL, 0, 0); - return PTR_ERR_OR_ZERO(psy->tzd); + if (IS_ERR(psy->tzd)) + return PTR_ERR(psy->tzd); + ret = thermal_zone_device_enable(psy->tzd); + if (ret) + thermal_zone_device_unregister(psy->tzd); + return ret; } } return 0; diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c index 7c447cd149e7..c2ebfb5be4b3 100644 --- a/drivers/thermal/armada_thermal.c +++ b/drivers/thermal/armada_thermal.c @@ -874,6 +874,12 @@ static int armada_thermal_probe(struct platform_device *pdev) return PTR_ERR(tz); } + ret = thermal_zone_device_enable(tz); + if (ret) { + thermal_zone_device_unregister(tz); + return ret; + } + drvdata->type = LEGACY; drvdata->data.tz = tz; platform_set_drvdata(pdev, drvdata); diff --git a/drivers/thermal/dove_thermal.c b/drivers/thermal/dove_thermal.c index 75901ced4a62..73182eb94bc0 100644 --- a/drivers/thermal/dove_thermal.c +++ b/drivers/thermal/dove_thermal.c @@ -153,6 +153,12 @@ static int dove_thermal_probe(struct platform_device *pdev) return PTR_ERR(thermal); } + ret = thermal_zone_device_enable(thermal); + if (ret) { + thermal_zone_device_unregister(thermal); + return ret; + } + platform_set_drvdata(pdev, thermal); return 0; diff --git a/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c b/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c index 432213272f1e..6e479deff76b 100644 --- a/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c +++ b/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c @@ -259,9 +259,14 @@ struct int34x_thermal_zone *int340x_thermal_zone_add(struct acpi_device *adev, ret = PTR_ERR(int34x_thermal_zone->zone); goto err_thermal_zone; } + ret = thermal_zone_device_enable(int34x_thermal_zone->zone); + if (ret) + goto err_enable; return int34x_thermal_zone; +err_enable: + thermal_zone_device_unregister(int34x_thermal_zone->zone); err_thermal_zone: acpi_lpat_free_conversion_table(int34x_thermal_zone->lpat_table); kfree(int34x_thermal_zone->aux_trips); diff --git a/drivers/thermal/intel/intel_pch_thermal.c b/drivers/thermal/intel/intel_pch_thermal.c index 56401fd4708d..65702094f3d3 100644 --- a/drivers/thermal/intel/intel_pch_thermal.c +++ b/drivers/thermal/intel/intel_pch_thermal.c @@ -352,9 +352,14 @@ static int intel_pch_thermal_probe(struct pci_dev *pdev, err = PTR_ERR(ptd->tzd); goto error_cleanup; } + err = thermal_zone_device_enable(ptd->tzd); + if (err) + goto err_unregister; return 0; +err_unregister: + thermal_zone_device_unregister(ptd->tzd); error_cleanup: iounmap(ptd->hw_base); error_release: diff --git a/drivers/thermal/intel/intel_soc_dts_iosf.c b/drivers/thermal/intel/intel_soc_dts_iosf.c index f75271b669c6..4f1a2f7c016c 100644 --- a/drivers/thermal/intel/intel_soc_dts_iosf.c +++ b/drivers/thermal/intel/intel_soc_dts_iosf.c @@ -329,6 +329,9 @@ static int add_dts_thermal_zone(int id, struct intel_soc_dts_sensor_entry *dts, ret = PTR_ERR(dts->tzone); goto err_ret; } + ret = thermal_zone_device_enable(dts->tzone); + if (ret) + goto err_enable; ret = soc_dts_enable(id); if (ret) diff --git a/drivers/thermal/intel/x86_pkg_temp_thermal.c b/drivers/thermal/intel/x86_pkg_temp_thermal.c index a006b9fd1d72..b81c33202f41 100644 --- a/drivers/thermal/intel/x86_pkg_temp_thermal.c +++ b/drivers/thermal/intel/x86_pkg_temp_thermal.c @@ -363,6 +363,12 @@ static int pkg_temp_thermal_device_add(unsigned int cpu) kfree(zonedev); return err; } + err = thermal_zone_device_enable(zonedev->tzone); + if (err) { + thermal_zone_device_unregister(zonedev->tzone); + kfree(zonedev); + return err; + } /* Store MSR value for package thermal interrupt, to restore at exit */ rdmsr(MSR_IA32_PACKAGE_THERM_INTERRUPT, zonedev->msr_pkg_therm_low, zonedev->msr_pkg_therm_high); diff --git a/drivers/thermal/kirkwood_thermal.c b/drivers/thermal/kirkwood_thermal.c index 189b675cf14d..7fb6e476c82a 100644 --- a/drivers/thermal/kirkwood_thermal.c +++ b/drivers/thermal/kirkwood_thermal.c @@ -65,6 +65,7 @@ static int kirkwood_thermal_probe(struct platform_device *pdev) struct thermal_zone_device *thermal = NULL; struct kirkwood_thermal_priv *priv; struct resource *res; + int ret; priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); if (!priv) @@ -82,6 +83,12 @@ static int kirkwood_thermal_probe(struct platform_device *pdev) "Failed to register thermal zone device\n"); return PTR_ERR(thermal); } + ret = thermal_zone_device_enable(thermal); + if (ret) { + thermal_zone_device_unregister(thermal); + dev_err(&pdev->dev, "Failed to enable thermal zone device\n"); + return ret; + } platform_set_drvdata(pdev, thermal); diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c index 46aeb28b4e90..787710bb88fe 100644 --- a/drivers/thermal/rcar_thermal.c +++ b/drivers/thermal/rcar_thermal.c @@ -550,12 +550,19 @@ static int rcar_thermal_probe(struct platform_device *pdev) priv->zone = devm_thermal_zone_of_sensor_register( dev, i, priv, &rcar_thermal_zone_of_ops); - else + else { priv->zone = thermal_zone_device_register( "rcar_thermal", 1, 0, priv, &rcar_thermal_zone_ops, NULL, 0, idle); + + ret = thermal_zone_device_enable(priv->zone); + if (ret) { + thermal_zone_device_unregister(priv->zone); + priv->zone = ERR_PTR(ret); + } + } if (IS_ERR(priv->zone)) { dev_err(dev, "can't register thermal zone\n"); ret = PTR_ERR(priv->zone); diff --git a/drivers/thermal/spear_thermal.c b/drivers/thermal/spear_thermal.c index f68f581fd669..ee33ed692e4f 100644 --- a/drivers/thermal/spear_thermal.c +++ b/drivers/thermal/spear_thermal.c @@ -131,6 +131,11 @@ static int spear_thermal_probe(struct platform_device *pdev) ret = PTR_ERR(spear_thermal); goto disable_clk; } + ret = thermal_zone_device_enable(spear_thermal); + if (ret) { + dev_err(&pdev->dev, "Cannot enable thermal zone\n"); + goto unregister_tzd; + } platform_set_drvdata(pdev, spear_thermal); @@ -139,6 +144,8 @@ static int spear_thermal_probe(struct platform_device *pdev) return 0; +unregister_tzd: + thermal_zone_device_unregister(spear_thermal); disable_clk: clk_disable(stdev->clk); diff --git a/drivers/thermal/st/st_thermal.c b/drivers/thermal/st/st_thermal.c index b928ca6a289b..1276b95604fe 100644 --- a/drivers/thermal/st/st_thermal.c +++ b/drivers/thermal/st/st_thermal.c @@ -246,11 +246,16 @@ int st_thermal_register(struct platform_device *pdev, ret = PTR_ERR(sensor->thermal_dev); goto sensor_off; } + ret = thermal_zone_device_enable(sensor->thermal_dev); + if (ret) + goto tzd_unregister; platform_set_drvdata(pdev, sensor); return 0; +tzd_unregister: + thermal_zone_device_unregister(sensor->thermal_dev); sensor_off: st_thermal_sensor_off(sensor);