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[2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id k3-20020a170902760300b001d4aff70282si1777687pll.202.2024.01.09.09.44.21 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jan 2024 09:44:22 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-21181-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-21181-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-21181-ouuuleilei=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id A0392286A6C for ; Tue, 9 Jan 2024 17:44:21 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 44E383C46A; Tue, 9 Jan 2024 17:43:42 +0000 (UTC) Received: from cloudserver094114.home.pl (cloudserver094114.home.pl [79.96.170.134]) (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 44F9A3B781; Tue, 9 Jan 2024 17:43:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rjwysocki.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rjwysocki.net Received: from localhost (127.0.0.1) (HELO v370.home.net.pl) by /usr/run/smtp (/usr/run/postfix/private/idea_relay_lmtp) via UNIX with SMTP (IdeaSmtpServer 5.4.0) id 2c79272305610631; Tue, 9 Jan 2024 17:43:36 +0100 Received: from kreacher.localnet (unknown [195.136.19.94]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by cloudserver094114.home.pl (Postfix) with ESMTPSA id 255DF669107; Tue, 9 Jan 2024 17:43:36 +0100 (CET) From: "Rafael J. Wysocki" To: Linux PM Cc: Daniel Lezcano , Srinivas Pandruvada , Zhang Rui , LKML , Lukasz Luba Subject: [PATCH v1 1/2] thermal: netlink: Rework notify API for cooling devices Date: Tue, 09 Jan 2024 17:42:04 +0100 Message-ID: <3293702.aeNJFYEL58@kreacher> In-Reply-To: <2193991.irdbgypaU6@kreacher> References: <2193991.irdbgypaU6@kreacher> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-CLIENT-IP: 195.136.19.94 X-CLIENT-HOSTNAME: 195.136.19.94 X-VADE-SPAMSTATE: clean X-VADE-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvkedrvdehledgledtucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecujffqoffgrffnpdggtffipffknecuuegrihhlohhuthemucduhedtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhvfevufffkfgjfhgggfgtsehtufertddttdejnecuhfhrohhmpedftfgrfhgrvghlucflrdcuhgihshhotghkihdfuceorhhjfiesrhhjfiihshhotghkihdrnhgvtheqnecuggftrfgrthhtvghrnhepvdffueeitdfgvddtudegueejtdffteetgeefkeffvdeftddttdeuhfegfedvjefhnecukfhppeduleehrddufeeirdduledrleegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepudelhedrudefiedrudelrdelgedphhgvlhhopehkrhgvrggthhgvrhdrlhhotggrlhhnvghtpdhmrghilhhfrhhomhepfdftrghfrggvlhculfdrucghhihsohgtkhhifdcuoehrjhifsehrjhifhihsohgtkhhirdhnvghtqedpnhgspghrtghpthhtohepiedprhgtphhtthhopehlihhnuhigqdhpmhesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopegurghnihgvlhdrlhgviigtrghnoheslhhinhgrrhhordhorhhgpdhrtghpthhtohepshhrihhnihhvrghsrdhprghnughruhhvrggurgeslhhinhhugidrihhnthgvlhdrtghomhdprhgtphhtthhopehruhhirdiihhgrnhhgsehinhhtvghlrdgtohhmpdhrtghp thhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhukhgrshiirdhluhgsrgesrghrmhdrtghomh X-DCC--Metrics: v370.home.net.pl 1024; Body=6 Fuz1=6 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787634723931539430 X-GMAIL-MSGID: 1787635708059754855 From: Rafael J. Wysocki In analogy with some previous thermal netlink API changes, redefine thermal_notify_cdev_state_update(), thermal_notify_cdev_add() and thermal_notify_cdev_delete() to take a const cdev pointer as their first argument and let them extract the requisite information from there by themselves. No intentional functional impact. Signed-off-by: Rafael J. Wysocki --- drivers/thermal/thermal_helpers.c | 2 +- drivers/thermal/thermal_netlink.c | 15 ++++++++------- drivers/thermal/thermal_netlink.h | 16 +++++++++------- 3 files changed, 18 insertions(+), 15 deletions(-) Index: linux-pm/drivers/thermal/thermal_netlink.h =================================================================== --- linux-pm.orig/drivers/thermal/thermal_netlink.h +++ linux-pm/drivers/thermal/thermal_netlink.h @@ -12,6 +12,7 @@ struct thermal_genl_cpu_caps { struct thermal_zone_device; struct thermal_trip; +struct thermal_cooling_device; /* Netlink notification function */ #ifdef CONFIG_THERMAL_NETLINK @@ -27,9 +28,10 @@ int thermal_notify_tz_trip_up(const stru const struct thermal_trip *trip); int thermal_notify_tz_trip_change(const struct thermal_zone_device *tz, const struct thermal_trip *trip); -int thermal_notify_cdev_state_update(int cdev_id, int state); -int thermal_notify_cdev_add(int cdev_id, const char *name, int max_state); -int thermal_notify_cdev_delete(int cdev_id); +int thermal_notify_cdev_state_update(const struct thermal_cooling_device *cdev, + int state); +int thermal_notify_cdev_add(const struct thermal_cooling_device *cdev); +int thermal_notify_cdev_delete(const struct thermal_cooling_device *cdev); int thermal_notify_tz_gov_change(const struct thermal_zone_device *tz, const char *name); int thermal_genl_sampling_temp(int id, int temp); @@ -79,18 +81,18 @@ static inline int thermal_notify_tz_trip return 0; } -static inline int thermal_notify_cdev_state_update(int cdev_id, int state) +static inline int thermal_notify_cdev_state_update(const struct thermal_cooling_device *cdev, + int state) { return 0; } -static inline int thermal_notify_cdev_add(int cdev_id, const char *name, - int max_state) +static inline int thermal_notify_cdev_add(const struct thermal_cooling_device *cdev) { return 0; } -static inline int thermal_notify_cdev_delete(int cdev_id) +static inline int thermal_notify_cdev_delete(const struct thermal_cooling_device *cdev) { return 0; } Index: linux-pm/drivers/thermal/thermal_netlink.c =================================================================== --- linux-pm.orig/drivers/thermal/thermal_netlink.c +++ linux-pm/drivers/thermal/thermal_netlink.c @@ -364,24 +364,25 @@ int thermal_notify_tz_trip_change(const return thermal_genl_send_event(THERMAL_GENL_EVENT_TZ_TRIP_CHANGE, &p); } -int thermal_notify_cdev_state_update(int cdev_id, int cdev_state) +int thermal_notify_cdev_state_update(const struct thermal_cooling_device *cdev, + int state) { - struct param p = { .cdev_id = cdev_id, .cdev_state = cdev_state }; + struct param p = { .cdev_id = cdev->id, .cdev_state = state }; return thermal_genl_send_event(THERMAL_GENL_EVENT_CDEV_STATE_UPDATE, &p); } -int thermal_notify_cdev_add(int cdev_id, const char *name, int cdev_max_state) +int thermal_notify_cdev_add(const struct thermal_cooling_device *cdev) { - struct param p = { .cdev_id = cdev_id, .name = name, - .cdev_max_state = cdev_max_state }; + struct param p = { .cdev_id = cdev->id, .name = cdev->type, + .cdev_max_state = cdev->max_state }; return thermal_genl_send_event(THERMAL_GENL_EVENT_CDEV_ADD, &p); } -int thermal_notify_cdev_delete(int cdev_id) +int thermal_notify_cdev_delete(const struct thermal_cooling_device *cdev) { - struct param p = { .cdev_id = cdev_id }; + struct param p = { .cdev_id = cdev->id }; return thermal_genl_send_event(THERMAL_GENL_EVENT_CDEV_DELETE, &p); } Index: linux-pm/drivers/thermal/thermal_helpers.c =================================================================== --- linux-pm.orig/drivers/thermal/thermal_helpers.c +++ linux-pm/drivers/thermal/thermal_helpers.c @@ -156,7 +156,7 @@ static int thermal_cdev_set_cur_state(st */ ret = cdev->ops->set_cur_state(cdev, state); if (!ret) { - thermal_notify_cdev_state_update(cdev->id, state); + thermal_notify_cdev_state_update(cdev, state); thermal_cooling_device_stats_update(cdev, state); thermal_debug_cdev_state_update(cdev, state); } From patchwork Tue Jan 9 16:42:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rafael J. 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Wysocki" To: Linux PM Cc: Daniel Lezcano , Srinivas Pandruvada , Zhang Rui , LKML , Lukasz Luba Subject: [PATCH v1 2/2] thermal: helpers: Rearrange thermal_cdev_set_cur_state() Date: Tue, 09 Jan 2024 17:42:48 +0100 Message-ID: <8343955.T7Z3S40VBb@kreacher> In-Reply-To: <2193991.irdbgypaU6@kreacher> References: <2193991.irdbgypaU6@kreacher> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-CLIENT-IP: 195.136.19.94 X-CLIENT-HOSTNAME: 195.136.19.94 X-VADE-SPAMSTATE: clean X-VADE-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvkedrvdehledgledtucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecujffqoffgrffnpdggtffipffknecuuegrihhlohhuthemucduhedtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhvfevufffkfgjfhgggfgtsehtufertddttdejnecuhfhrohhmpedftfgrfhgrvghlucflrdcuhgihshhotghkihdfuceorhhjfiesrhhjfiihshhotghkihdrnhgvtheqnecuggftrfgrthhtvghrnhepvdffueeitdfgvddtudegueejtdffteetgeefkeffvdeftddttdeuhfegfedvjefhnecukfhppeduleehrddufeeirdduledrleegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepudelhedrudefiedrudelrdelgedphhgvlhhopehkrhgvrggthhgvrhdrlhhotggrlhhnvghtpdhmrghilhhfrhhomhepfdftrghfrggvlhculfdrucghhihsohgtkhhifdcuoehrjhifsehrjhifhihsohgtkhhirdhnvghtqedpnhgspghrtghpthhtohepiedprhgtphhtthhopehlihhnuhigqdhpmhesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopegurghnihgvlhdrlhgviigtrghnoheslhhinhgrrhhordhorhhgpdhrtghpthhtohepshhrihhnihhvrghsrdhprghnughruhhvrggurgeslhhinhhugidrihhnthgvlhdrtghomhdprhgtphhtthhopehruhhirdiihhgrnhhgsehinhhtvghlrdgtohhmpdhrtghp thhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhukhgrshiirdhluhgsrgesrghrmhdrtghomh X-DCC--Metrics: v370.home.net.pl 1024; Body=6 Fuz1=6 Fuz2=6 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787634819829003652 X-GMAIL-MSGID: 1787635696706884461 From: Rafael J. Wysocki Change the code layout in thermal_cdev_set_cur_state() so it returns early on errors which is more consistent with what happens elsewhere. No intentional functional impact. Signed-off-by: Rafael J. Wysocki --- drivers/thermal/thermal_helpers.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) Index: linux-pm/drivers/thermal/thermal_helpers.c =================================================================== --- linux-pm.orig/drivers/thermal/thermal_helpers.c +++ linux-pm/drivers/thermal/thermal_helpers.c @@ -155,13 +155,14 @@ static int thermal_cdev_set_cur_state(st * registering function checked the ops are correctly set */ ret = cdev->ops->set_cur_state(cdev, state); - if (!ret) { - thermal_notify_cdev_state_update(cdev, state); - thermal_cooling_device_stats_update(cdev, state); - thermal_debug_cdev_state_update(cdev, state); - } + if (ret) + return ret; - return ret; + thermal_notify_cdev_state_update(cdev, state); + thermal_cooling_device_stats_update(cdev, state); + thermal_debug_cdev_state_update(cdev, state); + + return 0; } void __thermal_cdev_update(struct thermal_cooling_device *cdev)