From patchwork Thu Sep 21 17:49:24 2023 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: LKML , Linux ACPI , Srinivas Pandruvada , Zhang Rui , Daniel Lezcano , Lukasz Luba , "Rafael J. Wysocki" Subject: [PATCH v1 02/13] ACPI: thermal: Collapse trip devices update functions Date: Thu, 21 Sep 2023 19:49:24 +0200 Message-ID: <3534976.iIbC2pHGDl@kreacher> In-Reply-To: <1957441.PYKUYFuaPT@kreacher> References: <1957441.PYKUYFuaPT@kreacher> Precedence: bulk X-Mailing-List: linux-acpi@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: gggruggvucftvghtrhhoucdtuddrgedviedrudekiedguddvtdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfjqffogffrnfdpggftiffpkfenuceurghilhhouhhtmecuudehtdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvvefufffkjghfggfgtgesthfuredttddtjeenucfhrhhomhepfdftrghfrggvlhculfdrucghhihsohgtkhhifdcuoehrjhifsehrjhifhihsohgtkhhirdhnvghtqeenucggtffrrghtthgvrhhnpedvffeuiedtgfdvtddugeeujedtffetteegfeekffdvfedttddtuefhgeefvdejhfenucfkphepudelhedrudefiedrudelrdelgeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpeduleehrddufeeirdduledrleegpdhhvghlohepkhhrvggrtghhvghrrdhlohgtrghlnhgvthdpmhgrihhlfhhrohhmpedftfgrfhgrvghlucflrdcuhgihshhotghkihdfuceorhhjfiesrhhjfiihshhotghkihdrnhgvtheqpdhnsggprhgtphhtthhopeekpdhrtghpthhtoheplhhinhhugidqphhmsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqrggtphhisehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtohepshhrihhnihhvrghsrdhprghnughruhhvrggurgeslhhinhhugidrihhn thgvlhdrtghomhdprhgtphhtthhopehruhhirdiihhgrnhhgsehinhhtvghlrdgtohhmpdhrtghpthhtohepuggrnhhivghlrdhlvgiitggrnhhosehlihhnrghrohdrohhrgh X-DCC--Metrics: v370.home.net.pl 1024; Body=8 Fuz1=8 Fuz2=8 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net From: Rafael J. Wysocki In order to reduce code duplication, merge update_passive_devices() and update_active_devices() into one function called update_trip_devices() that will be used for updating both the passive and active trip points. No intentional functional impact. Signed-off-by: Rafael J. Wysocki Reviewed-by: Daniel Lezcano --- drivers/acpi/thermal.c | 53 ++++++++++++++++++------------------------------- 1 file changed, 20 insertions(+), 33 deletions(-) Index: linux-pm/drivers/acpi/thermal.c =================================================================== --- linux-pm.orig/drivers/acpi/thermal.c +++ linux-pm/drivers/acpi/thermal.c @@ -43,6 +43,8 @@ #define ACPI_THERMAL_MAX_ACTIVE 10 #define ACPI_THERMAL_MAX_LIMIT_STR_LEN 65 +#define ACPI_THERMAL_TRIP_PASSIVE (-1) + /* * This exception is thrown out in two cases: * 1.An invalid trip point becomes invalid or a valid trip point becomes invalid @@ -202,18 +204,25 @@ static void acpi_thermal_update_passive_ ACPI_THERMAL_TRIPS_EXCEPTION(tz, "state"); } -static bool update_passive_devices(struct acpi_thermal *tz, bool compare) +static bool update_trip_devices(struct acpi_thermal *tz, + struct acpi_thermal_trip *acpi_trip, + int index, bool compare) { - struct acpi_thermal_trip *acpi_trip = &tz->trips.passive.trip; struct acpi_handle_list devices; + char method[] = "_PSL"; acpi_status status; + if (index != ACPI_THERMAL_TRIP_PASSIVE) { + method[1] = 'A'; + method[2] = 'L'; + method[3] = '0' + index; + } + memset(&devices, 0, sizeof(devices)); - status = acpi_evaluate_reference(tz->device->handle, "_PSL", NULL, &devices); + status = acpi_evaluate_reference(tz->device->handle, method, NULL, &devices); if (ACPI_FAILURE(status)) { - acpi_handle_info(tz->device->handle, - "Missing device list for passive threshold\n"); + acpi_handle_info(tz->device->handle, "%s evaluation failure\n", method); return false; } @@ -231,8 +240,9 @@ static void acpi_thermal_update_passive_ if (!acpi_thermal_trip_valid(acpi_trip)) return; - if (update_passive_devices(tz, true)) + if (update_trip_devices(tz, acpi_trip, ACPI_THERMAL_TRIP_PASSIVE, true)) { return; + } acpi_trip->temperature = THERMAL_TEMP_INVALID; ACPI_THERMAL_TRIPS_EXCEPTION(tz, "state"); @@ -273,30 +283,6 @@ static void acpi_thermal_update_active_t ACPI_THERMAL_TRIPS_EXCEPTION(tz, "state"); } -static bool update_active_devices(struct acpi_thermal *tz, int index, bool compare) -{ - char method[] = { '_', 'A', 'L', '0' + index, '\0' }; - struct acpi_thermal_trip *acpi_trip = &tz->trips.active[index].trip; - struct acpi_handle_list devices; - acpi_status status; - - memset(&devices, 0, sizeof(devices)); - - status = acpi_evaluate_reference(tz->device->handle, method, NULL, &devices); - if (ACPI_FAILURE(status)) { - acpi_handle_info(tz->device->handle, - "Missing device list for active threshold %d\n", - index); - return false; - } - - if (compare && memcmp(&acpi_trip->devices, &devices, sizeof(devices))) - ACPI_THERMAL_TRIPS_EXCEPTION(tz, "device"); - - memcpy(&acpi_trip->devices, &devices, sizeof(devices)); - return true; -} - static void acpi_thermal_update_active_devices(struct acpi_thermal *tz, int index) { struct acpi_thermal_trip *acpi_trip = &tz->trips.active[index].trip; @@ -304,7 +290,7 @@ static void acpi_thermal_update_active_d if (!acpi_thermal_trip_valid(acpi_trip)) return; - if (update_active_devices(tz, index, true)) + if (update_trip_devices(tz, acpi_trip, index, true)) return; acpi_trip->temperature = THERMAL_TEMP_INVALID; @@ -460,7 +446,8 @@ static bool acpi_thermal_init_passive_tr tz->trips.passive.tsp = tmp; - if (!update_passive_devices(tz, false)) + if (!update_trip_devices(tz, &tz->trips.passive.trip, + ACPI_THERMAL_TRIP_PASSIVE, false)) goto fail; tz->trips.passive.trip.temperature = temp; @@ -482,7 +469,7 @@ static bool acpi_thermal_init_active_tri if (temp == THERMAL_TEMP_INVALID) goto fail; - if (!update_active_devices(tz, index, false)) + if (!update_trip_devices(tz, &tz->trips.active[index].trip, index, false)) goto fail; tz->trips.active[index].trip.temperature = temp;