From patchwork Mon Sep 23 10:00:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Lezcano X-Patchwork-Id: 13809465 Received: from mail-wr1-f51.google.com (mail-wr1-f51.google.com [209.85.221.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6BB1F195F3B for ; Mon, 23 Sep 2024 10:00:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.51 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727085618; cv=none; b=JVlE+h3mkASFoh9xdqHbl7AddNx66AVZpLY1nb7DCgU+pZ9HNUKkdp2wVXkoMvgiaaqpGg0pkwpYalI4OG2tG5DvZGJ35wQdy/extyHivb2oJdL0Mv1DW4qXfJFpD5d3c37/WoaxJPXQJ0A5q2rMCV38Qcr12Nf7rvv3KkZDORc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727085618; c=relaxed/simple; bh=ky6JEARCdxFnnRF1CRBNkrrQSuzdjffn6C61+FscHu8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=nc00VQDLrr3p7P9mraUaKUVnHxo6cljy2RcKtz+hMRrFN3otAXAh7EpqKwg7+7KpdtdTpIjQPi9wwjOPvht+NlrKCVJd59GJtA+JnR13mSprdPCBpk91JNWVUyo8wxsyP/lNHg5i3lny4ji8nDe20ITvBRAJ3rXXNJetQLVKeKY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=AmM+0mNQ; arc=none smtp.client-ip=209.85.221.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="AmM+0mNQ" Received: by mail-wr1-f51.google.com with SMTP id ffacd0b85a97d-374c84dcc90so2428730f8f.1 for ; Mon, 23 Sep 2024 03:00:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1727085615; x=1727690415; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=SeBSJLjzblBwDv/f5H0VYLzrS3n0MDRjLVWkG4LDN9U=; b=AmM+0mNQ1nAAdwPvVuznqZFUX7jfapIs0bMbS0TpfHOjsxZ+8ivl8nAffDPOkwLp1k XV/j2Ux4fFRGUYeSg73KJhkDIwPq4CQ6iI4LMOl4ytu7HKdJEHThbXuuTrbTlybYlnI7 su2TjsLEcEdPGE8MpanxpBcxHIvGRKgtaMqYpld7GBV5XorHiGdxgb677xLJClS6L3oN xO6ZHKQZbRnF/ezh0yukXQQ5vwszNuRuMU6ta6cPkv+hIGaVrFfrjfhp0e+juqPZruYd cU3un9XzGo8GZKj4jS+0KRcT780sFAc7vNaIt47ee+qU7vEOTSeg8FCAG2v72xSctLoW 0E5g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727085615; x=1727690415; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=SeBSJLjzblBwDv/f5H0VYLzrS3n0MDRjLVWkG4LDN9U=; b=UJpgwtPuTRkmZIzLPHgYVUmbz3hGZFBAKN4QAfl1oQgwNWviak5J0QqvBDFFbiPtuU tOd1QBGTY9K+U88dwUVPW+WJPks0ATUBYB6eRvhrf2MSnM7bt7UuRBiKTKJG0IikWoj+ 7UcQxl0RWJK7Ny9q682+ldnsxmFCe/J+EBVXCj0pmY0/eRQ8QasOFbYl7YL8QXB/jr/u hNMvb/69Bd1Kjxd4Vw38SBexD6l9WIDpb8kGHHAzH7mQTfRPiS5ziGZYB0BGQLzk2fxA sJSu4Kh7qGR4l1N3V41ejxX+21GpBeI84qUlp4ElX58E3b5sAIRVsEUuNrjonniVsiRq b+AQ== X-Gm-Message-State: AOJu0YwStLIcyK6az9rByv1x+BOtbr+EE9wjZn/at4/Qt5erfOhFmg9K 8nKT3oztSsgkGsHOI2PPUFVAGXBW2ur+uvBQkNZHgB/+R4ZHg9i73gY/+B5ImWY= X-Google-Smtp-Source: AGHT+IF4VXPL/ThmTL57Et0BgvkGBqRtEv/S9jvgNhO6y4sE7wH8kdsQxEZoRSfINBHmEWWrddJZmQ== X-Received: by 2002:adf:e0d1:0:b0:371:c51a:3b2a with SMTP id ffacd0b85a97d-37a422520b5mr5950291f8f.4.1727085614539; Mon, 23 Sep 2024 03:00:14 -0700 (PDT) Received: from mai.. (146725694.box.freepro.com. [130.180.211.218]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-378e73f62dasm23977216f8f.49.2024.09.23.03.00.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Sep 2024 03:00:14 -0700 (PDT) From: Daniel Lezcano To: daniel.lezcano@linaro.org, rafael@kernel.org Cc: linux-pm@vger.kernel.org, lukasz.luba@arm.com, quic_manafm@quicinc.com Subject: [PATCH v4 6/6] tools/thermal/thermal-engine: Take into account the thresholds API Date: Mon, 23 Sep 2024 12:00:02 +0200 Message-ID: <20240923100005.2532430-7-daniel.lezcano@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240923100005.2532430-1-daniel.lezcano@linaro.org> References: <20240923100005.2532430-1-daniel.lezcano@linaro.org> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Enhance the thermal-engine skeleton with the thresholds added in the kernel and use the API exported by the thermal library. Signed-off-by: Daniel Lezcano --- tools/thermal/thermal-engine/thermal-engine.c | 109 +++++++++++++++--- 1 file changed, 96 insertions(+), 13 deletions(-) diff --git a/tools/thermal/thermal-engine/thermal-engine.c b/tools/thermal/thermal-engine/thermal-engine.c index 9b1476a2680f..ddc30a27acda 100644 --- a/tools/thermal/thermal-engine/thermal-engine.c +++ b/tools/thermal/thermal-engine/thermal-engine.c @@ -38,6 +38,14 @@ struct thermal_data { struct thermal_handler *th; }; +static int show_threshold(struct thermal_threshold *th, __maybe_unused void *arg) +{ + INFO("threshold temp=%d, direction=%d\n", + th->temperature, th->direction); + + return 0; +} + static int show_trip(struct thermal_trip *tt, __maybe_unused void *arg) { INFO("trip id=%d, type=%d, temp=%d, hyst=%d\n", @@ -70,6 +78,8 @@ static int show_tz(struct thermal_zone *tz, __maybe_unused void *arg) for_each_thermal_trip(tz->trip, show_trip, NULL); + for_each_thermal_threshold(tz->thresholds, show_threshold, NULL); + show_temp(tz, arg); show_governor(tz, arg); @@ -77,6 +87,30 @@ static int show_tz(struct thermal_zone *tz, __maybe_unused void *arg) return 0; } +static int set_threshold(struct thermal_zone *tz, __maybe_unused void *arg) +{ + struct thermal_handler *th = arg; + int thresholds[] = { 43000, 65000, 49000, 55000, 57000 }; + size_t i; + + INFO("Setting threshold for thermal zone '%s', id=%d\n", tz->name, tz->id); + + if (thermal_cmd_threshold_flush(th, tz)) { + ERROR("Failed to flush all previous thresholds\n"); + return -1; + } + + for (i = 0; i < sizeof(thresholds) / sizeof(thresholds[0]); i++) + if (thermal_cmd_threshold_add(th, tz, thresholds[i], + THERMAL_THRESHOLD_WAY_UP | + THERMAL_THRESHOLD_WAY_DOWN)) { + ERROR("Failed to set threshold\n"); + return -1; + } + + return 0; +} + static int tz_create(const char *name, int tz_id, __maybe_unused void *arg) { INFO("Thermal zone '%s'/%d created\n", name, tz_id); @@ -197,20 +231,66 @@ static int gov_change(int tz_id, const char *name, __maybe_unused void *arg) return 0; } +static int threshold_add(int tz_id, int temp, int direction, + pid_t pid, __maybe_unused void *arg) +{ + INFO("Threshold added by pid=%d, tz_id=%d: temp=%d, direction=%d\n", + pid, tz_id, temp, direction); + + return 0; +} + +static int threshold_delete(int tz_id, int temp, int direction, + pid_t pid, __maybe_unused void *arg) +{ + INFO("Threshold deleted by pid=%d, tz_id=%d: temp=%d, direction=%d\n", + pid, tz_id, temp, direction); + + return 0; +} + +static int threshold_flush(int tz_id, pid_t pid, __maybe_unused void *arg) +{ + INFO("Thresholds flushed by pid=%d, tz_id=%d\n", pid, tz_id); + + return 0; +} + +static int threshold_up(int tz_id, int temp, int last_temp, __maybe_unused void *arg) +{ + INFO("Threshold crossed way up tz_id=%d: temp=%d, last_temp=%d\n", + tz_id, temp, last_temp); + + return 0; +} + +static int threshold_down(int tz_id, int temp, int last_temp, __maybe_unused void *arg) +{ + INFO("Threshold crossed way down tz_id=%d: temp=%d, last_temp=%d\n", + tz_id, temp, last_temp); + + return 0; +} + static struct thermal_ops ops = { - .events.tz_create = tz_create, - .events.tz_delete = tz_delete, - .events.tz_disable = tz_disable, - .events.tz_enable = tz_enable, - .events.trip_high = trip_high, - .events.trip_low = trip_low, - .events.trip_add = trip_add, - .events.trip_delete = trip_delete, - .events.trip_change = trip_change, - .events.cdev_add = cdev_add, - .events.cdev_delete = cdev_delete, - .events.cdev_update = cdev_update, - .events.gov_change = gov_change + .events.tz_create = tz_create, + .events.tz_delete = tz_delete, + .events.tz_disable = tz_disable, + .events.tz_enable = tz_enable, + .events.trip_high = trip_high, + .events.trip_low = trip_low, + .events.trip_add = trip_add, + .events.trip_delete = trip_delete, + .events.trip_change = trip_change, + .events.cdev_add = cdev_add, + .events.cdev_delete = cdev_delete, + .events.cdev_update = cdev_update, + .events.gov_change = gov_change, + .events.threshold_add = threshold_add, + .events.threshold_delete = threshold_delete, + .events.threshold_flush = threshold_flush, + .events.threshold_up = threshold_up, + .events.threshold_down = threshold_down, }; static int thermal_event(__maybe_unused int fd, __maybe_unused void *arg) @@ -280,6 +360,7 @@ enum { THERMAL_ENGINE_DAEMON_ERROR, THERMAL_ENGINE_LOG_ERROR, THERMAL_ENGINE_THERMAL_ERROR, + THERMAL_ENGINE_THRESHOLD_ERROR, THERMAL_ENGINE_MAINLOOP_ERROR, }; @@ -318,6 +399,8 @@ int main(int argc, char *argv[]) return THERMAL_ENGINE_THERMAL_ERROR; } + for_each_thermal_zone(td.tz, set_threshold, td.th); + for_each_thermal_zone(td.tz, show_tz, td.th); if (mainloop_init()) {