From patchwork Tue Jul 2 10:12:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Muhammad Usama Anjum X-Patchwork-Id: 13719382 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 1F9AC157492; Tue, 2 Jul 2024 10:14:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719915260; cv=none; b=Ou+Ja4VZ7/GETIxvl34ZDX3BMtvUJb2sg3FAIQ8WInFPy+pqFwMP1x+Jb5r3KHK4rM4jlgZn+dN6lgAbGWnk6u35pNk2HrdE2CGmok6ChNdKCj/0Ak0+OrxMqnSEQBamDFBprr8zSUixdHX1oqYLrc1Xj0g92PI1OR+cjIPhCBs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719915260; c=relaxed/simple; bh=MnEfz1/l/s2PrKTuxm4/iG3t0pUcQA7Ilg20un9eIrI=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=SMfUjks6SXXIoq9cLLWP1wMAfnAtzqwsiSk4wKJxumKZc/VtnjPDJQnuuGQkr+Hl/rVmYBnNbUEUhe48zgzBlQ/+HP+cj1IutgO8FrwO0nNf2KOSbcfGsAq3ADcBv/UkN8dDx63YZ0k3cx2nkkS9GQrAfvzd6tIhT4XPfy8txsw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=tGmKiQR3; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="tGmKiQR3" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1719915257; bh=MnEfz1/l/s2PrKTuxm4/iG3t0pUcQA7Ilg20un9eIrI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tGmKiQR31/nISSUeCzbvyNpKm1dTt2e37TVuLXYXG8sVt3MQ854Td+smENoXtSCfX oOSadk2+qR1Nk+15jYCqWXjqDtziLo3eSwAHldhE+SF554qcDtYjdtI0apnKUNnGTb 7vbtR5stKWkTVJkUTFVsz5IR5d1ZyhWD+Vv9lFWWyuS4fSnViHbNCF+ovkMPNoIGw7 01A5nrtcI9+fPiF4eZhylNYc1VIa4MlM4Vt/OmbxWdB0DlRyKJHHq1cmwbr/RZSOvK rvua0QRhuUQM3rLHTeGjao+UmJb/qbwAmRCJrGG6FaLpjUL4L6J85yeIYve3+dY2M9 xY/Cu23SgVU2g== Received: from localhost.localdomain (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: usama.anjum) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 109E53782139; Tue, 2 Jul 2024 10:14:10 +0000 (UTC) From: Muhammad Usama Anjum To: srinivas pandruvada , "Rafael J . Wysocki" , Shuah Khan , Muhammad Usama Anjum Cc: kernel@collabora.com, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/2] selftests/thermel/intel: conform the test to TAP output Date: Tue, 2 Jul 2024 15:12:53 +0500 Message-Id: <20240702101259.1251377-2-usama.anjum@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240702101259.1251377-1-usama.anjum@collabora.com> References: <20240702101259.1251377-1-usama.anjum@collabora.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Conform the layout, informational and status messages to TAP. No functional change is intended other than the layout of output messages. The test has infinite loop to read the value of status_str. Break the loop after getting the value once and finish the test. Signed-off-by: Muhammad Usama Anjum --- Changes since v1: - Use ksft_exit_fail_perror if read() returns error - Break the infinite loop after printing status_str --- .../intel/power_floor/power_floor_test.c | 70 ++++++++----------- 1 file changed, 30 insertions(+), 40 deletions(-) diff --git a/tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c b/tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c index 0326b39a11b91..c06b275acd36b 100644 --- a/tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c +++ b/tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c @@ -9,6 +9,7 @@ #include #include #include +#include "../../../kselftest.h" #define POWER_FLOOR_ENABLE_ATTRIBUTE "/sys/bus/pci/devices/0000:00:04.0/power_limits/power_floor_enable" #define POWER_FLOOR_STATUS_ATTRIBUTE "/sys/bus/pci/devices/0000:00:04.0/power_limits/power_floor_status" @@ -20,17 +21,13 @@ void power_floor_exit(int signum) /* Disable feature via sysfs knob */ fd = open(POWER_FLOOR_ENABLE_ATTRIBUTE, O_RDWR); - if (fd < 0) { - perror("Unable to open power floor enable file\n"); - exit(1); - } + if (fd < 0) + ksft_exit_fail_perror("Unable to open power floor enable file"); - if (write(fd, "0\n", 2) < 0) { - perror("Can' disable power floor notifications\n"); - exit(1); - } + if (write(fd, "0\n", 2) < 0) + ksft_exit_fail_perror("Can' disable power floor notifications"); - printf("Disabled power floor notifications\n"); + ksft_print_msg("Disabled power floor notifications\n"); close(fd); } @@ -41,6 +38,9 @@ int main(int argc, char **argv) char status_str[3]; int fd, ret; + ksft_print_header(); + ksft_set_plan(1); + if (signal(SIGINT, power_floor_exit) == SIG_IGN) signal(SIGINT, SIG_IGN); if (signal(SIGHUP, power_floor_exit) == SIG_IGN) @@ -50,59 +50,49 @@ int main(int argc, char **argv) /* Enable feature via sysfs knob */ fd = open(POWER_FLOOR_ENABLE_ATTRIBUTE, O_RDWR); - if (fd < 0) { - perror("Unable to open power floor enable file\n"); - exit(1); - } + if (fd < 0) + ksft_exit_fail_perror("Unable to open power floor enable file"); - if (write(fd, "1\n", 2) < 0) { - perror("Can' enable power floor notifications\n"); - exit(1); - } + if (write(fd, "1\n", 2) < 0) + ksft_exit_fail_perror("Can' enable power floor notifications"); close(fd); - printf("Enabled power floor notifications\n"); + ksft_print_msg("Enabled power floor notifications\n"); while (1) { fd = open(POWER_FLOOR_STATUS_ATTRIBUTE, O_RDONLY); - if (fd < 0) { - perror("Unable to power floor status file\n"); - exit(1); - } + if (fd < 0) + ksft_exit_fail_perror("Unable to power floor status file"); - if ((lseek(fd, 0L, SEEK_SET)) < 0) { - fprintf(stderr, "Failed to set pointer to beginning\n"); - exit(1); - } + if ((lseek(fd, 0L, SEEK_SET)) < 0) + ksft_exit_fail_perror("Failed to set pointer to beginning\n"); - if (read(fd, status_str, sizeof(status_str)) < 0) { - fprintf(stderr, "Failed to read from:%s\n", - POWER_FLOOR_STATUS_ATTRIBUTE); - exit(1); - } + if (read(fd, status_str, sizeof(status_str)) < 0) + ksft_exit_fail_perror("Failed to read from: power_floor_status"); ufd.fd = fd; ufd.events = POLLPRI; ret = poll(&ufd, 1, -1); if (ret < 0) { - perror("poll error"); - exit(1); + ksft_exit_fail_msg("Poll error\n"); } else if (ret == 0) { - printf("Poll Timeout\n"); + ksft_print_msg("Poll Timeout\n"); } else { - if ((lseek(fd, 0L, SEEK_SET)) < 0) { - fprintf(stderr, "Failed to set pointer to beginning\n"); - exit(1); - } + if ((lseek(fd, 0L, SEEK_SET)) < 0) + ksft_exit_fail_msg("Failed to set pointer to beginning\n"); if (read(fd, status_str, sizeof(status_str)) < 0) - exit(0); + ksft_exit_fail_perror("Failed to read"); - printf("power floor status: %s\n", status_str); + ksft_print_msg("power floor status: %s\n", status_str); + break; } close(fd); } + + ksft_test_result_pass("Successfully read\n"); + ksft_finished(); }