Re: [PATCH 1/2] selftests/thermel/intel: conform the test to TAP output

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Soft reminder

On 5/22/24 10:06 PM, Muhammad Usama Anjum wrote:
> Conform the layout, informational and status messages to TAP. No
> functional change is intended other than the layout of output messages.
> 
> Signed-off-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
> ---
>  .../intel/workload_hint/workload_hint_test.c  | 98 ++++++++-----------
>  1 file changed, 39 insertions(+), 59 deletions(-)
> 
> diff --git a/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c b/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c
> index 217c3a641c537..d107c2d6f3a22 100644
> --- a/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c
> +++ b/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c
> @@ -9,6 +9,7 @@
>  #include <fcntl.h>
>  #include <poll.h>
>  #include <signal.h>
> +#include "../../../kselftest.h"
>  
>  #define WORKLOAD_NOTIFICATION_DELAY_ATTRIBUTE "/sys/bus/pci/devices/0000:00:04.0/workload_hint/notification_delay_ms"
>  #define WORKLOAD_ENABLE_ATTRIBUTE "/sys/bus/pci/devices/0000:00:04.0/workload_hint/workload_hint_enable"
> @@ -31,17 +32,13 @@ void workload_hint_exit(int signum)
>  	/* Disable feature via sysfs knob */
>  
>  	fd = open(WORKLOAD_ENABLE_ATTRIBUTE, O_RDWR);
> -	if (fd < 0) {
> -		perror("Unable to open workload type feature enable file\n");
> -		exit(1);
> -	}
> +	if (fd < 0)
> +		ksft_exit_fail_perror("Unable to open workload type feature enable file");
>  
> -	if (write(fd, "0\n", 2) < 0) {
> -		perror("Can' disable workload hints\n");
> -		exit(1);
> -	}
> +	if (write(fd, "0\n", 2) < 0)
> +		ksft_exit_fail_perror("Can' disable workload hints");
>  
> -	printf("Disabled workload type prediction\n");
> +	ksft_print_msg("Disabled workload type prediction\n");
>  
>  	close(fd);
>  }
> @@ -54,32 +51,27 @@ int main(int argc, char **argv)
>  	char delay_str[64];
>  	int delay = 0;
>  
> -	printf("Usage: workload_hint_test [notification delay in milli seconds]\n");
> +	ksft_print_header();
> +	ksft_set_plan(1);
> +
> +	ksft_print_msg("Usage: workload_hint_test [notification delay in milli seconds]\n");
>  
>  	if (argc > 1) {
>  		ret = sscanf(argv[1], "%d", &delay);
> -		if (ret < 0) {
> -			printf("Invalid delay\n");
> -			exit(1);
> -		}
> +		if (ret < 0)
> +			ksft_exit_fail_perror("Invalid delay");
>  
> -		printf("Setting notification delay to %d ms\n", delay);
> +		ksft_print_msg("Setting notification delay to %d ms\n", delay);
>  		if (delay < 0)
> -			exit(1);
> -
> -		sprintf(delay_str, "%s\n", argv[1]);
> +			ksft_exit_fail_msg("delay can never be negative\n");
>  
>  		sprintf(delay_str, "%s\n", argv[1]);
>  		fd = open(WORKLOAD_NOTIFICATION_DELAY_ATTRIBUTE, O_RDWR);
> -		if (fd < 0) {
> -			perror("Unable to open workload notification delay\n");
> -			exit(1);
> -		}
> +		if (fd < 0)
> +			ksft_exit_fail_perror("Unable to open workload notification delay");
>  
> -		if (write(fd, delay_str, strlen(delay_str)) < 0) {
> -			perror("Can't set delay\n");
> -			exit(1);
> -		}
> +		if (write(fd, delay_str, strlen(delay_str)) < 0)
> +			ksft_exit_fail_perror("Can't set delay");
>  
>  		close(fd);
>  	}
> @@ -93,63 +85,51 @@ int main(int argc, char **argv)
>  
>  	/* Enable feature via sysfs knob */
>  	fd = open(WORKLOAD_ENABLE_ATTRIBUTE, O_RDWR);
> -	if (fd < 0) {
> -		perror("Unable to open workload type feature enable file\n");
> -		exit(1);
> -	}
> +	if (fd < 0)
> +		ksft_exit_fail_perror("Unable to open workload type feature enable file");
>  
> -	if (write(fd, "1\n", 2) < 0) {
> -		perror("Can' enable workload hints\n");
> -		exit(1);
> -	}
> +	if (write(fd, "1\n", 2) < 0)
> +		ksft_exit_fail_perror("Can' enable workload hints");
>  
>  	close(fd);
>  
> -	printf("Enabled workload type prediction\n");
> +	ksft_print_msg("Enabled workload type prediction\n");
>  
>  	while (1) {
>  		fd = open(WORKLOAD_TYPE_INDEX_ATTRIBUTE, O_RDONLY);
> -		if (fd < 0) {
> -			perror("Unable to open workload type file\n");
> -			exit(1);
> -		}
> +		if (fd < 0)
> +			ksft_exit_fail_perror("Unable to open workload type 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");
>  
> -		if (read(fd, index_str, sizeof(index_str)) < 0) {
> -			fprintf(stderr, "Failed to read from:%s\n",
> -			WORKLOAD_TYPE_INDEX_ATTRIBUTE);
> -			exit(1);
> -		}
> +		if (read(fd, index_str, sizeof(index_str)) < 0)
> +			ksft_exit_fail_perror("Failed to read from: workload_type_index");
>  
>  		ufd.fd = fd;
>  		ufd.events = POLLPRI;
>  
>  		ret = poll(&ufd, 1, -1);
>  		if (ret < 0) {
> -			perror("poll error");
> -			exit(1);
> +			ksft_exit_fail_perror("poll error");
>  		} 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_perror("Failed to set pointer to beginning");
>  
> -			if (read(fd, index_str, sizeof(index_str)) < 0)
> -				exit(0);
> +			if (read(fd, index_str, sizeof(index_str)) < 0) {
> +				ksft_test_result_pass("Successfully read\n");
> +				ksft_finished();
> +			}
>  
>  			ret = sscanf(index_str, "%d", &index);
>  			if (ret < 0)
>  				break;
>  			if (index > WORKLOAD_TYPE_MAX_INDEX)
> -				printf("Invalid workload type index\n");
> +				ksft_print_msg("Invalid workload type index\n");
>  			else
> -				printf("workload type:%s\n", workload_types[index]);
> +				ksft_print_msg("workload type:%s\n", workload_types[index]);
>  		}
>  
>  		close(fd);

-- 
BR,
Muhammad Usama Anjum




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