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[106.69.181.20]) by smtp.gmail.com with ESMTPSA id x16sm3900120pfp.62.2021.01.06.18.58.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Jan 2021 18:58:58 -0800 (PST) From: Kent Gibson To: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kselftest@vger.kernel.org, bgolaszewski@baylibre.com, linus.walleij@linaro.org, shuah@kernel.org, bamv2005@gmail.com Cc: Kent Gibson Subject: [PATCH v2 5/7] tools: gpio: remove uAPI v1 code no longer used by selftests Date: Thu, 7 Jan 2021 10:57:29 +0800 Message-Id: <20210107025731.226017-6-warthog618@gmail.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210107025731.226017-1-warthog618@gmail.com> References: <20210107025731.226017-1-warthog618@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org gpio-mockup-chardev helper has been obsoleted and removed, so also remove the tools/gpio code that it, and nothing else, was using. Signed-off-by: Kent Gibson Acked-by: Linus Walleij --- tools/gpio/gpio-utils.c | 89 ----------------------------------------- tools/gpio/gpio-utils.h | 6 --- 2 files changed, 95 deletions(-) diff --git a/tools/gpio/gpio-utils.c b/tools/gpio/gpio-utils.c index 37187e056c8b..1639b4d832cd 100644 --- a/tools/gpio/gpio-utils.c +++ b/tools/gpio/gpio-utils.c @@ -32,74 +32,6 @@ * following api will request gpio lines, do the operation and then * release these lines. */ -/** - * gpiotools_request_linehandle() - request gpio lines in a gpiochip - * @device_name: The name of gpiochip without prefix "/dev/", - * such as "gpiochip0" - * @lines: An array desired lines, specified by offset - * index for the associated GPIO device. - * @num_lines: The number of lines to request. - * @flag: The new flag for requsted gpio. Reference - * "linux/gpio.h" for the meaning of flag. - * @data: Default value will be set to gpio when flag is - * GPIOHANDLE_REQUEST_OUTPUT. - * @consumer_label: The name of consumer, such as "sysfs", - * "powerkey". This is useful for other users to - * know who is using. - * - * Request gpio lines through the ioctl provided by chardev. User - * could call gpiotools_set_values() and gpiotools_get_values() to - * read and write respectively through the returned fd. Call - * gpiotools_release_linehandle() to release these lines after that. - * - * Return: On success return the fd; - * On failure return the errno. - */ -int gpiotools_request_linehandle(const char *device_name, unsigned int *lines, - unsigned int num_lines, unsigned int flag, - struct gpiohandle_data *data, - const char *consumer_label) -{ - struct gpiohandle_request req; - char *chrdev_name; - int fd; - int i; - int ret; - - ret = asprintf(&chrdev_name, "/dev/%s", device_name); - if (ret < 0) - return -ENOMEM; - - fd = open(chrdev_name, 0); - if (fd == -1) { - ret = -errno; - fprintf(stderr, "Failed to open %s, %s\n", - chrdev_name, strerror(errno)); - goto exit_free_name; - } - - for (i = 0; i < num_lines; i++) - req.lineoffsets[i] = lines[i]; - - req.flags = flag; - strcpy(req.consumer_label, consumer_label); - req.lines = num_lines; - if (flag & GPIOHANDLE_REQUEST_OUTPUT) - memcpy(req.default_values, data, sizeof(req.default_values)); - - ret = ioctl(fd, GPIO_GET_LINEHANDLE_IOCTL, &req); - if (ret == -1) { - ret = -errno; - fprintf(stderr, "Failed to issue %s (%d), %s\n", - "GPIO_GET_LINEHANDLE_IOCTL", ret, strerror(errno)); - } - - if (close(fd) == -1) - perror("Failed to close GPIO character device file"); -exit_free_name: - free(chrdev_name); - return ret < 0 ? ret : req.fd; -} /** * gpiotools_request_line() - request gpio lines in a gpiochip @@ -215,27 +147,6 @@ int gpiotools_get_values(const int fd, struct gpio_v2_line_values *values) return ret; } -/** - * gpiotools_release_linehandle(): Release the line(s) of gpiochip - * @fd: The fd returned by - * gpiotools_request_linehandle(). - * - * Return: On success return 0; - * On failure return the errno. - */ -int gpiotools_release_linehandle(const int fd) -{ - int ret; - - ret = close(fd); - if (ret == -1) { - perror("Failed to close GPIO LINEHANDLE device file"); - ret = -errno; - } - - return ret; -} - /** * gpiotools_release_line(): Release the line(s) of gpiochip * @fd: The fd returned by diff --git a/tools/gpio/gpio-utils.h b/tools/gpio/gpio-utils.h index 6c69a9f1c253..8af7c8ee19ce 100644 --- a/tools/gpio/gpio-utils.h +++ b/tools/gpio/gpio-utils.h @@ -24,12 +24,6 @@ static inline int check_prefix(const char *str, const char *prefix) strncmp(str, prefix, strlen(prefix)) == 0; } -int gpiotools_request_linehandle(const char *device_name, unsigned int *lines, - unsigned int num_lines, unsigned int flag, - struct gpiohandle_data *data, - const char *consumer_label); -int gpiotools_release_linehandle(const int fd); - int gpiotools_request_line(const char *device_name, unsigned int *lines, unsigned int num_lines, -- 2.30.0