30  * ioctl, including request and release for lines of gpio, read/write
32  * lines of gpio, user should use this type of api.
35  * following api will request gpio lines, do the operation and then
36  * release these lines.
39  * gpiotools_request_linehandle() - request gpio lines in a gpiochip
42  * @lines:		An array desired lines, specified by offset
44  * @nline:		The number of lines to request.
53  * Request gpio lines through the ioctl provided by chardev. User
56  * gpiotools_release_linehandle() to release these lines after that.
61 int gpiotools_request_linehandle(const char *device_name, unsigned int *lines,  in gpiotools_request_linehandle()  argument
85 		req.lineoffsets[i] = lines[i];  in gpiotools_request_linehandle()
89 	req.lines = nlines;  in gpiotools_request_linehandle()
187 	unsigned int lines[] = {line};  in gpiotools_get()  local
189 	gpiotools_gets(device_name, lines, 1, &data);  in gpiotools_get()
195  * gpiotools_gets(): Get values from specific lines.
198  * @lines:		An array desired lines, specified by offset
200  * @nline:		The number of lines to request.
206 int gpiotools_gets(const char *device_name, unsigned int *lines,  in gpiotools_gets()  argument
213 	ret = gpiotools_request_linehandle(device_name, lines, nlines,  in gpiotools_gets()
239 	unsigned int lines[] = {line};  in gpiotools_set()  local
242 	return gpiotools_sets(device_name, lines, 1, &data);  in gpiotools_set()
246  * gpiotools_sets(): Set values to specific lines.
249  * @lines:		An array desired lines, specified by offset
251  * @nline:		The number of lines to request.
258 int gpiotools_sets(const char *device_name, unsigned int *lines,  in gpiotools_sets()  argument
263 	ret = gpiotools_request_linehandle(device_name, lines, nlines,  in gpiotools_sets()