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Subject[PATCH v8 16/20] tools: gpio: rename nlines to num_lines
Date
Rename nlines to num_lines to be consistent with other usage for fields
describing the number of entries in an array.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
---
tools/gpio/gpio-hammer.c | 26 +++++++++++++-------------
tools/gpio/gpio-utils.c | 20 ++++++++++----------
tools/gpio/gpio-utils.h | 6 +++---
3 files changed, 26 insertions(+), 26 deletions(-)

diff --git a/tools/gpio/gpio-hammer.c b/tools/gpio/gpio-hammer.c
index 9fd926e8cb52..a2c7577fad5c 100644
--- a/tools/gpio/gpio-hammer.c
+++ b/tools/gpio/gpio-hammer.c
@@ -22,7 +22,7 @@
#include <linux/gpio.h>
#include "gpio-utils.h"

-int hammer_device(const char *device_name, unsigned int *lines, int nlines,
+int hammer_device(const char *device_name, unsigned int *lines, int num_lines,
unsigned int loops)
{
struct gpiohandle_data data;
@@ -33,7 +33,7 @@ int hammer_device(const char *device_name, unsigned int *lines, int nlines,
unsigned int iteration = 0;

memset(&data.values, 0, sizeof(data.values));
- ret = gpiotools_request_linehandle(device_name, lines, nlines,
+ ret = gpiotools_request_linehandle(device_name, lines, num_lines,
GPIOHANDLE_REQUEST_OUTPUT, &data,
"gpio-hammer");
if (ret < 0)
@@ -46,15 +46,15 @@ int hammer_device(const char *device_name, unsigned int *lines, int nlines,
goto exit_close_error;

fprintf(stdout, "Hammer lines [");
- for (i = 0; i < nlines; i++) {
+ for (i = 0; i < num_lines; i++) {
fprintf(stdout, "%d", lines[i]);
- if (i != (nlines - 1))
+ if (i != (num_lines - 1))
fprintf(stdout, ", ");
}
fprintf(stdout, "] on %s, initial states: [", device_name);
- for (i = 0; i < nlines; i++) {
+ for (i = 0; i < num_lines; i++) {
fprintf(stdout, "%d", data.values[i]);
- if (i != (nlines - 1))
+ if (i != (num_lines - 1))
fprintf(stdout, ", ");
}
fprintf(stdout, "]\n");
@@ -63,7 +63,7 @@ int hammer_device(const char *device_name, unsigned int *lines, int nlines,
j = 0;
while (1) {
/* Invert all lines so we blink */
- for (i = 0; i < nlines; i++)
+ for (i = 0; i < num_lines; i++)
data.values[i] = !data.values[i];

ret = gpiotools_set_values(fd, &data);
@@ -81,9 +81,9 @@ int hammer_device(const char *device_name, unsigned int *lines, int nlines,
j = 0;

fprintf(stdout, "[");
- for (i = 0; i < nlines; i++) {
+ for (i = 0; i < num_lines; i++) {
fprintf(stdout, "%d: %d", lines[i], data.values[i]);
- if (i != (nlines - 1))
+ if (i != (num_lines - 1))
fprintf(stdout, ", ");
}
fprintf(stdout, "]\r");
@@ -121,7 +121,7 @@ int main(int argc, char **argv)
const char *device_name = NULL;
unsigned int lines[GPIOHANDLES_MAX];
unsigned int loops = 0;
- int nlines;
+ int num_lines;
int c;
int i;

@@ -158,11 +158,11 @@ int main(int argc, char **argv)
return -1;
}

- nlines = i;
+ num_lines = i;

- if (!device_name || !nlines) {
+ if (!device_name || !num_lines) {
print_usage();
return -1;
}
- return hammer_device(device_name, lines, nlines, loops);
+ return hammer_device(device_name, lines, num_lines, loops);
}
diff --git a/tools/gpio/gpio-utils.c b/tools/gpio/gpio-utils.c
index 16a5d9cb9da2..d527980bcb94 100644
--- a/tools/gpio/gpio-utils.c
+++ b/tools/gpio/gpio-utils.c
@@ -38,7 +38,7 @@
* such as "gpiochip0"
* @lines: An array desired lines, specified by offset
* index for the associated GPIO device.
- * @nline: The number of lines to request.
+ * @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
@@ -56,7 +56,7 @@
* On failure return the errno.
*/
int gpiotools_request_linehandle(const char *device_name, unsigned int *lines,
- unsigned int nlines, unsigned int flag,
+ unsigned int num_lines, unsigned int flag,
struct gpiohandle_data *data,
const char *consumer_label)
{
@@ -78,12 +78,12 @@ int gpiotools_request_linehandle(const char *device_name, unsigned int *lines,
goto exit_free_name;
}

- for (i = 0; i < nlines; i++)
+ for (i = 0; i < num_lines; i++)
req.lineoffsets[i] = lines[i];

req.flags = flag;
strcpy(req.consumer_label, consumer_label);
- req.lines = nlines;
+ req.lines = num_lines;
if (flag & GPIOHANDLE_REQUEST_OUTPUT)
memcpy(req.default_values, data, sizeof(req.default_values));

@@ -194,20 +194,20 @@ int gpiotools_get(const char *device_name, unsigned int line)
* such as "gpiochip0".
* @lines: An array desired lines, specified by offset
* index for the associated GPIO device.
- * @nline: The number of lines to request.
+ * @num_lines: The number of lines to request.
* @data: The array of values get from gpiochip.
*
* Return: On success return 0;
* On failure return the errno.
*/
int gpiotools_gets(const char *device_name, unsigned int *lines,
- unsigned int nlines, struct gpiohandle_data *data)
+ unsigned int num_lines, struct gpiohandle_data *data)
{
int fd;
int ret;
int ret_close;

- ret = gpiotools_request_linehandle(device_name, lines, nlines,
+ ret = gpiotools_request_linehandle(device_name, lines, num_lines,
GPIOHANDLE_REQUEST_INPUT, data,
CONSUMER);
if (ret < 0)
@@ -245,7 +245,7 @@ int gpiotools_set(const char *device_name, unsigned int line,
* such as "gpiochip0".
* @lines: An array desired lines, specified by offset
* index for the associated GPIO device.
- * @nline: The number of lines to request.
+ * @num_lines: The number of lines to request.
* @data: The array of values set to gpiochip, must be
* 0(low) or 1(high).
*
@@ -253,11 +253,11 @@ int gpiotools_set(const char *device_name, unsigned int line,
* On failure return the errno.
*/
int gpiotools_sets(const char *device_name, unsigned int *lines,
- unsigned int nlines, struct gpiohandle_data *data)
+ unsigned int num_lines, struct gpiohandle_data *data)
{
int ret;

- ret = gpiotools_request_linehandle(device_name, lines, nlines,
+ ret = gpiotools_request_linehandle(device_name, lines, num_lines,
GPIOHANDLE_REQUEST_OUTPUT, data,
CONSUMER);
if (ret < 0)
diff --git a/tools/gpio/gpio-utils.h b/tools/gpio/gpio-utils.h
index cf37f13f3dcb..324729577865 100644
--- a/tools/gpio/gpio-utils.h
+++ b/tools/gpio/gpio-utils.h
@@ -23,7 +23,7 @@ static inline int check_prefix(const char *str, const char *prefix)
}

int gpiotools_request_linehandle(const char *device_name, unsigned int *lines,
- unsigned int nlines, unsigned int flag,
+ unsigned int num_lines, unsigned int flag,
struct gpiohandle_data *data,
const char *consumer_label);
int gpiotools_set_values(const int fd, struct gpiohandle_data *data);
@@ -32,10 +32,10 @@ int gpiotools_release_linehandle(const int fd);

int gpiotools_get(const char *device_name, unsigned int line);
int gpiotools_gets(const char *device_name, unsigned int *lines,
- unsigned int nlines, struct gpiohandle_data *data);
+ unsigned int num_lines, struct gpiohandle_data *data);
int gpiotools_set(const char *device_name, unsigned int line,
unsigned int value);
int gpiotools_sets(const char *device_name, unsigned int *lines,
- unsigned int nlines, struct gpiohandle_data *data);
+ unsigned int num_lines, struct gpiohandle_data *data);

#endif /* _GPIO_UTILS_H_ */
--
2.28.0
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