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jtag: drivers: sysfsgpio: lift upper gpio number limit 

Recent Linux maps GPIOs from 1023 downwards so do not limit the number
to 1000.

This should fix #183.

Change-Id: I6d4f493b670be9ed9b82759f0fb686a9faddbbf5
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/4502
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
This commit is contained in:
Paul Fertser 2018-04-26 19:21:30 +03:00 committed by Matthias Welwarsky
parent 2ba27e2f3e
commit cdf1e826eb
1 changed files with 4 additions and 4 deletions
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8
src/jtag/drivers/sysfsgpio.c
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@ -58,11 +58,11 @@
/* /*
* Helper func to determine if gpio number valid * Helper func to determine if gpio number valid
* *
* Assume here that there will be less than 1000 gpios on a system * Assume here that there will be less than 10000 gpios on a system
*/ */
static int is_gpio_valid(int gpio) static int is_gpio_valid(int gpio)
{ {
return gpio >= 0 && gpio < 1000; return gpio >= 0 && gpio < 10000;
} }
/* /*
@ -89,7 +89,7 @@ static int open_write_close(const char *name, const char *valstr)
*/ */
static void unexport_sysfs_gpio(int gpio) static void unexport_sysfs_gpio(int gpio)
{ {
char gpiostr[4]; char gpiostr[5];
if (!is_gpio_valid(gpio)) if (!is_gpio_valid(gpio))
return; return;
@ -113,7 +113,7 @@ static void unexport_sysfs_gpio(int gpio)
static int setup_sysfs_gpio(int gpio, int is_output, int init_high) static int setup_sysfs_gpio(int gpio, int is_output, int init_high)
{ {
char buf[40]; char buf[40];
char gpiostr[4]; char gpiostr[5];
int ret; int ret;
if (!is_gpio_valid(gpio)) if (!is_gpio_valid(gpio))