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drivers/linuxgpiod: simplify gpio release 

We already have a helper to release the gpio.
Extend it to also release its corresponding gpio chip.

As side effect, remove comparison with NULL.

Change-Id: I47cd446edfaead662d63c3330f25a791b747e882
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7033
Tested-by: jenkins
Reviewed-by: Steve Marple <stevemarple@googlemail.com>
This commit is contained in:
Antonio Borneo 2022-06-13 15:56:14 +02:00
parent 1a3573d731
commit eab88eadd7
1 changed files with 13 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
src/jtag/drivers/linuxgpiod.c
View File

@ -288,45 +288,26 @@ static bool linuxgpiod_swd_mode_possible(void)
return true;
}
static inline void helper_release(struct gpiod_line *line)
static inline void helper_release(struct gpiod_line *line, struct gpiod_chip *chip)
{
if (line)
gpiod_line_release(line);
if (chip)
gpiod_chip_close(chip);
}
static int linuxgpiod_quit(void)
{
helper_release(gpiod_led);
helper_release(gpiod_srst);
helper_release(gpiod_swdio);
helper_release(gpiod_swdio_dir);
helper_release(gpiod_swclk);
helper_release(gpiod_trst);
helper_release(gpiod_tms);
helper_release(gpiod_tck);
helper_release(gpiod_tdi);
helper_release(gpiod_tdo);
if (gpiod_chip_led != NULL)
gpiod_chip_close(gpiod_chip_led);
if (gpiod_chip_srst != NULL)
gpiod_chip_close(gpiod_chip_srst);
if (gpiod_chip_swdio != NULL)
gpiod_chip_close(gpiod_chip_swdio);
if (gpiod_chip_swdio_dir != NULL)
gpiod_chip_close(gpiod_chip_swdio_dir);
if (gpiod_chip_swclk != NULL)
gpiod_chip_close(gpiod_chip_swclk);
if (gpiod_chip_trst != NULL)
gpiod_chip_close(gpiod_chip_trst);
if (gpiod_chip_tms != NULL)
gpiod_chip_close(gpiod_chip_tms);
if (gpiod_chip_tck != NULL)
gpiod_chip_close(gpiod_chip_tck);
if (gpiod_chip_tdi != NULL)
gpiod_chip_close(gpiod_chip_tdi);
if (gpiod_chip_tdo != NULL)
gpiod_chip_close(gpiod_chip_tdo);
helper_release(gpiod_led, gpiod_chip_led);
helper_release(gpiod_srst, gpiod_chip_srst);
helper_release(gpiod_swdio, gpiod_chip_swdio);
helper_release(gpiod_swdio_dir, gpiod_chip_swdio_dir);
helper_release(gpiod_swclk, gpiod_chip_swclk);
helper_release(gpiod_trst, gpiod_chip_trst);
helper_release(gpiod_tms, gpiod_chip_tms);
helper_release(gpiod_tck, gpiod_chip_tck);
helper_release(gpiod_tdi, gpiod_chip_tdi);
helper_release(gpiod_tdo, gpiod_chip_tdo);
return ERROR_OK;
}