diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/gpio/gpio-pca953x.c | 19 | ||||
| -rw-r--r-- | drivers/gpio/gpio-sim.c | 13 |
3 files changed, 9 insertions, 24 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index add5ad29a673..98b4d1633b25 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -338,6 +338,7 @@ config GPIO_GRANITERAPIDS config GPIO_GRGPIO tristate "Aeroflex Gaisler GRGPIO support" + depends on OF || COMPILE_TEST select GPIO_GENERIC select IRQ_DOMAIN help diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index be4c9981ebc4..d63c1030e6ac 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -841,25 +841,6 @@ static bool pca953x_irq_pending(struct pca953x_chip *chip, unsigned long *pendin DECLARE_BITMAP(trigger, MAX_LINE); int ret; - if (chip->driver_data & PCA_PCAL) { - /* Read the current interrupt status from the device */ - ret = pca953x_read_regs(chip, PCAL953X_INT_STAT, trigger); - if (ret) - return false; - - /* Check latched inputs and clear interrupt status */ - ret = pca953x_read_regs(chip, chip->regs->input, cur_stat); - if (ret) - return false; - - /* Apply filter for rising/falling edge selection */ - bitmap_replace(new_stat, chip->irq_trig_fall, chip->irq_trig_raise, cur_stat, gc->ngpio); - - bitmap_and(pending, new_stat, trigger, gc->ngpio); - - return !bitmap_empty(pending, gc->ngpio); - } - ret = pca953x_read_regs(chip, chip->regs->input, cur_stat); if (ret) return false; diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c index a086087ada17..b6c230fab840 100644 --- a/drivers/gpio/gpio-sim.c +++ b/drivers/gpio/gpio-sim.c @@ -1028,20 +1028,23 @@ gpio_sim_device_lockup_configfs(struct gpio_sim_device *dev, bool lock) struct configfs_subsystem *subsys = dev->group.cg_subsys; struct gpio_sim_bank *bank; struct gpio_sim_line *line; + struct config_item *item; /* - * The device only needs to depend on leaf line entries. This is + * The device only needs to depend on leaf entries. This is * sufficient to lock up all the configfs entries that the * instantiated, alive device depends on. */ list_for_each_entry(bank, &dev->bank_list, siblings) { list_for_each_entry(line, &bank->line_list, siblings) { + item = line->hog ? &line->hog->item + : &line->group.cg_item; + if (lock) - WARN_ON(configfs_depend_item_unlocked( - subsys, &line->group.cg_item)); + WARN_ON(configfs_depend_item_unlocked(subsys, + item)); else - configfs_undepend_item_unlocked( - &line->group.cg_item); + configfs_undepend_item_unlocked(item); } } } |