Since the bank->dbck initialization in a one time operation there is no need to keep this within gpio_debounce(). Therefore, moving clk_get(bank->dbck) to omap_gpio_mod_init(). Since the value of bank->dbck would be NULL at the beginning, this check has been removed.
Signed-off-by: Tarun Kanti DebBarma <[email protected]> Reported-by: Paul Walmsley <[email protected]> Reviewed-by: Jon Hunter <[email protected]> Cc: Kevin Hilman <[email protected]> Cc: Rajendra Nayak <[email protected]> Cc: Santosh Shilimkar <[email protected]> Cc: Cousson, Benoit <[email protected]> Cc: Paul Walmsley <[email protected]> --- drivers/gpio/gpio-omap.c | 10 ++++------ 1 files changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index c4ed172..afecdcc 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -889,12 +889,6 @@ static int gpio_debounce(struct gpio_chip *chip, unsigned offset, bank = container_of(chip, struct gpio_bank, chip); - if (!bank->dbck) { - bank->dbck = clk_get(bank->dev, "dbclk"); - if (IS_ERR(bank->dbck)) - dev_err(bank->dev, "Could not get gpio dbck\n"); - } - spin_lock_irqsave(&bank->lock, flags); _set_gpio_debounce(bank, offset, debounce); spin_unlock_irqrestore(&bank->lock, flags); @@ -966,6 +960,10 @@ static void omap_gpio_mod_init(struct gpio_bank *bank) /* Initialize interface clk ungated, module enabled */ if (bank->regs->ctrl) __raw_writel(0, base + bank->regs->ctrl); + + bank->dbck = clk_get(bank->dev, "dbclk"); + if (IS_ERR(bank->dbck)) + dev_err(bank->dev, "Could not get gpio dbck\n"); } static __devinit void -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
