From mboxrd@z Thu Jan 1 00:00:00 1970 From: tarun.kanti@ti.com (Tarun Kanti DebBarma) Date: Wed, 14 Dec 2011 01:50:15 +0530 Subject: [PATCH v9 13/31] gpio/omap: remove unnecessary bit-masking for read access In-Reply-To: <1323807633-23713-1-git-send-email-tarun.kanti@ti.com> References: <1323807633-23713-1-git-send-email-tarun.kanti@ti.com> Message-ID: <1323807633-23713-14-git-send-email-tarun.kanti@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Remove un-necessary bit masking. Since the register are 4 byte aligned and readl would work as is. The 'enabled' mask is already taking care to mask for bank width. Signed-off-by: Charulatha V Signed-off-by: Tarun Kanti DebBarma Reviewed-by: Santosh Shilimkar --- drivers/gpio/gpio-omap.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 87c54a1..f4ec9aa 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -577,9 +577,6 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) enabled = _get_gpio_irqbank_mask(bank); isr_saved = isr = __raw_readl(isr_reg) & enabled; - if (cpu_is_omap15xx() && (bank->method == METHOD_MPUIO)) - isr &= 0x0000ffff; - if (bank->level_mask) level_mask = bank->level_mask & enabled; -- 1.7.0.4