From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932964Ab2BBRdE (ORCPT ); Thu, 2 Feb 2012 12:33:04 -0500 Received: from arroyo.ext.ti.com ([192.94.94.40]:50447 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932841Ab2BBRbb (ORCPT ); Thu, 2 Feb 2012 12:31:31 -0500 From: Tarun Kanti DebBarma To: CC: , , , , , Tarun Kanti DebBarma , Charulatha V Subject: [PATCH v9 13/25] gpio/omap: remove unnecessary bit-masking for read access Date: Thu, 2 Feb 2012 23:00:39 +0530 Message-ID: <1328203851-20435-14-git-send-email-tarun.kanti@ti.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1328203851-20435-1-git-send-email-tarun.kanti@ti.com> References: <1328203851-20435-1-git-send-email-tarun.kanti@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.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 485b6b2..38beccc 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -576,9 +576,6 @@ 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