From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755930AbcEXL6a (ORCPT ); Tue, 24 May 2016 07:58:30 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:53608 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755035AbcEXL62 (ORCPT ); Tue, 24 May 2016 07:58:28 -0400 From: To: , Linus Walleij , , , Maxime Coquelin CC: Subject: [PATCH v2] pinctrl: stm32: factorize stm32_pconf_input/output_get() Date: Tue, 24 May 2016 13:57:43 +0200 Message-ID: <1464091063-22341-2-git-send-email-patrice.chotard@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1464091063-22341-1-git-send-email-patrice.chotard@st.com> References: <1464091063-22341-1-git-send-email-patrice.chotard@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.48.1.66] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-05-24_03:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Patrice Chotard As these 2 functions code are 95% similar, factorize them. Signed-off-by: Patrice Chotard --- drivers/pinctrl/stm32/pinctrl-stm32.c | 31 ++++++++++--------------------- 1 file changed, 10 insertions(+), 21 deletions(-) diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index ae9fab8..4ae596b 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -638,8 +638,8 @@ static u32 stm32_pconf_get_bias(struct stm32_gpio_bank *bank, return (val >> (offset * 2)); } -static bool stm32_pconf_input_get(struct stm32_gpio_bank *bank, - unsigned int offset) +static bool stm32_pconf_get(struct stm32_gpio_bank *bank, + unsigned int offset, bool dir) { unsigned long flags; u32 val; @@ -647,23 +647,12 @@ static bool stm32_pconf_input_get(struct stm32_gpio_bank *bank, clk_enable(bank->clk); spin_lock_irqsave(&bank->lock, flags); - val = !!(readl_relaxed(bank->base + STM32_GPIO_IDR) & BIT(offset)); - - spin_unlock_irqrestore(&bank->lock, flags); - clk_disable(bank->clk); - - return val; -} - -static bool stm32_pconf_output_get(struct stm32_gpio_bank *bank, - unsigned int offset) -{ - unsigned long flags; - u32 val; - - clk_enable(bank->clk); - spin_lock_irqsave(&bank->lock, flags); - val = !!(readl_relaxed(bank->base + STM32_GPIO_ODR) & BIT(offset)); + if (dir) + val = !!(readl_relaxed(bank->base + STM32_GPIO_IDR) & + BIT(offset)); + else + val = !!(readl_relaxed(bank->base + STM32_GPIO_ODR) & + BIT(offset)); spin_unlock_irqrestore(&bank->lock, flags); clk_disable(bank->clk); @@ -772,7 +761,7 @@ static void stm32_pconf_dbg_show(struct pinctrl_dev *pctldev, switch (mode) { /* input */ case 0: - val = stm32_pconf_input_get(bank, offset); + val = stm32_pconf_get(bank, offset, true); seq_printf(s, "- %s - %s", val ? "high" : "low", biasing[bias]); @@ -782,7 +771,7 @@ static void stm32_pconf_dbg_show(struct pinctrl_dev *pctldev, case 1: drive = stm32_pconf_get_driving(bank, offset); speed = stm32_pconf_get_speed(bank, offset); - val = stm32_pconf_output_get(bank, offset); + val = stm32_pconf_get(bank, offset, false); seq_printf(s, "- %s - %s - %s - %s %s", val ? "high" : "low", drive ? "open drain" : "push pull", -- 1.9.1