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(unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 258a586a; Mon, 11 Nov 2024 10:34:25 +0800 (GMT+08:00) From: Ye Zhang To: Ye Zhang , linus.walleij@linaro.org, brgl@bgdev.pl, heiko@sntech.de, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, mika.westerberg@linux.intel.com, andriy.shevchenko@linux.intel.com, tao.huang@rock-chips.com, finley.xiao@rock-chips.com, tim.chen@rock-chips.com, elaine.zhang@rock-chips.com Subject: [PATCH v4 4/4] gpio: rockchip: Set input direction when request irq Date: Mon, 11 Nov 2024 10:34:12 +0800 Message-Id: <20241111023412.3466161-5-ye.zhang@rock-chips.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241111023412.3466161-1-ye.zhang@rock-chips.com> References: <20241111023412.3466161-1-ye.zhang@rock-chips.com> MIME-Version: 1.0 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZQ08fSVZIHUJMHU9JH0xLGUNWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSUhCSE NVSktLVUpCS0tZBg++ X-HM-Tid: 0a9319128a6a09d8kunm258a586a X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6ODo6Exw4IzIfCiwBMw4xGDwN LBRPCRlVSlVKTEhKSUJJT01MSUtKVTMWGhIXVQIeVQETGhUcOwkUGBBWGBMSCwhVGBQWRVlXWRIL WUFZTkNVSUlVTFVKSk9ZV1kIAVlBQkxJNwY+ DKIM-Signature: a=rsa-sha256; b=S4nbMRNXQ3eIAPG7NtbSJ2jTJJEm67pkoMh0tQThPPA69ReLy4qvuPUjnOY8dTv+sNY4CgwNRfrSFeCtucZnG4AiAXrQi9aIIKakdR2IK1wbuG6HTjYpmljpsbNf5C1TfPrjKAvLCLlQ7Boe02/1kr/q8nEsO6PQotNNHFxn1qA=; s=default; c=relaxed/relaxed; d=rock-chips.com; v=1; bh=wA6Lfw0pVK4KIHrVEahwSZAHmfqAeDyaeLLez6Fbs2s=; h=date:mime-version:subject:message-id:from; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241110_183431_258622_9EC103B8 X-CRM114-Status: UNSURE ( 9.40 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Since the GPIO can only generate interrupts when its direction is set to input, it is set to input before requesting the interrupt resources. Signed-off-by: Ye Zhang Reviewed-by: Sebastian Reichel Reviewed-by: Linus Walleij --- drivers/gpio/gpio-rockchip.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index b7a43e492965..40c2476699aa 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -476,8 +476,11 @@ static int rockchip_irq_reqres(struct irq_data *d) { struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); struct rockchip_pin_bank *bank = gc->private; + irq_hw_number_t hwirq = irqd_to_hwirq(d); - return gpiochip_reqres_irq(&bank->gpio_chip, d->hwirq); + rockchip_gpio_direction_input(&bank->gpio_chip, hwirq); + + return gpiochip_reqres_irq(&bank->gpio_chip, hwirq); } static void rockchip_irq_relres(struct irq_data *d)