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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        "Ben Dooks (Codethink)" <ben.dooks@codethink.co.uk>,
        Linus Walleij <linus.walleij@linaro.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.4 225/434] pinctrl: amd: fix __iomem annotation in amd_gpio_irq_handler()
Date:   Sun, 29 Dec 2019 18:24:38 +0100
Message-Id: <20191229172716.801599919@linuxfoundation.org>
In-Reply-To: <20191229172702.393141737@linuxfoundation.org>
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From: Ben Dooks (Codethink) <ben.dooks@codethink.co.uk>

[ Upstream commit 10ff58aa3c2e2a093b6ad615a7e3d8bb0dc613e5 ]

The regs pointer in amd_gpio_irq_handler() should have __iomem
on it, so add that to fix the following sparse warnings:

drivers/pinctrl/pinctrl-amd.c:555:14: warning: incorrect type in assignment (different address spaces)
drivers/pinctrl/pinctrl-amd.c:555:14:    expected unsigned int [usertype] *regs
drivers/pinctrl/pinctrl-amd.c:555:14:    got void [noderef] <asn:2> *base
drivers/pinctrl/pinctrl-amd.c:563:34: warning: incorrect type in argument 1 (different address spaces)
drivers/pinctrl/pinctrl-amd.c:563:34:    expected void const volatile [noderef] <asn:2> *addr
drivers/pinctrl/pinctrl-amd.c:563:34:    got unsigned int [usertype] *
drivers/pinctrl/pinctrl-amd.c:580:34: warning: incorrect type in argument 1 (different address spaces)
drivers/pinctrl/pinctrl-amd.c:580:34:    expected void const volatile [noderef] <asn:2> *addr
drivers/pinctrl/pinctrl-amd.c:580:34:    got unsigned int [usertype] *
drivers/pinctrl/pinctrl-amd.c:587:25: warning: incorrect type in argument 2 (different address spaces)
drivers/pinctrl/pinctrl-amd.c:587:25:    expected void volatile [noderef] <asn:2> *addr
drivers/pinctrl/pinctrl-amd.c:587:25:    got unsigned int [usertype] *

Signed-off-by: Ben Dooks (Codethink) <ben.dooks@codethink.co.uk>
Link: https://lore.kernel.org/r/20191022151154.5986-1-ben.dooks@codethink.co.uk
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/pinctrl/pinctrl-amd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index 2c61141519f8..eab078244a4c 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -540,7 +540,8 @@ static irqreturn_t amd_gpio_irq_handler(int irq, void *dev_id)
 	irqreturn_t ret = IRQ_NONE;
 	unsigned int i, irqnr;
 	unsigned long flags;
-	u32 *regs, regval;
+	u32 __iomem *regs;
+	u32  regval;
 	u64 status, mask;
 
 	/* Read the wake status */
-- 
2.20.1