openwrt/target/linux/sunxi/patches-3.13/163-ahci_sunxi-use-mdelay.patch

From 09de09bc2c236dccb0ed5ed38015e829550a5c28 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Sun, 23 Feb 2014 11:37:17 +0100
Subject: [PATCH] ahci_sunxi: Use msleep instead of mdelay

ahci_sunxi_phy_init is called from the probe and resume code paths, and
sleeping is safe in both, so use msleep instead of mdelay.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/ata/ahci_sunxi.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/ata/ahci_sunxi.c b/drivers/ata/ahci_sunxi.c
index 001f7dfc..d1bf3f7 100644
--- a/drivers/ata/ahci_sunxi.c
+++ b/drivers/ata/ahci_sunxi.c
@@ -90,7 +90,7 @@ static int ahci_sunxi_phy_init(struct device *dev, void __iomem *reg_base)
 
 	/* This magic is from the original code */
 	writel(0, reg_base + AHCI_RWCR);
-	mdelay(5);
+	msleep(5);
 
 	sunxi_setbits(reg_base + AHCI_PHYCS1R, BIT(19));
 	sunxi_clrsetbits(reg_base + AHCI_PHYCS0R,
@@ -105,7 +105,7 @@ static int ahci_sunxi_phy_init(struct device *dev, void __iomem *reg_base)
 			 (0x7 << 20), (0x3 << 20));
 	sunxi_clrsetbits(reg_base + AHCI_PHYCS2R,
 			 (0x1f << 5), (0x19 << 5));
-	mdelay(5);
+	msleep(5);
 
 	sunxi_setbits(reg_base + AHCI_PHYCS0R, (0x1 << 19));
 
@@ -137,7 +137,7 @@ static int ahci_sunxi_phy_init(struct device *dev, void __iomem *reg_base)
 		udelay(1);
 	} while (1);
 
-	mdelay(15);
+	msleep(15);
 
 	writel(0x7, reg_base + AHCI_RWCR);
 
-- 
1.8.5.5