[PATCH v3 4/7] ata: ahci_sunxi: use xxxsetbitsi_le32 functions

From: Corentin Labbe <clabbe@baylibre.com>
To: Gilles.Muller@lip6.fr, Julia.Lawall@lip6.fr, agust@denx.de,
	airlied@linux.ie, alexandre.torgue@st.com, alistair@popple.id.au,
	benh@kernel.crashing.org, carlo@caione.org, davem@davemloft.net,
	galak@kernel.crashing.org, joabreu@synopsys.com,
	khilman@baylibre.com, matthias.bgg@gmail.com,
	maxime.ripard@bootlin.com, michal.lkml@markovi.net,
	mpe@ellerman.id.au, mporter@kernel.crashing.org,
	narmstrong@baylibre.com, nicolas.palix@imag.fr, oss@buserror.net,
	paulus@samba.org, peppe.cavallaro@st.com, tj@kernel.org,
	vitb@kernel.crashing.org, wens@csie.org
Cc: cocci@systeme.lip6.fr, dri-devel@lists.freedesktop.org,
	linux-amlogic@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org, linux-ide@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org,
	linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org,
	linux-sunxi@googlegroups.com,
	Corentin Labbe <clabbe@baylibre.com>
Subject: [PATCH v3 4/7] ata: ahci_sunxi: use xxxsetbitsi_le32 functions
Date: Wed, 24 Oct 2018 07:35:50 +0000	[thread overview]
Message-ID: <1540366553-18541-5-git-send-email-clabbe@baylibre.com> (raw)
In-Reply-To: <1540366553-18541-1-git-send-email-clabbe@baylibre.com>

This patch converts ahci_sunxi to use xxxsetbits_le32 functions

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
---
 drivers/ata/ahci_sunxi.c | 62 +++++++++++-----------------------------
 1 file changed, 17 insertions(+), 45 deletions(-)

diff --git a/drivers/ata/ahci_sunxi.c b/drivers/ata/ahci_sunxi.c
index 911710643305..69c2e01c3d52 100644
--- a/drivers/ata/ahci_sunxi.c
+++ b/drivers/ata/ahci_sunxi.c
@@ -25,6 +25,7 @@
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
+#include <linux/setbits.h>
 #include "ahci.h"
 
 #define DRV_NAME "ahci-sunxi"
@@ -58,34 +59,6 @@ MODULE_PARM_DESC(enable_pmp,
 #define AHCI_P0PHYCR	0x0178
 #define AHCI_P0PHYSR	0x017c
 
-static void sunxi_clrbits(void __iomem *reg, u32 clr_val)
-{
-	u32 reg_val;
-
-	reg_val = readl(reg);
-	reg_val &= ~(clr_val);
-	writel(reg_val, reg);
-}
-
-static void sunxi_setbits(void __iomem *reg, u32 set_val)
-{
-	u32 reg_val;
-
-	reg_val = readl(reg);
-	reg_val |= set_val;
-	writel(reg_val, reg);
-}
-
-static void sunxi_clrsetbits(void __iomem *reg, u32 clr_val, u32 set_val)
-{
-	u32 reg_val;
-
-	reg_val = readl(reg);
-	reg_val &= ~(clr_val);
-	reg_val |= set_val;
-	writel(reg_val, reg);
-}
-
 static u32 sunxi_getbits(void __iomem *reg, u8 mask, u8 shift)
 {
 	return (readl(reg) >> shift) & mask;
@@ -100,22 +73,21 @@ static int ahci_sunxi_phy_init(struct device *dev, void __iomem *reg_base)
 	writel(0, reg_base + AHCI_RWCR);
 	msleep(5);
 
-	sunxi_setbits(reg_base + AHCI_PHYCS1R, BIT(19));
-	sunxi_clrsetbits(reg_base + AHCI_PHYCS0R,
-			 (0x7 << 24),
-			 (0x5 << 24) | BIT(23) | BIT(18));
-	sunxi_clrsetbits(reg_base + AHCI_PHYCS1R,
-			 (0x3 << 16) | (0x1f << 8) | (0x3 << 6),
-			 (0x2 << 16) | (0x6 << 8) | (0x2 << 6));
-	sunxi_setbits(reg_base + AHCI_PHYCS1R, BIT(28) | BIT(15));
-	sunxi_clrbits(reg_base + AHCI_PHYCS1R, BIT(19));
-	sunxi_clrsetbits(reg_base + AHCI_PHYCS0R,
-			 (0x7 << 20), (0x3 << 20));
-	sunxi_clrsetbits(reg_base + AHCI_PHYCS2R,
-			 (0x1f << 5), (0x19 << 5));
+	setbits_le32(reg_base + AHCI_PHYCS1R, BIT(19));
+	clrsetbits_le32(reg_base + AHCI_PHYCS0R, (0x7 << 24),
+			(0x5 << 24) | BIT(23) | BIT(18));
+	clrsetbits_le32(reg_base + AHCI_PHYCS1R,
+			(0x3 << 16) | (0x1f << 8) | (0x3 << 6),
+			(0x2 << 16) | (0x6 << 8) | (0x2 << 6));
+	setbits_le32(reg_base + AHCI_PHYCS1R, BIT(28) | BIT(15));
+	clrbits_le32(reg_base + AHCI_PHYCS1R, BIT(19));
+	clrsetbits_le32(reg_base + AHCI_PHYCS0R,
+			(0x7 << 20), (0x3 << 20));
+	clrsetbits_le32(reg_base + AHCI_PHYCS2R,
+			(0x1f << 5), (0x19 << 5));
 	msleep(5);
 
-	sunxi_setbits(reg_base + AHCI_PHYCS0R, (0x1 << 19));
+	setbits_le32(reg_base + AHCI_PHYCS0R, (0x1 << 19));
 
 	timeout = 250; /* Power up takes aprox 50 us */
 	do {
@@ -130,7 +102,7 @@ static int ahci_sunxi_phy_init(struct device *dev, void __iomem *reg_base)
 		udelay(1);
 	} while (1);
 
-	sunxi_setbits(reg_base + AHCI_PHYCS2R, (0x1 << 24));
+	setbits_le32(reg_base + AHCI_PHYCS2R, (0x1 << 24));
 
 	timeout = 100; /* Calibration takes aprox 10 us */
 	do {
@@ -158,10 +130,10 @@ static void ahci_sunxi_start_engine(struct ata_port *ap)
 	struct ahci_host_priv *hpriv = ap->host->private_data;
 
 	/* Setup DMA before DMA start */
-	sunxi_clrsetbits(hpriv->mmio + AHCI_P0DMACR, 0x0000ff00, 0x00004400);
+	clrsetbits_le32(hpriv->mmio + AHCI_P0DMACR, 0x0000ff00, 0x00004400);
 
 	/* Start DMA */
-	sunxi_setbits(port_mmio + PORT_CMD, PORT_CMD_START);
+	setbits_le32(port_mmio + PORT_CMD, PORT_CMD_START);
 }
 
 static const struct ata_port_info ahci_sunxi_port_info = {
-- 
2.18.1

