mfd: Use dev_get_drvdata() directly

Using dev_get_drvdata directly.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

4 files changed, 18 insertions, 35 deletions

diff --git a/drivers/mfd/ssbi.c b/drivers/mfd/ssbi.c
index 36b96fee4ce6..0ae27cd30268 100644
--- a/drivers/mfd/ssbi.c
+++ b/drivers/mfd/ssbi.c
@@ -80,8 +80,6 @@ struct ssbi {
         int (*write)(struct ssbi *, u16 addr, const u8 *buf, int len);
 };
 
-#define to_ssbi(dev)    platform_get_drvdata(to_platform_device(dev))
-
 static inline u32 ssbi_readl(struct ssbi *ssbi, u32 reg)
 {
         return readl(ssbi->base + reg);
@@ -243,7 +241,7 @@ err:
 
 int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len)
 {
-        struct ssbi *ssbi = to_ssbi(dev);
+        struct ssbi *ssbi = dev_get_drvdata(dev);
         unsigned long flags;
         int ret;
 
@@ -257,7 +255,7 @@ EXPORT_SYMBOL_GPL(ssbi_read);
 
 int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len)
 {
-        struct ssbi *ssbi = to_ssbi(dev);
+        struct ssbi *ssbi = dev_get_drvdata(dev);
         unsigned long flags;
         int ret;
 
diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
index 43d8683266de..e9cfb147345e 100644
--- a/drivers/mfd/t7l66xb.c
+++ b/drivers/mfd/t7l66xb.c
@@ -82,8 +82,7 @@ struct t7l66xb {
 
 static int t7l66xb_mmc_enable(struct platform_device *mmc)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
+        struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
         unsigned long flags;
         u8 dev_ctl;
         int ret;
@@ -108,8 +107,7 @@ static int t7l66xb_mmc_enable(struct platform_device *mmc)
 
 static int t7l66xb_mmc_disable(struct platform_device *mmc)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
+        struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
         unsigned long flags;
         u8 dev_ctl;
 
@@ -128,16 +126,14 @@ static int t7l66xb_mmc_disable(struct platform_device *mmc)
 
 static void t7l66xb_mmc_pwr(struct platform_device *mmc, int state)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
+        struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_pwr(t7l66xb->scr + 0x200, 0, state);
 }
 
 static void t7l66xb_mmc_clk_div(struct platform_device *mmc, int state)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
+        struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_clk_div(t7l66xb->scr + 0x200, 0, state);
 }
diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c
index 85fab3729102..f417c6fecfe2 100644
--- a/drivers/mfd/tc6387xb.c
+++ b/drivers/mfd/tc6387xb.c
@@ -80,16 +80,14 @@ static int tc6387xb_resume(struct platform_device *dev)
 
 static void tc6387xb_mmc_pwr(struct platform_device *mmc, int state)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_pwr(tc6387xb->scr + 0x200, 0, state);
 }
 
 static void tc6387xb_mmc_clk_div(struct platform_device *mmc, int state)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_clk_div(tc6387xb->scr + 0x200, 0, state);
 }
@@ -97,8 +95,7 @@ static void tc6387xb_mmc_clk_div(struct platform_device *mmc, int state)
 
 static int tc6387xb_mmc_enable(struct platform_device *mmc)
 {
-        struct platform_device *dev      = to_platform_device(mmc->dev.parent);
-        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
 
         clk_prepare_enable(tc6387xb->clk32k);
 
@@ -110,8 +107,7 @@ static int tc6387xb_mmc_enable(struct platform_device *mmc)
 
 static int tc6387xb_mmc_disable(struct platform_device *mmc)
 {
-        struct platform_device *dev      = to_platform_device(mmc->dev.parent);
-        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
 
         clk_disable_unprepare(tc6387xb->clk32k);
 
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 0c9f0390e891..6943048a64c2 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -122,14 +122,13 @@ enum {
 
 static int tc6393xb_nand_enable(struct platform_device *nand)
 {
-        struct platform_device *dev = to_platform_device(nand->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(nand->dev.parent);
         unsigned long flags;
 
         raw_spin_lock_irqsave(&tc6393xb->lock, flags);
 
         /* SMD buffer on */
-        dev_dbg(&dev->dev, "SMD buffer on\n");
+        dev_dbg(nand->dev.parent, "SMD buffer on\n");
         tmio_iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1));
 
         raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
@@ -312,8 +311,7 @@ static int tc6393xb_fb_disable(struct platform_device *dev)
 
 int tc6393xb_lcd_set_power(struct platform_device *fb, bool on)
 {
-        struct platform_device *dev = to_platform_device(fb->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(fb->dev.parent);
         u8 fer;
         unsigned long flags;
 
@@ -334,8 +332,7 @@ EXPORT_SYMBOL(tc6393xb_lcd_set_power);
 
 int tc6393xb_lcd_mode(struct platform_device *fb,
                                         const struct fb_videomode *mode) {
-        struct platform_device *dev = to_platform_device(fb->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(fb->dev.parent);
         unsigned long flags;
 
         raw_spin_lock_irqsave(&tc6393xb->lock, flags);
@@ -351,8 +348,7 @@ EXPORT_SYMBOL(tc6393xb_lcd_mode);
 
 static int tc6393xb_mmc_enable(struct platform_device *mmc)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_enable(tc6393xb->scr + 0x200, 0,
                 tc6393xb_mmc_resources[0].start & 0xfffe);
@@ -362,8 +358,7 @@ static int tc6393xb_mmc_enable(struct platform_device *mmc)
 
 static int tc6393xb_mmc_resume(struct platform_device *mmc)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_resume(tc6393xb->scr + 0x200, 0,
                 tc6393xb_mmc_resources[0].start & 0xfffe);
@@ -373,16 +368,14 @@ static int tc6393xb_mmc_resume(struct platform_device *mmc)
 
 static void tc6393xb_mmc_pwr(struct platform_device *mmc, int state)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_pwr(tc6393xb->scr + 0x200, 0, state);
 }
 
 static void tc6393xb_mmc_clk_div(struct platform_device *mmc, int state)
 {
-        struct platform_device *dev = to_platform_device(mmc->dev.parent);
-        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+        struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
 
         tmio_core_mmc_clk_div(tc6393xb->scr + 0x200, 0, state);
 }