[PATCH 44/61] rtc: simplify getting .drvdata

Wolfram Sang
2018-04-19T14:13:00Z

We should get drvdata from struct device directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---

Build tested only. buildbot is happy. Please apply individually.

drivers/rtc/rtc-bq4802.c | 6 ++----
drivers/rtc/rtc-ds1216.c | 6 ++----
drivers/rtc/rtc-ds1511.c | 9 +++------
drivers/rtc/rtc-ds1553.c | 15 +++++----------
drivers/rtc/rtc-ds1685.c | 21 +++++++--------------
drivers/rtc/rtc-ds1742.c | 6 ++----
drivers/rtc/rtc-lpc32xx.c | 16 ++++++----------
drivers/rtc/rtc-m48t59.c | 41 ++++++++++++++++-------------------------
drivers/rtc/rtc-mv.c | 3 +--
drivers/rtc/rtc-mxc.c | 21 +++++++--------------
drivers/rtc/rtc-pcap.c | 15 +++++----------
drivers/rtc/rtc-sh.c | 15 +++++----------
drivers/rtc/rtc-stk17ta8.c | 15 +++++----------
drivers/rtc/rtc-test.c | 3 +--
drivers/rtc/rtc-zynqmp.c | 10 ++++------
15 files changed, 71 insertions(+), 131 deletions(-)

diff --git a/drivers/rtc/rtc-bq4802.c b/drivers/rtc/rtc-bq4802.c
index bd170cb3361c..d768f6747961 100644
--- a/drivers/rtc/rtc-bq4802.c
+++ b/drivers/rtc/rtc-bq4802.c
@@ -48,8 +48,7 @@ static void bq4802_write_mem(struct bq4802 *p, int off, u8 val)

static int bq4802_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct bq4802 *p = platform_get_drvdata(pdev);
+ struct bq4802 *p = dev_get_drvdata(dev);
unsigned long flags;
unsigned int century;
u8 val;
@@ -91,8 +90,7 @@ static int bq4802_read_time(struct device *dev, struct rtc_time *tm)

static int bq4802_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct bq4802 *p = platform_get_drvdata(pdev);
+ struct bq4802 *p = dev_get_drvdata(dev);
u8 sec, min, hrs, day, mon, yrs, century, val;
unsigned long flags;
unsigned int year;
diff --git a/drivers/rtc/rtc-ds1216.c b/drivers/rtc/rtc-ds1216.c
index 5f158715fb4c..50fabe1cd286 100644
--- a/drivers/rtc/rtc-ds1216.c
+++ b/drivers/rtc/rtc-ds1216.c
@@ -76,8 +76,7 @@ static void ds1216_switch_ds_to_clock(u8 __iomem *ioaddr)

static int ds1216_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1216_priv *priv = platform_get_drvdata(pdev);
+ struct ds1216_priv *priv = dev_get_drvdata(dev);
struct ds1216_regs regs;

ds1216_switch_ds_to_clock(priv->ioaddr);
@@ -104,8 +103,7 @@ static int ds1216_rtc_read_time(struct device *dev, struct rtc_time *tm)

static int ds1216_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1216_priv *priv = platform_get_drvdata(pdev);
+ struct ds1216_priv *priv = dev_get_drvdata(dev);
struct ds1216_regs regs;

ds1216_switch_ds_to_clock(priv->ioaddr);
diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c
index a7d5ca428d68..b8b6e51c0461 100644
--- a/drivers/rtc/rtc-ds1511.c
+++ b/drivers/rtc/rtc-ds1511.c
@@ -314,8 +314,7 @@ ds1511_rtc_update_alarm(struct rtc_plat_data *pdata)
static int
ds1511_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
@@ -334,8 +333,7 @@ ds1511_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
static int
ds1511_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
@@ -373,8 +371,7 @@ ds1511_interrupt(int irq, void *dev_id)

static int ds1511_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c
index 2441b9a2b366..34af7a802f43 100644
--- a/drivers/rtc/rtc-ds1553.c
+++ b/drivers/rtc/rtc-ds1553.c
@@ -73,8 +73,7 @@ struct rtc_plat_data {

static int ds1553_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;
u8 century;

@@ -98,8 +97,7 @@ static int ds1553_rtc_set_time(struct device *dev, struct rtc_time *tm)

static int ds1553_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;
unsigned int year, month, day, hour, minute, second, week;
unsigned int century;
@@ -155,8 +153,7 @@ static void ds1553_rtc_update_alarm(struct rtc_plat_data *pdata)

static int ds1553_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
@@ -172,8 +169,7 @@ static int ds1553_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)

static int ds1553_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
@@ -208,8 +204,7 @@ static irqreturn_t ds1553_rtc_interrupt(int irq, void *dev_id)

static int ds1553_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
diff --git a/drivers/rtc/rtc-ds1685.c b/drivers/rtc/rtc-ds1685.c
index 1a39829d2b40..f0f8011dce3d 100644
--- a/drivers/rtc/rtc-ds1685.c
+++ b/drivers/rtc/rtc-ds1685.c
@@ -267,8 +267,7 @@ ds1685_rtc_get_ssn(struct ds1685_priv *rtc, u8 *ssn)
static int
ds1685_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 ctrlb, century;
u8 seconds, minutes, hours, wday, mday, month, years;

@@ -317,8 +316,7 @@ ds1685_rtc_read_time(struct device *dev, struct rtc_time *tm)
static int
ds1685_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 ctrlb, seconds, minutes, hours, wday, mday, month, years, century;

/* Fetch the time info from rtc_time. */
@@ -394,8 +392,7 @@ ds1685_rtc_set_time(struct device *dev, struct rtc_time *tm)
static int
ds1685_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 seconds, minutes, hours, mday, ctrlb, ctrlc;
int ret;

@@ -453,8 +450,7 @@ ds1685_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
static int
ds1685_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 ctrlb, seconds, minutes, hours, mday;
int ret;

@@ -1119,8 +1115,7 @@ static ssize_t
ds1685_rtc_sysfs_battery_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 ctrld;

ctrld = rtc->read(rtc, RTC_CTRL_D);
@@ -1140,8 +1135,7 @@ static ssize_t
ds1685_rtc_sysfs_auxbatt_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 ctrl4a;

ds1685_rtc_switch_to_bank1(rtc);
@@ -1163,8 +1157,7 @@ static ssize_t
ds1685_rtc_sysfs_serial_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct ds1685_priv *rtc = platform_get_drvdata(pdev);
+ struct ds1685_priv *rtc = dev_get_drvdata(dev);
u8 ssn[8];

ds1685_rtc_switch_to_bank1(rtc);
diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c
index 2d781180e968..5b7f02e89941 100644
--- a/drivers/rtc/rtc-ds1742.c
+++ b/drivers/rtc/rtc-ds1742.c
@@ -58,8 +58,7 @@ struct rtc_plat_data {

static int ds1742_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr_rtc;
u8 century;

@@ -83,8 +82,7 @@ static int ds1742_rtc_set_time(struct device *dev, struct rtc_time *tm)

static int ds1742_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr_rtc;
unsigned int year, month, day, hour, minute, second, week;
unsigned int century;
diff --git a/drivers/rtc/rtc-lpc32xx.c b/drivers/rtc/rtc-lpc32xx.c
index 3ba87239aacc..910e600275b9 100644
--- a/drivers/rtc/rtc-lpc32xx.c
+++ b/drivers/rtc/rtc-lpc32xx.c
@@ -294,11 +294,10 @@ static int lpc32xx_rtc_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int lpc32xx_rtc_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct lpc32xx_rtc *rtc = platform_get_drvdata(pdev);
+ struct lpc32xx_rtc *rtc = dev_get_drvdata(dev);

if (rtc->irq >= 0) {
- if (device_may_wakeup(&pdev->dev))
+ if (device_may_wakeup(dev))
enable_irq_wake(rtc->irq);
else
disable_irq_wake(rtc->irq);
@@ -309,10 +308,9 @@ static int lpc32xx_rtc_suspend(struct device *dev)

static int lpc32xx_rtc_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct lpc32xx_rtc *rtc = platform_get_drvdata(pdev);
+ struct lpc32xx_rtc *rtc = dev_get_drvdata(dev);

- if (rtc->irq >= 0 && device_may_wakeup(&pdev->dev))
+ if (rtc->irq >= 0 && device_may_wakeup(dev))
disable_irq_wake(rtc->irq);

return 0;
@@ -321,8 +319,7 @@ static int lpc32xx_rtc_resume(struct device *dev)
/* Unconditionally disable the alarm */
static int lpc32xx_rtc_freeze(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct lpc32xx_rtc *rtc = platform_get_drvdata(pdev);
+ struct lpc32xx_rtc *rtc = dev_get_drvdata(dev);

spin_lock_irq(&rtc->lock);

@@ -337,8 +334,7 @@ static int lpc32xx_rtc_freeze(struct device *dev)

static int lpc32xx_rtc_thaw(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct lpc32xx_rtc *rtc = platform_get_drvdata(pdev);
+ struct lpc32xx_rtc *rtc = dev_get_drvdata(dev);

if (rtc->alarm_enabled) {
spin_lock_irq(&rtc->lock);
diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c
index 216fac62c888..1053a406b3aa 100644
--- a/drivers/rtc/rtc-m48t59.c
+++ b/drivers/rtc/rtc-m48t59.c
@@ -47,8 +47,7 @@ struct m48t59_private {
static void
m48t59_mem_writeb(struct device *dev, u32 ofs, u8 val)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);

writeb(val, m48t59->ioaddr+ofs);
}
@@ -56,8 +55,7 @@ m48t59_mem_writeb(struct device *dev, u32 ofs, u8 val)
static u8
m48t59_mem_readb(struct device *dev, u32 ofs)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);

return readb(m48t59->ioaddr+ofs);
}
@@ -67,9 +65,8 @@ m48t59_mem_readb(struct device *dev, u32 ofs)
*/
static int m48t59_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
unsigned long flags;
u8 val;

@@ -110,9 +107,8 @@ static int m48t59_rtc_read_time(struct device *dev, struct rtc_time *tm)

static int m48t59_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
unsigned long flags;
u8 val = 0;
int year = tm->tm_year;
@@ -157,9 +153,8 @@ static int m48t59_rtc_set_time(struct device *dev, struct rtc_time *tm)
*/
static int m48t59_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
struct rtc_time *tm = &alrm->time;
unsigned long flags;
u8 val;
@@ -204,9 +199,8 @@ static int m48t59_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)
*/
static int m48t59_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
struct rtc_time *tm = &alrm->time;
u8 mday, hour, min, sec;
unsigned long flags;
@@ -265,9 +259,8 @@ static int m48t59_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
*/
static int m48t59_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
unsigned long flags;

spin_lock_irqsave(&m48t59->lock, flags);
@@ -282,9 +275,8 @@ static int m48t59_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)

static int m48t59_rtc_proc(struct device *dev, struct seq_file *seq)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
unsigned long flags;
u8 val;

@@ -303,9 +295,8 @@ static int m48t59_rtc_proc(struct device *dev, struct seq_file *seq)
static irqreturn_t m48t59_rtc_interrupt(int irq, void *dev_id)
{
struct device *dev = (struct device *)dev_id;
- struct platform_device *pdev = to_platform_device(dev);
- struct m48t59_plat_data *pdata = dev_get_platdata(&pdev->dev);
- struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
+ struct m48t59_plat_data *pdata = dev_get_platdata(dev);
+ struct m48t59_private *m48t59 = dev_get_drvdata(dev);
u8 event;

spin_lock(&m48t59->lock);
diff --git a/drivers/rtc/rtc-mv.c b/drivers/rtc/rtc-mv.c
index bc52dbb0c0e2..4b198b3778d3 100644
--- a/drivers/rtc/rtc-mv.c
+++ b/drivers/rtc/rtc-mv.c
@@ -176,8 +176,7 @@ static int mv_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)

static int mv_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;

if (pdata->irq < 0)
diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c
index bce427d202ee..822ebe4be3c3 100644
--- a/drivers/rtc/rtc-mxc.c
+++ b/drivers/rtc/rtc-mxc.c
@@ -109,8 +109,7 @@ static inline int is_imx1_rtc(struct rtc_plat_data *data)
*/
static time64_t get_alarm_or_time(struct device *dev, int time_alarm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;
u32 day = 0, hr = 0, min = 0, sec = 0, hr_min = 0;

@@ -139,8 +138,7 @@ static time64_t get_alarm_or_time(struct device *dev, int time_alarm)
static void set_alarm_or_time(struct device *dev, int time_alarm, time64_t time)
{
u32 tod, day, hr, min, sec, temp;
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;

day = div_s64_rem(time, 86400, &tod);
@@ -176,8 +174,7 @@ static void set_alarm_or_time(struct device *dev, int time_alarm, time64_t time)
static void rtc_update_alarm(struct device *dev, struct rtc_time *alrm)
{
time64_t time;
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;

time = rtc_tm_to_time64(alrm);
@@ -190,8 +187,7 @@ static void rtc_update_alarm(struct device *dev, struct rtc_time *alrm)
static void mxc_rtc_irq_enable(struct device *dev, unsigned int bit,
unsigned int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;
u32 reg;

@@ -266,8 +262,7 @@ static int mxc_rtc_read_time(struct device *dev, struct rtc_time *tm)
*/
static int mxc_rtc_set_mmss(struct device *dev, time64_t time)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

/*
* TTC_DAYR register is 9-bit in MX1 SoC, save time and day of year only
@@ -295,8 +290,7 @@ static int mxc_rtc_set_mmss(struct device *dev, time64_t time)
*/
static int mxc_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;

rtc_time64_to_tm(get_alarm_or_time(dev, MXC_RTC_ALARM), &alrm->time);
@@ -310,8 +304,7 @@ static int mxc_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
*/
static int mxc_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

rtc_update_alarm(dev, &alrm->time);

diff --git a/drivers/rtc/rtc-pcap.c b/drivers/rtc/rtc-pcap.c
index c05f524ba9af..f176cb9d0dbc 100644
--- a/drivers/rtc/rtc-pcap.c
+++ b/drivers/rtc/rtc-pcap.c
@@ -43,8 +43,7 @@ static irqreturn_t pcap_rtc_irq(int irq, void *_pcap_rtc)

static int pcap_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+ struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);
struct rtc_time *tm = &alrm->time;
unsigned long secs;
u32 tod; /* time of day, seconds since midnight */
@@ -63,8 +62,7 @@ static int pcap_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)

static int pcap_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+ struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);
struct rtc_time *tm = &alrm->time;
unsigned long secs;
u32 tod, days;
@@ -82,8 +80,7 @@ static int pcap_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)

static int pcap_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+ struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);
unsigned long secs;
u32 tod, days;

@@ -100,8 +97,7 @@ static int pcap_rtc_read_time(struct device *dev, struct rtc_time *tm)

static int pcap_rtc_set_mmss(struct device *dev, unsigned long secs)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+ struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);
u32 tod, days;

tod = secs % SEC_PER_DAY;
@@ -115,8 +111,7 @@ static int pcap_rtc_set_mmss(struct device *dev, unsigned long secs)

static int pcap_rtc_irq_enable(struct device *dev, int pirq, unsigned int en)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+ struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);

if (en)
enable_irq(pcap_to_irq(pcap_rtc->pcap, pirq));
diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index 4e8ab370ce63..4f98543d1ea5 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -359,8 +359,7 @@ static int sh_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)

static int sh_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct sh_rtc *rtc = platform_get_drvdata(pdev);
+ struct sh_rtc *rtc = dev_get_drvdata(dev);
unsigned int sec128, sec2, yr, yr100, cf_bit;

do {
@@ -419,8 +418,7 @@ static int sh_rtc_read_time(struct device *dev, struct rtc_time *tm)

static int sh_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct sh_rtc *rtc = platform_get_drvdata(pdev);
+ struct sh_rtc *rtc = dev_get_drvdata(dev);
unsigned int tmp;
int year;

@@ -475,8 +473,7 @@ static inline int sh_rtc_read_alarm_value(struct sh_rtc *rtc, int reg_off)

static int sh_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct sh_rtc *rtc = platform_get_drvdata(pdev);
+ struct sh_rtc *rtc = dev_get_drvdata(dev);
struct rtc_time *tm = &wkalrm->time;

spin_lock_irq(&rtc->lock);
@@ -509,8 +506,7 @@ static inline void sh_rtc_write_alarm_value(struct sh_rtc *rtc,

static int sh_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct sh_rtc *rtc = platform_get_drvdata(pdev);
+ struct sh_rtc *rtc = dev_get_drvdata(dev);
unsigned int rcr1;
struct rtc_time *tm = &wkalrm->time;
int mon;
@@ -723,8 +719,7 @@ static int __exit sh_rtc_remove(struct platform_device *pdev)

static void sh_rtc_set_irq_wake(struct device *dev, int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct sh_rtc *rtc = platform_get_drvdata(pdev);
+ struct sh_rtc *rtc = dev_get_drvdata(dev);

irq_set_irq_wake(rtc->periodic_irq, enabled);

diff --git a/drivers/rtc/rtc-stk17ta8.c b/drivers/rtc/rtc-stk17ta8.c
index e70b78d17a98..fccbecbb2c98 100644
--- a/drivers/rtc/rtc-stk17ta8.c
+++ b/drivers/rtc/rtc-stk17ta8.c
@@ -74,8 +74,7 @@ struct rtc_plat_data {

static int stk17ta8_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;
u8 flags;

@@ -97,8 +96,7 @@ static int stk17ta8_rtc_set_time(struct device *dev, struct rtc_time *tm)

static int stk17ta8_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);
void __iomem *ioaddr = pdata->ioaddr;
unsigned int year, month, day, hour, minute, second, week;
unsigned int century;
@@ -163,8 +161,7 @@ static void stk17ta8_rtc_update_alarm(struct rtc_plat_data *pdata)

static int stk17ta8_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
@@ -180,8 +177,7 @@ static int stk17ta8_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)

static int stk17ta8_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
@@ -217,8 +213,7 @@ static irqreturn_t stk17ta8_rtc_interrupt(int irq, void *dev_id)
static int stk17ta8_rtc_alarm_irq_enable(struct device *dev,
unsigned int enabled)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ struct rtc_plat_data *pdata = dev_get_drvdata(dev);

if (pdata->irq <= 0)
return -EINVAL;
diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index 3a2da4c892d6..390f928fd6fc 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -84,8 +84,7 @@ static ssize_t test_irq_store(struct device *dev,
const char *buf, size_t count)
{
int retval;
- struct platform_device *plat_dev = to_platform_device(dev);
- struct rtc_device *rtc = platform_get_drvdata(plat_dev);
+ struct rtc_device *rtc = dev_get_drvdata(dev);

retval = count;
if (strncmp(buf, "tick", 4) == 0 && rtc->pie_enabled)
diff --git a/drivers/rtc/rtc-zynqmp.c b/drivers/rtc/rtc-zynqmp.c
index fba994dc31eb..c532bd13fbe5 100644
--- a/drivers/rtc/rtc-zynqmp.c
+++ b/drivers/rtc/rtc-zynqmp.c
@@ -278,10 +278,9 @@ static int xlnx_rtc_remove(struct platform_device *pdev)

static int __maybe_unused xlnx_rtc_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct xlnx_rtc_dev *xrtcdev = platform_get_drvdata(pdev);
+ struct xlnx_rtc_dev *xrtcdev = dev_get_drvdata(dev);

- if (device_may_wakeup(&pdev->dev))
+ if (device_may_wakeup(dev))
enable_irq_wake(xrtcdev->alarm_irq);
else
xlnx_rtc_alarm_irq_enable(dev, 0);
@@ -291,10 +290,9 @@ static int __maybe_unused xlnx_rtc_suspend(struct device *dev)

static int __maybe_unused xlnx_rtc_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct xlnx_rtc_dev *xrtcdev = platform_get_drvdata(pdev);
+ struct xlnx_rtc_dev *xrtcdev = dev_get_drvdata(dev);

- if (device_may_wakeup(&pdev->dev))
+ if (device_may_wakeup(dev))
disable_irq_wake(xrtcdev->alarm_irq);
else
xlnx_rtc_alarm_irq_enable(dev, 1);
--
2.11.0