mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-26 13:44:15 +08:00
Merge branch 'for-2639-rc4/i2c-fixes' of git://git.fluff.org/bjdooks/linux
* 'for-2639-rc4/i2c-fixes' of git://git.fluff.org/bjdooks/linux:
i2c-omap: fixup commit cb527ede1b
whitespace
i2c-omap: Double clear of ARDY status in IRQ handler
i2c-omap: fix build for !CONFIG_SUSPEND
i2c-omap: fix static suspend vs. runtime suspend
i2c-stu300: make sure adapter-name is terminated
This commit is contained in:
commit
4a508dd259
@ -847,11 +847,15 @@ complete:
|
||||
dev_err(dev->dev, "Arbitration lost\n");
|
||||
err |= OMAP_I2C_STAT_AL;
|
||||
}
|
||||
/*
|
||||
* ProDB0017052: Clear ARDY bit twice
|
||||
*/
|
||||
if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |
|
||||
OMAP_I2C_STAT_AL)) {
|
||||
omap_i2c_ack_stat(dev, stat &
|
||||
(OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |
|
||||
OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
|
||||
OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR |
|
||||
OMAP_I2C_STAT_ARDY));
|
||||
omap_i2c_complete_cmd(dev, err);
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
@ -1137,12 +1141,41 @@ omap_i2c_remove(struct platform_device *pdev)
|
||||
return 0;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_SUSPEND
|
||||
static int omap_i2c_suspend(struct device *dev)
|
||||
{
|
||||
if (!pm_runtime_suspended(dev))
|
||||
if (dev->bus && dev->bus->pm && dev->bus->pm->runtime_suspend)
|
||||
dev->bus->pm->runtime_suspend(dev);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int omap_i2c_resume(struct device *dev)
|
||||
{
|
||||
if (!pm_runtime_suspended(dev))
|
||||
if (dev->bus && dev->bus->pm && dev->bus->pm->runtime_resume)
|
||||
dev->bus->pm->runtime_resume(dev);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct dev_pm_ops omap_i2c_pm_ops = {
|
||||
.suspend = omap_i2c_suspend,
|
||||
.resume = omap_i2c_resume,
|
||||
};
|
||||
#define OMAP_I2C_PM_OPS (&omap_i2c_pm_ops)
|
||||
#else
|
||||
#define OMAP_I2C_PM_OPS NULL
|
||||
#endif
|
||||
|
||||
static struct platform_driver omap_i2c_driver = {
|
||||
.probe = omap_i2c_probe,
|
||||
.remove = omap_i2c_remove,
|
||||
.driver = {
|
||||
.name = "omap_i2c",
|
||||
.owner = THIS_MODULE,
|
||||
.pm = OMAP_I2C_PM_OPS,
|
||||
},
|
||||
};
|
||||
|
||||
|
@ -942,7 +942,7 @@ stu300_probe(struct platform_device *pdev)
|
||||
adap->owner = THIS_MODULE;
|
||||
/* DDC class but actually often used for more generic I2C */
|
||||
adap->class = I2C_CLASS_DDC;
|
||||
strncpy(adap->name, "ST Microelectronics DDC I2C adapter",
|
||||
strlcpy(adap->name, "ST Microelectronics DDC I2C adapter",
|
||||
sizeof(adap->name));
|
||||
adap->nr = bus_nr;
|
||||
adap->algo = &stu300_algo;
|
||||
|
Loading…
Reference in New Issue
Block a user