[PATCH v3 3/5] i2c: exynos5: Remove suspension check
Bastian Hecht
hechtb at gmail.com
Thu Jul 17 07:48:38 PDT 2014
We now take care of suspension in the i2c core code. So we can remove this
check here.
Signed-off-by: Bastian Hecht <hechtb at gmail.com>
---
same as v1
drivers/i2c/busses/i2c-exynos5.c | 20 +-------------------
1 file changed, 1 insertion(+), 19 deletions(-)
diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c
index 63d2292..a80cf28 100644
--- a/drivers/i2c/busses/i2c-exynos5.c
+++ b/drivers/i2c/busses/i2c-exynos5.c
@@ -145,7 +145,6 @@
struct exynos5_i2c {
struct i2c_adapter adap;
- unsigned int suspended:1;
struct i2c_msg *msg;
struct completion msg_complete;
@@ -610,11 +609,6 @@ static int exynos5_i2c_xfer(struct i2c_adapter *adap,
struct exynos5_i2c *i2c = adap->algo_data;
int i = 0, ret = 0, stop = 0;
- if (i2c->suspended) {
- dev_err(i2c->dev, "HS-I2C is not initialized.\n");
- return -EIO;
- }
-
clk_prepare_enable(i2c->clk);
for (i = 0; i < num; i++, msgs++) {
@@ -757,16 +751,6 @@ static int exynos5_i2c_remove(struct platform_device *pdev)
}
#ifdef CONFIG_PM_SLEEP
-static int exynos5_i2c_suspend_noirq(struct device *dev)
-{
- struct platform_device *pdev = to_platform_device(dev);
- struct exynos5_i2c *i2c = platform_get_drvdata(pdev);
-
- i2c->suspended = 1;
-
- return 0;
-}
-
static int exynos5_i2c_resume_noirq(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
@@ -783,14 +767,12 @@ static int exynos5_i2c_resume_noirq(struct device *dev)
exynos5_i2c_init(i2c);
clk_disable_unprepare(i2c->clk);
- i2c->suspended = 0;
return 0;
}
#endif
-static SIMPLE_DEV_PM_OPS(exynos5_i2c_dev_pm_ops, exynos5_i2c_suspend_noirq,
- exynos5_i2c_resume_noirq);
+static SIMPLE_DEV_PM_OPS(exynos5_i2c_dev_pm_ops, exynos5_i2c_resume_noirq);
static struct platform_driver exynos5_i2c_driver = {
.probe = exynos5_i2c_probe,
--
1.9.1
More information about the linux-arm-kernel
mailing list