[PATCH v2 6/8] i2c: bcm2835: Support i2c-dev ioctl I2C_TIMEOUT
From: Noralf Trønnes <hidden>
Date: 2016-09-27 11:59:24
Also in:
linux-arm-kernel, lkml
Subsystem:
i2c subsystem, i2c subsystem host drivers, the rest · Maintainers:
Andi Shyti, Linus Torvalds
Use i2c_adapter->timeout for the completion timeout value. The core default is 1 second. Signed-off-by: Noralf Trønnes <redacted> --- drivers/i2c/busses/i2c-bcm2835.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/i2c/busses/i2c-bcm2835.c b/drivers/i2c/busses/i2c-bcm2835.c
index f3a1472..79dd15f 100644
--- a/drivers/i2c/busses/i2c-bcm2835.c
+++ b/drivers/i2c/busses/i2c-bcm2835.c@@ -53,8 +53,6 @@ #define BCM2835_I2C_CDIV_MIN 0x0002 #define BCM2835_I2C_CDIV_MAX 0xFFFE -#define BCM2835_I2C_TIMEOUT (msecs_to_jiffies(1000)) - struct bcm2835_i2c_dev { struct device *dev; void __iomem *regs;
@@ -233,7 +231,7 @@ static int bcm2835_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], bcm2835_i2c_start_transfer(i2c_dev); time_left = wait_for_completion_timeout(&i2c_dev->completion, - BCM2835_I2C_TIMEOUT); + adap->timeout); if (!time_left) { bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_C, BCM2835_I2C_C_CLEAR);
--
2.8.2
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