i2c-algo-pca: Rework waiting for a free bus

Waiting for a free bus now accepts the timeout value in jiffies and does
proper checking using time_before.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/i2c-pca-platform.h b/include/linux/i2c-pca-platform.h
index 3d191873f2d1..aba33759dec4 100644
--- a/include/linux/i2c-pca-platform.h
+++ b/include/linux/i2c-pca-platform.h
@@ -6,7 +6,7 @@ struct i2c_pca9564_pf_platform_data {
                                  * not supplied (negative value), but it
                                  * cannot exit some error conditions then */
         int i2c_clock_speed;    /* values are defined in linux/i2c-algo-pca.h */
-        int timeout;            /* timeout = this value * 10us */
+        int timeout;            /* timeout in jiffies */
 };
 
 #endif /* I2C_PCA9564_PLATFORM_H */