From e3c97650081cbe40dfad7326aa0ab61e1e56ea23 Mon Sep 17 00:00:00 2001 From: Baruch Siach Date: Tue, 12 Jan 2016 15:16:35 +0200 Subject: i2c: designware: remove redundant lock The per adapter bus_lock already projects from concurrent calls to the master_xfer callback. No need to add a driver internal lock. Also, rephrase a comment to drop mention of this lock. Reported-by: Rongrong Zou Signed-off-by: Baruch Siach Acked-by: Mika Westerberg Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-designware-core.h | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers/i2c/busses/i2c-designware-core.h') diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h index 9ffb63a60f95..cd409e7fbc71 100644 --- a/drivers/i2c/busses/i2c-designware-core.h +++ b/drivers/i2c/busses/i2c-designware-core.h @@ -36,7 +36,6 @@ * @dev: driver model device node * @base: IO registers pointer * @cmd_complete: tx completion indicator - * @lock: protect this struct and IO registers * @clk: input reference clock * @cmd_err: run time hadware error code * @msgs: points to an array of messages currently being transfered @@ -73,7 +72,6 @@ struct dw_i2c_dev { struct device *dev; void __iomem *base; struct completion cmd_complete; - struct mutex lock; struct clk *clk; u32 (*get_clk_rate_khz) (struct dw_i2c_dev *dev); struct dw_pci_controller *controller; -- cgit v1.2.3