diff options
author | Baruch Siach <baruch@tkos.co.il> | 2016-01-12 16:16:35 +0300 |
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committer | Wolfram Sang <wsa@the-dreams.de> | 2016-02-12 22:40:12 +0300 |
commit | e3c97650081cbe40dfad7326aa0ab61e1e56ea23 (patch) | |
tree | c84c752d6f8735963e8c77643b42f8d410c1db69 /drivers/i2c/busses/i2c-designware-core.h | |
parent | f74187932d30e47533271554d79de7121cefb804 (diff) | |
download | linux-e3c97650081cbe40dfad7326aa0ab61e1e56ea23.tar.xz |
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 <zourongrong@gmail.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-designware-core.h')
-rw-r--r-- | drivers/i2c/busses/i2c-designware-core.h | 2 |
1 files changed, 0 insertions, 2 deletions
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; |