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i2c: tegra: add spinlock definition comment 

Fix checkpatch.pl CHECK as follows:
CHECK: spinlock_t definition without comment
+       spinlock_t xfer_lock;

Signed-off-by: Bitan Biswas <bbiswas@nvidia.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Bitan Biswas 2019-06-11 03:51:11 -07:00 committed by Wolfram Sang
parent 26955a7bbf
commit 9d174476dd
1 changed files with 1 additions and 0 deletions
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drivers/i2c/busses/i2c-tegra.c
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@ -269,6 +269,7 @@ struct tegra_i2c_dev {
u32 bus_clk_rate;
u16 clk_divisor_non_hs_mode;
bool is_multimaster_mode;
/* xfer_lock: lock to serialize transfer submission and processing */
spinlock_t xfer_lock;
struct dma_chan *tx_dma_chan;
struct dma_chan *rx_dma_chan;