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>alistair/sunxi64-5.4-dsi
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@ -269,6 +269,7 @@ struct tegra_i2c_dev {
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u32 bus_clk_rate;
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u32 bus_clk_rate;
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u16 clk_divisor_non_hs_mode;
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u16 clk_divisor_non_hs_mode;
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bool is_multimaster_mode;
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bool is_multimaster_mode;
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/* xfer_lock: lock to serialize transfer submission and processing */
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spinlock_t xfer_lock;
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spinlock_t xfer_lock;
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struct dma_chan *tx_dma_chan;
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struct dma_chan *tx_dma_chan;
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struct dma_chan *rx_dma_chan;
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struct dma_chan *rx_dma_chan;
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