Commit afca861b authored by Sowjanya Komatineni's avatar Sowjanya Komatineni Committed by Wolfram Sang
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i2c: tegra: Avoid tegra_i2c_init_dma() for Tegra210 vi i2c 



VI I2C is on host1x bus so APB DMA can't be used for Tegra210 VI
I2C and there are no tx and rx dma channels for VI I2C.

So, avoid attempt of requesting DMA channels.

Reviewed-by: default avatarDmitry Osipenko <digetx@gmail.com>
Signed-off-by: default avatarSowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
parent 0d722620

drivers/i2c/busses/i2c-tegra.c

+1 −1
Original line number Diff line number Diff line
@@ -421,7 +421,7 @@ static int tegra_i2c_init_dma(struct tegra_i2c_dev *i2c_dev) 
	dma_addr_t dma_phys;

	int err;



	if (!i2c_dev->hw->has_apb_dma)

	if (!i2c_dev->hw->has_apb_dma || i2c_dev->is_vi)

		return 0;



	if (!IS_ENABLED(CONFIG_TEGRA20_APB_DMA)) {