i2c: tegra: Share same DMA channel for RX and TX

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Allocate only one DMA channel for I2C and share it for both TX and RX
instead of using two different DMA hardware channels with the same
slave ID. Since I2C supports only half duplex, there is no impact on
perf with this.

Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

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Akhil R 2023-04-27 18:09:15 +05:30 • committed by Wolfram Sang

parent bcfc2ab7f4

commit fcc8a89a1c

1 changed files with 20 additions and 49 deletions

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drivers/i2c/busses/i2c-tegra.c

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