Re: [PATCH v7 21/34] i2c: tegra: Don't fall back to PIO mode if DMA configuration fails

Thierry Reding
2020-09-21T10:20:00Z

On Wed, 09 Sep 2020 01:39:53 +0300, Dmitry Osipenko wrote:
> The DMA code path has been tested well enough and the DMA configuration
> performed by tegra_i2c_config_fifo_trig() shouldn't ever fail in practice.
> Hence let's remove the obscure transfer-mode switching in order to have a
> cleaner and simpler code. Now I2C transfer will be failed if DMA
> configuration fails.
>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> drivers/i2c/busses/i2c-tegra.c | 18 ++++++++++--------
> 1 file changed, 10 insertions(+), 8 deletions(-)

Tested-by: Thierry Reding <treding@nvidia.com>