Re: [PATCH 1/4] i2c: at91: Use dma_request_chan() directly for channel request

From: Ludovic.Desroches
Date: Wed Nov 13 2019 - 08:36:53 EST


On Wed, Nov 13, 2019 at 11:22:32AM +0200, Peter Ujfalusi wrote:
>
> dma_request_slave_channel_reason() is:
> #define dma_request_slave_channel_reason(dev, name) \
> dma_request_chan(dev, name)
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx>

Thanks
> ---
> drivers/i2c/busses/i2c-at91-master.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-at91-master.c b/drivers/i2c/busses/i2c-at91-master.c
> index 6e0b554dcd4e..7a862e00b475 100644
> --- a/drivers/i2c/busses/i2c-at91-master.c
> +++ b/drivers/i2c/busses/i2c-at91-master.c
> @@ -758,14 +758,14 @@ static int at91_twi_configure_dma(struct at91_twi_dev *dev, u32 phy_addr)
> slave_config.dst_maxburst = 1;
> slave_config.device_fc = false;
>
> - dma->chan_tx = dma_request_slave_channel_reason(dev->dev, "tx");
> + dma->chan_tx = dma_request_chan(dev->dev, "tx");
> if (IS_ERR(dma->chan_tx)) {
> ret = PTR_ERR(dma->chan_tx);
> dma->chan_tx = NULL;
> goto error;
> }
>
> - dma->chan_rx = dma_request_slave_channel_reason(dev->dev, "rx");
> + dma->chan_rx = dma_request_chan(dev->dev, "rx");
> if (IS_ERR(dma->chan_rx)) {
> ret = PTR_ERR(dma->chan_rx);
> dma->chan_rx = NULL;
> --
> Peter
>
> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
> Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
>
>