On Mon, Apr 23, 2012 at 6:05 PM, Russell King
<rmk+kernel@xxxxxxxxxxxxxxxx> wrote:
> Add DMA engine support to the OMAP HSMMC driver. This supplements the
> private DMA API implementation contained within this driver, and the
> driver can be switched at build time between using DMA engine and the
> private DMA API.
>
> Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Great,
> +#if 1
> + sig = host->dma_line_rx;
> + host->rx_chan = dma_request_channel(mask, omap_dma_filter_fn, &sig);
> + if (!host->rx_chan) {
> + dev_warn(mmc_dev(host->mmc), "unable to obtain RX DMA engine channel %u\n", sig);
> + }
> +#endif
> +#if 1
> + sig = host->dma_line_tx;
> + host->tx_chan = dma_request_channel(mask, omap_dma_filter_fn, &sig);
> + if (!host->tx_chan) {
> + dev_warn(mmc_dev(host->mmc), "unable to obtain TX DMA engine channel %u\n", sig);
> + }
> +#endif
Are these development artifacts?
Apart from that:
Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Yours,
Linus Walleij
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