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    SubjectRe: [PATCH] dmaengine: Add MOXA ART DMA engine driver
    On Wed, Jul 10, 2013 at 10:51:03AM +0200, Jonas Jensen wrote:
    > +#include "virt-dma.h"
    ...
    > +struct moxart_dma_chan {
    > + struct virt_dma_chan vchan;
    ...
    > +static inline struct moxart_dma_chan *to_moxart_dma_chan(struct dma_chan *c)
    > +{
    > + return container_of(c, struct moxart_dma_chan, vchan.chan);
    > +}
    ...
    > + for (i = 0; i < APB_DMA_MAX_CHANNEL; i++, mchan++) {
    > + mchan->ch_num = i;
    > + mchan->reg = (struct moxart_dma_reg *)(dma_base_addr + 0x80
    > + + i * sizeof(struct moxart_dma_reg));
    > + mchan->callback = NULL;
    > + mchan->allocated = 0;
    > + mchan->callback_param = NULL;
    > + vchan_init(&mchan->vchan, &mdc->dma_slave);

    Do you actually make any use what so ever of the vchan support?


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