Messages in this thread | | | From | Marek Vasut <> | Subject | Re: [PATCH] dma: add new DMA control commands | Date | Thu, 18 Oct 2012 10:49:21 +0200 |
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Dear Huang Shijie,
> 于 2012年10月18日 16:16, Marek Vasut 写道: > > So we can't stream data from the chip? About time to adjust the MTD > > framework to allow that. Maybe implement a command queue? > > IMHO, it's not possible. Because the READ-PAGE(00h-30h) command needs to > check the busy status > which means we have to stop in the middle, so we can not chain the all > the read-pages DMA commands.
Can the DMA not branch?
> thanks > Huang Shijie
Best regards, Marek Vasut -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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