Hi Linus, On 12 October 2012 23:32, Linus Walleij <[email protected]> wrote: > On Fri, Oct 12, 2012 at 5:33 PM, Ulf Hansson <[email protected]> > wrote: > >> From: Ulf Hansson <[email protected]> >> >> The cookie is now used to indicate if dma_unmap_sg shall be >> done in post_request. At DMA errors, the DMA job is immediately >> not only terminated but also unmapped. To indicate that this >> has been done the cookie is reset to zero. post_request will >> thus only do dma_umap_sg for requests which has a cookie not set >> to zero. >> >> Some corresponding duplicated code could then be removed and >> moreover some corrections at DMA errors for terminating the same >> DMA job twice has also been fixed. >> >> Signed-off-by: Ulf Hansson <[email protected]> >> Signed-off-by: Per Forlin <[email protected]> > > It looks like it's both factoring out code and also adding some unmapping > in hithereto unhandled cases, correct? It looks OK to me now atleast so > Acked-by: Linus Walleij <[email protected]>
This code has not been tested on a "legacy" ARM PL180 but only for ux500 boards. Even if it should affect DMA handling we should test this properly. Would be great if you were able to help out, I guess you still have available hardware for these tests? Kind regards Ulf Hansson -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
