[U-Boot] [PATCH v2] nios2: convert dma_alloc_coherent to use memalign
Thomas Chou
thomas at wytron.com.tw
Fri Oct 9 10:48:31 CEST 2015
Hi Marek,
On 10/09/2015 05:43 AM, Marek Vasut wrote:
> I'd suggest that you do this:
>
> void *reg;
> unsigned long *h = memalign(...);
> flush_dcache_range();
>
> reg = ioremap();
> if (!reg)
> fail here
>
> *handle = h; // modify handle after we know ioremap succeeded.
>
> return reg;
>
Thanks a lot for your suggestion. It is much clear with this.
Best regards,
Thomas
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