lkml.org 
[lkml]   [2013]   [Jun]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] usb: musb: use the new %pa format specifier for dma_addr_t
From
Date
On Sat, 2013-06-01 at 14:56 -0700, Randy Dunlap wrote:
> It's a bit of a shame that this
> comment was deleted from include/asm-generic/types.h in commit
> 3e50594e8e72932ad4cfcb0b3cbdf58fc3bce416:
>
> -/*
> - * DMA addresses may be very different from physical addresses
> - * and pointers. i386 and powerpc may have 64 bit DMA on 32 bit
> - * systems, while sparc64 uses 32 bit DMA addresses for 64 bit
> - * physical addresses.
> - * This default defines dma_addr_t to have the same size as
> - * phys_addr_t, which is the most common way.
> - * Do not define the dma64_addr_t type, which never really
> - * worked.
> - */

Hey Randy.

You could always put it back.




\
 
 \ /
  Last update: 2013-06-02 01:01    [W:1.249 / U:0.260 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site