Re: [PATCH 5/8] powerpc: add real mode support for dma operations on powernv

2013-07-09 Thread Benjamin Herrenschmidt
On Tue, 2013-07-09 at 18:02 +0200, Alexander Graf wrote: > On 07/06/2013 05:07 PM, Alexey Kardashevskiy wrote: > > The existing TCE machine calls (tce_build and tce_free) only support > > virtual mode as they call __raw_writeq for TCE invalidation what > > fails in real mode. > > > > This introduce

Re: [PATCH 5/8] powerpc: add real mode support for dma operations on powernv

2013-07-09 Thread Alexey Kardashevskiy
On 07/10/2013 02:02 AM, Alexander Graf wrote: > On 07/06/2013 05:07 PM, Alexey Kardashevskiy wrote: >> The existing TCE machine calls (tce_build and tce_free) only support >> virtual mode as they call __raw_writeq for TCE invalidation what >> fails in real mode. >> >> This introduces tce_build_rm a

Re: [PATCH 5/8] powerpc: add real mode support for dma operations on powernv

2013-07-09 Thread Alexander Graf
On 07/06/2013 05:07 PM, Alexey Kardashevskiy wrote: The existing TCE machine calls (tce_build and tce_free) only support virtual mode as they call __raw_writeq for TCE invalidation what fails in real mode. This introduces tce_build_rm and tce_free_rm real mode versions which do mostly the same b