Re: [PATCH v3 1/2] make xhci platform driver use 64 bit or 32 bit DMA

2015-08-07 Thread Duc Dang
Hi Greg, On Wed, Jul 29, 2015 at 10:18 PM, Loc Ho wrote: > Hi, > >>> >> The xhci platform driver needs to work on systems that either only >>> >> support 64-bit DMA or only support 32-bit DMA. Attempt to set a >>> >> coherent dma mask for 64-bit DMA, and attempt again with 32-bit >>> >> DMA if th

Re: [PATCH v3 1/2] make xhci platform driver use 64 bit or 32 bit DMA

2015-07-29 Thread Loc Ho
Hi, >> >> The xhci platform driver needs to work on systems that either only >> >> support 64-bit DMA or only support 32-bit DMA. Attempt to set a >> >> coherent dma mask for 64-bit DMA, and attempt again with 32-bit >> >> DMA if that fails. >> >> >> >> Signed-off-by: Mark Langsdorf >> >> Tested-

Re: [PATCH v3 1/2] make xhci platform driver use 64 bit or 32 bit DMA

2015-07-29 Thread Greg KH
On Wed, Jul 29, 2015 at 06:11:06PM -0700, Loc Ho wrote: > Hi Mathias, > > >> The xhci platform driver needs to work on systems that either only > >> support 64-bit DMA or only support 32-bit DMA. Attempt to set a > >> coherent dma mask for 64-bit DMA, and attempt again with 32-bit > >> DMA if that

Re: [PATCH v3 1/2] make xhci platform driver use 64 bit or 32 bit DMA

2015-07-29 Thread Loc Ho
Hi Mathias, >> The xhci platform driver needs to work on systems that either only >> support 64-bit DMA or only support 32-bit DMA. Attempt to set a >> coherent dma mask for 64-bit DMA, and attempt again with 32-bit >> DMA if that fails. >> >> Signed-off-by: Mark Langsdorf >> Tested-by: Mark Salt

Re: [PATCH v3 1/2] make xhci platform driver use 64 bit or 32 bit DMA

2015-03-20 Thread Feng Kan
On Tue, Nov 25, 2014 at 1:19 PM, Mark Langsdorf wrote: > The xhci platform driver needs to work on systems that either only > support 64-bit DMA or only support 32-bit DMA. Attempt to set a > coherent dma mask for 64-bit DMA, and attempt again with 32-bit > DMA if that fails. > > Signed-off-by: Ma

RE: [PATCH v3 1/2] make xhci platform driver use 64 bit or 32 bit DMA

2014-12-11 Thread yoshihiro shimoda
Hi Mark, > -Original Message- > From: linux-usb-ow...@vger.kernel.org > [mailto:linux-usb-ow...@vger.kernel.org] On Behalf Of Mark Langsdorf > Sent: Wednesday, November 26, 2014 6:19 AM > To: linux-usb@vger.kernel.org; mathias.ny...@intel.com > Cc: mlang...@redhat.com > Subject: [PATCH v3