RE: [linuxppc-release] [PATCH v4 7/7] fsl-dma: add memcpy self test interface

2012-07-30 Thread Liu Qiang-B32616
d...@lists.ozlabs.org; Vinod Koul; herb...@gondor.hengli.com.au; Dan > Williams; Li Yang-R58472; da...@davemloft.net > Subject: Re: [linuxppc-release] [PATCH v4 7/7] fsl-dma: add memcpy self > test interface > > On Mon, Jul 30, 2012 at 12:48:41PM -0500, Timur Tabi wrote: > > qian

Re: [linuxppc-release] [PATCH v4 7/7] fsl-dma: add memcpy self test interface

2012-07-30 Thread Ira W. Snyder
On Mon, Jul 30, 2012 at 12:48:41PM -0500, Timur Tabi wrote: > qiang@freescale.com wrote: > > > > Add memory copy self test when probe device, fsl-dma will be disabled > > if self test failed. > > Is this a real problem that can occur? The DMA driver used to have a > self-test, but I removed

Re: [linuxppc-release] [PATCH v4 7/7] fsl-dma: add memcpy self test interface

2012-07-30 Thread Timur Tabi
qiang@freescale.com wrote: > > Add memory copy self test when probe device, fsl-dma will be disabled > if self test failed. Is this a real problem that can occur? The DMA driver used to have a self-test, but I removed it a long time ago because it was pointless. I don't see why we need to a