RE: [v4 PATCH 06/12] spi/atmel_spi: add dmaengine support

2013-01-23 Thread Yang, Wenyou
Lin, JM; grant.lik...@secretlab.ca; > spi-devel-general@lists.sourceforge.net > Subject: Re: [v4 PATCH 06/12] spi/atmel_spi: add dmaengine support > > 2013/1/14 Wenyou Yang : > > From: Nicolas Ferre > > > > Add dmaengine support. > > > > For different S

Re: [v4 PATCH 06/12] spi/atmel_spi: add dmaengine support

2013-01-23 Thread Richard Genoud
2013/1/14 Wenyou Yang : > From: Nicolas Ferre > > Add dmaengine support. > > For different SoC, the "has_dma_support" is used to select > the transfer mode: dmaengine or PDC. > > For the dmaengine transfer mode, if it fails to config dmaengine, > or if the message len less than 16 bytes, it will u

[v4 PATCH 06/12] spi/atmel_spi: add dmaengine support

2013-01-13 Thread Wenyou Yang
From: Nicolas Ferre Add dmaengine support. For different SoC, the "has_dma_support" is used to select the transfer mode: dmaengine or PDC. For the dmaengine transfer mode, if it fails to config dmaengine, or if the message len less than 16 bytes, it will use the PIO transfer mode. Signed-off-b