Re: [PATCH v3 3/4] iio: adc: at91-sama5d2_adc: add support for DMA

2017-11-18 Thread Jonathan Cameron
On Wed, 15 Nov 2017 14:56:47 +0200 Eugen Hristev wrote: > Added support for DMA transfers. The implementation uses the user watermark > to decide whether DMA will be used or not. For watermark 1, DMA will not be > used. If watermark is bigger, DMA will be used. >

Re: [PATCH v3 3/4] iio: adc: at91-sama5d2_adc: add support for DMA

2017-11-18 Thread Jonathan Cameron
On Wed, 15 Nov 2017 14:56:47 +0200 Eugen Hristev wrote: > Added support for DMA transfers. The implementation uses the user watermark > to decide whether DMA will be used or not. For watermark 1, DMA will not be > used. If watermark is bigger, DMA will be used. > Sysfs attributes are created to

[PATCH v3 3/4] iio: adc: at91-sama5d2_adc: add support for DMA

2017-11-15 Thread Eugen Hristev
Added support for DMA transfers. The implementation uses the user watermark to decide whether DMA will be used or not. For watermark 1, DMA will not be used. If watermark is bigger, DMA will be used. Sysfs attributes are created to indicate whether the DMA is used, with hwfifo_enabled, and the

[PATCH v3 3/4] iio: adc: at91-sama5d2_adc: add support for DMA

2017-11-15 Thread Eugen Hristev
Added support for DMA transfers. The implementation uses the user watermark to decide whether DMA will be used or not. For watermark 1, DMA will not be used. If watermark is bigger, DMA will be used. Sysfs attributes are created to indicate whether the DMA is used, with hwfifo_enabled, and the