Re: [linux-sunxi] Re: [PATCH v4] dma: sun4i: Add support for the DMA engine on sun[457]i SoCs

2015-02-06 Thread tandresen1977
Hi Emilio, what did you change to fix this? Tobias Am Dienstag, 3. Februar 2015 23:47:35 UTC+1 schrieb Emilio López: El 03/02/15 a las 17:18, Emilio López escibió: Hi, El 03/02/15 a las 16:39, jons...@gmail.com javascript: escibió: Did you fix multiple simultaneous DMA transfers

[linux-sunxi] Re: [PATCH v4] dma: sun4i: Add support for the DMA engine on sun[457]i SoCs

2015-02-03 Thread Vinod Koul
On Sat, Jan 31, 2015 at 07:58:44PM -0300, Emilio López wrote: +/** Dedicated DMA register layout **/ + +/* Dedicated DMA configuration register layout */ +#define DDMA_CFG_LOADING BIT(31) +#define DDMA_CFG_BUSYBIT(30) +#define

[linux-sunxi] Re: [PATCH v4] dma: sun4i: Add support for the DMA engine on sun[457]i SoCs

2015-02-03 Thread Emilio López
Hi, El 01/02/15 a las 07:03, Priit Laes escibió: On Sat, 2015-01-31 at 19:58 -0300, Emilio López wrote: This patch adds support for the DMA engine present on Allwinner A10, A13, A10S and A20 SoCs. This engine has two kinds of channels: normal and dedicated. The main difference is in the mode

Re: [linux-sunxi] Re: [PATCH v4] dma: sun4i: Add support for the DMA engine on sun[457]i SoCs

2015-02-03 Thread jonsm...@gmail.com
Did you fix multiple simultaneous DMA transfers in this? And easy test is to start jack audio. Jack will start simultaneous cyclic transfers on both the ALSA input and output. Since cyclic transfers never end, multiple simultaneous transfers has to work. Last time I tried it I got an immediate GPF

Re: [linux-sunxi] Re: [PATCH v4] dma: sun4i: Add support for the DMA engine on sun[457]i SoCs

2015-02-03 Thread Emilio López
Hi, El 03/02/15 a las 16:39, jonsm...@gmail.com escibió: Did you fix multiple simultaneous DMA transfers in this? And easy test is to start jack audio. Jack will start simultaneous cyclic transfers on both the ALSA input and output. Since cyclic transfers never end, multiple simultaneous