kernel@xxxxxxxxxxxxxxxx writes: > From: Martin Sperl <kernel@xxxxxxxxxxxxxxxx> > > Add slave_sg support to bcm2835-dma using shared allocation > code for bcm2835_desc and DMA-control blocks already used by > dma_cyclic. > > Note that bcm2835_dma_callback had to get modified to support > both modes of operation (cyclic and non-cyclic). > > Tested using: > * Hifiberry I2S card (using cyclic DMA) > * fb_st7735r SPI-framebuffer (using slave_sg DMA via spi-bcm2835) > playing BigBuckBunny for audio and video. > > Signed-off-by: Martin Sperl <kernel@xxxxxxxxxxxxxxxx> I would have expected bcm2835_dma_create_cb_chain()'s changes to support slave DMA to be in this patch rather than the refactor patch. However, the content of this one and 8/8 are: Reviewed-by: Eric Anholt <eric@xxxxxxxxxx>
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