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Accordingly to discussion [1] and followed up documentation the DMA controller driver shouldn't start any DMA operations when dmaengine_submit() is called. This patch fixes the workflow in dw_dmac driver to follow the documentation. [1] http://www.spinics.net/lists/arm-kernel/msg125987.html Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
12 lines
357 B
Text
12 lines
357 B
Text
TODO for slave dma
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1. Move remaining drivers to use new slave interface
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2. Remove old slave pointer machansim
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3. Make issue_pending to start the transaction in below drivers
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- mpc512x_dma
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- imx-dma
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- imx-sdma
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- mxs-dma.c
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- intel_mid_dma
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4. Check other subsystems for dma drivers and merge/move to dmaengine
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5. Remove dma_slave_config's dma direction.
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