dmaengine: stm32-dma: fix DMA IRQ status handling

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Update the way Transfer Complete and Half Transfer Complete status are
acknowledge. Even if HTI is not enabled its status is shown when reading
registers, driver has to clear it gently and not raise an error.

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

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Pierre Yves MORDRET 2018-03-13 17:42:03 +01:00 • committed by Vinod Koul

parent a2b6103b7a

commit c2d86b1cd6

1 changed files with 25 additions and 4 deletions

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drivers/dma/stm32-dma.c

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