PCI: epf-mhi: Implement mhi_cntrl->flush_async() to flush DMA read/write

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The MHI core needs to make sure that all the current DMA transactions are
completed before removing the channels. So implement the
mhi_cntrl->flush_async() callback by first making sure all the in-flight
DMA operations are completed and then flushing the DMA workqueue.

Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>

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Manivannan Sadhasivam 2026-07-22 07:54:46 +02:00

parent 5993e10b82

commit 9656bcd4c3

1 changed files with 10 additions and 0 deletions

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drivers/pci/endpoint/functions/pci-epf-mhi.c

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