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| author | Erwan Le Ray <[email protected]> | 2021-06-10 10:00:20 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2021-06-15 12:02:21 +0000 |
| commit | a7770a4bfcf4e6dea406304c2386c6a9505e9999 (patch) | |
| tree | e63440ff819c5028a5aa2cf286e884e1751fbf06 /drivers/usb/class/cdc-acm.c | |
| parent | serial: tegra-tcu: Reorder channel initialization (diff) | |
| download | kernel-a7770a4bfcf4e6dea406304c2386c6a9505e9999.tar.gz kernel-a7770a4bfcf4e6dea406304c2386c6a9505e9999.zip | |
serial: stm32: defer probe for dma devices
Defer device probe operation when a DMA channel request probe deferral.
With this change both DMA channels are acquired before DMA channels are
configured. Once no probe deferral is expected, DMAs are
configured and any failure in their configuration will make the driver
to fallback to interrupt mode as prior this change.
Signed-off-by: Erwan Le Ray <[email protected]>
Signed-off-by: Etienne Carriere <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
0 files changed, 0 insertions, 0 deletions