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Add a coherent flag on the arm64 dma map struct
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Authored by andrew on Sep 20 2020, 3:37 PM.

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emaste

imp

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manu
mmel

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arm64

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rS366103: Add a coherent flag on the arm64 dma map struct

Summary

Use it to decide if we can skip cache management.

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Build Status

Buildable 33750
Build 30973: arc lint + arc unit

Event Timeline

andrew created this revision.Sep 20 2020, 3:37 PM

Herald added a reviewer: manu. · View Herald TranscriptSep 20 2020, 3:37 PM

Herald added a subscriber: emaste. · View Herald Transcript

andrew requested review of this revision.Sep 20 2020, 3:37 PM

Harbormaster completed remote builds in B33669: Diff 77255.Sep 20 2020, 3:37 PM

Remove DMAMAP_COULD_BOUNCE as it's unneeded

Harbormaster completed remote builds in B33750: Diff 77404.Sep 23 2020, 9:36 AM

mmel accepted this revision.Sep 23 2020, 5:07 PM

This revision is now accepted and ready to land.Sep 23 2020, 5:07 PM

Closed by commit rS366103: Add a coherent flag on the arm64 dma map struct (authored by andrew). · Explain WhySep 24 2020, 7:08 AM

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rS366103: Add a coherent flag on the arm64 dma map struct.

Herald added a subscriber: imp. · View Herald TranscriptSep 24 2020, 7:08 AM

Revision Contents
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Path

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sys/

arm64/

busdma_bounce.c

41 lines

Diff 77404

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sys/arm64/arm64/busdma_bounce.c

Add a coherent flag on the arm64 dma map structClosedPublicActions