Differential D11705

rtwn_usb: add support for fragmented Rx
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Authored by avos on Jul 23 2017, 5:44 PM.

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Reviewers

adrian
kevlo

Commits

rS321735: rtwn_usb: add support for fragmented Rx.

Summary

Since device can pass multiple frames in a single payload temporary Rx buffer must hold all of them; with this patch driver can concatenate a single frame from multiple payloads. The Rx buffer size now is configurable via tunable (dev.rtwn.%d.rx_buf_size).

(Also, this should resolve https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218527).

Test Plan

Tested with RTL8188CUS (3k, 12k), RTL8188EU (16k) and RTL8821AU (2k, 2.5k) in STA mode.

Diff Detail

Repository

rS FreeBSD src repository - subversion

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Event Timeline

avos created this revision.Jul 23 2017, 5:44 PM

Herald added a subscriber: imp. · View Herald TranscriptJul 23 2017, 5:44 PM

I tested with rtl8192cu and rtl8188eu, seems to be working fine.

This revision is now accepted and ready to land.Jul 24 2017, 5:19 AM

Closed by commit rS321735: rtwn_usb: add support for fragmented Rx. (authored by avos). · Explain WhyJul 30 2017, 11:35 PM

This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

Path

Size

head/

sys/

dev/

rtwn/

5 lines

usb/

rtwn_usb_attach.c

55 lines

3 lines

168 lines

12 lines

Diff 31360

head/sys/dev/rtwn/if_rtwnreg.h

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head/sys/dev/rtwn/usb/rtwn_usb_attach.c

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head/sys/dev/rtwn/usb/rtwn_usb_ep.c

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head/sys/dev/rtwn/usb/rtwn_usb_rx.c

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head/sys/dev/rtwn/usb/rtwn_usb_var.h

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