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Losing half of the bandwidth when receiving data by hid set-report transfer. #2608

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neil-kerman opened this issue Apr 24, 2024 · 2 comments
Open
1 task

Losing half of the bandwidth when receiving data by hid set-report transfer. #2608

neil-kerman opened this issue Apr 24, 2024 · 2 comments
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@neil-kerman
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neil-kerman commented Apr 24, 2024 •
edited

Operating System

Windows 10

Board

LicheePi Nano (Allwinner f1c100s)

Firmware

portable/sunxi/dcd_sunxi_musb.c

OS: ucos2

What happened ?

Losing half of bandwidth. Half of the packets wouldn't trigger interrupts.

Interrupt would be triggered by packet n, but wouldn't triggered by packet n+1.

How to reproduce ?

Receive data by hid set-report.

Debug Log as txt file (LOG/CFG_TUSB_DEBUG=2)

tusb.log

Screenshots

ss

I have checked existing issues, dicussion and documentation

  • I confirm I have checked existing issues, dicussion and documentation.
@neil-kerman
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It would uses two polling phases for transfering single packet:
ss1

@neil-kerman
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neil-kerman commented Apr 24, 2024 •
edited

Here is my endpoint descriptor for ep2:
ss2

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@neil-kerman