Re: [PATCH 1/2] usb: xhci-mtk: add a bandwidth budget table

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Il 30/08/23 14:28, Chunfeng Yun ha scritto:
In order to estimate when fs/ls transactions appear on a downstream bus,
the host must calculate a best case full-speed budget, use a table to
track how many bytes occure in each microframe.
This patch is prepared for introducing an improved bandwidth scheduling.


Hello Chunfeng,

it would be helpful if you add a cover letter with some test results for
the BW improvements that you're seeing here.

Thanks,
Angelo

Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
  drivers/usb/host/xhci-mtk-sch.c | 113 +++++++++++++++++++++++---------
  drivers/usb/host/xhci-mtk.h     |   4 +-
  2 files changed, 85 insertions(+), 32 deletions(-)






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