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vendor: Write improvements #1289

Merged
merged 2 commits into from
Mar 6, 2022
Merged

vendor: Write improvements #1289

merged 2 commits into from
Mar 6, 2022

Commits on Jan 19, 2022

  1. vendor: Add tx callback 

    Other drivers already have notification about data sent.
It allows batter control in application on vendor
protocol level.
    @kasjer
    kasjer committed Jan 19, 2022
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  2. vendor: Add tx flush functionality 

    So far tud_vendor_n_write() always flushed data.
It requires to have whole vendor packed constructed
before in one buffer.

With this change data do get flushed when endpoint size
is filled on write, when there is no enough data to
fill endpoint data is not sent and subsequent calls to
write functions can add more bytes.

Vendor code needs to call tud_vendor_n_flush() when packet is
ready to be sent.
    @kasjer
    kasjer committed Jan 19, 2022
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