Re: [PATCH v2 14/14] USB: ch341: implement tx_empty callback

[Grigori Goronzy]

On 04/03/2016 06:03 PM, Karl Palsson wrote:
> 
> Grigori Goronzy <greg@xxxxxxxxxxxx> wrote:
>> The status bit was found with USB captures of the Windows
>> driver and some luck. Tested on CH340G and CH341A.
> 
> By my reversing, bit 0x4, is "multiple status changes since last
> interrupt"
>

Thanks, I can add the definition.  However, I wonder what this is
actually good for.  We don't actually need this to see that there are
multiple status changes.  We can just look at the different bits.

Grigori

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