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

From: Grigori Goronzy
Date: Wed Apr 06 2016 - 14:03:34 EST


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

Attachment: signature.asc
Description: OpenPGP digital signature