On Sun, May 20, 2018 at 02:22:27AM +0200, Florian Zumbiehl wrote:
> Before I investigated how to implement this patch I just saw that s/w flow
> control "didn't work", but my assumption was that that was due to buffering
> latencies, not because the kernel just ignored the request. But then,
> cha
Hi,
> > That at least matches the labeling on the chip, so I guess that might be
> > correct?
>
> Then it's an HX (even if the driver algorithm for detecting the type may
> be wrong).
Well, I do own at least one USB RS232 adapter that I very much suspect
being a fake pl2303--though the chip is b
On Fri, May 18, 2018 at 06:06:53AM +0200, Florian Zumbiehl wrote:
> Hi,
>
> > > There are historical reasons for a lot of things, but that's not
> > > necessarily a reason to continue taking shortcuts.
> >
> > But on second thought, I think your approach here makes sense. If
> > usbserial ever ga
On Fri, May 18, 2018 at 06:06:09AM +0200, Florian Zumbiehl wrote:
> Hi,
>
> > That looks like an HX device according to the current way we identify
> > these types (which may be wrong).
>
> That at least matches the labeling on the chip, so I guess that might be
> correct?
Then it's an HX (even
Hi,
> > There are historical reasons for a lot of things, but that's not
> > necessarily a reason to continue taking shortcuts.
>
> But on second thought, I think your approach here makes sense. If
> usbserial ever gains generic IXON support, we'd just fall back to the
> line-discipline implement
Hi,
> That looks like an HX device according to the current way we identify
> these types (which may be wrong).
That at least matches the labeling on the chip, so I guess that might be
correct?
> Continuation lines (e.g. the broken if statement) should be indented
> substantially to the right, w
On Thu, May 17, 2018 at 10:29:14AM +0200, Johan Hovold wrote:
> On Thu, May 17, 2018 at 05:39:21AM +0200, Florian Zumbiehl wrote:
> > Now, I agree that signaling lack of support would be better in general, but
> > it does change what the code does for (still) unsupported cases. After all,
> > usbs
On Thu, May 17, 2018 at 05:39:21AM +0200, Florian Zumbiehl wrote:
> Hi,
>
> > > Note that the patch has only been fully tested with kernel 4.9.28, and
> > > test-compiled against 4.16.8. Tested only with the pl2303 adapters I have
> > > available (which seem to be type 0 if I interpret the code co
Hi,
> > Note that the patch has only been fully tested with kernel 4.9.28, and
> > test-compiled against 4.16.8. Tested only with the pl2303 adapters I have
> > available (which seem to be type 0 if I interpret the code correctly), I
> > don't have a clue whether this works with other versions of
On Mon, May 14, 2018 at 05:15:11AM +0200, Florian Zumbiehl wrote:
> Support hardware-level Xon/Xoff flow control in transmit direction with
> pl2303.
>
> Signed-off-by: Florian Zumbiehl
> ---
> Note that the patch has only been fully tested with kernel 4.9.28, and
> test-compiled against 4.16.8.
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