V Tue, 26 Feb 2019 13:09:30 +0100
Nicolas Saenz Julienne napsáno:
> Hi,
> as I'm sure most of you are aware of, every URB submission triggers a small
> memory allocation in the host controller. On top of that it might be run in
> atomic context. This has always seemed to me as a possible source o
On Tue, 26 Feb 2019 13:46:19 +0100
Nicolas Saenz Julienne wrote:
>[...]
> > USB and "critical" should never be in the same sentance, without the
> > word "not" being in there as well. :)
>
> Fair enough. It might still annoy someone, which computers were never meant
> to.
> :)
I prefer to sa
On Sun, 26 Jul 2015 15:32:54 +0200
Oliver Neukum wrote:
> On Fri, 2015-07-24 at 08:48 +0200, Petr Tesarik wrote:
> > @@ -872,6 +886,12 @@ static int cp210x_startup(struct usb_serial
> > *serial)
> >
> > usb_set_serial_data(serial, spriv);
> >
> >
On Fri, 24 Jul 2015 14:33:23 -0700
Greg Kroah-Hartman wrote:
> On Fri, Jul 24, 2015 at 11:00:38PM +0200, Petr Tesarik wrote:
> > On Fri, 24 Jul 2015 11:17:55 -0700
> > Greg Kroah-Hartman wrote:
> >
> > > On Fri, Jul 24, 2015 at 08:48:11AM +0200, Petr Tesarik wro
On Fri, 24 Jul 2015 11:17:55 -0700
Greg Kroah-Hartman wrote:
> On Fri, Jul 24, 2015 at 08:48:11AM +0200, Petr Tesarik wrote:
> > From: Petr Tesarik
> >
> > Make it possible to read the cp210x part number from userspace by making
> > it a sysfs attribute.
> >
From: Petr Tesarik
Query and store the CP210x part number.
Signed-off-by: Petr Tesarik
---
drivers/usb/serial/cp210x.c | 20
1 file changed, 20 insertions(+)
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 69f03b6..dbfc722 100644
--- a
From: Petr Tesarik
There is a lot of overlap between the two functions (e.g. calculation
of the buffer size), so this removes a bit of code duplication, but
most importantly, a more generic function can be easily reused for
other message types.
Signed-off-by: Petr Tesarik
---
drivers/usb
From: Petr Tesarik
Make it possible to read the cp210x part number from userspace by making
it a sysfs attribute.
Signed-off-by: Petr Tesarik
---
drivers/usb/serial/cp210x.c | 21 -
1 file changed, 20 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/serial/cp210x.c b
From: Petr Tesarik
The request type is in fact made of three fields that already have
symbolic constants.
While I was rewriting those lines, I also converted the pre-processor
defines into an enum, so they are seen by debuggers.
Signed-off-by: Petr Tesarik
---
drivers/usb/serial/cp210x.c
set if that's preferred.
Petr Tesarik (4):
cp210x: Replace USB magic numbers with symbolic names
cp210x: Unify code for set/get config control messages
cp210x: Store part number
cp210x: Expose the part number in sysfs
drivers/usb/serial/cp210x.c
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