Hello Alexis,
I have noticed that in Analogy headers there are two sets of macros to
define channels references, one with prefix A4L_CHAN_AREF_ and the other
with prefix AREF_. I think keeping both is confusing and dangerous,
because similar symbols are defined with different numerical values!
Th
Hello Alexis, I wrote a small patch to improve a4l_find_range().
As many every other functions expect to have the range specified as its
idx into the struct describing the subdevice it is useful have it
returned from a4l_find_range(). I also made returning a pointer to the
range struncture optiona
Hi!
Gilles Chanteperdrix wrote:
> here comes Xenomai v2.5.2, codenamed "Souls Of Distortion" available
> from Xenomai download area:
> http://download.gna.org/xenomai/stable/xenomai-2.5.2.tar.bz2
Cool, thanks!
I'm attaching a patch from Debian. I needed to introduce it because
without it, --with
Alexis Berlemont wrote:
> Daniele Nicolodi wrote:
>> After fixing analogy to permit continuous acquisition, I discovered that
>> ongoing commands are not canceled when a device is closed (I obtain a
>> DMA buffer owerwrite warning in the kernel log when I abruptly terminate
>> my acquisition progr
Alexis Berlemont wrote:
> There is a bug in cmd_write and cmd_read. I have should have taken
> into account the buffers edges. I will fix it. The function
> a4l_mark_bufrw() is not designed to handle boundaries, that is why its
> arguments represent data size not addresses.
That makes sense. I can
Alexis Berlemont wrote:
> Daniele Nicolodi wrote:
>> Hello Alexis,
>>
>> I found that a4l_get_chan() in buffer.c does not work for subdevices
>> that use a global channels description struct (mode =
>> A4L_CHAN_GLOBAL_CHANDESC in the a4l_chdesc_t structure).
> However, with your accurate descripti
