> #define TIOCSFIFORTRIG_IOW('T', 0x41, unsigned char)
>
> > Also, why pass a pointer to a variable, and not just the value itself?
>
> Ah, it's no big reason.
> It will pass just the value itself in V2.
We don't need ioctls here - we have a sysfs interface we can expand to do
this. We also
Hi Greg,
Thank you for your reply.
[snip]
diff --git a/include/uapi/asm-generic/ioctls.h
b/include/uapi/asm-generic/ioctls.h
index 143dacb..d2e56a4 100644
--- a/include/uapi/asm-generic/ioctls.h
+++ b/include/uapi/asm-generic/ioctls.h
@@ -78,6 +78,8 @@
#define TIOCGPTLCK_IOR('T', 0x39,
On Thu, Feb 06, 2014 at 11:16:55AM +0900, Yoshihiro YUNOMAE wrote:
> Add tunable RX interrupt trigger I/F of FIFO buffers.
> Serial devices are used as not only message communication devices but control
> or sending communication devices. For the latter uses, normally small data
> will be exchanged
Add tunable RX interrupt trigger I/F of FIFO buffers.
Serial devices are used as not only message communication devices but control
or sending communication devices. For the latter uses, normally small data
will be exchanged, so user applications want to receive data unit as soon as
possible for re
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