Re: [PATCH v1 5/5] tty: serial: 8250: add DFL bus driver for Altera 16550.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Sep 08, 2022 at 11:27:03AM -0700, matthew.gerlach@xxxxxxxxxxxxxxx wrote:
> On Tue, 6 Sep 2022, Andy Shevchenko wrote:
> > On Tue, Sep 06, 2022 at 12:04:26PM -0700, matthew.gerlach@xxxxxxxxxxxxxxx wrote:

...

> > > +	dev_dbg(dfluart->dev, "UART_CLK_ID %llu Hz\n", dfluart->uart_clk);
> > 
> > Isn't this available via normal interfaces to user?
> 
> I am not sure what "normal interfaces to user" you are referring to.  The
> code is just trying to read the frequency of the input clock to the uart
> from a DFH paramter.

I mean dev_dbg() call. The user can get uart_clk via one of the UART/serial
ABIs (don't remember which one, though).


...

> > > +#define FME_FEATURE_ID_UART 0x24
> > 
> > Purpose of this definition? For me with or without is still an ID.
> 
> I don't think I understand the question. Is the name of the macro unclear,
> or do you think it is not necessary?

I mean how the definition is useful / useless. I.o.w. I think it's not
necessary.

-- 
With Best Regards,
Andy Shevchenko





[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux