Re: [PATCH] serial: 8250_bcm7271: improve bcm7271 8250 port

From: Andy Shevchenko
Date: Mon Aug 14 2023 - 11:13:45 EST


On Sat, Aug 12, 2023 at 09:24:21PM -0700, Justin Chen wrote:
> On Sat, Aug 12, 2023 at 3:50 AM Greg Kroah-Hartman
> <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> > On Fri, Aug 11, 2023 at 03:14:01PM -0700, Justin Chen wrote:

> > > + [PORT_BCM7271] = {
> > > + .name = "bcm7271_uart",

This is badly named port type.

> > > + .fifo_size = 32,
> > > + .tx_loadsz = 32,
> > > + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_01,
> > > + .rxtrig_bytes = {1, 8, 16, 30},
> > > + .flags = UART_CAP_FIFO | UART_CAP_AFE
> > > + },
> > > };

This is almost a dup of PORT_ALTR_16550_F32. Use it if you wish.
You can always rename it if it feels the right thing to do.

But why 8 and not 16 is the default rxtrig?

--
With Best Regards,
Andy Shevchenko