On Wed, Aug 02, 2017 at 02:26:28PM +1000, Stephen Rothwell wrote:
> Hi Greg,
>
> Today's linux-next merge of the tty tree got a conflict in:
>
> drivers/tty/serial/8250/8250_core.c
>
> between commit:
>
> 9527b82ae3af ("Revert "serial: Delete dead code for CIR serial ports"")
>
> from the tty.current tree and commit:
>
> c7ac15ce8924 ("serial: core: move UPF_NO_TXEN_TEST to quirks and rename")
>
> from the tty tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc drivers/tty/serial/8250/8250_core.c
> index 1aab3010fbfa,3db9d6e19660..000000000000
> --- a/drivers/tty/serial/8250/8250_core.c
> +++ b/drivers/tty/serial/8250/8250_core.c
> @@@ -1043,24 -1043,14 +1043,25 @@@ int serial8250_register_8250_port(struc
> if (up->dl_write)
> uart->dl_write = up->dl_write;
>
> - if (serial8250_isa_config != NULL)
> - serial8250_isa_config(0, &uart->port,
> - &uart->capabilities);
> + if (uart->port.type != PORT_8250_CIR) {
> + if (serial8250_isa_config != NULL)
> + serial8250_isa_config(0, &uart->port,
> + &uart->capabilities);
> +
> ++ serial8250_apply_quirks(uart);
> + ret = uart_add_one_port(&serial8250_reg,
> + &uart->port);
> + if (ret == 0)
> + ret = uart->port.line;
> + } else {
> + dev_info(uart->port.dev,
> + "skipping CIR port at 0x%lx / 0x%llx, IRQ %d\n",
> + uart->port.iobase,
> + (unsigned long long)uart->port.mapbase,
> + uart->port.irq);
>
> - serial8250_apply_quirks(uart);
> - ret = uart_add_one_port(&serial8250_reg, &uart->port);
> - if (ret == 0)
> - ret = uart->port.line;
> + ret = 0;
> + }
> }
> mutex_unlock(&serial_mutex);
>
I've merged this merge fix into the tty-next tree now.
thanks,
greg k-h
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