linux-kernel - Re: [PATCH 1/4] serial: pmac_zilog: remove unfinished DBDMA support

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Date:   Thu, 19 May 2022 11:02:23 +0200
From:   Jiri Slaby <jirislaby@...nel.org>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-serial <linux-serial@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>
Subject: Re: [PATCH 1/4] serial: pmac_zilog: remove unfinished DBDMA support

On 19. 05. 22, 10:56, Ilpo Järvinen wrote:
> On Thu, 19 May 2022, Jiri Slaby wrote:
> 
>> The support for DBDMA was never completed. Remove the the code that only
>> maps spaces without real work.
>>
>> Cc: Michael Ellerman <mpe@...erman.id.au>
>> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
>> Cc: Paul Mackerras <paulus@...ba.org>
>> Signed-off-by: Jiri Slaby <jslaby@...e.cz>
>> ---
>>   drivers/tty/serial/pmac_zilog.c | 38 +--------------------------------
>>   drivers/tty/serial/pmac_zilog.h |  9 --------
>>   2 files changed, 1 insertion(+), 46 deletions(-)
>>
>> diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c
>> index c903085acb8d..2953ff64a892 100644
>> --- a/drivers/tty/serial/pmac_zilog.c
>> +++ b/drivers/tty/serial/pmac_zilog.c
> 
> How about dropping this too:
> #include <asm/dbdma.h>

Good point, fixed, will send v2 eventually.

thanks,
-- 
js
suse labs