linux-kernel - Re: [PATCH v1 2/3] tty: serial: ucc_uart: replace qe_io{read,write}* wrappers by generic io{read,write}*

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Message-ID: <YEPWwpxMFRwyI8w5@kroah.com>
Date:   Sat, 6 Mar 2021 20:23:46 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Qiang Zhao <qiang.zhao@....com>, Li Yang <leoyang.li@....com>,
        Rasmus Villemoes <rasmus.villemoes@...vas.dk>,
        Timur Tabi <timur@...nel.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH v1 2/3] tty: serial: ucc_uart: replace qe_io{read,write}*
 wrappers by generic io{read,write}*

On Sat, Mar 06, 2021 at 06:09:30PM +0000, Christophe Leroy wrote:
> Commit 6ac9b61786cc ("soc: fsl: qe: introduce qe_io{read,write}*
> wrappers") added specific I/O accessors for qe because at that
> time ioread/iowrite functions were sub-optimal on powerpc/32
> compared to the architecture specific in_/out_ IO accessors.
> 
> But as ioread/iowrite accessors are now equivalent since
> commit 894fa235eb4c ("powerpc: inline iomap accessors"),
> use them in order to allow removal of the qe specific ones.
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
> ---
>  drivers/tty/serial/ucc_uart.c | 124 +++++++++++++++++-----------------
>  1 file changed, 62 insertions(+), 62 deletions(-)

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>