linux-kernel - Re: [PATCH 1/2] spi: add Intel Mid SSP driver

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Date:	Tue, 29 Oct 2013 12:32:28 -0700
From:	David Cohen <david.a.cohen@...ux.intel.com>
To:	Joe Perches <joe@...ches.com>
CC:	broonie@...nel.org, ning.li@...el.com,
	linux-kernel@...r.kernel.org, linux-spi@...r.kernel.org,
	Fei Yang <fei.yang@...el.com>
Subject: Re: [PATCH 1/2] spi: add Intel Mid SSP driver

On 10/29/2013 11:35 AM, Joe Perches wrote:
> On Tue, 2013-10-29 at 11:30 -0700, David Cohen wrote:
>> Hi Joe,
>>
>> On 10/29/2013 11:19 AM, Joe Perches wrote:
>>> On Tue, 2013-10-29 at 11:05 -0700, David Cohen wrote:
>>>> This patch adds driver for ssp spi interface on Intel Mid platform.
>>>
>>> A few simple notes:
>>>
>>> Please consider using checkpatch.
>>
>> I did and got no warnings. But haven't used --strict option.
>
> Interesting.  I thought there was a return (foo);
> statement that should have been marked, but I didn't
> actually run checkpatch.

It seems odd checkpatch didn't catch it. I'll investigate.

>
> static inline u32 is_rx_fifo_empty(struct ssp_drv_context *sspc)
> +{
> +       return ((read_SSSR(sspc->ioaddr) & SSSR_RNE) == 0);
> +}
>
> This could be bool too

u32 seems unusual, but I'd prefer 'int' if it's fine for you.

Br, David
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