From: Phil Reid <preid@electromag.com.au>
To: Yong Li <sdliyong@gmail.com>
Cc: Alexander Stein <alexander.stein@systec-electronic.com>,
linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org
Subject: Re: [PATCH] gpio: pca953x: Use correct u16 value for register word write
Date: Wed, 30 Mar 2016 13:14:52 +0800 [thread overview]
Message-ID: <56FB60CC.9000605@electromag.com.au> (raw)
In-Reply-To: <CADO9-pfuBVA1HW+XrV5oN_6jF2mebi3QeTiro1B8DCk+Em2Yug@mail.gmail.com>
On 30/03/2016 1:01 PM, Yong Li wrote:
> Or another method is using the below to convert the u8 to u16:
> cpu_to_le16(get_unaligned((u16 *) val)), compared with the
> i2c_smbus_write_byte_data method, which one is better?
>
>
G'day Yong,
I'd go with the cpu_to_le16(get_unaligned((u16 *) val))
--
Regards
Phil Reid
prev parent reply other threads:[~2016-03-30 5:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-29 6:27 [PATCH] gpio: pca953x: Use correct u16 value for register word write Yong Li
2016-03-29 12:06 ` Phil Reid
2016-03-29 12:53 ` Yong Li
2016-03-29 12:53 ` Yong Li
2016-03-29 14:39 ` Alexander Stein
2016-03-29 16:33 ` Phil Reid
2016-03-30 2:46 ` Yong Li
2016-03-30 2:46 ` Yong Li
[not found] ` <CADO9-pdxpQRQQ8RFtjT6rz28GteL3u+at0EGVdNwG8VV48SGEw@mail.gmail.com>
2016-03-30 5:01 ` Yong Li
2016-03-30 5:14 ` Phil Reid [this message]
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