From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
wg@grandegger.com, mkl@pengutronix.de, linux-can@vger.kernel.org,
Linux-sh list <linux-sh@vger.kernel.org>,
vksavl@gmail.com
Subject: Re: [PATCH v5] can: add Renesas R-Car CAN driver
Date: Mon, 20 Jan 2014 16:12:53 +0400 [thread overview]
Message-ID: <52DD12C5.1070607@cogentembedded.com> (raw)
In-Reply-To: <CAMuHMdWZJUvcW9OzM39aB2m+VdKqmZ6EOGR_rZcAdV7Cmwx3kg@mail.gmail.com>
Hello.
On 20-01-2014 15:43, Geert Uytterhoeven wrote:
>> Changes in version 3:
>> - added '__packed' to 'struct rcar_can_mbox_regs' and 'struct rcar_can_regs';
>> - removed unneeded type cast in the probe() method.
>> +/* Mailbox registers structure */
>> +struct rcar_can_mbox_regs {
>> + u32 id; /* IDE and RTR bits, SID and EID */
>> + u8 stub; /* Not used */
>> + u8 dlc; /* Data Length Code - bits [0..3] */
>> + u8 data[8]; /* Data Bytes */
>> + u8 tsh; /* Time Stamp Higher Byte */
>> + u8 tsl; /* Time Stamp Lower Byte */
>> +} __packed;
> Sorry, I missed the earlier discussion, but why the _packed?
> One u32 and 12 bytes makes a nice multiple of 4.
Mainly for consistency as this is a structure representing the hardware
registers.
> Gr{oetje,eeting}s,
> Geert
WBR, Sergei
prev parent reply other threads:[~2014-01-20 12:12 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-26 21:37 [PATCH v5] can: add Renesas R-Car CAN driver Sergei Shtylyov
2014-01-13 13:46 ` Sergei Shtylyov
2014-01-20 9:18 ` Marc Kleine-Budde
2014-01-25 1:34 ` Sergei Shtylyov
2014-02-13 12:12 ` Marc Kleine-Budde
2014-02-20 23:48 ` Sergei Shtylyov
2014-02-28 9:08 ` Marc Kleine-Budde
2014-02-28 11:16 ` Sergei Shtylyov
2014-02-28 11:37 ` Marc Kleine-Budde
2014-02-28 11:41 ` Geert Uytterhoeven
2014-02-28 11:47 ` David Laight
2014-02-28 11:50 ` Marc Kleine-Budde
2014-02-28 12:02 ` David Laight
2014-02-28 11:49 ` Marc Kleine-Budde
2014-02-28 12:05 ` Sergei Shtylyov
2014-02-28 12:17 ` David Laight
2014-02-28 12:34 ` Sergei Shtylyov
2014-01-20 11:43 ` Geert Uytterhoeven
2014-01-20 11:47 ` Marc Kleine-Budde
2014-01-20 11:52 ` Geert Uytterhoeven
2014-01-20 11:58 ` Marc Kleine-Budde
2014-01-20 12:02 ` Ben Dooks
2014-01-20 12:05 ` Geert Uytterhoeven
2014-01-20 12:08 ` Marc Kleine-Budde
2014-01-20 12:05 ` Marc Kleine-Budde
2014-01-20 12:13 ` David Laight
2014-01-20 12:35 ` Marc Kleine-Budde
2014-01-20 19:16 ` David Miller
2014-01-20 22:12 ` Sergei Shtylyov
2014-01-20 21:17 ` Marc Kleine-Budde
2014-01-22 11:52 ` Ben Dooks
2014-01-22 11:54 ` Geert Uytterhoeven
2014-01-22 11:58 ` David Laight
2014-01-20 12:12 ` Sergei Shtylyov [this message]
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