From: Rob Evers <revers@redhat.com>
To: Jing Huang <huangj@brocade.com>
Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
rvadivel@brocade.com, vravindr@brocade.com
Subject: Re: [PATCH 5/14] bfa: Brocade BFA FC SCSI driver (bfa4)
Date: Thu, 08 Oct 2009 12:39:21 -0400 [thread overview]
Message-ID: <4ACE15B9.1060501@redhat.com> (raw)
In-Reply-To: <200909240055.n8O0tNHN016016@swe58.brocade.com>
> +
> +#define bfa_swap_3b(_x) \
> + ((((_x) & 0xff) << 16) | \
> + ((_x) & 0x00ff00) | \
> + (((_x) & 0xff0000) >> 16))
> +
> +#define bfa_swap_8b(_x) \
> + ((((_x) & 0xff00000000000000ull) >> 56) \
> + | (((_x) & 0x00ff000000000000ull) >> 40) \
> + | (((_x) & 0x0000ff0000000000ull) >> 24) \
> + | (((_x) & 0x000000ff00000000ull) >> 8) \
> + | (((_x) & 0x00000000ff000000ull) << 8) \
> + | (((_x) & 0x0000000000ff0000ull) << 24) \
> + | (((_x) & 0x000000000000ff00ull) << 40) \
> + | (((_x) & 0x00000000000000ffull) << 56))
> +
> +#define bfa_os_swap32(_x) \
> + ((((_x) & 0xff) << 24) | \
> + (((_x) & 0x0000ff00) << 8) | \
> + (((_x) & 0x00ff0000) >> 8) | \
> + (((_x) & 0xff000000) >> 24))
> +
> +
> +#ifndef __BIGENDIAN
> +#define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \
> + (((_x) & 0x00ff) << 8)))
> +
> +#define bfa_os_htonl(_x) bfa_os_swap32(_x)
> +#define bfa_os_htonll(_x) bfa_swap_8b(_x)
> +#define bfa_os_hton3b(_x) bfa_swap_3b(_x)
> +
> +#define bfa_os_wtole(_x) (_x)
> +
> +#else
> +
> +#define bfa_os_htons(_x) (_x)
> +#define bfa_os_htonl(_x) (_x)
> +#define bfa_os_hton3b(_x) (_x)
> +#define bfa_os_htonll(_x) (_x)
> +#define bfa_os_wtole(_x) bfa_os_swap32(_x)
> +
> +#endif
> +
> +#define bfa_os_ntohs(_x) bfa_os_htons(_x)
> +#define bfa_os_ntohl(_x) bfa_os_htonl(_x)
> +#define bfa_os_ntohll(_x) bfa_os_htonll(_x)
> +#define bfa_os_ntoh3b(_x) bfa_os_hton3b(_x)
>
Can bfa_os_ntoh* and bfa_os_hton* be defined to use
linux defined ntoh* and hton*?
include/linux/byteorder/generic.h has some of these definitions.
Perhaps this could be expanded a bit, or, is an expanded set
of such definitions available elsewhere?
prev parent reply other threads:[~2009-10-08 16:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-24 0:55 [PATCH 5/14] bfa: Brocade BFA FC SCSI driver (bfa4) Jing Huang
2009-10-08 16:39 ` Rob Evers [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4ACE15B9.1060501@redhat.com \
--to=revers@redhat.com \
--cc=huangj@brocade.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-scsi@vger.kernel.org \
--cc=rvadivel@brocade.com \
--cc=vravindr@brocade.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).