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Sent: Wednesday, January 23, 2008 5:54 AM
To: Yang, Bo
Cc: Matthew Wilcox; linux-scsi@vger.kernel.org; DL-MegaRAID Linux
Subject: Re: Megaraid: Use of outb_p
On Tue, 22 Jan 2008 14:30:12 -0700
"Yang, Bo" <[EMAIL PROTECTED]> wrote:
> Alan/Matthew,
>
> I found inb_p/outb_p a
On Tue, 22 Jan 2008 14:30:12 -0700
"Yang, Bo" <[EMAIL PROTECTED]> wrote:
> Alan/Matthew,
>
> I found inb_p/outb_p are defined as inb/outb in kernel src. So it
> should not have problems to change inb_p/outb_p to inb/outb.
Only on some platforms. On the x86 platforms the inb_p()/outb_p() include
Alan/Matthew,
I will double check and give you back soon.
Regards.
Bo Yang
-Original Message-
From: Matthew Wilcox [mailto:[EMAIL PROTECTED]
Sent: Tuesday, January 22, 2008 4:38 PM
To: Yang, Bo
Cc: Alan Cox; linux-scsi@vger.kernel.org; DL-MegaRAID Linux
Subject: Re: Megaraid: Use of
On Tue, Jan 22, 2008 at 02:30:12PM -0700, Yang, Bo wrote:
> Alan/Matthew,
>
> I found inb_p/outb_p are defined as inb/outb in kernel src. So it
> should not have problems to change inb_p/outb_p to inb/outb.
That's not true for x86-32. Please, can you look up the documentation
for this chip and
: Alan Cox; linux-scsi@vger.kernel.org; DL-MegaRAID Linux
Subject: Re: Megaraid: Use of outb_p
On Fri, Jan 18, 2008 at 01:32:12PM -0700, Yang, Bo wrote:
> Alan,
>
> The in/outb_p in MegaRAID scsi driver is used for our old io mapped
> megaraid controller. There are still some custome
large does 'x' need to be for these megaraid controllers?
> Thanks.
>
> Bo Yang
>
> -Original Message-
> From: Alan Cox [mailto:[EMAIL PROTECTED]
> Sent: Friday, January 18, 2008 7:36 AM
> To: linux-scsi@vger.kernel.org; DL-MegaRAID Linux
> Subject:
On Fri, 18 Jan 2008 13:32:12 -0700
"Yang, Bo" <[EMAIL PROTECTED]> wrote:
> Alan,
>
> The in/outb_p in MegaRAID scsi driver is used for our old io mapped
> megaraid controller. There are still some customers are using those old
> controller. Please keep them.
Do they need the I/O delays. If th
, 2008 7:36 AM
To: linux-scsi@vger.kernel.org; DL-MegaRAID Linux
Subject: Megaraid: Use of outb_p
I notice the MegaRAID driver uses outb_p. Can someone at LSI confirm
that the delays between each I/O are required, and if so how long they
must be.
I'm trying to sort out the use of in/outb_p and
I notice the MegaRAID driver uses outb_p. Can someone at LSI confirm that
the delays between each I/O are required, and if so how long they must be.
I'm trying to sort out the use of in/outb_p and where it is unneccessary
or used for non ISA devices.
(Please cc me on the reply)
Alan
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