From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jake Moilanen <moilanen@austin.ibm.com>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH][0/2] RTAS MSI
Date: Fri, 28 Jul 2006 06:56:39 +0200 [thread overview]
Message-ID: <1154062599.21801.40.camel@localhost.localdomain> (raw)
In-Reply-To: <1154024154.29826.229.camel@goblue>
On Thu, 2006-07-27 at 13:15 -0500, Jake Moilanen wrote:
> Here is a rebased RTAS MSI which uses the IRQ layer rewrite. Please try
> getting it into 2.6.18.
>
> I mistakenly forgot to export the MSI symbols. So modules weren't too
> happy...
>
> The RTAS patch skips the intel-centric MSI layer and uses
> pci_enable/disable_msi() calls directly. It does not correctly handle
> multi-vector MSI either.
Multi-vector MSIs aren't handled by the linux API anyway it seems (the
doc says pci_enable_msi() only ever enables one MSI) so that's fine if
you don't handle them :) The word on the street is that multivector MSIs
aren't useful, MSI-X are.
Ben.
next prev parent reply other threads:[~2006-07-28 4:56 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-27 18:15 [PATCH][0/2] RTAS MSI Jake Moilanen
2006-07-27 18:17 ` [PATCH][1/2] export msi symbols Jake Moilanen
2006-07-27 18:41 ` Segher Boessenkool
2006-07-27 18:27 ` [PATCH][2/2] RTAS MSI Jake Moilanen
2006-07-27 18:46 ` Segher Boessenkool
2006-07-27 18:50 ` Segher Boessenkool
2006-07-27 19:34 ` Jake Moilanen
2006-07-27 20:35 ` Segher Boessenkool
2006-07-31 4:07 ` Paul Mackerras
2006-07-31 19:55 ` Jake Moilanen
2006-07-31 4:33 ` Michael Ellerman
2006-07-31 20:47 ` Jake Moilanen
2006-07-31 21:01 ` Jake Moilanen
2006-08-01 23:26 ` Michael Ellerman
2006-08-02 5:35 ` Segher Boessenkool
2006-08-02 9:04 ` Michael Ellerman
2006-08-09 9:50 ` Benjamin Herrenschmidt
2006-08-10 8:03 ` Michael Ellerman
2006-08-10 8:18 ` Benjamin Herrenschmidt
2006-07-28 4:56 ` Benjamin Herrenschmidt [this message]
2006-07-28 18:43 ` [PATCH][0/2] " Segher Boessenkool
2006-07-28 18:42 ` Jake Moilanen
2006-07-28 18:53 ` Segher Boessenkool
2006-08-09 2:23 ` Michael Ellerman
2006-08-09 9:52 ` Segher Boessenkool
2006-08-09 10:27 ` Michael Ellerman
2006-08-09 15:41 ` Benjamin Herrenschmidt
2006-08-10 8:22 ` Michael Ellerman
2006-08-10 9:23 ` Benjamin Herrenschmidt
2006-08-09 15:38 ` Benjamin Herrenschmidt
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