From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc: linux-mips@linux-mips.org
Subject: Re: ZONE_DMA on MIPS
Date: Mon, 19 Mar 2007 18:32:33 +0300 [thread overview]
Message-ID: <45FEAD11.7070503@ru.mvista.com> (raw)
In-Reply-To: <20070320.000947.88474417.anemo@mba.ocn.ne.jp>
Hello.
Atsushi Nemoto wrote:
> Some ZONE_DMA patches were merged in 2.6.21. On most MIPS, ZONE_DMA
> is not needed, isn't it?
>
> Currently JAZZ, MALTA, QEMU, IP22, SNI_RM, RBTX4938 defines
> GENERIC_ISA_DMA so they may need ZONE_DMA (though I wonder QEMU or
> RBTX4938 really need it...)
Erm, concertning the latter -- probably not, as I'm not seeing other
FPCIB0 backplane support in the source.
> Are there any other platforms requires special DMA zone?
Erm, RBHMA4[24]00 have 8259 on the backplane... And the NEC boards with
the Rockhopper backplane as well...
> ---
> Atsushi Nemoto
WBR, Sergei
next prev parent reply other threads:[~2007-03-19 15:33 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-19 15:09 ZONE_DMA on MIPS Atsushi Nemoto
2007-03-19 15:32 ` Sergei Shtylyov [this message]
2007-03-19 15:47 ` Atsushi Nemoto
2007-03-19 15:50 ` Sergei Shtylyov
2007-03-19 15:48 ` Ralf Baechle
2007-03-19 16:36 ` Atsushi Nemoto
2007-03-19 22:20 ` Ralf Baechle
2007-03-20 14:10 ` Atsushi Nemoto
2007-03-20 14:48 ` Ralf Baechle
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