Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR

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To: Alexey Zaytsev <alexey.zaytsev@...>

Cc: Krzysztof Halasa <khc@...>, Michael-Luke Jones <mlj28@...>, Jeff Garzik <jeff@...>, <netdev@...>, lkml <linux-kernel@...>, Russell King <rmk@...>, ARM Linux Mailing List <linux-arm-kernel@...>

Subject: Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR

Date: Tuesday, May 8, 2007 - 8:59 am

On Tue, May 08, 2007 at 04:47:31PM +0400, Alexey Zaytsev wrote:
> > As with Christian's driver, I don't know whether an SRAM allocator

quoted text> > makes much sense.  We can just set up a static allocation map for the

> > in-tree drivers and leave out the allocator altogether.  I.e. I don't

> > think it's worth the complexity (and just because the butt-ugly Intel

> > code has an allocator isn't a very good reason. :-)

>

> Is the qmgr used when the NPEs are utilized as DMA engines?
I'm not sure, but probably yes.
> And is the allocator needed in this case?
If you statically partition the available queue SRAM, no.

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Messages in current thread:

[PATCH 0/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Sun May 6, 7:46 pm)

Re: [PATCH 0/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Mon May 7, 9:40 pm)

Re: [PATCH 0/3] Intel IXP4xx network drivers, Leon Woestenberg, (Mon May 7, 4:39 pm)

Re: [PATCH 0/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Mon May 7, 5:21 pm)

[PATCH 2a/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Mon May 7, 6:27 am)

[PATCH 3/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Sun May 6, 8:07 pm)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Lennert Buytenhek, (Tue May 8, 7:40 am)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Michael-Luke Jones, (Mon May 7, 8:59 am)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Mon May 7, 1:12 pm)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Michael-Luke Jones, (Mon May 7, 2:14 pm)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Mon May 7, 3:57 pm)

[PATCH] Intel IXP4xx network drivers v.2 - Ethernet and HSS, Krzysztof Halasa, (Mon May 7, 9:19 pm)

Re: [PATCH] Intel IXP4xx network drivers v.2 - Ethernet and ..., Lennert Buytenhek, (Tue May 8, 7:37 am)

Re: [PATCH] Intel IXP4xx network drivers v.2 - Ethernet and ..., Krzysztof Halasa, (Tue May 8, 10:31 am)

Re: [PATCH] Intel IXP4xx network drivers v.2 - Ethernet and ..., Lennert Buytenhek, (Tue May 8, 10:53 am)

Re: [PATCH] Intel IXP4xx network drivers v.2 - Ethernet and ..., Krzysztof Halasa, (Tue May 8, 1:17 pm)

Re: [PATCH] Intel IXP4xx network drivers v.2 - Ethernet and ..., Michael-Luke Jones, (Tue May 8, 3:22 am)

Re: [PATCH] Intel IXP4xx network drivers v.2 - Ethernet and ..., Jeff Garzik, (Tue May 8, 1:28 am)

[PATCH] Intel IXP4xx network drivers v.3 - QMGR, Krzysztof Halasa, (Mon May 7, 8:46 pm)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Lennert Buytenhek, (Tue May 8, 7:32 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Krzysztof Halasa, (Tue May 8, 10:12 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Lennert Buytenhek, (Tue May 8, 10:40 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Krzysztof Halasa, (Tue May 8, 12:59 pm)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Lennert Buytenhek, (Wed May 9, 6:21 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Krzysztof Halasa, (Thu May 10, 10:08 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Alexey Zaytsev, (Tue May 8, 8:47 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Lennert Buytenhek, (Tue May 8, 8:59 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Michael-Luke Jones, (Tue May 8, 3:05 am)

Re: [PATCH] Intel IXP4xx network drivers v.3 - QMGR, Krzysztof Halasa, (Tue May 8, 9:57 am)

[PATCH] Intel IXP4xx network drivers v.2 - NPE, Krzysztof Halasa, (Mon May 7, 8:36 pm)

Re: [PATCH] Intel IXP4xx network drivers v.2 - NPE, Michael-Luke Jones, (Tue May 8, 3:02 am)

Re: [PATCH] Intel IXP4xx network drivers v.2 - NPE, Krzysztof Halasa, (Tue May 8, 9:56 am)

[PATCH] Intel IXP4xx network drivers v.2, Krzysztof Halasa, (Mon May 7, 8:11 pm)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Christian Hohnstaedt, (Mon May 7, 1:52 pm)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Mon May 7, 4:00 pm)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Lennert Buytenhek, (Tue May 8, 7:48 am)

Re: [PATCH 3/3] Intel IXP4xx network drivers, Krzysztof Halasa, (Tue May 8, 9:47 am)

[PATCH 2/3] ARM: include IXP4xx "fuses" support, Krzysztof Halasa, (Sun May 6, 8:07 pm)

Re: [PATCH 2/3] ARM: include IXP4xx "fuses" support, Alexey Zaytsev, (Mon May 7, 1:24 am)

Re: [PATCH 2/3] ARM: include IXP4xx "fuses" support, Krzysztof Halasa, (Mon May 7, 6:24 am)

[PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "select", Krzysztof Halasa, (Sun May 6, 8:06 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Roman Zippel, (Sun May 6, 9:44 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Krzysztof Halasa, (Mon May 7, 5:35 am)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Roman Zippel, (Mon May 7, 7:22 am)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Krzysztof Halasa, (Mon May 7, 7:56 am)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Roman Zippel, (Mon May 7, 9:17 am)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Jeff Garzik, (Mon May 7, 9:21 am)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Roman Zippel, (Mon May 7, 9:46 am)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Krzysztof Halasa, (Mon May 7, 12:50 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Roman Zippel, (Mon May 7, 1:07 pm)

[PATCH 1a/3] WAN Kconfig: change "depends on HDLC" to "select", Krzysztof Halasa, (Mon May 7, 5:08 pm)

[PATCH] Use menuconfig objects II - netdev/wan, Krzysztof Halasa, (Mon May 7, 5:02 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Krzysztof Halasa, (Mon May 7, 4:54 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Satyam Sharma, (Mon May 7, 2:15 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Jeff Garzik, (Mon May 7, 4:31 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Roman Zippel, (Mon May 7, 4:57 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Satyam Sharma, (Mon May 7, 4:49 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Randy Dunlap, (Mon May 7, 4:50 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Satyam Sharma, (Mon May 7, 6:39 pm)

Re: [PATCH 1/3] WAN Kconfig: change "depends on HDLC" to "se..., Randy Dunlap, (Mon May 7, 6:52 pm)

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