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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: 胡洪兵 <huhb@lemote.com>
Cc: yanh@lemote.com, wuzhangjin@gmail.com, linux-mips@linux-mips.org,
	Ralf Baechle <ralf@linux-mips.org>,
	IDE/ATA development list <linux-ide@vger.kernel.org>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	linux-scsi <linux-scsi@vger.kernel.org>,
	Philippe Vachon <philippe@cowpig.ca>,
	Zhang Le <r0bertz@gentoo.org>, Zhang Fuxin <zhangfx@lemote.com>,
	Arnaud Patard <apatard@mandriva.com>,
	loongson-dev@googlegroups.com, gnewsense-dev@nongnu.org,
	Nicholas Mc Guire <hofrat@hofr.at>,
	Liu Junliang <liujl@lemote.com>, Erwan Lerale <erwan@thiscow.com>
Subject: Re: [loongson-PATCH-v1 24/27] fixup for FUJITSU disk
Date: Mon, 25 May 2009 16:56:24 +0200	[thread overview]
Message-ID: <200905251656.25357.bzolnier@gmail.com> (raw)
In-Reply-To: <4A1A4A54.6090401@lemote.com>

On Monday 25 May 2009 09:35:48 胡洪兵 wrote:
> yanh 写道:

[...]

> > the cs5536 pata driver have some geode platform dependent codes. We can
> > just ignore it, but the performance is poor(using hdparm to test it),
> > which only get 22+ MB/s. we find it only use udma2. However if using
> > amd74xx driver, it can set udma5, and the speed can reach to 50+ MB/s. 
> >
> > we will test whether this driver is working well without this patch.
> >
> > Anyway, thanks your advice.
> >   
> Use the driver drivers/ata/pata_cs5536.c, unfortunately it also have the 
> same issue.

Both drivers (pata_cs5536 & cs5536) should handle UDMA5.

Could you please explain the issue with platform specific code a bit more?

Is it related to a cable detection by any chance?

Thanks.
Bart
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WARNING: multiple messages have this Message-ID (diff)
From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: 胡洪兵 <huhb@lemote.com>
Cc: yanh@lemote.com, wuzhangjin@gmail.com, linux-mips@linux-mips.org,
	Ralf Baechle <ralf@linux-mips.org>,
	"IDE/ATA development list" <linux-ide@vger.kernel.org>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	"linux-scsi" <linux-scsi@vger.kernel.org>,
	Philippe Vachon <philippe@cowpig.ca>,
	Zhang Le <r0bertz@gentoo.org>, Zhang Fuxin <zhangfx@lemote.com>,
	Arnaud Patard <apatard@mandriva.com>,
	loongson-dev@googlegroups.com, gnewsense-dev@nongnu.org,
	Nicholas Mc Guire <hofrat@hofr.at>,
	Liu Junliang <liujl@lemote.com>, Erwan Lerale <erwan@thiscow.com>
Subject: Re: [loongson-PATCH-v1 24/27] fixup for FUJITSU disk
Date: Mon, 25 May 2009 16:56:24 +0200	[thread overview]
Message-ID: <200905251656.25357.bzolnier@gmail.com> (raw)
In-Reply-To: <4A1A4A54.6090401@lemote.com>

On Monday 25 May 2009 09:35:48 胡洪兵 wrote:
> yanh 写道:

[...]

> > the cs5536 pata driver have some geode platform dependent codes. We can
> > just ignore it, but the performance is poor(using hdparm to test it),
> > which only get 22+ MB/s. we find it only use udma2. However if using
> > amd74xx driver, it can set udma5, and the speed can reach to 50+ MB/s. 
> >
> > we will test whether this driver is working well without this patch.
> >
> > Anyway, thanks your advice.
> >   
> Use the driver drivers/ata/pata_cs5536.c, unfortunately it also have the 
> same issue.

Both drivers (pata_cs5536 & cs5536) should handle UDMA5.

Could you please explain the issue with platform specific code a bit more?

Is it related to a cable detection by any chance?

Thanks.
Bart

  reply	other threads:[~2009-05-25 14:56 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-20 21:48 [loongson-PATCH-v1 00/27] linux patches of loongson-based machines wuzhangjin
2009-05-20 21:49 ` [loongson-PATCH-v1 01/27] fix-warning: incompatible argument type of pci_fixup_irqs wuzhangjin
2009-05-20 22:11   ` David Daney
2009-05-20 23:20     ` Wu Zhangjin
2009-05-21  8:13     ` Ralf Baechle
2009-05-20 21:49 ` [loongson-PATCH-v1 02/27] fix-warning: incompatible argument type of virt_to_phys wuzhangjin
2009-05-21  8:06   ` Ralf Baechle
2009-05-20 21:50 ` [loongson-PATCH-v1 03/27] fix-error: incompatiable argument type of clear_user wuzhangjin
2009-05-21  7:51   ` Ralf Baechle
2009-05-20 21:50 ` [loongson-PATCH-v1 04/27] change the naming methods wuzhangjin
2009-05-20 21:50 ` [loongson-PATCH-v1 05/27] remove reference to bonito64.h wuzhangjin
2009-05-20 21:51 ` [loongson-PATCH-v1 06/27] divide the files to the smallest logic unit wuzhangjin
2009-05-20 21:51 ` [loongson-PATCH-v1 07/27] replace tons of magic numbers by understandable symbols wuzhangjin
2009-05-20 21:52 ` [loongson-PATCH-v1 08/27] clean up the early printk support for fuloong(2e) wuzhangjin
2009-05-20 21:52 ` [loongson-PATCH-v1 09/27] enable Real Time Clock Support " wuzhangjin
2009-05-20 21:54 ` [loongson-PATCH-v1 10/27] add loongson-specific cpu-feature-overrides.h wuzhangjin
2009-05-20 21:54 ` [loongson-PATCH-v1 11/27] split the loongson-specific part out wuzhangjin
2009-05-20 22:05 ` [loongson-PATCH-v1 12/27] add basic loongson-2f support wuzhangjin
2009-05-20 22:06 ` [loongson-PATCH-v1 13/27] add basic fuloong(2f) support wuzhangjin
2009-05-20 22:06 ` [loongson-PATCH-v1 14/27] enable serial port support of loongson-based machines wuzhangjin
2009-05-20 22:07 ` [loongson-PATCH-v1 15/27] add basic yeeloong(2f) laptop support wuzhangjin
2009-05-20 22:08 ` [loongson-PATCH-v1 16/27] Add Siliconmotion 712 framebuffer driver wuzhangjin
2009-05-29 13:29   ` Simon Braunschmidt
2009-05-29 19:51     ` Wu Zhangjin
2009-06-01  7:41     ` Wu Zhangjin
2009-06-01  7:41       ` Wu Zhangjin
2009-05-20 22:08 ` [loongson-PATCH-v1 17/27] define Loongson2F arch specific phys prot access wuzhangjin
2009-05-20 22:09 ` [loongson-PATCH-v1 18/27] Loongson2 specific OProfile driver wuzhangjin
2009-05-20 22:10 ` [loongson-PATCH-v1 19/27] flush posted write to irq wuzhangjin
2009-05-20 22:10 ` [loongson-PATCH-v1 20/27] CS5536 MFGPT as system clock source support wuzhangjin
2009-05-20 22:10 ` [loongson-PATCH-v1 21/27] Loongson2F cpufreq support wuzhangjin
2009-05-20 22:11 ` [loongson-PATCH-v1 22/27] Hibernation Support in mips system wuzhangjin
2009-05-21 12:43   ` Ralf Baechle
2009-05-24 13:13     ` Wu Zhangjin
2009-05-22 13:01   ` Atsushi Nemoto
2009-05-23  8:06     ` yanh
2009-05-23 12:30       ` Atsushi Nemoto
2009-05-26  1:43         ` yanh
2009-05-26  2:27           ` Hongbing Hu
2009-05-26 14:48             ` Atsushi Nemoto
2009-05-20 22:11 ` [loongson-PATCH-v1 23/27] Alsa memory maps fixup on mips systems wuzhangjin
2009-05-20 22:18   ` David Daney
2009-05-20 23:36     ` Wu Zhangjin
2009-05-20 22:12 ` [loongson-PATCH-v1 24/27] fixup for FUJITSU disk wuzhangjin
2009-05-22 18:32   ` Bartlomiej Zolnierkiewicz
2009-05-23  7:11     ` yanh
2009-05-23 11:47       ` Bartlomiej Zolnierkiewicz
2009-05-25  5:45         ` yanh
2009-05-25  5:45           ` yanh
2009-05-25  7:35           ` 胡洪兵
2009-05-25 14:56             ` Bartlomiej Zolnierkiewicz [this message]
2009-05-25 14:56               ` Bartlomiej Zolnierkiewicz
2009-05-25 19:05               ` Sergei Shtylyov
2009-05-25 19:05                 ` Sergei Shtylyov
2009-05-25 19:10                 ` Martin K. Petersen
2009-05-25 19:17                   ` Sergei Shtylyov
2009-05-26  1:21                   ` yanh
2009-05-26  1:21                     ` yanh
2009-05-26  7:56                     ` Alan Cox
2009-05-26 14:39                       ` yanh
2009-05-26 14:39                         ` yanh
2009-05-20 22:13 ` [loongson-PATCH-v1 25/27] Flush RAS and BTB for CPU predictively execution wuzhangjin
2009-05-20 22:13 ` [loongson-PATCH-v1 26/27] add default kernel config file for loongson-based machines wuzhangjin
2009-05-20 22:14 ` [loongson-PATCH-v1 27/27] add gcc 4.4 support for MIPS and loongson wuzhangjin

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