From: Mark Lord <liml@rtr.ca>
To: Grant Grundler <grundler@google.com>
Cc: Jeff Garzik <jgarzik@pobox.com>, Tejun Heo <htejun@gmail.com>,
IDE/ATA development list <linux-ide@vger.kernel.org>
Subject: Re: [PATCH 02/12] sata_mv pci features
Date: Fri, 02 May 2008 13:41:42 -0400 [thread overview]
Message-ID: <481B5256.9040003@rtr.ca> (raw)
In-Reply-To: <da824cf30805020906k276e6574p93dfe7b696eeda8b@mail.gmail.com>
Grant Grundler wrote:
..
> In order to enable cut-thru, the docs say "MRdTrig" bit in PCI
> Command Register ()xC00) must also be clear on 6042.
> This _might_ also apply to 7042. I didn't see any code in
> this patch (Perhaps a different one?) to make sure
> "MRdTrig" bit is clear.
..
Were you looking for this, from the same patch #02:
..
>> + reg = readl(mmio + PCI_COMMAND_OFS);
>> + if (reg & PCI_COMMAND_MRDTRIG)
>> + return 0; /* not okay */
..
And, no, this does not apply to the 7042 (PCI Express version).
Cheers
next prev parent reply other threads:[~2008-05-02 17:41 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-02 6:07 [PATCH 00/12] sata_mv: The last big set for 2.6.26 Mark Lord
2008-05-02 6:07 ` [PATCH 01/12] sata_mv more cosmetic changes Mark Lord
2008-05-02 6:08 ` [PATCH 02/12] sata_mv pci features Mark Lord
2008-05-02 6:09 ` [PATCH 03/12] sata_mv wait for empty+idle Mark Lord
2008-05-02 6:10 ` [PATCH 04/12] sata_mv new mv_qc_defer method Mark Lord
2008-05-02 6:10 ` [PATCH 05/12] sata_mv errata workaround for sata25 part 1 Mark Lord
2008-05-02 6:11 ` [PATCH 06/12] sata_mv rearrange mv_config_fbs Mark Lord
2008-05-02 6:12 ` [PATCH 07/12] sata_mv NCQ and SError fixes for mv_err_intr Mark Lord
2008-05-02 6:13 ` [PATCH 08/12] sata_mv fix mv_host_intr bug for hc_irq_cause Mark Lord
2008-05-02 6:14 ` [PATCH 09/12] sata_mv new mv_port_intr function Mark Lord
2008-05-02 6:14 ` [PATCH 10/12] sata_mv libata: export ata_eh_analyze_ncq_error Mark Lord
2008-05-02 6:15 ` [PATCH 11/12] sata_mv delayed eh handling Mark Lord
2008-05-02 6:16 ` [PATCH 12/12] sata_mv NCQ-EH for FIS-based switching Mark Lord
2008-05-02 12:44 ` Mark Lord
2008-05-02 16:52 ` Grant Grundler
2008-05-02 16:54 ` Grant Grundler
2008-05-02 17:46 ` Mark Lord
2008-05-02 17:52 ` Alan Cox
2008-05-02 17:56 ` [PATCH 13/13] sata_mv use hweight16() for bit counting Mark Lord
2008-05-02 18:02 ` Mark Lord
2008-05-02 18:02 ` [PATCH 13/13] sata_mv use hweight16() for bit counting (V2) Mark Lord
2008-05-02 18:31 ` Grant Grundler
2008-05-02 16:42 ` [PATCH 03/12] sata_mv wait for empty+idle Grant Grundler
2008-05-02 17:45 ` Mark Lord
2008-05-02 18:39 ` Grant Grundler
2008-05-02 20:09 ` Mark Lord
2008-05-02 16:06 ` [PATCH 02/12] sata_mv pci features Grant Grundler
2008-05-02 17:41 ` Mark Lord [this message]
2008-05-02 18:28 ` Grant Grundler
2008-05-06 14:10 ` [PATCH 01/12] sata_mv more cosmetic changes Jeff Garzik
2008-05-06 17:57 ` Mark Lord
2008-05-06 14:17 ` Jeff Garzik
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