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| author | Tejun Heo <tj@kernel.org> | 2008-06-17 12:46:30 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-06-18 20:27:45 -0400 |
| commit | d799e083a80b220f3681d7790f11e77d1704022b (patch) | |
| tree | 0ad0617602584cf31dbba04ea6d3ede8e992e310 /drivers/ata/ahci.c | |
| parent | f9d1c6ca2bb1bbfde4a95d9e55ab3b0126825295 (diff) | |
| download | lwn-d799e083a80b220f3681d7790f11e77d1704022b.tar.gz lwn-d799e083a80b220f3681d7790f11e77d1704022b.zip | |
ahci: jmb361 has only one port
JMB361 has only one port but reports it has two causing longish probe
failure on the second one. Quirk it.
Reported by Gajo Petrovic in bz 10911.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Gajo Petrovic <gajo01@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/ahci.c')
| -rw-r--r-- | drivers/ata/ahci.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 966ab401e523..29f34d03bd75 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -653,6 +653,14 @@ static void ahci_save_initial_config(struct pci_dev *pdev, cap &= ~HOST_CAP_PMP; } + if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361 && + port_map != 1) { + dev_printk(KERN_INFO, &pdev->dev, + "JMB361 has only one port, port_map 0x%x -> 0x%x\n", + port_map, 1); + port_map = 1; + } + /* * Temporary Marvell 6145 hack: PATA port presence * is asserted through the standard AHCI port |