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libata-pmp: add support for Thermaltake BlackX Duet esata drive dock 

Some errors still show up, but the dock works, both drives can be
accessed at the same time

The chip maker and designation is unknown - possibly jmicron JMB350?

Signed-off-by: Pavel Herrmann <morpheus.ibis@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Pavel Herrmann 2011-04-28 22:32:54 +02:00 committed by Jeff Garzik
parent bfeec8ca15
commit 0afc6f5ba9
1 changed files with 10 additions and 0 deletions
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10
drivers/ata/libata-pmp.c
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@ -449,6 +449,16 @@ static void sata_pmp_quirks(struct ata_port *ap)
* otherwise. Don't try hard to recover it.
*/
ap->pmp_link[ap->nr_pmp_links - 1].flags |= ATA_LFLAG_NO_RETRY;
} else if (vendor == 0x197b && devid == 0x2352) {
/* chip found in Thermaltake BlackX Duet, jmicron JMB350? */
ata_for_each_link(link, ap, EDGE) {
/* SRST breaks detection and disks get misclassified
* LPM disabled to avoid potential problems
*/
link->flags |= ATA_LFLAG_NO_LPM |
ATA_LFLAG_NO_SRST |
ATA_LFLAG_ASSUME_ATA;
}
}
}