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libata: implement dump_id force param

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Add dump_id libata.force parameter.  If specified, libata dumps full
IDENTIFY data during device configuration.  This is to aid debugging.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Larry Baker <baker@usgs.gov>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Tejun Heo
2010-05-23 12:59:11 +02:00
committed by Jeff Garzik
parent e7ecd43569
commit 43c9c59185
3 changed files with 12 additions and 0 deletions
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include/linux/libata.h
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@@ -386,6 +386,7 @@ enum {
ATA_HORKAGE_1_5_GBPS = (1 << 13), /* force 1.5 Gbps */
ATA_HORKAGE_NOSETXFER = (1 << 14), /* skip SETXFER, SATA only */
ATA_HORKAGE_BROKEN_FPDMA_AA = (1 << 15), /* skip AA */
ATA_HORKAGE_DUMP_ID = (1 << 16), /* dump IDENTIFY data */
/* DMA mask for user DMA control: User visible values; DO NOT
renumber */