A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 03:01:39 -04:00
Code Issues Projects Releases Packages Wiki Activity

libata: implement dump_id force param

Browse source 
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 <[email protected]>
Cc: Larry Baker <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>
This commit is contained in:
Tejun Heo 2010-05-23 12:59:11 +02:00 • committed by Jeff Garzik
commit 43c9c59185
3 changed files with 12 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

9
drivers/ata/libata-core.c
View file

@ -2126,6 +2126,14 @@ retry:
goto err_out;
}
if (dev->horkage & ATA_HORKAGE_DUMP_ID) {
ata_dev_printk(dev, KERN_DEBUG, "dumping IDENTIFY data, "
"class=%d may_fallback=%d tried_spinup=%d\n",
class, may_fallback, tried_spinup);
print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET,
16, 2, id, ATA_ID_WORDS * sizeof(*id), true);
}
/* Falling back doesn't make sense if ID data was read
* successfully at least once.
*/
@ -6377,6 +6385,7 @@ static int __init ata_parse_force_one(char **cur,
{ "3.0Gbps", .spd_limit = 2 },
{ "noncq", .horkage_on = ATA_HORKAGE_NONCQ },
{ "ncq", .horkage_off = ATA_HORKAGE_NONCQ },
{ "dump_id", .horkage_on = ATA_HORKAGE_DUMP_ID },
{ "pio0", .xfer_mask = 1 << (ATA_SHIFT_PIO + 0) },
{ "pio1", .xfer_mask = 1 << (ATA_SHIFT_PIO + 1) },
{ "pio2", .xfer_mask = 1 << (ATA_SHIFT_PIO + 2) },