diff options
Diffstat (limited to 'drivers/ieee1394')
| -rw-r--r-- | drivers/ieee1394/sbp2.c | 20 | ||||
| -rw-r--r-- | drivers/ieee1394/sbp2.h | 1 |
2 files changed, 19 insertions, 2 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index a5ceff287a28..219164da2818 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -186,6 +186,11 @@ MODULE_PARM_DESC(exclusive_login, "Exclusive login to sbp2 device " * - delay inquiry * Wait extra SBP2_INQUIRY_DELAY seconds after login before SCSI inquiry. * + * - power condition + * Set the power condition field in the START STOP UNIT commands sent by + * sd_mod on suspend, resume, and shutdown (if manage_start_stop is on). + * Some disks need this to spin down or to resume properly. + * * - override internal blacklist * Instead of adding to the built-in blacklist, use only the workarounds * specified in the module load parameter. @@ -199,6 +204,8 @@ MODULE_PARM_DESC(workarounds, "Work around device bugs (default = 0" ", skip mode page 8 = " __stringify(SBP2_WORKAROUND_MODE_SENSE_8) ", fix capacity = " __stringify(SBP2_WORKAROUND_FIX_CAPACITY) ", delay inquiry = " __stringify(SBP2_WORKAROUND_DELAY_INQUIRY) + ", set power condition in start stop unit = " + __stringify(SBP2_WORKAROUND_POWER_CONDITION) ", override internal blacklist = " __stringify(SBP2_WORKAROUND_OVERRIDE) ", or a combination)"); @@ -359,18 +366,25 @@ static const struct { .firmware_revision = 0x002800, .model_id = 0x001010, .workarounds = SBP2_WORKAROUND_INQUIRY_36 | - SBP2_WORKAROUND_MODE_SENSE_8, + SBP2_WORKAROUND_MODE_SENSE_8 | + SBP2_WORKAROUND_POWER_CONDITION, }, /* DViCO Momobay FX-3A with TSB42AA9A bridge */ { .firmware_revision = 0x002800, .model_id = 0x000000, - .workarounds = SBP2_WORKAROUND_DELAY_INQUIRY, + .workarounds = SBP2_WORKAROUND_DELAY_INQUIRY | + SBP2_WORKAROUND_POWER_CONDITION, }, /* Initio bridges, actually only needed for some older ones */ { .firmware_revision = 0x000200, .model_id = SBP2_ROM_VALUE_WILDCARD, .workarounds = SBP2_WORKAROUND_INQUIRY_36, }, + /* PL-3507 bridge with Prolific firmware */ { + .firmware_revision = 0x012800, + .model_id = SBP2_ROM_VALUE_WILDCARD, + .workarounds = SBP2_WORKAROUND_POWER_CONDITION, + }, /* Symbios bridge */ { .firmware_revision = 0xa0b800, .model_id = SBP2_ROM_VALUE_WILDCARD, @@ -2002,6 +2016,8 @@ static int sbp2scsi_slave_configure(struct scsi_device *sdev) sdev->skip_ms_page_8 = 1; if (lu->workarounds & SBP2_WORKAROUND_FIX_CAPACITY) sdev->fix_capacity = 1; + if (lu->workarounds & SBP2_WORKAROUND_POWER_CONDITION) + sdev->start_stop_pwr_cond = 1; if (lu->workarounds & SBP2_WORKAROUND_128K_MAX_TRANS) blk_queue_max_sectors(sdev->request_queue, 128 * 1024 / 512); return 0; diff --git a/drivers/ieee1394/sbp2.h b/drivers/ieee1394/sbp2.h index 80d8e097b065..875428bc8d29 100644 --- a/drivers/ieee1394/sbp2.h +++ b/drivers/ieee1394/sbp2.h @@ -345,6 +345,7 @@ enum sbp2lu_state_types { #define SBP2_WORKAROUND_FIX_CAPACITY 0x8 #define SBP2_WORKAROUND_DELAY_INQUIRY 0x10 #define SBP2_INQUIRY_DELAY 12 +#define SBP2_WORKAROUND_POWER_CONDITION 0x20 #define SBP2_WORKAROUND_OVERRIDE 0x100 #endif /* SBP2_H */ |