diff options
| author | Salyzyn, Mark <mark_salyzyn@adaptec.com> | 2007-06-12 15:33:54 +0200 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-06-17 22:00:47 +0200 |
| commit | 29c976844d0bef07d97babc8db60fa6c46788133 (patch) | |
| tree | 9543cef49748d0fe7ac08a5a1780c213e0fc37bd /drivers/scsi/aacraid/aachba.c | |
| parent | [SCSI] aacraid: probe related code cleanup (diff) | |
| download | linux-29c976844d0bef07d97babc8db60fa6c46788133.tar.xz linux-29c976844d0bef07d97babc8db60fa6c46788133.zip | |
[SCSI] aacraid: add user initiated reset
Add the ability for an application to issue a hardware reset to the
adapter via sysfs. Typical uses include restarting the adapter after it
has been flashed. Bumped revision number for the driver and added a
feature to periodically check the adapter's health (check_interval),
update the adapter's concept of time (update_interval) and block
checking/resetting of the adapter (check_reset).
Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
| -rw-r--r-- | drivers/scsi/aacraid/aachba.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index ef11c18d9ba4..b3081b10d0a3 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -169,6 +169,18 @@ int acbsize = -1; module_param(acbsize, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); +int update_interval = 30 * 60; +module_param(update_interval, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync updates issued to adapter."); + +int check_interval = 24 * 60 * 60; +module_param(check_interval, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health checks."); + +int check_reset = 1; +module_param(check_reset, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the adapter."); + int expose_physicals = -1; module_param(expose_physicals, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); @@ -1197,6 +1209,12 @@ int aac_get_adapter_info(struct aac_dev* dev) (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), dev->supplement_adapter_info.VpdInfo.Tsid); } + if (!check_reset || + (dev->supplement_adapter_info.SupportedOptions2 & + le32_to_cpu(AAC_OPTION_IGNORE_RESET))) { + printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", + dev->name, dev->id); + } } dev->nondasd_support = 0; |