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| author | Yang, Bo <Bo.Yang@lsi.com> | 2009-12-06 08:39:25 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-02-17 13:12:40 -0600 |
| commit | c978684254d11e3768c5a0b2780302fb0cada29c (patch) | |
| tree | 174dbe555a241222216dc2b180b96406469757ef | |
| parent | bdc6fb8d69fab7b4b7f70823e3932bd8e4cfd7db (diff) | |
| download | linux-c978684254d11e3768c5a0b2780302fb0cada29c.tar.gz linux-c978684254d11e3768c5a0b2780302fb0cada29c.tar.bz2 linux-c978684254d11e3768c5a0b2780302fb0cada29c.zip | |
[SCSI] megaraid_sas: driver fixed the device update issue
driver fixed the device update issue after get the AEN PD delete/ADD
and LD add/delete from FW.
Signed-off-by Bo Yang<bo.yang@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index a92998fe2468..9ad274cf73a2 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -4072,6 +4072,7 @@ megasas_aen_polling(struct work_struct *work) struct Scsi_Host *host; struct scsi_device *sdev1; u16 pd_index = 0; + u16 ld_index = 0; int i, j, doscan = 0; u32 seq_num; int error; @@ -4087,8 +4088,124 @@ megasas_aen_polling(struct work_struct *work) switch (instance->evt_detail->code) { case MR_EVT_PD_INSERTED: + if (megasas_get_pd_list(instance) == 0) { + for (i = 0; i < MEGASAS_MAX_PD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + + pd_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = + scsi_device_lookup(host, i, j, 0); + + if (instance->pd_list[pd_index].driveState + == MR_PD_STATE_SYSTEM) { + if (!sdev1) { + scsi_add_device(host, i, j, 0); + } + + if (sdev1) + scsi_device_put(sdev1); + } + } + } + } + doscan = 0; + break; + case MR_EVT_PD_REMOVED: + if (megasas_get_pd_list(instance) == 0) { + megasas_get_pd_list(instance); + for (i = 0; i < MEGASAS_MAX_PD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + + pd_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = + scsi_device_lookup(host, i, j, 0); + + if (instance->pd_list[pd_index].driveState + == MR_PD_STATE_SYSTEM) { + if (sdev1) { + scsi_device_put(sdev1); + } + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } + } + } + } + } + doscan = 0; + break; + + case MR_EVT_LD_OFFLINE: + case MR_EVT_LD_DELETED: + megasas_get_ld_list(instance); + for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + + ld_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = scsi_device_lookup(host, + i + MEGASAS_MAX_LD_CHANNELS, + j, + 0); + + if (instance->ld_ids[ld_index] != 0xff) { + if (sdev1) { + scsi_device_put(sdev1); + } + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } + } + } + } + doscan = 0; + break; + case MR_EVT_LD_CREATED: + megasas_get_ld_list(instance); + for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + ld_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = scsi_device_lookup(host, + i+MEGASAS_MAX_LD_CHANNELS, + j, 0); + + if (instance->ld_ids[ld_index] != + 0xff) { + if (!sdev1) { + scsi_add_device(host, + i + 2, + j, 0); + } + } + if (sdev1) { + scsi_device_put(sdev1); + } + } + } + doscan = 0; + break; case MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED: + case MR_EVT_FOREIGN_CFG_IMPORTED: doscan = 1; break; default: @@ -4123,6 +4240,31 @@ megasas_aen_polling(struct work_struct *work) } } } + + megasas_get_ld_list(instance); + for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) { + for (j = 0; j < MEGASAS_MAX_DEV_PER_CHANNEL; j++) { + ld_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = scsi_device_lookup(host, + i+MEGASAS_MAX_LD_CHANNELS, j, 0); + if (instance->ld_ids[ld_index] != 0xff) { + if (!sdev1) { + scsi_add_device(host, + i+2, + j, 0); + } else { + scsi_device_put(sdev1); + } + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } + } + } + } } if ( instance->aen_cmd != NULL ) { |