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| author | Hannes Reinecke <hare@suse.de> | 2014-10-29 13:00:13 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-10-31 11:29:01 +0100 |
| commit | 200b6966cdd393045ef042f0777faf660115ab22 (patch) | |
| tree | 38e27cc67457d9a7290b724601bdc948c8c45588 /hw/scsi | |
| parent | 96f8f23a1e900796494a54e8b56610e1a7db2a89 (diff) | |
| download | qemu-200b6966cdd393045ef042f0777faf660115ab22.zip qemu-200b6966cdd393045ef042f0777faf660115ab22.tar.gz qemu-200b6966cdd393045ef042f0777faf660115ab22.tar.bz2 | |
megasas: Implement DCMD_CLUSTER_RESET_LD
Some implementations use DCMD_CLUSTER_RESET_LD to simulate
a device reset.
Signed-off-by: Hannes Reinecke <hare@suse.de>
[Compare against id, not lun. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/scsi')
| -rw-r--r-- | hw/scsi/megasas.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c index ed4cc1b..dcfef63 100644 --- a/hw/scsi/megasas.c +++ b/hw/scsi/megasas.c @@ -1416,9 +1416,23 @@ static int megasas_ctrl_shutdown(MegasasState *s, MegasasCmd *cmd) return MFI_STAT_OK; } +/* Some implementations use CLUSTER RESET LD to simulate a device reset */ static int megasas_cluster_reset_ld(MegasasState *s, MegasasCmd *cmd) { - return MFI_STAT_INVALID_DCMD; + uint16_t target_id; + int i; + + /* mbox0 contains the device index */ + target_id = le16_to_cpu(cmd->frame->dcmd.mbox[0]); + trace_megasas_dcmd_reset_ld(cmd->index, target_id); + for (i = 0; i < s->fw_cmds; i++) { + MegasasCmd *tmp_cmd = &s->frames[i]; + if (tmp_cmd->req && tmp_cmd->req->dev->id == target_id) { + SCSIDevice *d = tmp_cmd->req->dev; + qdev_reset_all(&d->qdev); + } + } + return MFI_STAT_OK; } static int megasas_dcmd_set_properties(MegasasState *s, MegasasCmd *cmd) |