From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46056) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XjO50-0000Pw-O0 for qemu-devel@nongnu.org; Wed, 29 Oct 2014 03:54:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XjO4q-0008WV-Ob for qemu-devel@nongnu.org; Wed, 29 Oct 2014 03:54:06 -0400 Received: from cantor2.suse.de ([195.135.220.15]:56472 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XjO4q-0008Vv-I6 for qemu-devel@nongnu.org; Wed, 29 Oct 2014 03:53:56 -0400 From: Hannes Reinecke Date: Wed, 29 Oct 2014 08:53:49 +0100 Message-Id: <1414569232-21357-15-git-send-email-hare@suse.de> In-Reply-To: <1414569232-21357-1-git-send-email-hare@suse.de> References: <1414569232-21357-1-git-send-email-hare@suse.de> Subject: [Qemu-devel] [PATCH 14/17] megasas: Implement DCMD_CLUSTER_RESET_LD List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Hannes Reinecke , Paolo Bonzini , Nic Bellinger , Andreas Faerber , Alexander Graf Some implementations use DCMD_CLUSTER_RESET_LD to simulate a device reset. Signed-off-by: Hannes Reinecke --- hw/scsi/megasas.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c index c1bc563..2a99c5e 100644 --- a/hw/scsi/megasas.c +++ b/hw/scsi/megasas.c @@ -1420,9 +1420,23 @@ 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->lun == 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) -- 1.8.4.5