On 12/06/2016 09:30 PM, Himanshu Madhani wrote:
> From: Quinn Tran <quinn.t...@cavium.com>
>
> Move Get ID list, stats and Get Port Databasae mailbox commands
> out of MB interface which is serialized to IOCB interface
> to reduce contention.
>
> Current driver wait for FW to be in the ready state
> before processing in coming commands. For loop mode,
> certain initiator takes longer for login to complete.
> While other initiators already sends commands.
>
> Add processing of Report ID Acquision F2. For Direct
> connect and target mode, Rida F2 provides the ALPA/Nport ID
> of the local adapter.
>
> Signed-off-by: Quinn Tran <quinn.t...@cavium.com>
> Signed-off-by: Himanshu Madhani <himanshu.madh...@cavium.com>
> ---
> drivers/scsi/qla2xxx/qla_def.h | 34 +++-
> drivers/scsi/qla2xxx/qla_dfs.c | 85 +++++++++-
> drivers/scsi/qla2xxx/qla_fw.h | 18 +++
> drivers/scsi/qla2xxx/qla_gbl.h | 12 +-
> drivers/scsi/qla2xxx/qla_init.c | 112 ++++++--------
> drivers/scsi/qla2xxx/qla_isr.c | 22 ++-
> drivers/scsi/qla2xxx/qla_mbx.c | 315
> +++++++++++++++++++++++++++++++++++---
> drivers/scsi/qla2xxx/qla_os.c | 95 +++++++++---
> drivers/scsi/qla2xxx/qla_target.c | 53 ++++---
> drivers/scsi/qla2xxx/qla_target.h | 5 +
> 10 files changed, 607 insertions(+), 144 deletions(-)
>
[ .. ]
> @@ -200,6 +201,8 @@ extern struct scsi_qla_host *qla2x00_create_host(struct
> scsi_host_template *,
> void qla2x00_handle_login_done_event(struct scsi_qla_host *, fc_port_t *,
> uint16_t *);
> int qla24xx_post_gnl_work(struct scsi_qla_host *, fc_port_t *);
> +void qla2x00_schedule_work(struct scsi_qla_host *);
> +
>
> /*
> * Global Functions in qla_mid.c source file.
Pointless newline.
[ .. ]
> @@ -796,11 +802,16 @@ static void qla_irq_affinity_notify(struct
> irq_affinity_notify *,
> "LOOP UP detected (%s Gbps).\n",
> qla2x00_get_link_speed_str(ha, ha->link_data_rate));
>
> +
> vha->flags.management_server_logged_in = 0;
> qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate);
> break;
>
Same here.
> @@ -5856,3 +5896,238 @@ struct cs84xx_mgmt_cmd {
>
> return rval;
> }
> +
> +void qla2x00_async_mb_sp_done(void *v, void *s, int res)
> +{
> + struct srb *sp = s;
> + sp->u.iocb_cmd.u.mbx.rc = res;
> + complete(&sp->u.iocb_cmd.u.mbx.comp);
> + /* don't free sp here. Let the caller do the free */
> +}
> +
> +/* This mailbox uses the iocb interface to send MB command.
> + * This allows non-critial (non chip setup) command to go out in parrallel.
> + */
> +int qla24xx_send_mb_cmd(struct scsi_qla_host *vha, mbx_cmd_t *mcp)
> +{
> + int rval = QLA_FUNCTION_FAILED;
> + srb_t *sp;
> + struct srb_iocb *c;
> + char *name;
> +
> + if (!vha->hw->flags.fw_started)
> + goto done;
> +
> + sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
> + if (!sp)
> + goto done;
> +
> +
And here.
[ .. ]
> + case QLA_FUNCTION_TIMEOUT:
> + ql_dbg(ql_dbg_mbx, vha, 0xffff,
> + "%s: %s Timeout. %x.\n",
> + __func__, name, rval);
> + break;
> + case QLA_SUCCESS:
> + ql_dbg(ql_dbg_mbx, vha, 0xffff,
> + "%s: %s done.\n",
> + __func__, sp->name);
> + sp->free(sp->vha, sp);
> + break;
> +
> + default:
> + ql_dbg(ql_dbg_mbx, vha, 0xffff,
> + "%s: %s Failed. %x.\n",
> + __func__,sp->name, rval);
> + sp->free(sp->vha, sp);
> + break;
> + }
> +
> + return rval;
> +
> +done_free_sp:
> + sp->free(sp->vha, sp);
> +done:
> + return rval;
> +
> +}
> +
> +
And here.
[ .. ]
> + memset(&mc, 0, sizeof(mc));
> + mc.mb[0] = MBC_GET_PORT_DATABASE;
> + mc.mb[1] = cpu_to_le16(fcport->loop_id);
> + mc.mb[2] = MSW(pd_dma);
> + mc.mb[3] = LSW(pd_dma);
> + mc.mb[6] = MSW(MSD(pd_dma));
> + mc.mb[7] = LSW(MSD(pd_dma));
> + mc.mb[9] = cpu_to_le16(vha->vp_idx);
> + mc.mb[10] = cpu_to_le16((uint16_t)opt);
> +
> +
And here.
> + rval = qla24xx_send_mb_cmd(vha, &mc);
> + if (rval != QLA_SUCCESS) {
> + ql_dbg(ql_dbg_mbx, vha, 0xffff,
> + "%s: %8phC fail\n",
> + __func__, fcport->port_name);
> + goto done_free_sp;
> + }
> +
> + rval = _qla24xx_parse_gpdb(vha,fcport, pd);
> +
> + ql_dbg(ql_dbg_mbx, vha, 0xffff,
> + "%s: %8phC done\n",
> + __func__, fcport->port_name);
> +
> +done_free_sp:
> + if (pd)
> + dma_pool_free(ha->s_dma_pool, pd, pd_dma);
> +
> +done:
> + return rval;
> +}
> +
> +
And here.
[ .. ]
> +void qla2x00_schedule_work(struct scsi_qla_host *vha)
> +{
> + unsigned long flags;
> +
> + spin_lock_irqsave(&vha->work_lock, flags);
> + if (vha->flags.iocb_work_sheduled) {
> + spin_unlock_irqrestore(&vha->work_lock, flags);
> + return;
> + } else {
> + vha->flags.iocb_work_sheduled = 1;
> + }
> + spin_unlock_irqrestore(&vha->work_lock, flags);
> +
> +
And here.
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
h...@suse.com +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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