[SCSI] qla2xxx: Add EDC-update support.

Interface allows for the update of onboard EDC firmware
present on mezzanine ISP25xx type cards.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 78 insertions, 0 deletions

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 7af9bd73a10d..951537e30294 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3347,3 +3347,81 @@ qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha)
 
         return rval;
 }
+
+int
+qla2x00_read_edc(scsi_qla_host_t *vha, uint16_t dev, uint16_t adr,
+    dma_addr_t sfp_dma, uint8_t *sfp, uint16_t len, uint16_t opt)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+
+        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+        mcp->mb[0] = MBC_READ_SFP;
+        mcp->mb[1] = dev;
+        mcp->mb[2] = MSW(sfp_dma);
+        mcp->mb[3] = LSW(sfp_dma);
+        mcp->mb[6] = MSW(MSD(sfp_dma));
+        mcp->mb[7] = LSW(MSD(sfp_dma));
+        mcp->mb[8] = len;
+        mcp->mb[9] = adr;
+        mcp->mb[10] = opt;
+        mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
+        mcp->in_mb = MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+
+        if (opt & BIT_0)
+                if (sfp)
+                        *sfp = mcp->mb[8];
+
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
+                    vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
+        }
+
+        return rval;
+}
+
+int
+qla2x00_write_edc(scsi_qla_host_t *vha, uint16_t dev, uint16_t adr,
+    dma_addr_t sfp_dma, uint8_t *sfp, uint16_t len, uint16_t opt)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+
+        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+        if (opt & BIT_0)
+                if (sfp)
+                        len = *sfp;
+
+        mcp->mb[0] = MBC_WRITE_SFP;
+        mcp->mb[1] = dev;
+        mcp->mb[2] = MSW(sfp_dma);
+        mcp->mb[3] = LSW(sfp_dma);
+        mcp->mb[6] = MSW(MSD(sfp_dma));
+        mcp->mb[7] = LSW(MSD(sfp_dma));
+        mcp->mb[8] = len;
+        mcp->mb[9] = adr;
+        mcp->mb[10] = opt;
+        mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
+        mcp->in_mb = MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
+                    vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
+        }
+
+        return rval;
+}