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authorJoe Carnuccio <joe.carnuccio@qlogic.com>2014-04-11 22:54:17 +0200
committerChristoph Hellwig <hch@lst.de>2014-05-19 13:31:01 +0200
commite8887c51f01911f3063e65c229e1f3be102031ba (patch)
treea7a98f09d4cd2e0319f613616824b5423a1de679 /drivers/scsi/qla2xxx/qla_mbx.c
parentqla2xxx: Check for peg alive counter and clear any outstanding mailbox command. (diff)
downloadlinux-e8887c51f01911f3063e65c229e1f3be102031ba.tar.xz
linux-e8887c51f01911f3063e65c229e1f3be102031ba.zip
qla2xxx: Add ISP8044 serdes bsg interface.
Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com> Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 601562fa11c3..0f7887dd7f3f 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -2879,6 +2879,78 @@ qla2x00_read_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t *data)
return rval;
}
+int
+qla8044_write_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t data)
+{
+ int rval;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+
+ if (!IS_QLA8044(vha->hw))
+ return QLA_FUNCTION_FAILED;
+
+ ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1186,
+ "Entered %s.\n", __func__);
+
+ mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
+ mcp->mb[1] = HCS_WRITE_SERDES;
+ mcp->mb[3] = LSW(addr);
+ mcp->mb[4] = MSW(addr);
+ mcp->mb[5] = LSW(data);
+ mcp->mb[6] = MSW(data);
+ mcp->out_mb = MBX_6|MBX_5|MBX_4|MBX_3|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) {
+ ql_dbg(ql_dbg_mbx, vha, 0x1187,
+ "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+ } else {
+ ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1188,
+ "Done %s.\n", __func__);
+ }
+
+ return rval;
+}
+
+int
+qla8044_read_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t *data)
+{
+ int rval;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+
+ if (!IS_QLA8044(vha->hw))
+ return QLA_FUNCTION_FAILED;
+
+ ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1189,
+ "Entered %s.\n", __func__);
+
+ mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
+ mcp->mb[1] = HCS_READ_SERDES;
+ mcp->mb[3] = LSW(addr);
+ mcp->mb[4] = MSW(addr);
+ mcp->out_mb = MBX_4|MBX_3|MBX_1|MBX_0;
+ mcp->in_mb = MBX_2|MBX_1|MBX_0;
+ mcp->tov = MBX_TOV_SECONDS;
+ mcp->flags = 0;
+ rval = qla2x00_mailbox_command(vha, mcp);
+
+ *data = mcp->mb[2] << 16 | mcp->mb[1];
+
+ if (rval != QLA_SUCCESS) {
+ ql_dbg(ql_dbg_mbx, vha, 0x118a,
+ "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+ } else {
+ ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118b,
+ "Done %s.\n", __func__);
+ }
+
+ return rval;
+}
+
/**
* qla2x00_set_serdes_params() -
* @ha: HA context