netdev - [PATCH net-next] cxgb4: use FW_PORT_ACTION_L1

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Message-Id: <1538732085-13643-1-git-send-email-ganeshgr@chelsio.com>
Date:   Fri,  5 Oct 2018 15:04:45 +0530
From:   Ganesh Goudar <ganeshgr@...lsio.com>
To:     netdev@...r.kernel.org, davem@...emloft.net
Cc:     nirranjan@...lsio.com, indranil@...lsio.com, dt@...lsio.com,
        Ganesh Goudar <ganeshgr@...lsio.com>,
        Casey Leedom <leedom@...lsio.com>
Subject: [PATCH net-next] cxgb4: use FW_PORT_ACTION_L1_CFG32 for 32 bit capability

when 32 bit port capability is in use, use FW_PORT_ACTION_L1_CFG32
rather than FW_PORT_ACTION_L1_CFG.

Signed-off-by: Casey Leedom <leedom@...lsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@...lsio.com>
---
 drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index f85eab5..cb52394 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -4204,6 +4204,7 @@ int t4_link_l1cfg_core(struct adapter *adapter, unsigned int mbox,
  */
 int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port)
 {
+	unsigned int fw_caps = adap->params.fw_caps_support;
 	struct fw_port_cmd c;
 
 	memset(&c, 0, sizeof(c));
@@ -4211,9 +4212,14 @@ int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port)
 				     FW_CMD_REQUEST_F | FW_CMD_EXEC_F |
 				     FW_PORT_CMD_PORTID_V(port));
 	c.action_to_len16 =
-		cpu_to_be32(FW_PORT_CMD_ACTION_V(FW_PORT_ACTION_L1_CFG) |
+		cpu_to_be32(FW_PORT_CMD_ACTION_V(fw_caps == FW_CAPS16
+						 ? FW_PORT_ACTION_L1_CFG
+						 : FW_PORT_ACTION_L1_CFG32) |
 			    FW_LEN16(c));
-	c.u.l1cfg.rcap = cpu_to_be32(FW_PORT_CAP32_ANEG);
+	if (fw_caps == FW_CAPS16)
+		c.u.l1cfg.rcap = cpu_to_be32(FW_PORT_CAP_ANEG);
+	else
+		c.u.l1cfg32.rcap32 = cpu_to_be32(FW_PORT_CAP32_ANEG);
 	return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
 }
 
-- 
2.1.0