[net-next] liquidio: copperhead LED identification

Message ID 20180809205412.GA1163@felix-thinkpad.cavium.com
State Accepted
Delegated to: David Miller
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Series
  • [net-next] liquidio: copperhead LED identification
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Commit Message

Felix Manlunas Aug. 9, 2018, 8:54 p.m.
From: Raghu Vatsavayi <raghu.vatsavayi@cavium.com>

Add LED identification support for liquidio TP copperhead cards.

Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@cavium.com>
Acked-by: Derek Chickles <derek.chickles@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
---
 drivers/net/ethernet/cavium/liquidio/lio_ethtool.c | 27 ++++++++++++++++++----
 .../net/ethernet/cavium/liquidio/liquidio_common.h |  1 +
 2 files changed, 23 insertions(+), 5 deletions(-)

Comments

David Miller Aug. 10, 2018, 9:44 p.m. | #1
From: Felix Manlunas <felix.manlunas@cavium.com>
Date: Thu, 9 Aug 2018 13:54:12 -0700

> From: Raghu Vatsavayi <raghu.vatsavayi@cavium.com>
> 
> Add LED identification support for liquidio TP copperhead cards.
> 
> Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@cavium.com>
> Acked-by: Derek Chickles <derek.chickles@cavium.com>
> Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>

Applied.

Patch

diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
index 06f7449..807ea2c 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
@@ -857,7 +857,14 @@  static int lio_set_phys_id(struct net_device *netdev,
 {
 	struct lio *lio = GET_LIO(netdev);
 	struct octeon_device *oct = lio->oct_dev;
+	struct oct_link_info *linfo;
 	int value, ret;
+	u32 cur_ver;
+
+	linfo = &lio->linfo;
+	cur_ver = OCT_FW_VER(oct->fw_info.ver.maj,
+			     oct->fw_info.ver.min,
+			     oct->fw_info.ver.rev);
 
 	switch (state) {
 	case ETHTOOL_ID_ACTIVE:
@@ -896,16 +903,22 @@  static int lio_set_phys_id(struct net_device *netdev,
 				return ret;
 		} else if (oct->chip_id == OCTEON_CN23XX_PF_VID) {
 			octnet_id_active(netdev, LED_IDENTIFICATION_ON);
-
-			/* returns 0 since updates are asynchronous */
-			return 0;
+			if (linfo->link.s.phy_type == LIO_PHY_PORT_TP &&
+			    cur_ver > OCT_FW_VER(1, 7, 2))
+				return 2;
+			else
+				return 0;
 		} else {
 			return -EINVAL;
 		}
 		break;
 
 	case ETHTOOL_ID_ON:
-		if (oct->chip_id == OCTEON_CN66XX)
+		if (oct->chip_id == OCTEON_CN23XX_PF_VID &&
+		    linfo->link.s.phy_type == LIO_PHY_PORT_TP &&
+		    cur_ver > OCT_FW_VER(1, 7, 2))
+			octnet_id_active(netdev, LED_IDENTIFICATION_ON);
+		else if (oct->chip_id == OCTEON_CN66XX)
 			octnet_gpio_access(netdev, VITESSE_PHY_GPIO_CFG,
 					   VITESSE_PHY_GPIO_HIGH);
 		else
@@ -914,7 +927,11 @@  static int lio_set_phys_id(struct net_device *netdev,
 		break;
 
 	case ETHTOOL_ID_OFF:
-		if (oct->chip_id == OCTEON_CN66XX)
+		if (oct->chip_id == OCTEON_CN23XX_PF_VID &&
+		    linfo->link.s.phy_type == LIO_PHY_PORT_TP &&
+		    cur_ver > OCT_FW_VER(1, 7, 2))
+			octnet_id_active(netdev, LED_IDENTIFICATION_OFF);
+		else if (oct->chip_id == OCTEON_CN66XX)
 			octnet_gpio_access(netdev, VITESSE_PHY_GPIO_CFG,
 					   VITESSE_PHY_GPIO_LOW);
 		else
diff --git a/drivers/net/ethernet/cavium/liquidio/liquidio_common.h b/drivers/net/ethernet/cavium/liquidio/liquidio_common.h
index 690424b..7407fcd 100644
--- a/drivers/net/ethernet/cavium/liquidio/liquidio_common.h
+++ b/drivers/net/ethernet/cavium/liquidio/liquidio_common.h
@@ -907,6 +907,7 @@  static inline int opcode_slow_path(union octeon_rh *rh)
 #define VITESSE_PHY_GPIO_LOW      0x3
 #define LED_IDENTIFICATION_ON     0x1
 #define LED_IDENTIFICATION_OFF    0x0
+#define LIO23XX_COPPERHEAD_LED_GPIO 0x2
 
 struct oct_mdio_cmd {
 	u64 op;