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Message-ID: <20181002131612.10859-2-sudarsana.kalluru@cavium.com>
Date: Tue, 2 Oct 2018 06:16:11 -0700
From: Sudarsana Reddy Kalluru <sudarsana.kalluru@...ium.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>, <Michal.Kalderon@...ium.com>
Subject: [PATCH net-next 1/2] qed: Add driver support for 20G link speed.
Add driver support for configuring/reading the 20G link speed.
Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@...ium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@...ium.com>
---
drivers/net/ethernet/qlogic/qed/qed_dev.c | 3 +++
drivers/net/ethernet/qlogic/qed/qed_hsi.h | 2 ++
drivers/net/ethernet/qlogic/qed/qed_main.c | 11 +++++++++++
include/linux/qed/qed_if.h | 9 +++++----
4 files changed, 21 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index 0fbeafe..7ceb2b9 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -2679,6 +2679,9 @@ static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
case NVM_CFG1_PORT_DRV_LINK_SPEED_10G:
link->speed.forced_speed = 10000;
break;
+ case NVM_CFG1_PORT_DRV_LINK_SPEED_20G:
+ link->speed.forced_speed = 20000;
+ break;
case NVM_CFG1_PORT_DRV_LINK_SPEED_25G:
link->speed.forced_speed = 25000;
break;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_hsi.h b/drivers/net/ethernet/qlogic/qed/qed_hsi.h
index d4d0838..56578f8 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_hsi.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_hsi.h
@@ -13154,6 +13154,7 @@ struct nvm_cfg1_port {
#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_OFFSET 0
#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G 0x1
#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G 0x2
+#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_20G 0x4
#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G 0x8
#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_40G 0x10
#define NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G 0x20
@@ -13164,6 +13165,7 @@ struct nvm_cfg1_port {
#define NVM_CFG1_PORT_DRV_LINK_SPEED_AUTONEG 0x0
#define NVM_CFG1_PORT_DRV_LINK_SPEED_1G 0x1
#define NVM_CFG1_PORT_DRV_LINK_SPEED_10G 0x2
+#define NVM_CFG1_PORT_DRV_LINK_SPEED_20G 0x3
#define NVM_CFG1_PORT_DRV_LINK_SPEED_25G 0x4
#define NVM_CFG1_PORT_DRV_LINK_SPEED_40G 0x5
#define NVM_CFG1_PORT_DRV_LINK_SPEED_50G 0x6
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 2094d86..75d217a 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -1337,6 +1337,9 @@ static int qed_set_link(struct qed_dev *cdev, struct qed_link_params *params)
if (params->adv_speeds & QED_LM_10000baseKR_Full_BIT)
link_params->speed.advertised_speeds |=
NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G;
+ if (params->adv_speeds & QED_LM_20000baseKR2_Full_BIT)
+ link_params->speed.advertised_speeds |=
+ NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_20G;
if (params->adv_speeds & QED_LM_25000baseKR_Full_BIT)
link_params->speed.advertised_speeds |=
NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G;
@@ -1503,6 +1506,9 @@ static void qed_fill_link(struct qed_hwfn *hwfn,
NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
if_link->advertised_caps |= QED_LM_10000baseKR_Full_BIT;
if (params.speed.advertised_speeds &
+ NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_20G)
+ if_link->advertised_caps |= QED_LM_20000baseKR2_Full_BIT;
+ if (params.speed.advertised_speeds &
NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
if_link->advertised_caps |= QED_LM_25000baseKR_Full_BIT;
if (params.speed.advertised_speeds &
@@ -1523,6 +1529,9 @@ static void qed_fill_link(struct qed_hwfn *hwfn,
NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
if_link->supported_caps |= QED_LM_10000baseKR_Full_BIT;
if (link_caps.speed_capabilities &
+ NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_20G)
+ if_link->supported_caps |= QED_LM_20000baseKR2_Full_BIT;
+ if (link_caps.speed_capabilities &
NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
if_link->supported_caps |= QED_LM_25000baseKR_Full_BIT;
if (link_caps.speed_capabilities &
@@ -1559,6 +1568,8 @@ static void qed_fill_link(struct qed_hwfn *hwfn,
if_link->lp_caps |= QED_LM_1000baseT_Full_BIT;
if (link.partner_adv_speed & QED_LINK_PARTNER_SPEED_10G)
if_link->lp_caps |= QED_LM_10000baseKR_Full_BIT;
+ if (link.partner_adv_speed & QED_LINK_PARTNER_SPEED_20G)
+ if_link->lp_caps |= QED_LM_20000baseKR2_Full_BIT;
if (link.partner_adv_speed & QED_LINK_PARTNER_SPEED_25G)
if_link->lp_caps |= QED_LM_25000baseKR_Full_BIT;
if (link.partner_adv_speed & QED_LINK_PARTNER_SPEED_40G)
diff --git a/include/linux/qed/qed_if.h b/include/linux/qed/qed_if.h
index 8cd3464..dee3c9c 100644
--- a/include/linux/qed/qed_if.h
+++ b/include/linux/qed/qed_if.h
@@ -670,10 +670,11 @@ enum qed_link_mode_bits {
QED_LM_1000baseT_Half_BIT = BIT(4),
QED_LM_1000baseT_Full_BIT = BIT(5),
QED_LM_10000baseKR_Full_BIT = BIT(6),
- QED_LM_25000baseKR_Full_BIT = BIT(7),
- QED_LM_40000baseLR4_Full_BIT = BIT(8),
- QED_LM_50000baseKR2_Full_BIT = BIT(9),
- QED_LM_100000baseKR4_Full_BIT = BIT(10),
+ QED_LM_20000baseKR2_Full_BIT = BIT(7),
+ QED_LM_25000baseKR_Full_BIT = BIT(8),
+ QED_LM_40000baseLR4_Full_BIT = BIT(9),
+ QED_LM_50000baseKR2_Full_BIT = BIT(10),
+ QED_LM_100000baseKR4_Full_BIT = BIT(11),
QED_LM_COUNT = 11
};
--
1.8.3.1
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