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Date: Wed, 25 Oct 2023 14:41:53 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: netdev@...r.kernel.org,
David Miller <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>
Cc: Alice Michael <alice.michael@...el.com>,
Pawel Chmielewski <pawel.chmielewski@...el.com>,
Simon Horman <horms@...nel.org>,
Paul Greenwalt <paul.greenwalt@...el.com>,
Tony Brelinski <tony.brelinski@...el.com>,
Jacob Keller <jacob.e.keller@...el.com>
Subject: [PATCH net-next 2/6] ice: Add 200G speed/phy type use
From: Alice Michael <alice.michael@...el.com>
Add the support for 200G phy speeds and the mapping for their
advertisement in link. Add the new PHY type bits for AQ command, as
needed for 200G E830 controllers.
Signed-off-by: Alice Michael <alice.michael@...el.com>
Co-developed-by: Pawel Chmielewski <pawel.chmielewski@...el.com>
Signed-off-by: Pawel Chmielewski <pawel.chmielewski@...el.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Signed-off-by: Paul Greenwalt <paul.greenwalt@...el.com>
Tested-by: Tony Brelinski <tony.brelinski@...el.com>
Signed-off-by: Jacob Keller <jacob.e.keller@...el.com>
---
.../net/ethernet/intel/ice/ice_adminq_cmd.h | 11 +++++++-
drivers/net/ethernet/intel/ice/ice_common.c | 1 +
drivers/net/ethernet/intel/ice/ice_ethtool.c | 26 +++++++++++++++++--
drivers/net/ethernet/intel/ice/ice_ethtool.h | 8 ++++++
4 files changed, 43 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h
index 51281b58ad72..ee9acd19505d 100644
--- a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h
+++ b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h
@@ -1099,7 +1099,15 @@ struct ice_aqc_get_phy_caps {
#define ICE_PHY_TYPE_HIGH_100G_CAUI2 BIT_ULL(2)
#define ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC BIT_ULL(3)
#define ICE_PHY_TYPE_HIGH_100G_AUI2 BIT_ULL(4)
-#define ICE_PHY_TYPE_HIGH_MAX_INDEX 4
+#define ICE_PHY_TYPE_HIGH_200G_CR4_PAM4 BIT_ULL(5)
+#define ICE_PHY_TYPE_HIGH_200G_SR4 BIT_ULL(6)
+#define ICE_PHY_TYPE_HIGH_200G_FR4 BIT_ULL(7)
+#define ICE_PHY_TYPE_HIGH_200G_LR4 BIT_ULL(8)
+#define ICE_PHY_TYPE_HIGH_200G_DR4 BIT_ULL(9)
+#define ICE_PHY_TYPE_HIGH_200G_KR4_PAM4 BIT_ULL(10)
+#define ICE_PHY_TYPE_HIGH_200G_AUI4_AOC_ACC BIT_ULL(11)
+#define ICE_PHY_TYPE_HIGH_200G_AUI4 BIT_ULL(12)
+#define ICE_PHY_TYPE_HIGH_MAX_INDEX 12
struct ice_aqc_get_phy_caps_data {
__le64 phy_type_low; /* Use values from ICE_PHY_TYPE_LOW_* */
@@ -1319,6 +1327,7 @@ struct ice_aqc_get_link_status_data {
#define ICE_AQ_LINK_SPEED_40GB BIT(8)
#define ICE_AQ_LINK_SPEED_50GB BIT(9)
#define ICE_AQ_LINK_SPEED_100GB BIT(10)
+#define ICE_AQ_LINK_SPEED_200GB BIT(11)
#define ICE_AQ_LINK_SPEED_UNKNOWN BIT(15)
__le32 reserved3; /* Aligns next field to 8-byte boundary */
__le64 phy_type_low; /* Use values from ICE_PHY_TYPE_LOW_* */
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 683a0d6b5337..4875d59f27f2 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -6092,6 +6092,7 @@ static const u32 ice_aq_to_link_speed[] = {
SPEED_40000,
SPEED_50000,
SPEED_100000, /* BIT(10) */
+ SPEED_200000,
};
/**
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 7870a3984547..a34083567e6f 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -400,6 +400,14 @@ static const u32 ice_adv_lnk_speed_100000[] __initconst = {
ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT,
};
+static const u32 ice_adv_lnk_speed_200000[] __initconst = {
+ ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT,
+ ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT,
+ ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT,
+ ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT,
+ ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT,
+};
+
static struct ethtool_forced_speed_map ice_adv_lnk_speed_maps[] __ro_after_init = {
ETHTOOL_FORCED_SPEED_MAP(ice_adv_lnk_speed, 100),
ETHTOOL_FORCED_SPEED_MAP(ice_adv_lnk_speed, 1000),
@@ -410,6 +418,7 @@ static struct ethtool_forced_speed_map ice_adv_lnk_speed_maps[] __ro_after_init
ETHTOOL_FORCED_SPEED_MAP(ice_adv_lnk_speed, 40000),
ETHTOOL_FORCED_SPEED_MAP(ice_adv_lnk_speed, 50000),
ETHTOOL_FORCED_SPEED_MAP(ice_adv_lnk_speed, 100000),
+ ETHTOOL_FORCED_SPEED_MAP(ice_adv_lnk_speed, 200000),
};
void __init ice_adv_lnk_speed_maps_init(void)
@@ -1712,6 +1721,15 @@ ice_get_ethtool_stats(struct net_device *netdev,
ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC | \
ICE_PHY_TYPE_HIGH_100G_AUI2)
+#define ICE_PHY_TYPE_HIGH_MASK_200G (ICE_PHY_TYPE_HIGH_200G_CR4_PAM4 | \
+ ICE_PHY_TYPE_HIGH_200G_SR4 | \
+ ICE_PHY_TYPE_HIGH_200G_FR4 | \
+ ICE_PHY_TYPE_HIGH_200G_LR4 | \
+ ICE_PHY_TYPE_HIGH_200G_DR4 | \
+ ICE_PHY_TYPE_HIGH_200G_KR4_PAM4 | \
+ ICE_PHY_TYPE_HIGH_200G_AUI4_AOC_ACC | \
+ ICE_PHY_TYPE_HIGH_200G_AUI4)
+
/**
* ice_mask_min_supported_speeds
* @hw: pointer to the HW structure
@@ -1726,8 +1744,9 @@ ice_mask_min_supported_speeds(struct ice_hw *hw,
u64 phy_types_high, u64 *phy_types_low)
{
/* if QSFP connection with 100G speed, minimum supported speed is 25G */
- if (*phy_types_low & ICE_PHY_TYPE_LOW_MASK_100G ||
- phy_types_high & ICE_PHY_TYPE_HIGH_MASK_100G)
+ if ((*phy_types_low & ICE_PHY_TYPE_LOW_MASK_100G) ||
+ (phy_types_high & ICE_PHY_TYPE_HIGH_MASK_100G) ||
+ (phy_types_high & ICE_PHY_TYPE_HIGH_MASK_200G))
*phy_types_low &= ~ICE_PHY_TYPE_LOW_MASK_MIN_25G;
else if (!ice_is_100m_speed_supported(hw))
*phy_types_low &= ~ICE_PHY_TYPE_LOW_MASK_MIN_1G;
@@ -1870,6 +1889,9 @@ ice_get_settings_link_up(struct ethtool_link_ksettings *ks,
ice_phy_type_to_ethtool(netdev, ks);
switch (link_info->link_speed) {
+ case ICE_AQ_LINK_SPEED_200GB:
+ ks->base.speed = SPEED_200000;
+ break;
case ICE_AQ_LINK_SPEED_100GB:
ks->base.speed = SPEED_100000;
break;
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.h b/drivers/net/ethernet/intel/ice/ice_ethtool.h
index b403ee79cd5e..b88e3da06f13 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.h
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.h
@@ -100,6 +100,14 @@ phy_type_high_lkup[] = {
[2] = ICE_PHY_TYPE(100GB, 100000baseCR2_Full),
[3] = ICE_PHY_TYPE(100GB, 100000baseSR2_Full),
[4] = ICE_PHY_TYPE(100GB, 100000baseCR2_Full),
+ [5] = ICE_PHY_TYPE(200GB, 200000baseCR4_Full),
+ [6] = ICE_PHY_TYPE(200GB, 200000baseSR4_Full),
+ [7] = ICE_PHY_TYPE(200GB, 200000baseLR4_ER4_FR4_Full),
+ [8] = ICE_PHY_TYPE(200GB, 200000baseLR4_ER4_FR4_Full),
+ [9] = ICE_PHY_TYPE(200GB, 200000baseDR4_Full),
+ [10] = ICE_PHY_TYPE(200GB, 200000baseKR4_Full),
+ [11] = ICE_PHY_TYPE(200GB, 200000baseSR4_Full),
+ [12] = ICE_PHY_TYPE(200GB, 200000baseCR4_Full),
};
#endif /* !_ICE_ETHTOOL_H_ */
--
2.41.0
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