netdev - [PATCH iwl-next v1 3/3] ice: add support for 3k signing DDP sections for E825C

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Date: Wed,  6 Dec 2023 20:29:19 +0100
From: Grzegorz Nitka <grzegorz.nitka@...el.com>
To: intel-wired-lan@...ts.osuosl.org
Cc: netdev@...r.kernel.org,
	Grzegorz Nitka <grzegorz.nitka@...el.com>
Subject: [PATCH iwl-next v1 3/3] ice: add support for 3k signing DDP sections for E825C

E825C devices shall support the new signing type of RSA 3K for new DDP
section (SEGMENT_SIGN_TYPE_RSA3K_E825 (5) - already in the code).
The driver is responsible to verify the presence of correct signing type.
Add 3k signinig support for E825C devices based on mac_type:
ICE_MAC_GENERIC_3K_E825;

Signed-off-by: Grzegorz Nitka <grzegorz.nitka@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_common.c | 6 ++++++
 drivers/net/ethernet/intel/ice/ice_ddp.c    | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 2a973fac8e54..cf4d7287f716 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -154,6 +154,12 @@ static int ice_set_mac_type(struct ice_hw *hw)
 	case ICE_DEV_ID_E823L_SFP:
 		hw->mac_type = ICE_MAC_GENERIC;
 		break;
+	case ICE_DEV_ID_E825C_BACKPLANE:
+	case ICE_DEV_ID_E825C_QSFP:
+	case ICE_DEV_ID_E825C_SFP:
+	case ICE_DEV_ID_E825C_SGMII:
+		hw->mac_type = ICE_MAC_GENERIC_3K_E825;
+		break;
 	case ICE_DEV_ID_E830_BACKPLANE:
 	case ICE_DEV_ID_E830_QSFP56:
 	case ICE_DEV_ID_E830_SFP:
diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.c b/drivers/net/ethernet/intel/ice/ice_ddp.c
index 8b7504a9df31..7532d11ad7f3 100644
--- a/drivers/net/ethernet/intel/ice/ice_ddp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ddp.c
@@ -1825,6 +1825,7 @@ static u32 ice_get_pkg_segment_id(enum ice_mac_type mac_type)
 		seg_id = SEGMENT_TYPE_ICE_E830;
 		break;
 	case ICE_MAC_GENERIC:
+	case ICE_MAC_GENERIC_3K_E825:
 	default:
 		seg_id = SEGMENT_TYPE_ICE_E810;
 		break;
@@ -1845,6 +1846,9 @@ static u32 ice_get_pkg_sign_type(enum ice_mac_type mac_type)
 	case ICE_MAC_E830:
 		sign_type = SEGMENT_SIGN_TYPE_RSA3K_SBB;
 		break;
+	case ICE_MAC_GENERIC_3K_E825:
+		sign_type = SEGMENT_SIGN_TYPE_RSA3K_E825;
+		break;
 	case ICE_MAC_GENERIC:
 	default:
 		sign_type = SEGMENT_SIGN_TYPE_RSA2K;
-- 
2.39.3