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authorLinus Torvalds <torvalds@linux-foundation.org>2025-10-30 18:35:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2025-10-30 18:35:35 -0700
commite5763491237ffee22d9b554febc2d00669f81dee (patch)
treec46fbb1676e90a7dd57113f820113286f495a317 /drivers/net/ethernet/intel/ice/ice_common.c
parente53642b87a4f4b03a8d7e5f8507fc3cd0c595ea6 (diff)
parent51e5ad549c43b557c7da1e4d1a1dcf061b4a5f6c (diff)
Merge tag 'net-6.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni: "Including fixes from wireless, Bluetooth and netfilter. Current release - regressions: - tcp: fix too slow tcp_rcvbuf_grow() action - bluetooth: fix corruption in h4_recv_buf() after cleanup Previous releases - regressions: - mptcp: restore window probe - bluetooth: - fix connection cleanup with BIG with 2 or more BIS - fix crash in set_mesh_sync and set_mesh_complete - batman-adv: release references to inactive interfaces - nic: - ice: fix usage of logical PF id - sfc: fix potential memory leak in efx_mae_process_mport() Previous releases - always broken: - devmem: refresh devmem TX dst in case of route invalidation - netfilter: add seqadj extension for natted connections - wifi: - iwlwifi: fix potential use after free in iwl_mld_remove_link() - brcmfmac: fix crash while sending action frames in standalone AP Mode - eth: - mlx5e: cancel tls RX async resync request in error flows - ixgbe: fix memory leak and use-after-free in ixgbe_recovery_probe() - hibmcge: fix rx buf avl irq is not re-enabled in irq_handle issue - cxgb4: fix potential use-after-free in ipsec callback - nfp: fix memory leak in nfp_net_alloc()" * tag 'net-6.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (75 commits) net: sctp: fix KMSAN uninit-value in sctp_inq_pop net: devmem: refresh devmem TX dst in case of route invalidation net: stmmac: est: Fix GCL bounds checks net: stmmac: Consider Tx VLAN offload tag length for maxSDU net: stmmac: vlan: Disable 802.1AD tag insertion offload net/mlx5e: kTLS, Cancel RX async resync request in error flows net: tls: Cancel RX async resync request on rcd_delta overflow net: tls: Change async resync helpers argument net: phy: dp83869: fix STRAP_OPMODE bitmask selftests: net: use BASH for bareudp testing net: mctp: Fix tx queue stall net/mlx5: Don't zero user_count when destroying FDB tables net: usb: asix_devices: Check return value of usbnet_get_endpoints mptcp: zero window probe mib mptcp: restore window probe mptcp: fix MSG_PEEK stream corruption mptcp: drop bogus optimization in __mptcp_check_push() netconsole: Fix race condition in between reader and writer of userdata Documentation: netconsole: Remove obsolete contact people nfp: xsk: fix memory leak in nfp_net_alloc() ...
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_common.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_common.c35
1 files changed, 33 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 2250426ec91b..2532b6f82e97 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -4382,6 +4382,15 @@ int ice_get_phy_lane_number(struct ice_hw *hw)
unsigned int lane;
int err;
+ /* E82X does not have sequential IDs, lane number is PF ID.
+ * For E825 device, the exception is the variant with external
+ * PHY (0x579F), in which there is also 1:1 pf_id -> lane_number
+ * mapping.
+ */
+ if (hw->mac_type == ICE_MAC_GENERIC ||
+ hw->device_id == ICE_DEV_ID_E825C_SGMII)
+ return hw->pf_id;
+
options = kcalloc(ICE_AQC_PORT_OPT_MAX, sizeof(*options), GFP_KERNEL);
if (!options)
return -ENOMEM;
@@ -6497,6 +6506,28 @@ u32 ice_get_link_speed(u16 index)
}
/**
+ * ice_get_dest_cgu - get destination CGU dev for given HW
+ * @hw: pointer to the HW struct
+ *
+ * Get CGU client id for CGU register read/write operations.
+ *
+ * Return: CGU device id to use in SBQ transactions.
+ */
+static enum ice_sbq_dev_id ice_get_dest_cgu(struct ice_hw *hw)
+{
+ /* On dual complex E825 only complex 0 has functional CGU powering all
+ * the PHYs.
+ * SBQ destination device cgu points to CGU on a current complex and to
+ * access primary CGU from the secondary complex, the driver should use
+ * cgu_peer as a destination device.
+ */
+ if (hw->mac_type == ICE_MAC_GENERIC_3K_E825 && ice_is_dual(hw) &&
+ !ice_is_primary(hw))
+ return ice_sbq_dev_cgu_peer;
+ return ice_sbq_dev_cgu;
+}
+
+/**
* ice_read_cgu_reg - Read a CGU register
* @hw: Pointer to the HW struct
* @addr: Register address to read
@@ -6510,8 +6541,8 @@ u32 ice_get_link_speed(u16 index)
int ice_read_cgu_reg(struct ice_hw *hw, u32 addr, u32 *val)
{
struct ice_sbq_msg_input cgu_msg = {
+ .dest_dev = ice_get_dest_cgu(hw),
.opcode = ice_sbq_msg_rd,
- .dest_dev = ice_sbq_dev_cgu,
.msg_addr_low = addr
};
int err;
@@ -6542,8 +6573,8 @@ int ice_read_cgu_reg(struct ice_hw *hw, u32 addr, u32 *val)
int ice_write_cgu_reg(struct ice_hw *hw, u32 addr, u32 val)
{
struct ice_sbq_msg_input cgu_msg = {
+ .dest_dev = ice_get_dest_cgu(hw),
.opcode = ice_sbq_msg_wr,
- .dest_dev = ice_sbq_dev_cgu,
.msg_addr_low = addr,
.data = val
};