1 files changed, 0 insertions, 634 deletions
diff --git a/drivers/net/ethernet/microsoft/mana/mana.h b/drivers/net/ethernet/microsoft/mana/mana.h
deleted file mode 100644
index ffcd27cde17b..000000000000
--- a/drivers/net/ethernet/microsoft/mana/mana.h
+++ /dev/null
@@ -1,634 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
-/* Copyright (c) 2021, Microsoft Corporation. */
-
-#ifndef _MANA_H
-#define _MANA_H
-
-#include "gdma.h"
-#include "hw_channel.h"
-
-/* Microsoft Azure Network Adapter (MANA)'s definitions
- *
- * Structures labeled with "HW DATA" are exchanged with the hardware. All of
- * them are naturally aligned and hence don't need __packed.
- */
-
-/* MANA protocol version */
-#define MANA_MAJOR_VERSION	0
-#define MANA_MINOR_VERSION	1
-#define MANA_MICRO_VERSION	1
-
-typedef u64 mana_handle_t;
-#define INVALID_MANA_HANDLE ((mana_handle_t)-1)
-
-enum TRI_STATE {
-	TRI_STATE_UNKNOWN = -1,
-	TRI_STATE_FALSE = 0,
-	TRI_STATE_TRUE = 1
-};
-
-/* Number of entries for hardware indirection table must be in power of 2 */
-#define MANA_INDIRECT_TABLE_SIZE 64
-#define MANA_INDIRECT_TABLE_MASK (MANA_INDIRECT_TABLE_SIZE - 1)
-
-/* The Toeplitz hash key's length in bytes: should be multiple of 8 */
-#define MANA_HASH_KEY_SIZE 40
-
-#define COMP_ENTRY_SIZE 64
-
-#define ADAPTER_MTU_SIZE 1500
-#define MAX_FRAME_SIZE (ADAPTER_MTU_SIZE + 14)
-
-#define RX_BUFFERS_PER_QUEUE 512
-
-#define MAX_SEND_BUFFERS_PER_QUEUE 256
-
-#define EQ_SIZE (8 * PAGE_SIZE)
-#define LOG2_EQ_THROTTLE 3
-
-#define MAX_PORTS_IN_MANA_DEV 256
-
-struct mana_stats_rx {
-	u64 packets;
-	u64 bytes;
-	u64 xdp_drop;
-	u64 xdp_tx;
-	u64 xdp_redirect;
-	struct u64_stats_sync syncp;
-};
-
-struct mana_stats_tx {
-	u64 packets;
-	u64 bytes;
-	u64 xdp_xmit;
-	struct u64_stats_sync syncp;
-};
-
-struct mana_txq {
-	struct gdma_queue *gdma_sq;
-
-	union {
-		u32 gdma_txq_id;
-		struct {
-			u32 reserved1	: 10;
-			u32 vsq_frame	: 14;
-			u32 reserved2	: 8;
-		};
-	};
-
-	u16 vp_offset;
-
-	struct net_device *ndev;
-
-	/* The SKBs are sent to the HW and we are waiting for the CQEs. */
-	struct sk_buff_head pending_skbs;
-	struct netdev_queue *net_txq;
-
-	atomic_t pending_sends;
-
-	struct mana_stats_tx stats;
-};
-
-/* skb data and frags dma mappings */
-struct mana_skb_head {
-	dma_addr_t dma_handle[MAX_SKB_FRAGS + 1];
-
-	u32 size[MAX_SKB_FRAGS + 1];
-};
-
-#define MANA_HEADROOM sizeof(struct mana_skb_head)
-
-enum mana_tx_pkt_format {
-	MANA_SHORT_PKT_FMT	= 0,
-	MANA_LONG_PKT_FMT	= 1,
-};
-
-struct mana_tx_short_oob {
-	u32 pkt_fmt		: 2;
-	u32 is_outer_ipv4	: 1;
-	u32 is_outer_ipv6	: 1;
-	u32 comp_iphdr_csum	: 1;
-	u32 comp_tcp_csum	: 1;
-	u32 comp_udp_csum	: 1;
-	u32 supress_txcqe_gen	: 1;
-	u32 vcq_num		: 24;
-
-	u32 trans_off		: 10; /* Transport header offset */
-	u32 vsq_frame		: 14;
-	u32 short_vp_offset	: 8;
-}; /* HW DATA */
-
-struct mana_tx_long_oob {
-	u32 is_encap		: 1;
-	u32 inner_is_ipv6	: 1;
-	u32 inner_tcp_opt	: 1;
-	u32 inject_vlan_pri_tag : 1;
-	u32 reserved1		: 12;
-	u32 pcp			: 3;  /* 802.1Q */
-	u32 dei			: 1;  /* 802.1Q */
-	u32 vlan_id		: 12; /* 802.1Q */
-
-	u32 inner_frame_offset	: 10;
-	u32 inner_ip_rel_offset : 6;
-	u32 long_vp_offset	: 12;
-	u32 reserved2		: 4;
-
-	u32 reserved3;
-	u32 reserved4;
-}; /* HW DATA */
-
-struct mana_tx_oob {
-	struct mana_tx_short_oob s_oob;
-	struct mana_tx_long_oob l_oob;
-}; /* HW DATA */
-
-enum mana_cq_type {
-	MANA_CQ_TYPE_RX,
-	MANA_CQ_TYPE_TX,
-};
-
-enum mana_cqe_type {
-	CQE_INVALID			= 0,
-	CQE_RX_OKAY			= 1,
-	CQE_RX_COALESCED_4		= 2,
-	CQE_RX_OBJECT_FENCE		= 3,
-	CQE_RX_TRUNCATED		= 4,
-
-	CQE_TX_OKAY			= 32,
-	CQE_TX_SA_DROP			= 33,
-	CQE_TX_MTU_DROP			= 34,
-	CQE_TX_INVALID_OOB		= 35,
-	CQE_TX_INVALID_ETH_TYPE		= 36,
-	CQE_TX_HDR_PROCESSING_ERROR	= 37,
-	CQE_TX_VF_DISABLED		= 38,
-	CQE_TX_VPORT_IDX_OUT_OF_RANGE	= 39,
-	CQE_TX_VPORT_DISABLED		= 40,
-	CQE_TX_VLAN_TAGGING_VIOLATION	= 41,
-};
-
-#define MANA_CQE_COMPLETION 1
-
-struct mana_cqe_header {
-	u32 cqe_type	: 6;
-	u32 client_type	: 2;
-	u32 vendor_err	: 24;
-}; /* HW DATA */
-
-/* NDIS HASH Types */
-#define NDIS_HASH_IPV4		BIT(0)
-#define NDIS_HASH_TCP_IPV4	BIT(1)
-#define NDIS_HASH_UDP_IPV4	BIT(2)
-#define NDIS_HASH_IPV6		BIT(3)
-#define NDIS_HASH_TCP_IPV6	BIT(4)
-#define NDIS_HASH_UDP_IPV6	BIT(5)
-#define NDIS_HASH_IPV6_EX	BIT(6)
-#define NDIS_HASH_TCP_IPV6_EX	BIT(7)
-#define NDIS_HASH_UDP_IPV6_EX	BIT(8)
-
-#define MANA_HASH_L3 (NDIS_HASH_IPV4 | NDIS_HASH_IPV6 | NDIS_HASH_IPV6_EX)
-#define MANA_HASH_L4                                                         \
-	(NDIS_HASH_TCP_IPV4 | NDIS_HASH_UDP_IPV4 | NDIS_HASH_TCP_IPV6 |      \
-	 NDIS_HASH_UDP_IPV6 | NDIS_HASH_TCP_IPV6_EX | NDIS_HASH_UDP_IPV6_EX)
-
-struct mana_rxcomp_perpkt_info {
-	u32 pkt_len	: 16;
-	u32 reserved1	: 16;
-	u32 reserved2;
-	u32 pkt_hash;
-}; /* HW DATA */
-
-#define MANA_RXCOMP_OOB_NUM_PPI 4
-
-/* Receive completion OOB */
-struct mana_rxcomp_oob {
-	struct mana_cqe_header cqe_hdr;
-
-	u32 rx_vlan_id			: 12;
-	u32 rx_vlantag_present		: 1;
-	u32 rx_outer_iphdr_csum_succeed	: 1;
-	u32 rx_outer_iphdr_csum_fail	: 1;
-	u32 reserved1			: 1;
-	u32 rx_hashtype			: 9;
-	u32 rx_iphdr_csum_succeed	: 1;
-	u32 rx_iphdr_csum_fail		: 1;
-	u32 rx_tcp_csum_succeed		: 1;
-	u32 rx_tcp_csum_fail		: 1;
-	u32 rx_udp_csum_succeed		: 1;
-	u32 rx_udp_csum_fail		: 1;
-	u32 reserved2			: 1;
-
-	struct mana_rxcomp_perpkt_info ppi[MANA_RXCOMP_OOB_NUM_PPI];
-
-	u32 rx_wqe_offset;
-}; /* HW DATA */
-
-struct mana_tx_comp_oob {
-	struct mana_cqe_header cqe_hdr;
-
-	u32 tx_data_offset;
-
-	u32 tx_sgl_offset	: 5;
-	u32 tx_wqe_offset	: 27;
-
-	u32 reserved[12];
-}; /* HW DATA */
-
-struct mana_rxq;
-
-#define CQE_POLLING_BUFFER 512
-
-struct mana_cq {
-	struct gdma_queue *gdma_cq;
-
-	/* Cache the CQ id (used to verify if each CQE comes to the right CQ. */
-	u32 gdma_id;
-
-	/* Type of the CQ: TX or RX */
-	enum mana_cq_type type;
-
-	/* Pointer to the mana_rxq that is pushing RX CQEs to the queue.
-	 * Only and must be non-NULL if type is MANA_CQ_TYPE_RX.
-	 */
-	struct mana_rxq *rxq;
-
-	/* Pointer to the mana_txq that is pushing TX CQEs to the queue.
-	 * Only and must be non-NULL if type is MANA_CQ_TYPE_TX.
-	 */
-	struct mana_txq *txq;
-
-	/* Buffer which the CQ handler can copy the CQE's into. */
-	struct gdma_comp gdma_comp_buf[CQE_POLLING_BUFFER];
-
-	/* NAPI data */
-	struct napi_struct napi;
-	int work_done;
-	int budget;
-};
-
-#define GDMA_MAX_RQE_SGES 15
-
-struct mana_recv_buf_oob {
-	/* A valid GDMA work request representing the data buffer. */
-	struct gdma_wqe_request wqe_req;
-
-	void *buf_va;
-	dma_addr_t buf_dma_addr;
-
-	/* SGL of the buffer going to be sent has part of the work request. */
-	u32 num_sge;
-	struct gdma_sge sgl[GDMA_MAX_RQE_SGES];
-
-	/* Required to store the result of mana_gd_post_work_request.
-	 * gdma_posted_wqe_info.wqe_size_in_bu is required for progressing the
-	 * work queue when the WQE is consumed.
-	 */
-	struct gdma_posted_wqe_info wqe_inf;
-};
-
-struct mana_rxq {
-	struct gdma_queue *gdma_rq;
-	/* Cache the gdma receive queue id */
-	u32 gdma_id;
-
-	/* Index of RQ in the vPort, not gdma receive queue id */
-	u32 rxq_idx;
-
-	u32 datasize;
-
-	mana_handle_t rxobj;
-
-	struct mana_cq rx_cq;
-
-	struct completion fence_event;
-
-	struct net_device *ndev;
-
-	/* Total number of receive buffers to be allocated */
-	u32 num_rx_buf;
-
-	u32 buf_index;
-
-	struct mana_stats_rx stats;
-
-	struct bpf_prog __rcu *bpf_prog;
-	struct xdp_rxq_info xdp_rxq;
-	struct page *xdp_save_page;
-	bool xdp_flush;
-	int xdp_rc; /* XDP redirect return code */
-
-	/* MUST BE THE LAST MEMBER:
-	 * Each receive buffer has an associated mana_recv_buf_oob.
-	 */
-	struct mana_recv_buf_oob rx_oobs[];
-};
-
-struct mana_tx_qp {
-	struct mana_txq txq;
-
-	struct mana_cq tx_cq;
-
-	mana_handle_t tx_object;
-};
-
-struct mana_ethtool_stats {
-	u64 stop_queue;
-	u64 wake_queue;
-};
-
-struct mana_context {
-	struct gdma_dev *gdma_dev;
-
-	u16 num_ports;
-
-	struct mana_eq *eqs;
-
-	struct net_device *ports[MAX_PORTS_IN_MANA_DEV];
-};
-
-struct mana_port_context {
-	struct mana_context *ac;
-	struct net_device *ndev;
-
-	u8 mac_addr[ETH_ALEN];
-
-	enum TRI_STATE rss_state;
-
-	mana_handle_t default_rxobj;
-	bool tx_shortform_allowed;
-	u16 tx_vp_offset;
-
-	struct mana_tx_qp *tx_qp;
-
-	/* Indirection Table for RX & TX. The values are queue indexes */
-	u32 indir_table[MANA_INDIRECT_TABLE_SIZE];
-
-	/* Indirection table containing RxObject Handles */
-	mana_handle_t rxobj_table[MANA_INDIRECT_TABLE_SIZE];
-
-	/*  Hash key used by the NIC */
-	u8 hashkey[MANA_HASH_KEY_SIZE];
-
-	/* This points to an array of num_queues of RQ pointers. */
-	struct mana_rxq **rxqs;
-
-	struct bpf_prog *bpf_prog;
-
-	/* Create num_queues EQs, SQs, SQ-CQs, RQs and RQ-CQs, respectively. */
-	unsigned int max_queues;
-	unsigned int num_queues;
-
-	mana_handle_t port_handle;
-	mana_handle_t pf_filter_handle;
-
-	u16 port_idx;
-
-	bool port_is_up;
-	bool port_st_save; /* Saved port state */
-
-	struct mana_ethtool_stats eth_stats;
-};
-
-netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev);
-int mana_config_rss(struct mana_port_context *ac, enum TRI_STATE rx,
-		    bool update_hash, bool update_tab);
-
-int mana_alloc_queues(struct net_device *ndev);
-int mana_attach(struct net_device *ndev);
-int mana_detach(struct net_device *ndev, bool from_close);
-
-int mana_probe(struct gdma_dev *gd, bool resuming);
-void mana_remove(struct gdma_dev *gd, bool suspending);
-
-void mana_xdp_tx(struct sk_buff *skb, struct net_device *ndev);
-int mana_xdp_xmit(struct net_device *ndev, int n, struct xdp_frame **frames,
-		  u32 flags);
-u32 mana_run_xdp(struct net_device *ndev, struct mana_rxq *rxq,
-		 struct xdp_buff *xdp, void *buf_va, uint pkt_len);
-struct bpf_prog *mana_xdp_get(struct mana_port_context *apc);
-void mana_chn_setxdp(struct mana_port_context *apc, struct bpf_prog *prog);
-int mana_bpf(struct net_device *ndev, struct netdev_bpf *bpf);
-
-extern const struct ethtool_ops mana_ethtool_ops;
-
-struct mana_obj_spec {
-	u32 queue_index;
-	u64 gdma_region;
-	u32 queue_size;
-	u32 attached_eq;
-	u32 modr_ctx_id;
-};
-
-enum mana_command_code {
-	MANA_QUERY_DEV_CONFIG	= 0x20001,
-	MANA_QUERY_GF_STAT	= 0x20002,
-	MANA_CONFIG_VPORT_TX	= 0x20003,
-	MANA_CREATE_WQ_OBJ	= 0x20004,
-	MANA_DESTROY_WQ_OBJ	= 0x20005,
-	MANA_FENCE_RQ		= 0x20006,
-	MANA_CONFIG_VPORT_RX	= 0x20007,
-	MANA_QUERY_VPORT_CONFIG	= 0x20008,
-
-	/* Privileged commands for the PF mode */
-	MANA_REGISTER_FILTER	= 0x28000,
-	MANA_DEREGISTER_FILTER	= 0x28001,
-	MANA_REGISTER_HW_PORT	= 0x28003,
-	MANA_DEREGISTER_HW_PORT	= 0x28004,
-};
-
-/* Query Device Configuration */
-struct mana_query_device_cfg_req {
-	struct gdma_req_hdr hdr;
-
-	/* MANA Nic Driver Capability flags */
-	u64 mn_drv_cap_flags1;
-	u64 mn_drv_cap_flags2;
-	u64 mn_drv_cap_flags3;
-	u64 mn_drv_cap_flags4;
-
-	u32 proto_major_ver;
-	u32 proto_minor_ver;
-	u32 proto_micro_ver;
-
-	u32 reserved;
-}; /* HW DATA */
-
-struct mana_query_device_cfg_resp {
-	struct gdma_resp_hdr hdr;
-
-	u64 pf_cap_flags1;
-	u64 pf_cap_flags2;
-	u64 pf_cap_flags3;
-	u64 pf_cap_flags4;
-
-	u16 max_num_vports;
-	u16 reserved;
-	u32 max_num_eqs;
-}; /* HW DATA */
-
-/* Query vPort Configuration */
-struct mana_query_vport_cfg_req {
-	struct gdma_req_hdr hdr;
-	u32 vport_index;
-}; /* HW DATA */
-
-struct mana_query_vport_cfg_resp {
-	struct gdma_resp_hdr hdr;
-	u32 max_num_sq;
-	u32 max_num_rq;
-	u32 num_indirection_ent;
-	u32 reserved1;
-	u8 mac_addr[6];
-	u8 reserved2[2];
-	mana_handle_t vport;
-}; /* HW DATA */
-
-/* Configure vPort */
-struct mana_config_vport_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t vport;
-	u32 pdid;
-	u32 doorbell_pageid;
-}; /* HW DATA */
-
-struct mana_config_vport_resp {
-	struct gdma_resp_hdr hdr;
-	u16 tx_vport_offset;
-	u8 short_form_allowed;
-	u8 reserved;
-}; /* HW DATA */
-
-/* Create WQ Object */
-struct mana_create_wqobj_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t vport;
-	u32 wq_type;
-	u32 reserved;
-	u64 wq_gdma_region;
-	u64 cq_gdma_region;
-	u32 wq_size;
-	u32 cq_size;
-	u32 cq_moderation_ctx_id;
-	u32 cq_parent_qid;
-}; /* HW DATA */
-
-struct mana_create_wqobj_resp {
-	struct gdma_resp_hdr hdr;
-	u32 wq_id;
-	u32 cq_id;
-	mana_handle_t wq_obj;
-}; /* HW DATA */
-
-/* Destroy WQ Object */
-struct mana_destroy_wqobj_req {
-	struct gdma_req_hdr hdr;
-	u32 wq_type;
-	u32 reserved;
-	mana_handle_t wq_obj_handle;
-}; /* HW DATA */
-
-struct mana_destroy_wqobj_resp {
-	struct gdma_resp_hdr hdr;
-}; /* HW DATA */
-
-/* Fence RQ */
-struct mana_fence_rq_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t wq_obj_handle;
-}; /* HW DATA */
-
-struct mana_fence_rq_resp {
-	struct gdma_resp_hdr hdr;
-}; /* HW DATA */
-
-/* Configure vPort Rx Steering */
-struct mana_cfg_rx_steer_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t vport;
-	u16 num_indir_entries;
-	u16 indir_tab_offset;
-	u32 rx_enable;
-	u32 rss_enable;
-	u8 update_default_rxobj;
-	u8 update_hashkey;
-	u8 update_indir_tab;
-	u8 reserved;
-	mana_handle_t default_rxobj;
-	u8 hashkey[MANA_HASH_KEY_SIZE];
-}; /* HW DATA */
-
-struct mana_cfg_rx_steer_resp {
-	struct gdma_resp_hdr hdr;
-}; /* HW DATA */
-
-/* Register HW vPort */
-struct mana_register_hw_vport_req {
-	struct gdma_req_hdr hdr;
-	u16 attached_gfid;
-	u8 is_pf_default_vport;
-	u8 reserved1;
-	u8 allow_all_ether_types;
-	u8 reserved2;
-	u8 reserved3;
-	u8 reserved4;
-}; /* HW DATA */
-
-struct mana_register_hw_vport_resp {
-	struct gdma_resp_hdr hdr;
-	mana_handle_t hw_vport_handle;
-}; /* HW DATA */
-
-/* Deregister HW vPort */
-struct mana_deregister_hw_vport_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t hw_vport_handle;
-}; /* HW DATA */
-
-struct mana_deregister_hw_vport_resp {
-	struct gdma_resp_hdr hdr;
-}; /* HW DATA */
-
-/* Register filter */
-struct mana_register_filter_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t vport;
-	u8 mac_addr[6];
-	u8 reserved1;
-	u8 reserved2;
-	u8 reserved3;
-	u8 reserved4;
-	u16 reserved5;
-	u32 reserved6;
-	u32 reserved7;
-	u32 reserved8;
-}; /* HW DATA */
-
-struct mana_register_filter_resp {
-	struct gdma_resp_hdr hdr;
-	mana_handle_t filter_handle;
-}; /* HW DATA */
-
-/* Deregister filter */
-struct mana_deregister_filter_req {
-	struct gdma_req_hdr hdr;
-	mana_handle_t filter_handle;
-}; /* HW DATA */
-
-struct mana_deregister_filter_resp {
-	struct gdma_resp_hdr hdr;
-}; /* HW DATA */
-
-#define MANA_MAX_NUM_QUEUES 64
-
-#define MANA_SHORT_VPORT_OFFSET_MAX ((1U << 8) - 1)
-
-struct mana_tx_package {
-	struct gdma_wqe_request wqe_req;
-	struct gdma_sge sgl_array[5];
-	struct gdma_sge *sgl_ptr;
-
-	struct mana_tx_oob tx_oob;
-
-	struct gdma_posted_wqe_info wqe_info;
-};
-
-#endif /* _MANA_H */