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authorLinus Torvalds <torvalds@linux-foundation.org>2020-01-28 16:02:33 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-01-28 16:02:33 -0800
commitbd2463ac7d7ec51d432f23bf0e893fb371a908cd (patch)
tree3da32c23be83adb9d9bda7e51b51fa39f69f2447 /drivers/net/ethernet/qlogic/qed/qed_cxt.h
parentMerge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 (diff)
parentnet: phy: add default ARCH_BCM_IPROC for MDIO_BCM_IPROC (diff)
downloadlinux-dev-bd2463ac7d7ec51d432f23bf0e893fb371a908cd.tar.xz
linux-dev-bd2463ac7d7ec51d432f23bf0e893fb371a908cd.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller: 1) Add WireGuard 2) Add HE and TWT support to ath11k driver, from John Crispin. 3) Add ESP in TCP encapsulation support, from Sabrina Dubroca. 4) Add variable window congestion control to TIPC, from Jon Maloy. 5) Add BCM84881 PHY driver, from Russell King. 6) Start adding netlink support for ethtool operations, from Michal Kubecek. 7) Add XDP drop and TX action support to ena driver, from Sameeh Jubran. 8) Add new ipv4 route notifications so that mlxsw driver does not have to handle identical routes itself. From Ido Schimmel. 9) Add BPF dynamic program extensions, from Alexei Starovoitov. 10) Support RX and TX timestamping in igc, from Vinicius Costa Gomes. 11) Add support for macsec HW offloading, from Antoine Tenart. 12) Add initial support for MPTCP protocol, from Christoph Paasch, Matthieu Baerts, Florian Westphal, Peter Krystad, and many others. 13) Add Octeontx2 PF support, from Sunil Goutham, Geetha sowjanya, Linu Cherian, and others. * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1469 commits) net: phy: add default ARCH_BCM_IPROC for MDIO_BCM_IPROC udp: segment looped gso packets correctly netem: change mailing list qed: FW 8.42.2.0 debug features qed: rt init valid initialization changed qed: Debug feature: ilt and mdump qed: FW 8.42.2.0 Add fw overlay feature qed: FW 8.42.2.0 HSI changes qed: FW 8.42.2.0 iscsi/fcoe changes qed: Add abstraction for different hsi values per chip qed: FW 8.42.2.0 Additional ll2 type qed: Use dmae to write to widebus registers in fw_funcs qed: FW 8.42.2.0 Parser offsets modified qed: FW 8.42.2.0 Queue Manager changes qed: FW 8.42.2.0 Expose new registers and change windows qed: FW 8.42.2.0 Internal ram offsets modifications MAINTAINERS: Add entry for Marvell OcteonTX2 Physical Function driver Documentation: net: octeontx2: Add RVU HW and drivers overview octeontx2-pf: ethtool RSS config support octeontx2-pf: Add basic ethtool support ...
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_cxt.h')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_cxt.h130
1 files changed, 130 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.h b/drivers/net/ethernet/qlogic/qed/qed_cxt.h
index 758a8b4c0de8..c4e815f6cabd 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_cxt.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.h
@@ -242,4 +242,134 @@ int qed_cxt_free_proto_ilt(struct qed_hwfn *p_hwfn, enum protocol_type proto);
#define QED_CTX_FL_MEM 1
int qed_cxt_get_task_ctx(struct qed_hwfn *p_hwfn,
u32 tid, u8 ctx_type, void **task_ctx);
+
+/* Max number of connection types in HW (DQ/CDU etc.) */
+#define MAX_CONN_TYPES PROTOCOLID_COMMON
+#define NUM_TASK_TYPES 2
+#define NUM_TASK_PF_SEGMENTS 4
+#define NUM_TASK_VF_SEGMENTS 1
+
+/* PF per protocl configuration object */
+#define TASK_SEGMENTS (NUM_TASK_PF_SEGMENTS + NUM_TASK_VF_SEGMENTS)
+#define TASK_SEGMENT_VF (NUM_TASK_PF_SEGMENTS)
+
+struct qed_tid_seg {
+ u32 count;
+ u8 type;
+ bool has_fl_mem;
+};
+
+struct qed_conn_type_cfg {
+ u32 cid_count;
+ u32 cids_per_vf;
+ struct qed_tid_seg tid_seg[TASK_SEGMENTS];
+};
+
+/* ILT Client configuration,
+ * Per connection type (protocol) resources (cids, tis, vf cids etc.)
+ * 1 - for connection context (CDUC) and for each task context we need two
+ * values, for regular task context and for force load memory
+ */
+#define ILT_CLI_PF_BLOCKS (1 + NUM_TASK_PF_SEGMENTS * 2)
+#define ILT_CLI_VF_BLOCKS (1 + NUM_TASK_VF_SEGMENTS * 2)
+#define CDUC_BLK (0)
+#define SRQ_BLK (0)
+#define CDUT_SEG_BLK(n) (1 + (u8)(n))
+#define CDUT_FL_SEG_BLK(n, X) (1 + (n) + NUM_TASK_ ## X ## _SEGMENTS)
+
+struct ilt_cfg_pair {
+ u32 reg;
+ u32 val;
+};
+
+struct qed_ilt_cli_blk {
+ u32 total_size; /* 0 means not active */
+ u32 real_size_in_page;
+ u32 start_line;
+ u32 dynamic_line_offset;
+ u32 dynamic_line_cnt;
+};
+
+struct qed_ilt_client_cfg {
+ bool active;
+
+ /* ILT boundaries */
+ struct ilt_cfg_pair first;
+ struct ilt_cfg_pair last;
+ struct ilt_cfg_pair p_size;
+
+ /* ILT client blocks for PF */
+ struct qed_ilt_cli_blk pf_blks[ILT_CLI_PF_BLOCKS];
+ u32 pf_total_lines;
+
+ /* ILT client blocks for VFs */
+ struct qed_ilt_cli_blk vf_blks[ILT_CLI_VF_BLOCKS];
+ u32 vf_total_lines;
+};
+
+struct qed_cid_acquired_map {
+ u32 start_cid;
+ u32 max_count;
+ unsigned long *cid_map;
+};
+
+struct qed_src_t2 {
+ struct phys_mem_desc *dma_mem;
+ u32 num_pages;
+ u64 first_free;
+ u64 last_free;
+};
+
+struct qed_cxt_mngr {
+ /* Per protocl configuration */
+ struct qed_conn_type_cfg conn_cfg[MAX_CONN_TYPES];
+
+ /* computed ILT structure */
+ struct qed_ilt_client_cfg clients[MAX_ILT_CLIENTS];
+
+ /* Task type sizes */
+ u32 task_type_size[NUM_TASK_TYPES];
+
+ /* total number of VFs for this hwfn -
+ * ALL VFs are symmetric in terms of HW resources
+ */
+ u32 vf_count;
+ u32 first_vf_in_pf;
+
+ /* Acquired CIDs */
+ struct qed_cid_acquired_map acquired[MAX_CONN_TYPES];
+
+ struct qed_cid_acquired_map
+ acquired_vf[MAX_CONN_TYPES][MAX_NUM_VFS];
+
+ /* ILT shadow table */
+ struct phys_mem_desc *ilt_shadow;
+ u32 ilt_shadow_size;
+ u32 pf_start_line;
+
+ /* Mutex for a dynamic ILT allocation */
+ struct mutex mutex;
+
+ /* SRC T2 */
+ struct qed_src_t2 src_t2;
+ u32 t2_num_pages;
+ u64 first_free;
+ u64 last_free;
+
+ /* total number of SRQ's for this hwfn */
+ u32 srq_count;
+
+ /* Maximal number of L2 steering filters */
+ u32 arfs_count;
+
+ u8 task_type_id;
+ u16 task_ctx_size;
+ u16 conn_ctx_size;
+};
+
+u16 qed_get_cdut_num_pf_init_pages(struct qed_hwfn *p_hwfn);
+u16 qed_get_cdut_num_vf_init_pages(struct qed_hwfn *p_hwfn);
+u16 qed_get_cdut_num_pf_work_pages(struct qed_hwfn *p_hwfn);
+u16 qed_get_cdut_num_vf_work_pages(struct qed_hwfn *p_hwfn);
+
#endif