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path: root/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/pci_hw.h')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/pci_hw.h74
1 files changed, 64 insertions, 10 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
index fb082ad21b00..963155f6a17a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
@@ -82,10 +82,12 @@
#define MLXSW_PCI_AQ_PAGES 8
#define MLXSW_PCI_AQ_SIZE (MLXSW_PCI_PAGE_SIZE * MLXSW_PCI_AQ_PAGES)
#define MLXSW_PCI_WQE_SIZE 32 /* 32 bytes per element */
-#define MLXSW_PCI_CQE_SIZE 16 /* 16 bytes per element */
+#define MLXSW_PCI_CQE01_SIZE 16 /* 16 bytes per element */
+#define MLXSW_PCI_CQE2_SIZE 32 /* 32 bytes per element */
#define MLXSW_PCI_EQE_SIZE 16 /* 16 bytes per element */
#define MLXSW_PCI_WQE_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_WQE_SIZE)
-#define MLXSW_PCI_CQE_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_CQE_SIZE)
+#define MLXSW_PCI_CQE01_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_CQE01_SIZE)
+#define MLXSW_PCI_CQE2_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_CQE2_SIZE)
#define MLXSW_PCI_EQE_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_EQE_SIZE)
#define MLXSW_PCI_EQE_UPDATE_COUNT 0x80
@@ -126,10 +128,48 @@ MLXSW_ITEM16_INDEXED(pci, wqe, byte_count, 0x02, 0, 14, 0x02, 0x00, false);
*/
MLXSW_ITEM64_INDEXED(pci, wqe, address, 0x08, 0, 64, 0x8, 0x0, false);
+enum mlxsw_pci_cqe_v {
+ MLXSW_PCI_CQE_V0,
+ MLXSW_PCI_CQE_V1,
+ MLXSW_PCI_CQE_V2,
+};
+
+#define mlxsw_pci_cqe_item_helpers(name, v0, v1, v2) \
+static inline u32 mlxsw_pci_cqe_##name##_get(enum mlxsw_pci_cqe_v v, char *cqe) \
+{ \
+ switch (v) { \
+ default: \
+ case MLXSW_PCI_CQE_V0: \
+ return mlxsw_pci_cqe##v0##_##name##_get(cqe); \
+ case MLXSW_PCI_CQE_V1: \
+ return mlxsw_pci_cqe##v1##_##name##_get(cqe); \
+ case MLXSW_PCI_CQE_V2: \
+ return mlxsw_pci_cqe##v2##_##name##_get(cqe); \
+ } \
+} \
+static inline void mlxsw_pci_cqe_##name##_set(enum mlxsw_pci_cqe_v v, \
+ char *cqe, u32 val) \
+{ \
+ switch (v) { \
+ default: \
+ case MLXSW_PCI_CQE_V0: \
+ mlxsw_pci_cqe##v0##_##name##_set(cqe, val); \
+ break; \
+ case MLXSW_PCI_CQE_V1: \
+ mlxsw_pci_cqe##v1##_##name##_set(cqe, val); \
+ break; \
+ case MLXSW_PCI_CQE_V2: \
+ mlxsw_pci_cqe##v2##_##name##_set(cqe, val); \
+ break; \
+ } \
+}
+
/* pci_cqe_lag
* Packet arrives from a port which is a LAG
*/
-MLXSW_ITEM32(pci, cqe, lag, 0x00, 23, 1);
+MLXSW_ITEM32(pci, cqe0, lag, 0x00, 23, 1);
+MLXSW_ITEM32(pci, cqe12, lag, 0x00, 24, 1);
+mlxsw_pci_cqe_item_helpers(lag, 0, 12, 12);
/* pci_cqe_system_port/lag_id
* When lag=0: System port on which the packet was received
@@ -138,8 +178,12 @@ MLXSW_ITEM32(pci, cqe, lag, 0x00, 23, 1);
* bits [3:0] sub_port on which the packet was received
*/
MLXSW_ITEM32(pci, cqe, system_port, 0x00, 0, 16);
-MLXSW_ITEM32(pci, cqe, lag_id, 0x00, 4, 12);
-MLXSW_ITEM32(pci, cqe, lag_port_index, 0x00, 0, 4);
+MLXSW_ITEM32(pci, cqe0, lag_id, 0x00, 4, 12);
+MLXSW_ITEM32(pci, cqe12, lag_id, 0x00, 0, 16);
+mlxsw_pci_cqe_item_helpers(lag_id, 0, 12, 12);
+MLXSW_ITEM32(pci, cqe0, lag_subport, 0x00, 0, 4);
+MLXSW_ITEM32(pci, cqe12, lag_subport, 0x00, 16, 8);
+mlxsw_pci_cqe_item_helpers(lag_subport, 0, 12, 12);
/* pci_cqe_wqe_counter
* WQE count of the WQEs completed on the associated dqn
@@ -162,28 +206,38 @@ MLXSW_ITEM32(pci, cqe, trap_id, 0x08, 0, 9);
* Length include CRC. Indicates the length field includes
* the packet's CRC.
*/
-MLXSW_ITEM32(pci, cqe, crc, 0x0C, 8, 1);
+MLXSW_ITEM32(pci, cqe0, crc, 0x0C, 8, 1);
+MLXSW_ITEM32(pci, cqe12, crc, 0x0C, 9, 1);
+mlxsw_pci_cqe_item_helpers(crc, 0, 12, 12);
/* pci_cqe_e
* CQE with Error.
*/
-MLXSW_ITEM32(pci, cqe, e, 0x0C, 7, 1);
+MLXSW_ITEM32(pci, cqe0, e, 0x0C, 7, 1);
+MLXSW_ITEM32(pci, cqe12, e, 0x00, 27, 1);
+mlxsw_pci_cqe_item_helpers(e, 0, 12, 12);
/* pci_cqe_sr
* 1 - Send Queue
* 0 - Receive Queue
*/
-MLXSW_ITEM32(pci, cqe, sr, 0x0C, 6, 1);
+MLXSW_ITEM32(pci, cqe0, sr, 0x0C, 6, 1);
+MLXSW_ITEM32(pci, cqe12, sr, 0x00, 26, 1);
+mlxsw_pci_cqe_item_helpers(sr, 0, 12, 12);
/* pci_cqe_dqn
* Descriptor Queue (DQ) Number.
*/
-MLXSW_ITEM32(pci, cqe, dqn, 0x0C, 1, 5);
+MLXSW_ITEM32(pci, cqe0, dqn, 0x0C, 1, 5);
+MLXSW_ITEM32(pci, cqe12, dqn, 0x0C, 1, 6);
+mlxsw_pci_cqe_item_helpers(dqn, 0, 12, 12);
/* pci_cqe_owner
* Ownership bit.
*/
-MLXSW_ITEM32(pci, cqe, owner, 0x0C, 0, 1);
+MLXSW_ITEM32(pci, cqe01, owner, 0x0C, 0, 1);
+MLXSW_ITEM32(pci, cqe2, owner, 0x1C, 0, 1);
+mlxsw_pci_cqe_item_helpers(owner, 01, 01, 2);
/* pci_eqe_event_type
* Event type.