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Message-Id: <20180320061337.19296-2-rajur@chelsio.com>
Date: Tue, 20 Mar 2018 11:43:33 +0530
From: Raju Rangoju <rajur@...lsio.com>
To: netdev@...r.kernel.org, davem@...emloft.net
Cc: nirranjan@...lsio.com, indranil@...lsio.com, venkatesh@...lsio.com,
swise@...ngridcomputing.com, bharat@...lsio.com,
Raju Rangoju <rajur@...lsio.com>,
Ganesh Goudar <ganeshgr@...lsio.com>
Subject: [PATCH v2 net-next 1/5] cxgb4: Adds CPL support for Shared Receive Queues
- Add srq table query cpl support for srq
- Add cpl_abort_req_rss6 and cpl_abort_rpl_rss6 structs.
- Add accessors, macros to get the SRQ IDX value.
Signed-off-by: Raju Rangoju <rajur@...lsio.com>
Reviewed-by: Steve Wise <swise@...ngridcomputing.com>
Signed-off-by: Ganesh Goudar <ganeshgr@...lsio.com>
---
drivers/net/ethernet/chelsio/cxgb4/t4_msg.h | 71 +++++++++++++++++++++++++++
drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h | 2 +
2 files changed, 73 insertions(+)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h
index d0db4427b77e..5e8f5ca8e3ee 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h
@@ -52,6 +52,7 @@ enum {
CPL_L2T_WRITE_REQ = 0x12,
CPL_SMT_WRITE_REQ = 0x14,
CPL_TID_RELEASE = 0x1A,
+ CPL_SRQ_TABLE_REQ = 0x1C,
CPL_TX_DATA_ISO = 0x1F,
CPL_CLOSE_LISTSRV_RPL = 0x20,
@@ -102,6 +103,7 @@ enum {
CPL_FW4_MSG = 0xC0,
CPL_FW4_PLD = 0xC1,
CPL_FW4_ACK = 0xC3,
+ CPL_SRQ_TABLE_RPL = 0xCC,
CPL_RX_PHYS_DSGL = 0xD0,
@@ -136,6 +138,8 @@ enum CPL_error {
CPL_ERR_KEEPALV_NEG_ADVICE = 37,
CPL_ERR_ABORT_FAILED = 42,
CPL_ERR_IWARP_FLM = 50,
+ CPL_CONTAINS_READ_RPL = 60,
+ CPL_CONTAINS_WRITE_RPL = 61,
};
enum {
@@ -198,6 +202,7 @@ union opcode_tid {
/* partitioning of TID fields that also carry a queue id */
#define TID_TID_S 0
#define TID_TID_M 0x3fff
+#define TID_TID_V(x) ((x) << TID_TID_S)
#define TID_TID_G(x) (((x) >> TID_TID_S) & TID_TID_M)
#define TID_QID_S 14
@@ -743,6 +748,22 @@ struct cpl_abort_req_rss {
u8 status;
};
+struct cpl_abort_req_rss6 {
+ WR_HDR;
+ union opcode_tid ot;
+ __u32 srqidx_status;
+};
+
+#define ABORT_RSS_STATUS_S 0
+#define ABORT_RSS_STATUS_M 0xff
+#define ABORT_RSS_STATUS_V(x) ((x) << ABORT_RSS_STATUS_S)
+#define ABORT_RSS_STATUS_G(x) (((x) >> ABORT_RSS_STATUS_S) & ABORT_RSS_STATUS_M)
+
+#define ABORT_RSS_SRQIDX_S 8
+#define ABORT_RSS_SRQIDX_M 0xffffff
+#define ABORT_RSS_SRQIDX_V(x) ((x) << ABORT_RSS_SRQIDX_S)
+#define ABORT_RSS_SRQIDX_G(x) (((x) >> ABORT_RSS_SRQIDX_S) & ABORT_RSS_SRQIDX_M)
+
struct cpl_abort_req {
WR_HDR;
union opcode_tid ot;
@@ -758,6 +779,11 @@ struct cpl_abort_rpl_rss {
u8 status;
};
+struct cpl_abort_rpl_rss6 {
+ union opcode_tid ot;
+ __u32 srqidx_status;
+};
+
struct cpl_abort_rpl {
WR_HDR;
union opcode_tid ot;
@@ -2112,4 +2138,49 @@ enum {
X_CPL_RX_MPS_PKT_TYPE_QFC = 1 << 2,
X_CPL_RX_MPS_PKT_TYPE_PTP = 1 << 3
};
+
+struct cpl_srq_table_req {
+ WR_HDR;
+ union opcode_tid ot;
+ __u8 status;
+ __u8 rsvd[2];
+ __u8 idx;
+ __be64 rsvd_pdid;
+ __be32 qlen_qbase;
+ __be16 cur_msn;
+ __be16 max_msn;
+};
+
+struct cpl_srq_table_rpl {
+ union opcode_tid ot;
+ __u8 status;
+ __u8 rsvd[2];
+ __u8 idx;
+ __be64 rsvd_pdid;
+ __be32 qlen_qbase;
+ __be16 cur_msn;
+ __be16 max_msn;
+};
+
+/* cpl_srq_table_{req,rpl}.params fields */
+#define SRQT_QLEN_S 28
+#define SRQT_QLEN_M 0xF
+#define SRQT_QLEN_V(x) ((x) << SRQT_QLEN_S)
+#define SRQT_QLEN_G(x) (((x) >> SRQT_QLEN_S) & SRQT_QLEN_M)
+
+#define SRQT_QBASE_S 0
+#define SRQT_QBASE_M 0x3FFFFFF
+#define SRQT_QBASE_V(x) ((x) << SRQT_QBASE_S)
+#define SRQT_QBASE_G(x) (((x) >> SRQT_QBASE_S) & SRQT_QBASE_M)
+
+#define SRQT_PDID_S 0
+#define SRQT_PDID_M 0xFF
+#define SRQT_PDID_V(x) ((x) << SRQT_PDID_S)
+#define SRQT_PDID_G(x) (((x) >> SRQT_PDID_S) & SRQT_PDID_M)
+
+#define SRQT_IDX_S 0
+#define SRQT_IDX_M 0xF
+#define SRQT_IDX_V(x) ((x) << SRQT_IDX_S)
+#define SRQT_IDX_G(x) (((x) >> SRQT_IDX_S) & SRQT_IDX_M)
+
#endif /* __T4_MSG_H */
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
index e40217a1c9e6..3b0074c0200f 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
@@ -1244,6 +1244,8 @@ enum fw_params_param_pfvf {
FW_PARAMS_PARAM_PFVF_SQRQ_END = 0x16,
FW_PARAMS_PARAM_PFVF_CQ_START = 0x17,
FW_PARAMS_PARAM_PFVF_CQ_END = 0x18,
+ FW_PARAMS_PARAM_PFVF_SRQ_START = 0x19,
+ FW_PARAMS_PARAM_PFVF_SRQ_END = 0x1A,
FW_PARAMS_PARAM_PFVF_SCHEDCLASS_ETH = 0x20,
FW_PARAMS_PARAM_PFVF_VIID = 0x24,
FW_PARAMS_PARAM_PFVF_CPMASK = 0x25,
--
2.12.0
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