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Message-ID: <20230112044147.931159-7-schalla@marvell.com>
Date: Thu, 12 Jan 2023 10:11:45 +0530
From: Srujana Challa <schalla@...vell.com>
To: <netdev@...r.kernel.org>
CC: <davem@...emloft.net>, <kuba@...nel.org>, <edumazet@...gle.com>,
<pabeni@...hat.com>, <jerinj@...vell.com>, <sgoutham@...vell.com>,
<lcherian@...vell.com>, <gakula@...vell.com>,
<sbhatta@...vell.com>, <hkelam@...vell.com>, <schalla@...vell.com>
Subject: [PATCH v2 net-next,6/8] octeontx2-af: update CPT inbound inline IPsec config mailbox
Updates CPT inbound inline IPsec configure mailbox to take
CPT credit, opcode, credit_th and bpid from VF.
This patch also adds a mailbox to read inbound IPsec
configuration.
Signed-off-by: Srujana Challa <schalla@...vell.com>
---
.../net/ethernet/marvell/octeontx2/af/mbox.h | 6 ++-
.../ethernet/marvell/octeontx2/af/rvu_nix.c | 46 +++++++++++++++++--
2 files changed, 47 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
index b121e3d9f561..9eac73bfc9cb 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
@@ -298,6 +298,8 @@ M(NIX_BANDPROF_FREE, 0x801e, nix_bandprof_free, nix_bandprof_free_req, \
msg_rsp) \
M(NIX_BANDPROF_GET_HWINFO, 0x801f, nix_bandprof_get_hwinfo, msg_req, \
nix_bandprof_get_hwinfo_rsp) \
+M(NIX_READ_INLINE_IPSEC_CFG, 0x8023, nix_read_inline_ipsec_cfg, \
+ msg_req, nix_inline_ipsec_cfg) \
/* MCS mbox IDs (range 0xA000 - 0xBFFF) */ \
M(MCS_ALLOC_RESOURCES, 0xa000, mcs_alloc_resources, mcs_alloc_rsrc_req, \
mcs_alloc_rsrc_rsp) \
@@ -1197,7 +1199,7 @@ struct nix_inline_ipsec_cfg {
u32 cpt_credit;
struct {
u8 egrp;
- u8 opcode;
+ u16 opcode;
u16 param1;
u16 param2;
} gen_cfg;
@@ -1206,6 +1208,8 @@ struct nix_inline_ipsec_cfg {
u8 cpt_slot;
} inst_qsel;
u8 enable;
+ u16 bpid;
+ u32 credit_th;
};
/* Per NIX LF inline IPSec configuration */
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
index 6b8747ebc08c..89e94569e74c 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
@@ -4731,6 +4731,10 @@ int rvu_mbox_handler_nix_lso_format_cfg(struct rvu *rvu,
#define CPT_INST_QSEL_PF_FUNC GENMASK_ULL(23, 8)
#define CPT_INST_QSEL_SLOT GENMASK_ULL(7, 0)
+#define CPT_INST_CREDIT_TH GENMASK_ULL(53, 32)
+#define CPT_INST_CREDIT_BPID GENMASK_ULL(30, 22)
+#define CPT_INST_CREDIT_CNT GENMASK_ULL(21, 0)
+
static void nix_inline_ipsec_cfg(struct rvu *rvu, struct nix_inline_ipsec_cfg *req,
int blkaddr)
{
@@ -4767,14 +4771,23 @@ static void nix_inline_ipsec_cfg(struct rvu *rvu, struct nix_inline_ipsec_cfg *r
val);
/* Set CPT credit */
- rvu_write64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx),
- req->cpt_credit);
+ val = rvu_read64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx));
+ if ((val & 0x3FFFFF) != 0x3FFFFF)
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx),
+ 0x3FFFFF - val);
+
+ val = FIELD_PREP(CPT_INST_CREDIT_CNT, req->cpt_credit);
+ val |= FIELD_PREP(CPT_INST_CREDIT_BPID, req->bpid);
+ val |= FIELD_PREP(CPT_INST_CREDIT_TH, req->credit_th);
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx), val);
} else {
rvu_write64(rvu, blkaddr, NIX_AF_RX_IPSEC_GEN_CFG, 0x0);
rvu_write64(rvu, blkaddr, NIX_AF_RX_CPTX_INST_QSEL(cpt_idx),
0x0);
- rvu_write64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx),
- 0x3FFFFF);
+ val = rvu_read64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx));
+ if ((val & 0x3FFFFF) != 0x3FFFFF)
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_CPTX_CREDIT(cpt_idx),
+ 0x3FFFFF - val);
}
}
@@ -4792,6 +4805,30 @@ int rvu_mbox_handler_nix_inline_ipsec_cfg(struct rvu *rvu,
return 0;
}
+int rvu_mbox_handler_nix_read_inline_ipsec_cfg(struct rvu *rvu,
+ struct msg_req *req,
+ struct nix_inline_ipsec_cfg *rsp)
+
+{
+ u64 val;
+
+ if (!is_block_implemented(rvu->hw, BLKADDR_CPT0))
+ return 0;
+
+ val = rvu_read64(rvu, BLKADDR_NIX0, NIX_AF_RX_IPSEC_GEN_CFG);
+ rsp->gen_cfg.egrp = FIELD_GET(IPSEC_GEN_CFG_EGRP, val);
+ rsp->gen_cfg.opcode = FIELD_GET(IPSEC_GEN_CFG_OPCODE, val);
+ rsp->gen_cfg.param1 = FIELD_GET(IPSEC_GEN_CFG_PARAM1, val);
+ rsp->gen_cfg.param2 = FIELD_GET(IPSEC_GEN_CFG_PARAM2, val);
+
+ val = rvu_read64(rvu, BLKADDR_NIX0, NIX_AF_RX_CPTX_CREDIT(0));
+ rsp->cpt_credit = FIELD_GET(CPT_INST_CREDIT_CNT, val);
+ rsp->credit_th = FIELD_GET(CPT_INST_CREDIT_TH, val);
+ rsp->bpid = FIELD_GET(CPT_INST_CREDIT_BPID, val);
+
+ return 0;
+}
+
int rvu_mbox_handler_nix_inline_ipsec_lf_cfg(struct rvu *rvu,
struct nix_inline_ipsec_lf_cfg *req,
struct msg_rsp *rsp)
@@ -4835,6 +4872,7 @@ int rvu_mbox_handler_nix_inline_ipsec_lf_cfg(struct rvu *rvu,
return 0;
}
+
void rvu_nix_reset_mac(struct rvu_pfvf *pfvf, int pcifunc)
{
bool from_vf = !!(pcifunc & RVU_PFVF_FUNC_MASK);
--
2.25.1
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