diff mbox series

[v2,60/62] net/cnxk: support for rte flow dev dump API

Message ID 20210607175943.31690-61-ndabilpuram@marvell.com (mailing list archive)
State Changes Requested
Delegated to: Jerin Jacob
Headers show
Series Marvell CNXK Ethdev Driver | expand

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Nithin Dabilpuram June 7, 2021, 5:59 p.m. UTC 
From: Satheesh Paul <psatheesh@marvell.com>

Add support to dump hardware internal representation information of
rte flow to file.

Every flow rule added will be dumped in the below format.

MCAM Index:1881
Interface :NIX-RX (0)
Priority  :1
NPC RX Action:0X00000000404001
	ActionOp:NIX_RX_ACTIONOP_UCAST (1)
	PF_FUNC: 0X400
	RQ Index:0X004
	Match Id:0000
	Flow Key Alg:0
NPC RX VTAG Action:0X00000000008100
	VTAG0:relptr:0
	lid:0X1
	type:0
Patterns:
	NPC_PARSE_NIBBLE_CHAN:000
	NPC_PARSE_NIBBLE_LA_LTYPE:LA_ETHER
	NPC_PARSE_NIBBLE_LB_LTYPE:NONE
	NPC_PARSE_NIBBLE_LC_LTYPE:LC_IP
	NPC_PARSE_NIBBLE_LD_LTYPE:LD_TCP
	NPC_PARSE_NIBBLE_LE_LTYPE:NONE
	LA_ETHER, hdr offset:0, len:0X6, key offset:0X8,\
		Data:0X4AE124FC7FFF, Mask:0XFFFFFFFFFFFF
	LA_ETHER, hdr offset:0XC, len:0X2, key offset:0X4, Data:0XCA5A,\
		Mask:0XFFFF
	LC_IP, hdr offset:0XC, len:0X8, key offset:0X10,\
		Data:0X0A01010300000000, Mask:0XFFFFFFFF00000000
	LD_TCP, hdr offset:0, len:0X4, key offset:0X18, Data:0X03450000,\
		Mask:0XFFFF0000
MCAM Raw Data :
	DW0     :0000CA5A01202000
	DW0_Mask:0000FFFF0FF0F000
	DW1     :00004AE124FC7FFF
	DW1_Mask:0000FFFFFFFFFFFF
	DW2     :0A01010300000000
	DW2_Mask:FFFFFFFF00000000
	DW3     :0000000003450000
	DW3_Mask:00000000FFFF0000
	DW4     :0000000000000000
	DW4_Mask:0000000000000000
	DW5     :0000000000000000
	DW5_Mask:0000000000000000
	DW6     :0000000000000000
	DW6_Mask:0000000000000000

ci: skip_checkpatch skip_checkformat

Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
---
 drivers/net/cnxk/cnxk_rte_flow.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/cnxk/cnxk_rte_flow.c b/drivers/net/cnxk/cnxk_rte_flow.c
index 8486e9e..453425e 100644
--- a/drivers/net/cnxk/cnxk_rte_flow.c
+++ b/drivers/net/cnxk/cnxk_rte_flow.c
@@ -328,6 +328,33 @@  cnxk_flow_isolate(struct rte_eth_dev *dev __rte_unused, int enable __rte_unused,
 	return -rte_errno;
 }
 
+static int
+cnxk_flow_dev_dump(struct rte_eth_dev *dev, struct rte_flow *flow,
+		   FILE *file, struct rte_flow_error *error)
+{
+	struct cnxk_eth_dev *hw = dev->data->dev_private;
+	struct roc_npc *npc = &hw->npc;
+
+	if (file == NULL) {
+		rte_flow_error_set(error, EINVAL,
+				   RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+				   "Invalid file");
+		return -rte_errno;
+	}
+
+	if (flow != NULL) {
+		rte_flow_error_set(error, EINVAL,
+				   RTE_FLOW_ERROR_TYPE_HANDLE,
+				   NULL,
+				   "Invalid argument");
+		return -EINVAL;
+	}
+
+	roc_npc_flow_dump(file, npc);
+
+	return 0;
+}
+
 const struct rte_flow_ops cnxk_flow_ops = {
 	.validate = cnxk_flow_validate,
 	.create = cnxk_flow_create,
@@ -335,4 +362,5 @@  const struct rte_flow_ops cnxk_flow_ops = {
 	.flush = cnxk_flow_flush,
 	.query = cnxk_flow_query,
 	.isolate = cnxk_flow_isolate,
+	.dev_dump = cnxk_flow_dev_dump,
 };