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[net-next,1/6] net: sparx5: expose some sparx5 VCAP symbols

Message ID 20241101-sparx5-lan969x-switch-driver-3-v1-1-3c76f22f4bfa@microchip.com (mailing list archive)
State New
Headers show
Series net: lan969x: add VCAP functionality | expand

Commit Message

Daniel Machon Nov. 1, 2024, 7:09 a.m. UTC 
In preparation for lan969x VCAP support, expose the following symbols for
use by the lan969x VCAP implementation:

- The symbols SPARX5_*_LOOKUPS defines the number of lookups in each
  VCAP instance.  These are the same for lan969x. Move them to the
  header file.

- The struct sparx5_vcap_inst encapsulates information about a single
  VCAP instance. Move this struct to the header file and declare the
  sparx5_vcap_inst_cfg as extern.

Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Reviewed-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
---
 .../ethernet/microchip/sparx5/sparx5_vcap_impl.c    | 18 +-----------------
 .../ethernet/microchip/sparx5/sparx5_vcap_impl.h    | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+), 17 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c
index 967c8621c250..0bdf7a378892 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c
@@ -17,7 +17,6 @@ 
 #define SUPER_VCAP_BLK_SIZE 3072 /* addresses per Super VCAP block */
 #define STREAMSIZE (64 * 4)  /* bytes in the VCAP cache area */
 
-#define SPARX5_IS2_LOOKUPS 4
 #define VCAP_IS2_KEYSEL(_ena, _noneth, _v4_mc, _v4_uc, _v6_mc, _v6_uc, _arp) \
 	(ANA_ACL_VCAP_S2_KEY_SEL_KEY_SEL_ENA_SET(_ena) | \
 	 ANA_ACL_VCAP_S2_KEY_SEL_NON_ETH_KEY_SEL_SET(_noneth) | \
@@ -27,7 +26,6 @@ 
 	 ANA_ACL_VCAP_S2_KEY_SEL_IP6_UC_KEY_SEL_SET(_v6_uc) | \
 	 ANA_ACL_VCAP_S2_KEY_SEL_ARP_KEY_SEL_SET(_arp))
 
-#define SPARX5_IS0_LOOKUPS 6
 #define VCAP_IS0_KEYSEL(_ena, _etype, _ipv4, _ipv6, _mpls_uc, _mpls_mc, _mlbs) \
 	(ANA_CL_ADV_CL_CFG_LOOKUP_ENA_SET(_ena) | \
 	ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL_SET(_etype) | \
@@ -37,31 +35,17 @@ 
 	ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL_SET(_mpls_mc) | \
 	ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL_SET(_mlbs))
 
-#define SPARX5_ES0_LOOKUPS 1
 #define VCAP_ES0_KEYSEL(_key) (REW_RTAG_ETAG_CTRL_ES0_ISDX_KEY_ENA_SET(_key))
 #define SPARX5_STAT_ESDX_GRN_PKTS  0x300
 #define SPARX5_STAT_ESDX_YEL_PKTS  0x301
 
-#define SPARX5_ES2_LOOKUPS 2
 #define VCAP_ES2_KEYSEL(_ena, _arp, _ipv4, _ipv6) \
 	(EACL_VCAP_ES2_KEY_SEL_KEY_ENA_SET(_ena) | \
 	EACL_VCAP_ES2_KEY_SEL_ARP_KEY_SEL_SET(_arp) | \
 	EACL_VCAP_ES2_KEY_SEL_IP4_KEY_SEL_SET(_ipv4) | \
 	EACL_VCAP_ES2_KEY_SEL_IP6_KEY_SEL_SET(_ipv6))
 
-static struct sparx5_vcap_inst {
-	enum vcap_type vtype; /* type of vcap */
-	int vinst; /* instance number within the same type */
-	int lookups; /* number of lookups in this vcap type */
-	int lookups_per_instance; /* number of lookups in this instance */
-	int first_cid; /* first chain id in this vcap */
-	int last_cid; /* last chain id in this vcap */
-	int count; /* number of available addresses, not in super vcap */
-	int map_id; /* id in the super vcap block mapping (if applicable) */
-	int blockno; /* starting block in super vcap (if applicable) */
-	int blocks; /* number of blocks in super vcap (if applicable) */
-	bool ingress; /* is vcap in the ingress path */
-} sparx5_vcap_inst_cfg[] = {
+const struct sparx5_vcap_inst sparx5_vcap_inst_cfg[] = {
 	{
 		.vtype = VCAP_TYPE_IS0, /* CLM-0 */
 		.vinst = 0,
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h
index 2684d9199b05..d0a42406bf26 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h
@@ -16,6 +16,11 @@ 
 #include "vcap_api.h"
 #include "vcap_api_client.h"
 
+#define SPARX5_IS2_LOOKUPS 4
+#define SPARX5_IS0_LOOKUPS 6
+#define SPARX5_ES0_LOOKUPS 1
+#define SPARX5_ES2_LOOKUPS 2
+
 #define SPARX5_VCAP_CID_IS0_L0 VCAP_CID_INGRESS_L0 /* IS0/CLM lookup 0 */
 #define SPARX5_VCAP_CID_IS0_L1 VCAP_CID_INGRESS_L1 /* IS0/CLM lookup 1 */
 #define SPARX5_VCAP_CID_IS0_L2 VCAP_CID_INGRESS_L2 /* IS0/CLM lookup 2 */
@@ -40,6 +45,22 @@ 
 #define SPARX5_VCAP_CID_ES2_MAX \
 	(VCAP_CID_EGRESS_STAGE2_L1 + VCAP_CID_LOOKUP_SIZE - 1) /* ES2 Max */
 
+struct sparx5_vcap_inst {
+	enum vcap_type vtype; /* type of vcap */
+	int vinst; /* instance number within the same type */
+	int lookups; /* number of lookups in this vcap type */
+	int lookups_per_instance; /* number of lookups in this instance */
+	int first_cid; /* first chain id in this vcap */
+	int last_cid; /* last chain id in this vcap */
+	int count; /* number of available addresses, not in super vcap */
+	int map_id; /* id in the super vcap block mapping (if applicable) */
+	int blockno; /* starting block in super vcap (if applicable) */
+	int blocks; /* number of blocks in super vcap (if applicable) */
+	bool ingress; /* is vcap in the ingress path */
+};
+
+extern const struct sparx5_vcap_inst sparx5_vcap_inst_cfg[];
+
 /* IS0 port keyset selection control */
 
 /* IS0 ethernet, IPv4, IPv6 traffic type keyset generation */