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Message-ID: <20230124104511.293938-3-steen.hegelund@microchip.com>
Date: Tue, 24 Jan 2023 11:45:05 +0100
From: Steen Hegelund <steen.hegelund@...rochip.com>
To: "David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>
CC: Steen Hegelund <steen.hegelund@...rochip.com>,
<UNGLinuxDriver@...rochip.com>,
Randy Dunlap <rdunlap@...radead.org>,
"Casper Andersson" <casper.casan@...il.com>,
Russell King <rmk+kernel@...linux.org.uk>,
Wan Jiabing <wanjiabing@...o.com>,
"Nathan Huckleberry" <nhuck@...gle.com>,
<linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
"Steen Hegelund" <Steen.Hegelund@...rochip.com>,
Daniel Machon <daniel.machon@...rochip.com>,
Horatiu Vultur <horatiu.vultur@...rochip.com>,
Lars Povlsen <lars.povlsen@...rochip.com>,
Dan Carpenter <error27@...il.com>,
Michael Walle <michael@...le.cc>
Subject: [PATCH net-next v2 2/8] net: microchip: sparx5: Add IS0 VCAP keyset configuration for Sparx5
This adds the IS0 VCAP port keyset configuration for Sparx5 and also
updates the debugFS support to show the keyset configuration.
Signed-off-by: Steen Hegelund <steen.hegelund@...rochip.com>
---
.../microchip/sparx5/sparx5_main_regs.h | 64 ++-
.../microchip/sparx5/sparx5_vcap_debugfs.c | 131 ++++++-
.../microchip/sparx5/sparx5_vcap_impl.c | 365 +++++++++++++++---
.../microchip/sparx5/sparx5_vcap_impl.h | 58 +++
4 files changed, 564 insertions(+), 54 deletions(-)
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h
index a4a4d893dcb2..e3bf0460333d 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h
@@ -4,8 +4,8 @@
* Copyright (c) 2021 Microchip Technology Inc.
*/
-/* This file is autogenerated by cml-utils 2022-11-04 11:22:22 +0100.
- * Commit ID: 498242727be5db9b423cc0923bc966fc7b40607e
+/* This file is autogenerated by cml-utils 2022-12-06 15:28:38 +0100.
+ * Commit ID: 3db2ac730f134c160496f2b9f10915e347d871cb
*/
#ifndef _SPARX5_MAIN_REGS_H_
@@ -843,6 +843,66 @@ enum sparx5_target {
/* ANA_CL:PORT:CAPTURE_BPDU_CFG */
#define ANA_CL_CAPTURE_BPDU_CFG(g) __REG(TARGET_ANA_CL, 0, 1, 131072, g, 70, 512, 196, 0, 1, 4)
+/* ANA_CL:PORT:ADV_CL_CFG_2 */
+#define ANA_CL_ADV_CL_CFG_2(g, r) __REG(TARGET_ANA_CL, 0, 1, 131072, g, 70, 512, 200, r, 6, 4)
+
+#define ANA_CL_ADV_CL_CFG_2_USE_CL_TCI0_ENA BIT(1)
+#define ANA_CL_ADV_CL_CFG_2_USE_CL_TCI0_ENA_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_2_USE_CL_TCI0_ENA, x)
+#define ANA_CL_ADV_CL_CFG_2_USE_CL_TCI0_ENA_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_2_USE_CL_TCI0_ENA, x)
+
+#define ANA_CL_ADV_CL_CFG_2_USE_CL_DSCP_ENA BIT(0)
+#define ANA_CL_ADV_CL_CFG_2_USE_CL_DSCP_ENA_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_2_USE_CL_DSCP_ENA, x)
+#define ANA_CL_ADV_CL_CFG_2_USE_CL_DSCP_ENA_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_2_USE_CL_DSCP_ENA, x)
+
+/* ANA_CL:PORT:ADV_CL_CFG */
+#define ANA_CL_ADV_CL_CFG(g, r) __REG(TARGET_ANA_CL, 0, 1, 131072, g, 70, 512, 224, r, 6, 4)
+
+#define ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL GENMASK(30, 26)
+#define ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL, x)
+#define ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL, x)
+
+#define ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL GENMASK(25, 21)
+#define ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL, x)
+#define ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL, x)
+
+#define ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL GENMASK(20, 16)
+#define ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL, x)
+#define ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL, x)
+
+#define ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL GENMASK(15, 11)
+#define ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL, x)
+#define ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL, x)
+
+#define ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL GENMASK(10, 6)
+#define ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL, x)
+#define ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL, x)
+
+#define ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL GENMASK(5, 1)
+#define ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL, x)
+#define ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL, x)
+
+#define ANA_CL_ADV_CL_CFG_LOOKUP_ENA BIT(0)
+#define ANA_CL_ADV_CL_CFG_LOOKUP_ENA_SET(x)\
+ FIELD_PREP(ANA_CL_ADV_CL_CFG_LOOKUP_ENA, x)
+#define ANA_CL_ADV_CL_CFG_LOOKUP_ENA_GET(x)\
+ FIELD_GET(ANA_CL_ADV_CL_CFG_LOOKUP_ENA, x)
+
/* ANA_CL:COMMON:OWN_UPSID */
#define ANA_CL_OWN_UPSID(r) __REG(TARGET_ANA_CL, 0, 1, 166912, 0, 1, 756, 0, r, 3, 4)
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_debugfs.c b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_debugfs.c
index c9423adc92ce..58f86dfa54bb 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_debugfs.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_debugfs.c
@@ -13,10 +13,113 @@
#include "sparx5_vcap_impl.h"
#include "sparx5_vcap_ag_api.h"
-static void sparx5_vcap_port_keys(struct sparx5 *sparx5,
- struct vcap_admin *admin,
- struct sparx5_port *port,
- struct vcap_output_print *out)
+static const char *sparx5_vcap_is0_etype_str(u32 value)
+{
+ switch (value) {
+ case VCAP_IS0_PS_ETYPE_DEFAULT:
+ return "default";
+ case VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE:
+ return "normal_7tuple";
+ case VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4:
+ return "normal_5tuple_ip4";
+ case VCAP_IS0_PS_ETYPE_MLL:
+ return "mll";
+ case VCAP_IS0_PS_ETYPE_LL_FULL:
+ return "ll_full";
+ case VCAP_IS0_PS_ETYPE_PURE_5TUPLE_IP4:
+ return "pure_5tuple_ip4";
+ case VCAP_IS0_PS_ETYPE_ETAG:
+ return "etag";
+ case VCAP_IS0_PS_ETYPE_NO_LOOKUP:
+ return "no lookup";
+ default:
+ return "unknown";
+ }
+}
+
+static const char *sparx5_vcap_is0_mpls_str(u32 value)
+{
+ switch (value) {
+ case VCAP_IS0_PS_MPLS_FOLLOW_ETYPE:
+ return "follow_etype";
+ case VCAP_IS0_PS_MPLS_NORMAL_7TUPLE:
+ return "normal_7tuple";
+ case VCAP_IS0_PS_MPLS_NORMAL_5TUPLE_IP4:
+ return "normal_5tuple_ip4";
+ case VCAP_IS0_PS_MPLS_MLL:
+ return "mll";
+ case VCAP_IS0_PS_MPLS_LL_FULL:
+ return "ll_full";
+ case VCAP_IS0_PS_MPLS_PURE_5TUPLE_IP4:
+ return "pure_5tuple_ip4";
+ case VCAP_IS0_PS_MPLS_ETAG:
+ return "etag";
+ case VCAP_IS0_PS_MPLS_NO_LOOKUP:
+ return "no lookup";
+ default:
+ return "unknown";
+ }
+}
+
+static const char *sparx5_vcap_is0_mlbs_str(u32 value)
+{
+ switch (value) {
+ case VCAP_IS0_PS_MLBS_FOLLOW_ETYPE:
+ return "follow_etype";
+ case VCAP_IS0_PS_MLBS_NO_LOOKUP:
+ return "no lookup";
+ default:
+ return "unknown";
+ }
+}
+
+static void sparx5_vcap_is0_port_keys(struct sparx5 *sparx5,
+ struct vcap_admin *admin,
+ struct sparx5_port *port,
+ struct vcap_output_print *out)
+{
+ int lookup;
+ u32 value, val;
+
+ out->prf(out->dst, " port[%02d] (%s): ", port->portno,
+ netdev_name(port->ndev));
+ for (lookup = 0; lookup < admin->lookups; ++lookup) {
+ out->prf(out->dst, "\n Lookup %d: ", lookup);
+
+ /* Get lookup state */
+ value = spx5_rd(sparx5,
+ ANA_CL_ADV_CL_CFG(port->portno, lookup));
+ out->prf(out->dst, "\n state: ");
+ if (ANA_CL_ADV_CL_CFG_LOOKUP_ENA_GET(value))
+ out->prf(out->dst, "on");
+ else
+ out->prf(out->dst, "off");
+ val = ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL_GET(value);
+ out->prf(out->dst, "\n etype: %s",
+ sparx5_vcap_is0_etype_str(val));
+ val = ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL_GET(value);
+ out->prf(out->dst, "\n ipv4: %s",
+ sparx5_vcap_is0_etype_str(val));
+ val = ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL_GET(value);
+ out->prf(out->dst, "\n ipv6: %s",
+ sparx5_vcap_is0_etype_str(val));
+ val = ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL_GET(value);
+ out->prf(out->dst, "\n mpls_uc: %s",
+ sparx5_vcap_is0_mpls_str(val));
+ val = ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL_GET(value);
+ out->prf(out->dst, "\n mpls_mc: %s",
+ sparx5_vcap_is0_mpls_str(val));
+ val = ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL_GET(value);
+ out->prf(out->dst, "\n mlbs: %s",
+ sparx5_vcap_is0_mlbs_str(val));
+ }
+ out->prf(out->dst, "\n");
+}
+
+static void sparx5_vcap_is2_port_keys(struct sparx5 *sparx5,
+ struct vcap_admin *admin,
+ struct sparx5_port *port,
+ struct vcap_output_print *out)
{
int lookup;
u32 value;
@@ -126,9 +229,9 @@ static void sparx5_vcap_port_keys(struct sparx5 *sparx5,
out->prf(out->dst, "\n");
}
-static void sparx5_vcap_port_stickies(struct sparx5 *sparx5,
- struct vcap_admin *admin,
- struct vcap_output_print *out)
+static void sparx5_vcap_is2_port_stickies(struct sparx5 *sparx5,
+ struct vcap_admin *admin,
+ struct vcap_output_print *out)
{
int lookup;
u32 value;
@@ -194,7 +297,17 @@ int sparx5_port_info(struct net_device *ndev,
vctrl = sparx5->vcap_ctrl;
vcap = &vctrl->vcaps[admin->vtype];
out->prf(out->dst, "%s:\n", vcap->name);
- sparx5_vcap_port_keys(sparx5, admin, port, out);
- sparx5_vcap_port_stickies(sparx5, admin, out);
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
+ sparx5_vcap_is0_port_keys(sparx5, admin, port, out);
+ break;
+ case VCAP_TYPE_IS2:
+ sparx5_vcap_is2_port_keys(sparx5, admin, port, out);
+ sparx5_vcap_is2_port_stickies(sparx5, admin, out);
+ break;
+ default:
+ out->prf(out->dst, " no info\n");
+ break;
+ }
return 0;
}
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c
index 0d4b40997bb4..cceb4301103b 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.c
@@ -27,6 +27,16 @@
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) | \
+ ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL_SET(_ipv4) | \
+ ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL_SET(_ipv6) | \
+ ANA_CL_ADV_CL_CFG_MPLS_UC_CLM_KEY_SEL_SET(_mpls_uc) | \
+ ANA_CL_ADV_CL_CFG_MPLS_MC_CLM_KEY_SEL_SET(_mpls_mc) | \
+ ANA_CL_ADV_CL_CFG_MLBS_CLM_KEY_SEL_SET(_mlbs))
+
static struct sparx5_vcap_inst {
enum vcap_type vtype; /* type of vcap */
int vinst; /* instance number within the same type */
@@ -39,6 +49,39 @@ static struct sparx5_vcap_inst {
int blockno; /* starting block in super vcap (if applicable) */
int blocks; /* number of blocks in super vcap (if applicable) */
} sparx5_vcap_inst_cfg[] = {
+ {
+ .vtype = VCAP_TYPE_IS0, /* CLM-0 */
+ .vinst = 0,
+ .map_id = 1,
+ .lookups = SPARX5_IS0_LOOKUPS,
+ .lookups_per_instance = SPARX5_IS0_LOOKUPS / 3,
+ .first_cid = SPARX5_VCAP_CID_IS0_L0,
+ .last_cid = SPARX5_VCAP_CID_IS0_L2 - 1,
+ .blockno = 8, /* Maps block 8-9 */
+ .blocks = 2,
+ },
+ {
+ .vtype = VCAP_TYPE_IS0, /* CLM-1 */
+ .vinst = 1,
+ .map_id = 2,
+ .lookups = SPARX5_IS0_LOOKUPS,
+ .lookups_per_instance = SPARX5_IS0_LOOKUPS / 3,
+ .first_cid = SPARX5_VCAP_CID_IS0_L2,
+ .last_cid = SPARX5_VCAP_CID_IS0_L4 - 1,
+ .blockno = 6, /* Maps block 6-7 */
+ .blocks = 2,
+ },
+ {
+ .vtype = VCAP_TYPE_IS0, /* CLM-2 */
+ .vinst = 2,
+ .map_id = 3,
+ .lookups = SPARX5_IS0_LOOKUPS,
+ .lookups_per_instance = SPARX5_IS0_LOOKUPS / 3,
+ .first_cid = SPARX5_VCAP_CID_IS0_L4,
+ .last_cid = SPARX5_VCAP_CID_IS0_MAX,
+ .blockno = 4, /* Maps block 4-5 */
+ .blocks = 2,
+ },
{
.vtype = VCAP_TYPE_IS2, /* IS2-0 */
.vinst = 0,
@@ -63,6 +106,14 @@ static struct sparx5_vcap_inst {
},
};
+static void sparx5_vcap_type_err(struct sparx5 *sparx5,
+ struct vcap_admin *admin,
+ const char *fname)
+{
+ pr_err("%s: vcap type: %s not supported\n",
+ fname, sparx5_vcaps[admin->vtype].name);
+}
+
/* Await the super VCAP completion of the current operation */
static void sparx5_vcap_wait_super_update(struct sparx5 *sparx5)
{
@@ -73,7 +124,7 @@ static void sparx5_vcap_wait_super_update(struct sparx5 *sparx5)
false, sparx5, VCAP_SUPER_CTRL);
}
-/* Initializing a VCAP address range: only IS2 for now */
+/* Initializing a VCAP address range: IS0 and IS2 for now */
static void _sparx5_vcap_range_init(struct sparx5 *sparx5,
struct vcap_admin *admin,
u32 addr, u32 count)
@@ -112,6 +163,17 @@ static const char *sparx5_vcap_keyset_name(struct net_device *ndev,
return vcap_keyset_name(port->sparx5->vcap_ctrl, keyset);
}
+/* Check if this is the first lookup of IS0 */
+static bool sparx5_vcap_is0_is_first_chain(struct vcap_rule *rule)
+{
+ return (rule->vcap_chain_id >= SPARX5_VCAP_CID_IS0_L0 &&
+ rule->vcap_chain_id < SPARX5_VCAP_CID_IS0_L1) ||
+ ((rule->vcap_chain_id >= SPARX5_VCAP_CID_IS0_L2 &&
+ rule->vcap_chain_id < SPARX5_VCAP_CID_IS0_L3)) ||
+ ((rule->vcap_chain_id >= SPARX5_VCAP_CID_IS0_L4 &&
+ rule->vcap_chain_id < SPARX5_VCAP_CID_IS0_L5));
+}
+
/* Check if this is the first lookup of IS2 */
static bool sparx5_vcap_is2_is_first_chain(struct vcap_rule *rule)
{
@@ -153,12 +215,30 @@ static void sparx5_vcap_add_wide_port_mask(struct vcap_rule *rule,
vcap_rule_add_key_u72(rule, VCAP_KF_IF_IGR_PORT_MASK, &port_mask);
}
-/* Convert chain id to vcap lookup id */
-static int sparx5_vcap_cid_to_lookup(int cid)
+/* Convert IS0 chain id to vcap lookup id */
+static int sparx5_vcap_is0_cid_to_lookup(int cid)
+{
+ int lookup = 0;
+
+ if (cid >= SPARX5_VCAP_CID_IS0_L1 && cid < SPARX5_VCAP_CID_IS0_L2)
+ lookup = 1;
+ else if (cid >= SPARX5_VCAP_CID_IS0_L2 && cid < SPARX5_VCAP_CID_IS0_L3)
+ lookup = 2;
+ else if (cid >= SPARX5_VCAP_CID_IS0_L3 && cid < SPARX5_VCAP_CID_IS0_L4)
+ lookup = 3;
+ else if (cid >= SPARX5_VCAP_CID_IS0_L4 && cid < SPARX5_VCAP_CID_IS0_L5)
+ lookup = 4;
+ else if (cid >= SPARX5_VCAP_CID_IS0_L5 && cid < SPARX5_VCAP_CID_IS0_MAX)
+ lookup = 5;
+
+ return lookup;
+}
+
+/* Convert IS2 chain id to vcap lookup id */
+static int sparx5_vcap_is2_cid_to_lookup(int cid)
{
int lookup = 0;
- /* For now only handle IS2 */
if (cid >= SPARX5_VCAP_CID_IS2_L1 && cid < SPARX5_VCAP_CID_IS2_L2)
lookup = 1;
else if (cid >= SPARX5_VCAP_CID_IS2_L2 && cid < SPARX5_VCAP_CID_IS2_L3)
@@ -169,6 +249,79 @@ static int sparx5_vcap_cid_to_lookup(int cid)
return lookup;
}
+/* Add ethernet type IS0 keyset to a list */
+static void
+sparx5_vcap_is0_get_port_etype_keysets(struct vcap_keyset_list *keysetlist,
+ u32 value)
+{
+ switch (ANA_CL_ADV_CL_CFG_ETYPE_CLM_KEY_SEL_GET(value)) {
+ case VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE:
+ vcap_keyset_list_add(keysetlist, VCAP_KFS_NORMAL_7TUPLE);
+ break;
+ case VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4:
+ vcap_keyset_list_add(keysetlist, VCAP_KFS_NORMAL_5TUPLE_IP4);
+ break;
+ }
+}
+
+/* Return the list of keysets for the vcap port configuration */
+static int sparx5_vcap_is0_get_port_keysets(struct net_device *ndev,
+ int lookup,
+ struct vcap_keyset_list *keysetlist,
+ u16 l3_proto)
+{
+ struct sparx5_port *port = netdev_priv(ndev);
+ struct sparx5 *sparx5 = port->sparx5;
+ int portno = port->portno;
+ u32 value;
+
+ value = spx5_rd(sparx5, ANA_CL_ADV_CL_CFG(portno, lookup));
+
+ /* Check if the port keyset selection is enabled */
+ if (!ANA_CL_ADV_CL_CFG_LOOKUP_ENA_GET(value))
+ return -ENOENT;
+
+ /* Collect all keysets for the port in a list */
+ if (l3_proto == ETH_P_ALL)
+ sparx5_vcap_is0_get_port_etype_keysets(keysetlist, value);
+
+ if (l3_proto == ETH_P_ALL || l3_proto == ETH_P_IP)
+ switch (ANA_CL_ADV_CL_CFG_IP4_CLM_KEY_SEL_GET(value)) {
+ case VCAP_IS0_PS_ETYPE_DEFAULT:
+ sparx5_vcap_is0_get_port_etype_keysets(keysetlist,
+ value);
+ break;
+ case VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE:
+ vcap_keyset_list_add(keysetlist,
+ VCAP_KFS_NORMAL_7TUPLE);
+ break;
+ case VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4:
+ vcap_keyset_list_add(keysetlist,
+ VCAP_KFS_NORMAL_5TUPLE_IP4);
+ break;
+ }
+
+ if (l3_proto == ETH_P_ALL || l3_proto == ETH_P_IPV6)
+ switch (ANA_CL_ADV_CL_CFG_IP6_CLM_KEY_SEL_GET(value)) {
+ case VCAP_IS0_PS_ETYPE_DEFAULT:
+ sparx5_vcap_is0_get_port_etype_keysets(keysetlist,
+ value);
+ break;
+ case VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE:
+ vcap_keyset_list_add(keysetlist,
+ VCAP_KFS_NORMAL_7TUPLE);
+ break;
+ case VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4:
+ vcap_keyset_list_add(keysetlist,
+ VCAP_KFS_NORMAL_5TUPLE_IP4);
+ break;
+ }
+
+ if (l3_proto != ETH_P_IP && l3_proto != ETH_P_IPV6)
+ sparx5_vcap_is0_get_port_etype_keysets(keysetlist, value);
+ return 0;
+}
+
/* Return the list of keysets for the vcap port configuration */
static int sparx5_vcap_is2_get_port_keysets(struct net_device *ndev,
int lookup,
@@ -281,10 +434,26 @@ int sparx5_vcap_get_port_keyset(struct net_device *ndev,
u16 l3_proto,
struct vcap_keyset_list *kslist)
{
- int lookup;
-
- lookup = sparx5_vcap_cid_to_lookup(cid);
- return sparx5_vcap_is2_get_port_keysets(ndev, lookup, kslist, l3_proto);
+ int lookup, err = -EINVAL;
+ struct sparx5_port *port;
+
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
+ lookup = sparx5_vcap_is0_cid_to_lookup(cid);
+ err = sparx5_vcap_is0_get_port_keysets(ndev, lookup, kslist,
+ l3_proto);
+ break;
+ case VCAP_TYPE_IS2:
+ lookup = sparx5_vcap_is2_cid_to_lookup(cid);
+ err = sparx5_vcap_is2_get_port_keysets(ndev, lookup, kslist,
+ l3_proto);
+ break;
+ default:
+ port = netdev_priv(ndev);
+ sparx5_vcap_type_err(port->sparx5, admin, __func__);
+ break;
+ }
+ return err;
}
/* API callback used for validating a field keyset (check the port keysets) */
@@ -297,16 +466,32 @@ sparx5_vcap_validate_keyset(struct net_device *ndev,
{
struct vcap_keyset_list keysetlist = {};
enum vcap_keyfield_set keysets[10] = {};
+ struct sparx5_port *port;
int idx, jdx, lookup;
if (!kslist || kslist->cnt == 0)
return VCAP_KFS_NO_VALUE;
- /* Get a list of currently configured keysets in the lookups */
- lookup = sparx5_vcap_cid_to_lookup(rule->vcap_chain_id);
keysetlist.max = ARRAY_SIZE(keysets);
keysetlist.keysets = keysets;
- sparx5_vcap_is2_get_port_keysets(ndev, lookup, &keysetlist, l3_proto);
+
+ /* Get a list of currently configured keysets in the lookups */
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
+ lookup = sparx5_vcap_is0_cid_to_lookup(rule->vcap_chain_id);
+ sparx5_vcap_is0_get_port_keysets(ndev, lookup, &keysetlist,
+ l3_proto);
+ break;
+ case VCAP_TYPE_IS2:
+ lookup = sparx5_vcap_is2_cid_to_lookup(rule->vcap_chain_id);
+ sparx5_vcap_is2_get_port_keysets(ndev, lookup, &keysetlist,
+ l3_proto);
+ break;
+ default:
+ port = netdev_priv(ndev);
+ sparx5_vcap_type_err(port->sparx5, admin, __func__);
+ break;
+ }
/* Check if there is a match and return the match */
for (idx = 0; idx < kslist->cnt; ++idx)
@@ -327,6 +512,8 @@ static void sparx5_vcap_add_default_fields(struct net_device *ndev,
struct vcap_rule *rule)
{
const struct vcap_field *field;
+ struct sparx5_port *port;
+ bool is_first = true;
field = vcap_lookup_keyfield(rule, VCAP_KF_IF_IGR_PORT_MASK);
if (field && field->width == SPX5_PORTS)
@@ -337,8 +524,22 @@ static void sparx5_vcap_add_default_fields(struct net_device *ndev,
pr_err("%s:%d: %s: could not add an ingress port mask for: %s\n",
__func__, __LINE__, netdev_name(ndev),
sparx5_vcap_keyset_name(ndev, rule->keyset));
+
/* add the lookup bit */
- if (sparx5_vcap_is2_is_first_chain(rule))
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
+ is_first = sparx5_vcap_is0_is_first_chain(rule);
+ break;
+ case VCAP_TYPE_IS2:
+ is_first = sparx5_vcap_is2_is_first_chain(rule);
+ break;
+ default:
+ port = netdev_priv(ndev);
+ sparx5_vcap_type_err(port->sparx5, admin, __func__);
+ break;
+ }
+
+ if (is_first)
vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_1);
else
vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_0);
@@ -391,15 +592,26 @@ static void sparx5_vcap_cache_write(struct net_device *ndev,
break;
}
if (sel & VCAP_SEL_COUNTER) {
- start = start & 0xfff; /* counter limit */
- if (admin->vinst == 0)
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
spx5_wr(admin->cache.counter, sparx5,
- ANA_ACL_CNT_A(start));
- else
- spx5_wr(admin->cache.counter, sparx5,
- ANA_ACL_CNT_B(start));
- spx5_wr(admin->cache.sticky, sparx5,
- VCAP_SUPER_VCAP_CNT_DAT(0));
+ VCAP_SUPER_VCAP_CNT_DAT(0));
+ break;
+ case VCAP_TYPE_IS2:
+ start = start & 0xfff; /* counter limit */
+ if (admin->vinst == 0)
+ spx5_wr(admin->cache.counter, sparx5,
+ ANA_ACL_CNT_A(start));
+ else
+ spx5_wr(admin->cache.counter, sparx5,
+ ANA_ACL_CNT_B(start));
+ spx5_wr(admin->cache.sticky, sparx5,
+ VCAP_SUPER_VCAP_CNT_DAT(0));
+ break;
+ default:
+ sparx5_vcap_type_err(sparx5, admin, __func__);
+ break;
+ }
}
}
@@ -432,15 +644,28 @@ static void sparx5_vcap_cache_read(struct net_device *ndev,
VCAP_SUPER_VCAP_ACTION_DAT(idx));
}
if (sel & VCAP_SEL_COUNTER) {
- start = start & 0xfff; /* counter limit */
- if (admin->vinst == 0)
- admin->cache.counter =
- spx5_rd(sparx5, ANA_ACL_CNT_A(start));
- else
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
admin->cache.counter =
- spx5_rd(sparx5, ANA_ACL_CNT_B(start));
- admin->cache.sticky =
- spx5_rd(sparx5, VCAP_SUPER_VCAP_CNT_DAT(0));
+ spx5_rd(sparx5, VCAP_SUPER_VCAP_CNT_DAT(0));
+ admin->cache.sticky =
+ spx5_rd(sparx5, VCAP_SUPER_VCAP_CNT_DAT(0));
+ break;
+ case VCAP_TYPE_IS2:
+ start = start & 0xfff; /* counter limit */
+ if (admin->vinst == 0)
+ admin->cache.counter =
+ spx5_rd(sparx5, ANA_ACL_CNT_A(start));
+ else
+ admin->cache.counter =
+ spx5_rd(sparx5, ANA_ACL_CNT_B(start));
+ admin->cache.sticky =
+ spx5_rd(sparx5, VCAP_SUPER_VCAP_CNT_DAT(0));
+ break;
+ default:
+ sparx5_vcap_type_err(sparx5, admin, __func__);
+ break;
+ }
}
}
@@ -455,7 +680,7 @@ static void sparx5_vcap_range_init(struct net_device *ndev,
_sparx5_vcap_range_init(sparx5, admin, addr, count);
}
-/* API callback used for updating the VCAP cache */
+/* API callback used for updating the VCAP cache, IS0 and IS2 for now */
static void sparx5_vcap_update(struct net_device *ndev,
struct vcap_admin *admin, enum vcap_command cmd,
enum vcap_selection sel, u32 addr)
@@ -510,7 +735,6 @@ static void sparx5_vcap_move(struct net_device *ndev, struct vcap_admin *admin,
sparx5_vcap_wait_super_update(sparx5);
}
-/* API callback operations: only IS2 is supported for now */
static struct vcap_operations sparx5_vcap_ops = {
.validate_keyset = sparx5_vcap_validate_keyset,
.add_default_fields = sparx5_vcap_add_default_fields,
@@ -523,16 +747,39 @@ static struct vcap_operations sparx5_vcap_ops = {
.port_info = sparx5_port_info,
};
-/* Enable lookups per port and set the keyset generation: only IS2 for now */
-static void sparx5_vcap_port_key_selection(struct sparx5 *sparx5,
- struct vcap_admin *admin)
+/* Enable IS0 lookups per port and set the keyset generation */
+static void sparx5_vcap_is0_port_key_selection(struct sparx5 *sparx5,
+ struct vcap_admin *admin)
+{
+ int portno, lookup;
+ u32 keysel;
+
+ keysel = VCAP_IS0_KEYSEL(false,
+ VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE,
+ VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4,
+ VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE,
+ VCAP_IS0_PS_MPLS_FOLLOW_ETYPE,
+ VCAP_IS0_PS_MPLS_FOLLOW_ETYPE,
+ VCAP_IS0_PS_MLBS_FOLLOW_ETYPE);
+ for (lookup = 0; lookup < admin->lookups; ++lookup) {
+ for (portno = 0; portno < SPX5_PORTS; ++portno) {
+ spx5_wr(keysel, sparx5,
+ ANA_CL_ADV_CL_CFG(portno, lookup));
+ spx5_rmw(ANA_CL_ADV_CL_CFG_LOOKUP_ENA,
+ ANA_CL_ADV_CL_CFG_LOOKUP_ENA,
+ sparx5,
+ ANA_CL_ADV_CL_CFG(portno, lookup));
+ }
+ }
+}
+
+/* Enable IS2 lookups per port and set the keyset generation */
+static void sparx5_vcap_is2_port_key_selection(struct sparx5 *sparx5,
+ struct vcap_admin *admin)
{
int portno, lookup;
u32 keysel;
- /* all traffic types generate the MAC_ETYPE keyset for now in all
- * lookups on all ports
- */
keysel = VCAP_IS2_KEYSEL(true, VCAP_IS2_PS_NONETH_MAC_ETYPE,
VCAP_IS2_PS_IPV4_MC_IP4_TCP_UDP_OTHER,
VCAP_IS2_PS_IPV4_UC_IP4_TCP_UDP_OTHER,
@@ -553,17 +800,49 @@ static void sparx5_vcap_port_key_selection(struct sparx5 *sparx5,
ANA_ACL_VCAP_S2_CFG(portno));
}
-/* Disable lookups per port and set the keyset generation: only IS2 for now */
+/* Enable lookups per port and set the keyset generation */
+static void sparx5_vcap_port_key_selection(struct sparx5 *sparx5,
+ struct vcap_admin *admin)
+{
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
+ sparx5_vcap_is0_port_key_selection(sparx5, admin);
+ break;
+ case VCAP_TYPE_IS2:
+ sparx5_vcap_is2_port_key_selection(sparx5, admin);
+ break;
+ default:
+ sparx5_vcap_type_err(sparx5, admin, __func__);
+ break;
+ }
+}
+
+/* Disable lookups per port */
static void sparx5_vcap_port_key_deselection(struct sparx5 *sparx5,
struct vcap_admin *admin)
{
- int portno;
+ int portno, lookup;
- for (portno = 0; portno < SPX5_PORTS; ++portno)
- spx5_rmw(ANA_ACL_VCAP_S2_CFG_SEC_ENA_SET(0),
- ANA_ACL_VCAP_S2_CFG_SEC_ENA,
- sparx5,
- ANA_ACL_VCAP_S2_CFG(portno));
+ switch (admin->vtype) {
+ case VCAP_TYPE_IS0:
+ for (lookup = 0; lookup < admin->lookups; ++lookup)
+ for (portno = 0; portno < SPX5_PORTS; ++portno)
+ spx5_rmw(ANA_CL_ADV_CL_CFG_LOOKUP_ENA_SET(0),
+ ANA_CL_ADV_CL_CFG_LOOKUP_ENA,
+ sparx5,
+ ANA_CL_ADV_CL_CFG(portno, lookup));
+ break;
+ case VCAP_TYPE_IS2:
+ for (portno = 0; portno < SPX5_PORTS; ++portno)
+ spx5_rmw(ANA_ACL_VCAP_S2_CFG_SEC_ENA_SET(0),
+ ANA_ACL_VCAP_S2_CFG_SEC_ENA,
+ sparx5,
+ ANA_ACL_VCAP_S2_CFG(portno));
+ break;
+ default:
+ sparx5_vcap_type_err(sparx5, admin, __func__);
+ break;
+ }
}
static void sparx5_vcap_admin_free(struct vcap_admin *admin)
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h
index 0a0f2412c980..80c99b0d50e7 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vcap_impl.h
@@ -16,6 +16,15 @@
#include "vcap_api.h"
#include "vcap_api_client.h"
+#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 */
+#define SPARX5_VCAP_CID_IS0_L3 VCAP_CID_INGRESS_L3 /* IS0/CLM lookup 3 */
+#define SPARX5_VCAP_CID_IS0_L4 VCAP_CID_INGRESS_L4 /* IS0/CLM lookup 4 */
+#define SPARX5_VCAP_CID_IS0_L5 VCAP_CID_INGRESS_L5 /* IS0/CLM lookup 5 */
+#define SPARX5_VCAP_CID_IS0_MAX \
+ (VCAP_CID_INGRESS_L5 + VCAP_CID_LOOKUP_SIZE - 1) /* IS0/CLM Max */
+
#define SPARX5_VCAP_CID_IS2_L0 VCAP_CID_INGRESS_STAGE2_L0 /* IS2 lookup 0 */
#define SPARX5_VCAP_CID_IS2_L1 VCAP_CID_INGRESS_STAGE2_L1 /* IS2 lookup 1 */
#define SPARX5_VCAP_CID_IS2_L2 VCAP_CID_INGRESS_STAGE2_L2 /* IS2 lookup 2 */
@@ -23,6 +32,55 @@
#define SPARX5_VCAP_CID_IS2_MAX \
(VCAP_CID_INGRESS_STAGE2_L3 + VCAP_CID_LOOKUP_SIZE - 1) /* IS2 Max */
+/* IS0 port keyset selection control */
+
+/* IS0 ethernet, IPv4, IPv6 traffic type keyset generation */
+enum vcap_is0_port_sel_etype {
+ VCAP_IS0_PS_ETYPE_DEFAULT, /* None or follow depending on class */
+ VCAP_IS0_PS_ETYPE_MLL,
+ VCAP_IS0_PS_ETYPE_SGL_MLBS,
+ VCAP_IS0_PS_ETYPE_DBL_MLBS,
+ VCAP_IS0_PS_ETYPE_TRI_MLBS,
+ VCAP_IS0_PS_ETYPE_TRI_VID,
+ VCAP_IS0_PS_ETYPE_LL_FULL,
+ VCAP_IS0_PS_ETYPE_NORMAL_SRC,
+ VCAP_IS0_PS_ETYPE_NORMAL_DST,
+ VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE,
+ VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4,
+ VCAP_IS0_PS_ETYPE_PURE_5TUPLE_IP4,
+ VCAP_IS0_PS_ETYPE_DBL_VID_IDX,
+ VCAP_IS0_PS_ETYPE_ETAG,
+ VCAP_IS0_PS_ETYPE_NO_LOOKUP,
+};
+
+/* IS0 MPLS traffic type keyset generation */
+enum vcap_is0_port_sel_mpls_uc_mc {
+ VCAP_IS0_PS_MPLS_FOLLOW_ETYPE,
+ VCAP_IS0_PS_MPLS_MLL,
+ VCAP_IS0_PS_MPLS_SGL_MLBS,
+ VCAP_IS0_PS_MPLS_DBL_MLBS,
+ VCAP_IS0_PS_MPLS_TRI_MLBS,
+ VCAP_IS0_PS_MPLS_TRI_VID,
+ VCAP_IS0_PS_MPLS_LL_FULL,
+ VCAP_IS0_PS_MPLS_NORMAL_SRC,
+ VCAP_IS0_PS_MPLS_NORMAL_DST,
+ VCAP_IS0_PS_MPLS_NORMAL_7TUPLE,
+ VCAP_IS0_PS_MPLS_NORMAL_5TUPLE_IP4,
+ VCAP_IS0_PS_MPLS_PURE_5TUPLE_IP4,
+ VCAP_IS0_PS_MPLS_DBL_VID_IDX,
+ VCAP_IS0_PS_MPLS_ETAG,
+ VCAP_IS0_PS_MPLS_NO_LOOKUP,
+};
+
+/* IS0 MBLS traffic type keyset generation */
+enum vcap_is0_port_sel_mlbs {
+ VCAP_IS0_PS_MLBS_FOLLOW_ETYPE,
+ VCAP_IS0_PS_MLBS_SGL_MLBS,
+ VCAP_IS0_PS_MLBS_DBL_MLBS,
+ VCAP_IS0_PS_MLBS_TRI_MLBS,
+ VCAP_IS0_PS_MLBS_NO_LOOKUP = 17,
+};
+
/* IS2 port keyset selection control */
/* IS2 non-ethernet traffic type keyset generation */
--
2.39.1
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