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authorDavid S. Miller <davem@davemloft.net>2020-02-23 16:07:31 -0800
committerDavid S. Miller <davem@davemloft.net>2020-02-23 16:07:31 -0800
commit53da93259afe2627b3f82ca964006dc0c9c779ac (patch)
tree65218e7b48ec3705fa7ee46b9facd94c12cbc6a1 /drivers
parent2045e158fc7f1c423c821c08ee03b51c972b4cb1 (diff)
parentdf6470273ec92c131baa499ef130cce0efecc99f (diff)
Merge branch 'mlxsw-Cosmetic-fixes'
Jiri Pirko says: ==================== mlxsw: Cosmetic fixes This is a set of mainly action/trap related cosmetic fixes. No functional changes. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core.c38
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core.h19
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c103
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/pci_hw.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.h7
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c221
7 files changed, 174 insertions, 226 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 0d630096a28c..4b92ba574073 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1457,14 +1457,12 @@ static bool __is_rx_listener_equal(const struct mlxsw_rx_listener *rxl_a,
static struct mlxsw_rx_listener_item *
__find_rx_listener_item(struct mlxsw_core *mlxsw_core,
- const struct mlxsw_rx_listener *rxl,
- void *priv)
+ const struct mlxsw_rx_listener *rxl)
{
struct mlxsw_rx_listener_item *rxl_item;
list_for_each_entry(rxl_item, &mlxsw_core->rx_listener_list, list) {
- if (__is_rx_listener_equal(&rxl_item->rxl, rxl) &&
- rxl_item->priv == priv)
+ if (__is_rx_listener_equal(&rxl_item->rxl, rxl))
return rxl_item;
}
return NULL;
@@ -1476,7 +1474,7 @@ int mlxsw_core_rx_listener_register(struct mlxsw_core *mlxsw_core,
{
struct mlxsw_rx_listener_item *rxl_item;
- rxl_item = __find_rx_listener_item(mlxsw_core, rxl, priv);
+ rxl_item = __find_rx_listener_item(mlxsw_core, rxl);
if (rxl_item)
return -EEXIST;
rxl_item = kmalloc(sizeof(*rxl_item), GFP_KERNEL);
@@ -1491,12 +1489,11 @@ int mlxsw_core_rx_listener_register(struct mlxsw_core *mlxsw_core,
EXPORT_SYMBOL(mlxsw_core_rx_listener_register);
void mlxsw_core_rx_listener_unregister(struct mlxsw_core *mlxsw_core,
- const struct mlxsw_rx_listener *rxl,
- void *priv)
+ const struct mlxsw_rx_listener *rxl)
{
struct mlxsw_rx_listener_item *rxl_item;
- rxl_item = __find_rx_listener_item(mlxsw_core, rxl, priv);
+ rxl_item = __find_rx_listener_item(mlxsw_core, rxl);
if (!rxl_item)
return;
list_del_rcu(&rxl_item->list);
@@ -1534,14 +1531,12 @@ static bool __is_event_listener_equal(const struct mlxsw_event_listener *el_a,
static struct mlxsw_event_listener_item *
__find_event_listener_item(struct mlxsw_core *mlxsw_core,
- const struct mlxsw_event_listener *el,
- void *priv)
+ const struct mlxsw_event_listener *el)
{
struct mlxsw_event_listener_item *el_item;
list_for_each_entry(el_item, &mlxsw_core->event_listener_list, list) {
- if (__is_event_listener_equal(&el_item->el, el) &&
- el_item->priv == priv)
+ if (__is_event_listener_equal(&el_item->el, el))
return el_item;
}
return NULL;
@@ -1559,7 +1554,7 @@ int mlxsw_core_event_listener_register(struct mlxsw_core *mlxsw_core,
.trap_id = el->trap_id,
};
- el_item = __find_event_listener_item(mlxsw_core, el, priv);
+ el_item = __find_event_listener_item(mlxsw_core, el);
if (el_item)
return -EEXIST;
el_item = kmalloc(sizeof(*el_item), GFP_KERNEL);
@@ -1586,8 +1581,7 @@ err_rx_listener_register:
EXPORT_SYMBOL(mlxsw_core_event_listener_register);
void mlxsw_core_event_listener_unregister(struct mlxsw_core *mlxsw_core,
- const struct mlxsw_event_listener *el,
- void *priv)
+ const struct mlxsw_event_listener *el)
{
struct mlxsw_event_listener_item *el_item;
const struct mlxsw_rx_listener rxl = {
@@ -1596,10 +1590,10 @@ void mlxsw_core_event_listener_unregister(struct mlxsw_core *mlxsw_core,
.trap_id = el->trap_id,
};
- el_item = __find_event_listener_item(mlxsw_core, el, priv);
+ el_item = __find_event_listener_item(mlxsw_core, el);
if (!el_item)
return;
- mlxsw_core_rx_listener_unregister(mlxsw_core, &rxl, el_item);
+ mlxsw_core_rx_listener_unregister(mlxsw_core, &rxl);
list_del(&el_item->list);
kfree(el_item);
}
@@ -1611,11 +1605,11 @@ static int mlxsw_core_listener_register(struct mlxsw_core *mlxsw_core,
{
if (listener->is_event)
return mlxsw_core_event_listener_register(mlxsw_core,
- &listener->u.event_listener,
+ &listener->event_listener,
priv);
else
return mlxsw_core_rx_listener_register(mlxsw_core,
- &listener->u.rx_listener,
+ &listener->rx_listener,
priv);
}
@@ -1625,12 +1619,10 @@ static void mlxsw_core_listener_unregister(struct mlxsw_core *mlxsw_core,
{
if (listener->is_event)
mlxsw_core_event_listener_unregister(mlxsw_core,
- &listener->u.event_listener,
- priv);
+ &listener->event_listener);
else
mlxsw_core_rx_listener_unregister(mlxsw_core,
- &listener->u.rx_listener,
- priv);
+ &listener->rx_listener);
}
int mlxsw_core_trap_register(struct mlxsw_core *mlxsw_core,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index 543476a2e503..5773e25ecf98 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -62,7 +62,6 @@ struct mlxsw_rx_listener {
void (*func)(struct sk_buff *skb, u8 local_port, void *priv);
u8 local_port;
u16 trap_id;
- enum mlxsw_reg_hpkt_action action;
};
struct mlxsw_event_listener {
@@ -76,19 +75,19 @@ struct mlxsw_listener {
union {
struct mlxsw_rx_listener rx_listener;
struct mlxsw_event_listener event_listener;
- } u;
+ };
enum mlxsw_reg_hpkt_action action;
enum mlxsw_reg_hpkt_action unreg_action;
u8 trap_group;
- bool is_ctrl; /* should go via control buffer or not */
- bool is_event;
+ u8 is_ctrl:1, /* should go via control buffer or not */
+ is_event:1;
};
#define MLXSW_RXL(_func, _trap_id, _action, _is_ctrl, _trap_group, \
_unreg_action) \
{ \
.trap_id = MLXSW_TRAP_ID_##_trap_id, \
- .u.rx_listener = \
+ .rx_listener = \
{ \
.func = _func, \
.local_port = MLXSW_PORT_DONT_CARE, \
@@ -98,20 +97,18 @@ struct mlxsw_listener {
.unreg_action = MLXSW_REG_HPKT_ACTION_##_unreg_action, \
.trap_group = MLXSW_REG_HTGT_TRAP_GROUP_##_trap_group, \
.is_ctrl = _is_ctrl, \
- .is_event = false, \
}
#define MLXSW_EVENTL(_func, _trap_id, _trap_group) \
{ \
.trap_id = MLXSW_TRAP_ID_##_trap_id, \
- .u.event_listener = \
+ .event_listener = \
{ \
.func = _func, \
.trap_id = MLXSW_TRAP_ID_##_trap_id, \
}, \
.action = MLXSW_REG_HPKT_ACTION_TRAP_TO_CPU, \
.trap_group = MLXSW_REG_HTGT_TRAP_GROUP_##_trap_group, \
- .is_ctrl = false, \
.is_event = true, \
}
@@ -119,15 +116,13 @@ int mlxsw_core_rx_listener_register(struct mlxsw_core *mlxsw_core,
const struct mlxsw_rx_listener *rxl,
void *priv);
void mlxsw_core_rx_listener_unregister(struct mlxsw_core *mlxsw_core,
- const struct mlxsw_rx_listener *rxl,
- void *priv);
+ const struct mlxsw_rx_listener *rxl);
int mlxsw_core_event_listener_register(struct mlxsw_core *mlxsw_core,
const struct mlxsw_event_listener *el,
void *priv);
void mlxsw_core_event_listener_unregister(struct mlxsw_core *mlxsw_core,
- const struct mlxsw_event_listener *el,
- void *priv);
+ const struct mlxsw_event_listener *el);
int mlxsw_core_trap_register(struct mlxsw_core *mlxsw_core,
const struct mlxsw_listener *listener,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index c51b2adfc1e1..b9e2193848dd 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -747,97 +747,94 @@ int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block,
}
EXPORT_SYMBOL(mlxsw_afa_block_append_vlan_modify);
-/* Trap / Discard Action
- * ---------------------
- * The Trap / Discard action enables trapping / mirroring packets to the CPU
+/* Trap Action
+ * -----------
+ * The Trap action enables trapping / mirroring packets to the CPU
* as well as discarding packets.
* The ACL Trap / Discard separates the forward/discard control from CPU
* trap control. In addition, the Trap / Discard action enables activating
* SPAN (port mirroring).
*/
-#define MLXSW_AFA_TRAPDISC_CODE 0x03
-#define MLXSW_AFA_TRAPDISC_SIZE 1
+#define MLXSW_AFA_TRAP_CODE 0x03
+#define MLXSW_AFA_TRAP_SIZE 1
-enum mlxsw_afa_trapdisc_trap_action {
- MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP = 0,
- MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP = 2,
+enum mlxsw_afa_trap_trap_action {
+ MLXSW_AFA_TRAP_TRAP_ACTION_NOP = 0,
+ MLXSW_AFA_TRAP_TRAP_ACTION_TRAP = 2,
};
-/* afa_trapdisc_trap_action
+/* afa_trap_trap_action
* Trap Action.
*/
-MLXSW_ITEM32(afa, trapdisc, trap_action, 0x00, 24, 4);
+MLXSW_ITEM32(afa, trap, trap_action, 0x00, 24, 4);
-enum mlxsw_afa_trapdisc_forward_action {
- MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD = 1,
- MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD = 3,
+enum mlxsw_afa_trap_forward_action {
+ MLXSW_AFA_TRAP_FORWARD_ACTION_FORWARD = 1,
+ MLXSW_AFA_TRAP_FORWARD_ACTION_DISCARD = 3,
};
-/* afa_trapdisc_forward_action
+/* afa_trap_forward_action
* Forward Action.
*/
-MLXSW_ITEM32(afa, trapdisc, forward_action, 0x00, 0, 4);
+MLXSW_ITEM32(afa, trap, forward_action, 0x00, 0, 4);
-/* afa_trapdisc_trap_id
+/* afa_trap_trap_id
* Trap ID to configure.
*/
-MLXSW_ITEM32(afa, trapdisc, trap_id, 0x04, 0, 9);
+MLXSW_ITEM32(afa, trap, trap_id, 0x04, 0, 9);
-/* afa_trapdisc_mirror_agent
+/* afa_trap_mirror_agent
* Mirror agent.
*/
-MLXSW_ITEM32(afa, trapdisc, mirror_agent, 0x08, 29, 3);
+MLXSW_ITEM32(afa, trap, mirror_agent, 0x08, 29, 3);
-/* afa_trapdisc_mirror_enable
+/* afa_trap_mirror_enable
* Mirror enable.
*/
-MLXSW_ITEM32(afa, trapdisc, mirror_enable, 0x08, 24, 1);
+MLXSW_ITEM32(afa, trap, mirror_enable, 0x08, 24, 1);
static inline void
-mlxsw_afa_trapdisc_pack(char *payload,
- enum mlxsw_afa_trapdisc_trap_action trap_action,
- enum mlxsw_afa_trapdisc_forward_action forward_action,
- u16 trap_id)
+mlxsw_afa_trap_pack(char *payload,
+ enum mlxsw_afa_trap_trap_action trap_action,
+ enum mlxsw_afa_trap_forward_action forward_action,
+ u16 trap_id)
{
- mlxsw_afa_trapdisc_trap_action_set(payload, trap_action);
- mlxsw_afa_trapdisc_forward_action_set(payload, forward_action);
- mlxsw_afa_trapdisc_trap_id_set(payload, trap_id);
+ mlxsw_afa_trap_trap_action_set(payload, trap_action);
+ mlxsw_afa_trap_forward_action_set(payload, forward_action);
+ mlxsw_afa_trap_trap_id_set(payload, trap_id);
}
static inline void
-mlxsw_afa_trapdisc_mirror_pack(char *payload, bool mirror_enable,
- u8 mirror_agent)
+mlxsw_afa_trap_mirror_pack(char *payload, bool mirror_enable,
+ u8 mirror_agent)
{
- mlxsw_afa_trapdisc_mirror_enable_set(payload, mirror_enable);
- mlxsw_afa_trapdisc_mirror_agent_set(payload, mirror_agent);
+ mlxsw_afa_trap_mirror_enable_set(payload, mirror_enable);
+ mlxsw_afa_trap_mirror_agent_set(payload, mirror_agent);
}
int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block)
{
- char *act = mlxsw_afa_block_append_action(block,
- MLXSW_AFA_TRAPDISC_CODE,
- MLXSW_AFA_TRAPDISC_SIZE);
+ char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_TRAP_CODE,
+ MLXSW_AFA_TRAP_SIZE);
if (IS_ERR(act))
return PTR_ERR(act);
- mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
- MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD, 0);
+ mlxsw_afa_trap_pack(act, MLXSW_AFA_TRAP_TRAP_ACTION_NOP,
+ MLXSW_AFA_TRAP_FORWARD_ACTION_DISCARD, 0);
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_drop);
int mlxsw_afa_block_append_trap(struct mlxsw_afa_block *block, u16 trap_id)
{
- char *act = mlxsw_afa_block_append_action(block,
- MLXSW_AFA_TRAPDISC_CODE,
- MLXSW_AFA_TRAPDISC_SIZE);
+ char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_TRAP_CODE,
+ MLXSW_AFA_TRAP_SIZE);
if (IS_ERR(act))
return PTR_ERR(act);
- mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
- MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD,
- trap_id);
+ mlxsw_afa_trap_pack(act, MLXSW_AFA_TRAP_TRAP_ACTION_TRAP,
+ MLXSW_AFA_TRAP_FORWARD_ACTION_DISCARD, trap_id);
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_trap);
@@ -845,15 +842,13 @@ EXPORT_SYMBOL(mlxsw_afa_block_append_trap);
int mlxsw_afa_block_append_trap_and_forward(struct mlxsw_afa_block *block,
u16 trap_id)
{
- char *act = mlxsw_afa_block_append_action(block,
- MLXSW_AFA_TRAPDISC_CODE,
- MLXSW_AFA_TRAPDISC_SIZE);
+ char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_TRAP_CODE,
+ MLXSW_AFA_TRAP_SIZE);
if (IS_ERR(act))
return PTR_ERR(act);
- mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
- MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD,
- trap_id);
+ mlxsw_afa_trap_pack(act, MLXSW_AFA_TRAP_TRAP_ACTION_TRAP,
+ MLXSW_AFA_TRAP_FORWARD_ACTION_FORWARD, trap_id);
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_trap_and_forward);
@@ -920,13 +915,13 @@ mlxsw_afa_block_append_allocated_mirror(struct mlxsw_afa_block *block,
u8 mirror_agent)
{
char *act = mlxsw_afa_block_append_action(block,
- MLXSW_AFA_TRAPDISC_CODE,
- MLXSW_AFA_TRAPDISC_SIZE);
+ MLXSW_AFA_TRAP_CODE,
+ MLXSW_AFA_TRAP_SIZE);
if (IS_ERR(act))
return PTR_ERR(act);
- mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
- MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD, 0);
- mlxsw_afa_trapdisc_mirror_pack(act, true, mirror_agent);
+ mlxsw_afa_trap_pack(act, MLXSW_AFA_TRAP_TRAP_ACTION_NOP,
+ MLXSW_AFA_TRAP_FORWARD_ACTION_FORWARD, 0);
+ mlxsw_afa_trap_mirror_pack(act, true, mirror_agent);
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
index e0d7d2d9a0c8..cf74346aa311 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
@@ -25,8 +25,6 @@
#define MLXSW_PCI_CIR_CTRL_STATUS_SHIFT 24
#define MLXSW_PCI_CIR_TIMEOUT_MSECS 1000
-#define MLXSW_PCI_SW_RESET 0xF0010
-#define MLXSW_PCI_SW_RESET_RST_BIT BIT(0)
#define MLXSW_PCI_SW_RESET_TIMEOUT_MSECS 900000
#define MLXSW_PCI_SW_RESET_WAIT_MSECS 100
#define MLXSW_PCI_FW_READY 0xA1844
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index bb02a0361bfd..9335f6a01b87 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -670,10 +670,11 @@ struct mlxsw_sp_acl_block {
struct mlxsw_afk *mlxsw_sp_acl_afk(struct mlxsw_sp_acl *acl);
struct mlxsw_sp *mlxsw_sp_acl_block_mlxsw_sp(struct mlxsw_sp_acl_block *block);
-unsigned int mlxsw_sp_acl_block_rule_count(struct mlxsw_sp_acl_block *block);
+unsigned int
+mlxsw_sp_acl_block_rule_count(const struct mlxsw_sp_acl_block *block);
void mlxsw_sp_acl_block_disable_inc(struct mlxsw_sp_acl_block *block);
void mlxsw_sp_acl_block_disable_dec(struct mlxsw_sp_acl_block *block);
-bool mlxsw_sp_acl_block_disabled(struct mlxsw_sp_acl_block *block);
+bool mlxsw_sp_acl_block_disabled(const struct mlxsw_sp_acl_block *block);
struct mlxsw_sp_acl_block *mlxsw_sp_acl_block_create(struct mlxsw_sp *mlxsw_sp,
struct net *net);
void mlxsw_sp_acl_block_destroy(struct mlxsw_sp_acl_block *block);
@@ -686,7 +687,7 @@ int mlxsw_sp_acl_block_unbind(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_block *block,
struct mlxsw_sp_port *mlxsw_sp_port,
bool ingress);
-bool mlxsw_sp_acl_block_is_egress_bound(struct mlxsw_sp_acl_block *block);
+bool mlxsw_sp_acl_block_is_egress_bound(const struct mlxsw_sp_acl_block *block);
struct mlxsw_sp_acl_ruleset *
mlxsw_sp_acl_ruleset_lookup(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_block *block, u32 chain_index,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
index 9368b93dab38..7b460c08f779 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
@@ -99,7 +99,8 @@ struct mlxsw_sp *mlxsw_sp_acl_block_mlxsw_sp(struct mlxsw_sp_acl_block *block)
return block->mlxsw_sp;
}
-unsigned int mlxsw_sp_acl_block_rule_count(struct mlxsw_sp_acl_block *block)
+unsigned int
+mlxsw_sp_acl_block_rule_count(const struct mlxsw_sp_acl_block *block)
{
return block ? block->rule_count : 0;
}
@@ -116,12 +117,12 @@ void mlxsw_sp_acl_block_disable_dec(struct mlxsw_sp_acl_block *block)
block->disable_count--;
}
-bool mlxsw_sp_acl_block_disabled(struct mlxsw_sp_acl_block *block)
+bool mlxsw_sp_acl_block_disabled(const struct mlxsw_sp_acl_block *block)
{
return block->disable_count;
}
-bool mlxsw_sp_acl_block_is_egress_bound(struct mlxsw_sp_acl_block *block)
+bool mlxsw_sp_acl_block_is_egress_bound(const struct mlxsw_sp_acl_block *block)
{
struct mlxsw_sp_acl_block_binding *binding;
@@ -163,7 +164,8 @@ mlxsw_sp_acl_ruleset_unbind(struct mlxsw_sp *mlxsw_sp,
binding->mlxsw_sp_port, binding->ingress);
}
-static bool mlxsw_sp_acl_ruleset_block_bound(struct mlxsw_sp_acl_block *block)
+static bool
+mlxsw_sp_acl_ruleset_block_bound(const struct mlxsw_sp_acl_block *block)
{
return block->ruleset_zero;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
index 60205aa3f6a5..2f2ddc751f3d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
@@ -25,10 +25,81 @@ enum {
#define MLXSW_SP_TRAP_METADATA DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT
+static int mlxsw_sp_rx_listener(struct mlxsw_sp *mlxsw_sp, struct sk_buff *skb,
+ u8 local_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp_port_pcpu_stats *pcpu_stats;
+
+ if (unlikely(!mlxsw_sp_port)) {
+ dev_warn_ratelimited(mlxsw_sp->bus_info->dev, "Port %d: skb received for non-existent port\n",
+ local_port);
+ kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ skb->dev = mlxsw_sp_port->dev;
+
+ pcpu_stats = this_cpu_ptr(mlxsw_sp_port->pcpu_stats);
+ u64_stats_update_begin(&pcpu_stats->syncp);
+ pcpu_stats->rx_packets++;
+ pcpu_stats->rx_bytes += skb->len;
+ u64_stats_update_end(&pcpu_stats->syncp);
+
+ skb->protocol = eth_type_trans(skb, skb->dev);
+
+ return 0;
+}
+
static void mlxsw_sp_rx_drop_listener(struct sk_buff *skb, u8 local_port,
- void *priv);
+ void *trap_ctx)
+{
+ struct devlink_port *in_devlink_port;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+ struct mlxsw_sp *mlxsw_sp;
+ struct devlink *devlink;
+ int err;
+
+ mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
+ mlxsw_sp_port = mlxsw_sp->ports[local_port];
+
+ err = mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port);
+ if (err)
+ return;
+
+ devlink = priv_to_devlink(mlxsw_sp->core);
+ in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
+ local_port);
+ skb_push(skb, ETH_HLEN);
+ devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port);
+ consume_skb(skb);
+}
+
static void mlxsw_sp_rx_exception_listener(struct sk_buff *skb, u8 local_port,
- void *trap_ctx);
+ void *trap_ctx)
+{
+ struct devlink_port *in_devlink_port;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+ struct mlxsw_sp *mlxsw_sp;
+ struct devlink *devlink;
+ int err;
+
+ mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
+ mlxsw_sp_port = mlxsw_sp->ports[local_port];
+
+ err = mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port);
+ if (err)
+ return;
+
+ devlink = priv_to_devlink(mlxsw_sp->core);
+ in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
+ local_port);
+ skb_push(skb, ETH_HLEN);
+ devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port);
+ skb_pull(skb, ETH_HLEN);
+ skb->offload_fwd_mark = 1;
+ netif_receive_skb(skb);
+}
#define MLXSW_SP_TRAP_DROP(_id, _group_id) \
DEVLINK_TRAP_GENERIC(DROP, DROP, _id, \
@@ -54,7 +125,7 @@ static void mlxsw_sp_rx_exception_listener(struct sk_buff *skb, u8 local_port,
MLXSW_RXL(mlxsw_sp_rx_exception_listener, _id, \
_action, false, SP_##_group_id, DISCARD)
-static struct devlink_trap mlxsw_sp_traps_arr[] = {
+static const struct devlink_trap mlxsw_sp_traps_arr[] = {
MLXSW_SP_TRAP_DROP(SMAC_MC, L2_DROPS),
MLXSW_SP_TRAP_DROP(VLAN_TAG_MISMATCH, L2_DROPS),
MLXSW_SP_TRAP_DROP(INGRESS_VLAN_FILTER, L2_DROPS),
@@ -85,7 +156,7 @@ static struct devlink_trap mlxsw_sp_traps_arr[] = {
MLXSW_SP_TRAP_DROP(OVERLAY_SMAC_MC, TUNNEL_DROPS),
};
-static struct mlxsw_listener mlxsw_sp_listeners_arr[] = {
+static const struct mlxsw_listener mlxsw_sp_listeners_arr[] = {
MLXSW_SP_RXL_DISCARD(ING_PACKET_SMAC_MC, L2_DISCARDS),
MLXSW_SP_RXL_DISCARD(ING_SWITCH_VTAG_ALLOW, L2_DISCARDS),
MLXSW_SP_RXL_DISCARD(ING_SWITCH_VLAN, L2_DISCARDS),
@@ -130,7 +201,7 @@ static struct mlxsw_listener mlxsw_sp_listeners_arr[] = {
* be mapped to the same devlink trap. Order is according to
* 'mlxsw_sp_listeners_arr'.
*/
-static u16 mlxsw_sp_listener_devlink_map[] = {
+static const u16 mlxsw_sp_listener_devlink_map[] = {
DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
@@ -166,81 +237,25 @@ static u16 mlxsw_sp_listener_devlink_map[] = {
DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
};
-static int mlxsw_sp_rx_listener(struct mlxsw_sp *mlxsw_sp, struct sk_buff *skb,
- u8 local_port,
- struct mlxsw_sp_port *mlxsw_sp_port)
-{
- struct mlxsw_sp_port_pcpu_stats *pcpu_stats;
-
- if (unlikely(!mlxsw_sp_port)) {
- dev_warn_ratelimited(mlxsw_sp->bus_info->dev, "Port %d: skb received for non-existent port\n",
- local_port);
- kfree_skb(skb);
- return -EINVAL;
- }
-
- skb->dev = mlxsw_sp_port->dev;
-
- pcpu_stats = this_cpu_ptr(mlxsw_sp_port->pcpu_stats);
- u64_stats_update_begin(&pcpu_stats->syncp);
- pcpu_stats->rx_packets++;
- pcpu_stats->rx_bytes += skb->len;
- u64_stats_update_end(&pcpu_stats->syncp);
-
- skb->protocol = eth_type_trans(skb, skb->dev);
-
- return 0;
-}
-
-static void mlxsw_sp_rx_drop_listener(struct sk_buff *skb, u8 local_port,
- void *trap_ctx)
-{
- struct devlink_port *in_devlink_port;
- struct mlxsw_sp_port *mlxsw_sp_port;
- struct mlxsw_sp *mlxsw_sp;
- struct devlink *devlink;
-
- mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
- mlxsw_sp_port = mlxsw_sp->ports[local_port];
-
- if (mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port))
- return;
-
- devlink = priv_to_devlink(mlxsw_sp->core);
- in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
- local_port);
- skb_push(skb, ETH_HLEN);
- devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port);
- consume_skb(skb);
-}
+#define MLXSW_SP_DISCARD_POLICER_ID (MLXSW_REG_HTGT_TRAP_GROUP_MAX + 1)
-static void mlxsw_sp_rx_exception_listener(struct sk_buff *skb, u8 local_port,
- void *trap_ctx)
+static int mlxsw_sp_trap_cpu_policers_set(struct mlxsw_sp *mlxsw_sp)
{
- struct devlink_port *in_devlink_port;
- struct mlxsw_sp_port *mlxsw_sp_port;
- struct mlxsw_sp *mlxsw_sp;
- struct devlink *devlink;
-
- mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
- mlxsw_sp_port = mlxsw_sp->ports[local_port];
-
- if (mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port))
- return;
+ char qpcr_pl[MLXSW_REG_QPCR_LEN];
- devlink = priv_to_devlink(mlxsw_sp->core);
- in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
- local_port);
- skb_push(skb, ETH_HLEN);
- devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port);
- skb_pull(skb, ETH_HLEN);
- skb->offload_fwd_mark = 1;
- netif_receive_skb(skb);
+ mlxsw_reg_qpcr_pack(qpcr_pl, MLXSW_SP_DISCARD_POLICER_ID,
+ MLXSW_REG_QPCR_IR_UNITS_M, false, 10 * 1024, 7);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(qpcr), qpcr_pl);
}
int mlxsw_sp_devlink_traps_init(struct mlxsw_sp *mlxsw_sp)
{
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
+ int err;
+
+ err = mlxsw_sp_trap_cpu_policers_set(mlxsw_sp);
+ if (err)
+ return err;
if (WARN_ON(ARRAY_SIZE(mlxsw_sp_listener_devlink_map) !=
ARRAY_SIZE(mlxsw_sp_listeners_arr)))
@@ -265,7 +280,7 @@ int mlxsw_sp_trap_init(struct mlxsw_core *mlxsw_core,
int i;
for (i = 0; i < ARRAY_SIZE(mlxsw_sp_listener_devlink_map); i++) {
- struct mlxsw_listener *listener;
+ const struct mlxsw_listener *listener;
int err;
if (mlxsw_sp_listener_devlink_map[i] != trap->id)
@@ -286,7 +301,7 @@ void mlxsw_sp_trap_fini(struct mlxsw_core *mlxsw_core,
int i;
for (i = 0; i < ARRAY_SIZE(mlxsw_sp_listener_devlink_map); i++) {
- struct mlxsw_listener *listener;
+ const struct mlxsw_listener *listener;
if (mlxsw_sp_listener_devlink_map[i] != trap->id)
continue;
@@ -303,8 +318,8 @@ int mlxsw_sp_trap_action_set(struct mlxsw_core *mlxsw_core,
int i;
for (i = 0; i < ARRAY_SIZE(mlxsw_sp_listener_devlink_map); i++) {
+ const struct mlxsw_listener *listener;
enum mlxsw_reg_hpkt_action hw_action;
- struct mlxsw_listener *listener;
int err;
if (mlxsw_sp_listener_devlink_map[i] != trap->id)
@@ -331,41 +346,8 @@ int mlxsw_sp_trap_action_set(struct mlxsw_core *mlxsw_core,
return 0;
}
-#define MLXSW_SP_DISCARD_POLICER_ID (MLXSW_REG_HTGT_TRAP_GROUP_MAX + 1)
-
-static int
-mlxsw_sp_trap_group_policer_init(struct mlxsw_sp *mlxsw_sp,
- const struct devlink_trap_group *group)
-{
- enum mlxsw_reg_qpcr_ir_units ir_units;
- char qpcr_pl[MLXSW_REG_QPCR_LEN];
- u16 policer_id;
- u8 burst_size;
- bool is_bytes;
- u32 rate;
-
- switch (group->id) {
- case DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS: /* fall through */
- case DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS: /* fall through */
- case DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS:
- policer_id = MLXSW_SP_DISCARD_POLICER_ID;
- ir_units = MLXSW_REG_QPCR_IR_UNITS_M;
- is_bytes = false;
- rate = 10 * 1024; /* 10Kpps */
- burst_size = 7;
- break;
- default:
- return -EINVAL;
- }
-
- mlxsw_reg_qpcr_pack(qpcr_pl, policer_id, ir_units, is_bytes, rate,
- burst_size);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(qpcr), qpcr_pl);
-}
-
-static int
-__mlxsw_sp_trap_group_init(struct mlxsw_sp *mlxsw_sp,
- const struct devlink_trap_group *group)
+int mlxsw_sp_trap_group_init(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_group *group)
{
char htgt_pl[MLXSW_REG_HTGT_LEN];
u8 priority, tc, group_id;
@@ -395,22 +377,5 @@ __mlxsw_sp_trap_group_init(struct mlxsw_sp *mlxsw_sp,
}
mlxsw_reg_htgt_pack(htgt_pl, group_id, policer_id, priority, tc);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(htgt), htgt_pl);
-}
-
-int mlxsw_sp_trap_group_init(struct mlxsw_core *mlxsw_core,
- const struct devlink_trap_group *group)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
- int err;
-
- err = mlxsw_sp_trap_group_policer_init(mlxsw_sp, group);
- if (err)
- return err;
-
- err = __mlxsw_sp_trap_group_init(mlxsw_sp, group);
- if (err)
- return err;
-
- return 0;
+ return mlxsw_reg_write(mlxsw_core, MLXSW_REG(htgt), htgt_pl);
}