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path: root/drivers/net/ethernet/mscc/ocelot_vcap.c
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Diffstat (limited to 'drivers/net/ethernet/mscc/ocelot_vcap.c')
-rw-r--r--drivers/net/ethernet/mscc/ocelot_vcap.c856
1 files changed, 603 insertions, 253 deletions
diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c
index 3ef620faf995..d8c778ee6f1b 100644
--- a/drivers/net/ethernet/mscc/ocelot_vcap.c
+++ b/drivers/net/ethernet/mscc/ocelot_vcap.c
@@ -9,9 +9,7 @@
#include <soc/mscc/ocelot_vcap.h>
#include "ocelot_police.h"
#include "ocelot_vcap.h"
-#include "ocelot_s2.h"
-#define OCELOT_POLICER_DISCARD 0x17f
#define ENTRY_WIDTH 32
enum vcap_sel {
@@ -48,145 +46,174 @@ struct vcap_data {
u32 tg_mask; /* Current type-group mask */
};
-static u32 vcap_s2_read_update_ctrl(struct ocelot *ocelot)
+static u32 vcap_read_update_ctrl(struct ocelot *ocelot,
+ const struct vcap_props *vcap)
{
- return ocelot_read(ocelot, S2_CORE_UPDATE_CTRL);
+ return ocelot_target_read(ocelot, vcap->target, VCAP_CORE_UPDATE_CTRL);
}
-static void vcap_cmd(struct ocelot *ocelot, u16 ix, int cmd, int sel)
+static void vcap_cmd(struct ocelot *ocelot, const struct vcap_props *vcap,
+ u16 ix, int cmd, int sel)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
+ u32 value = (VCAP_CORE_UPDATE_CTRL_UPDATE_CMD(cmd) |
+ VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR(ix) |
+ VCAP_CORE_UPDATE_CTRL_UPDATE_SHOT);
- u32 value = (S2_CORE_UPDATE_CTRL_UPDATE_CMD(cmd) |
- S2_CORE_UPDATE_CTRL_UPDATE_ADDR(ix) |
- S2_CORE_UPDATE_CTRL_UPDATE_SHOT);
-
- if ((sel & VCAP_SEL_ENTRY) && ix >= vcap_is2->entry_count)
+ if ((sel & VCAP_SEL_ENTRY) && ix >= vcap->entry_count)
return;
if (!(sel & VCAP_SEL_ENTRY))
- value |= S2_CORE_UPDATE_CTRL_UPDATE_ENTRY_DIS;
+ value |= VCAP_CORE_UPDATE_CTRL_UPDATE_ENTRY_DIS;
if (!(sel & VCAP_SEL_ACTION))
- value |= S2_CORE_UPDATE_CTRL_UPDATE_ACTION_DIS;
+ value |= VCAP_CORE_UPDATE_CTRL_UPDATE_ACTION_DIS;
if (!(sel & VCAP_SEL_COUNTER))
- value |= S2_CORE_UPDATE_CTRL_UPDATE_CNT_DIS;
+ value |= VCAP_CORE_UPDATE_CTRL_UPDATE_CNT_DIS;
+
+ ocelot_target_write(ocelot, vcap->target, value, VCAP_CORE_UPDATE_CTRL);
- ocelot_write(ocelot, value, S2_CORE_UPDATE_CTRL);
- readx_poll_timeout(vcap_s2_read_update_ctrl, ocelot, value,
- (value & S2_CORE_UPDATE_CTRL_UPDATE_SHOT) == 0,
- 10, 100000);
+ read_poll_timeout(vcap_read_update_ctrl, value,
+ (value & VCAP_CORE_UPDATE_CTRL_UPDATE_SHOT) == 0,
+ 10, 100000, false, ocelot, vcap);
}
/* Convert from 0-based row to VCAP entry row and run command */
-static void vcap_row_cmd(struct ocelot *ocelot, u32 row, int cmd, int sel)
+static void vcap_row_cmd(struct ocelot *ocelot, const struct vcap_props *vcap,
+ u32 row, int cmd, int sel)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
-
- vcap_cmd(ocelot, vcap_is2->entry_count - row - 1, cmd, sel);
+ vcap_cmd(ocelot, vcap, vcap->entry_count - row - 1, cmd, sel);
}
-static void vcap_entry2cache(struct ocelot *ocelot, struct vcap_data *data)
+static void vcap_entry2cache(struct ocelot *ocelot,
+ const struct vcap_props *vcap,
+ struct vcap_data *data)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
u32 entry_words, i;
- entry_words = DIV_ROUND_UP(vcap_is2->entry_width, ENTRY_WIDTH);
+ entry_words = DIV_ROUND_UP(vcap->entry_width, ENTRY_WIDTH);
for (i = 0; i < entry_words; i++) {
- ocelot_write_rix(ocelot, data->entry[i], S2_CACHE_ENTRY_DAT, i);
- ocelot_write_rix(ocelot, ~data->mask[i], S2_CACHE_MASK_DAT, i);
+ ocelot_target_write_rix(ocelot, vcap->target, data->entry[i],
+ VCAP_CACHE_ENTRY_DAT, i);
+ ocelot_target_write_rix(ocelot, vcap->target, ~data->mask[i],
+ VCAP_CACHE_MASK_DAT, i);
}
- ocelot_write(ocelot, data->tg, S2_CACHE_TG_DAT);
+ ocelot_target_write(ocelot, vcap->target, data->tg, VCAP_CACHE_TG_DAT);
}
-static void vcap_cache2entry(struct ocelot *ocelot, struct vcap_data *data)
+static void vcap_cache2entry(struct ocelot *ocelot,
+ const struct vcap_props *vcap,
+ struct vcap_data *data)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
u32 entry_words, i;
- entry_words = DIV_ROUND_UP(vcap_is2->entry_width, ENTRY_WIDTH);
+ entry_words = DIV_ROUND_UP(vcap->entry_width, ENTRY_WIDTH);
for (i = 0; i < entry_words; i++) {
- data->entry[i] = ocelot_read_rix(ocelot, S2_CACHE_ENTRY_DAT, i);
+ data->entry[i] = ocelot_target_read_rix(ocelot, vcap->target,
+ VCAP_CACHE_ENTRY_DAT, i);
// Invert mask
- data->mask[i] = ~ocelot_read_rix(ocelot, S2_CACHE_MASK_DAT, i);
+ data->mask[i] = ~ocelot_target_read_rix(ocelot, vcap->target,
+ VCAP_CACHE_MASK_DAT, i);
}
- data->tg = ocelot_read(ocelot, S2_CACHE_TG_DAT);
+ data->tg = ocelot_target_read(ocelot, vcap->target, VCAP_CACHE_TG_DAT);
}
-static void vcap_action2cache(struct ocelot *ocelot, struct vcap_data *data)
+static void vcap_action2cache(struct ocelot *ocelot,
+ const struct vcap_props *vcap,
+ struct vcap_data *data)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
u32 action_words, mask;
int i, width;
/* Encode action type */
- width = vcap_is2->action_type_width;
+ width = vcap->action_type_width;
if (width) {
mask = GENMASK(width, 0);
data->action[0] = ((data->action[0] & ~mask) | data->type);
}
- action_words = DIV_ROUND_UP(vcap_is2->action_width, ENTRY_WIDTH);
+ action_words = DIV_ROUND_UP(vcap->action_width, ENTRY_WIDTH);
for (i = 0; i < action_words; i++)
- ocelot_write_rix(ocelot, data->action[i], S2_CACHE_ACTION_DAT,
- i);
+ ocelot_target_write_rix(ocelot, vcap->target, data->action[i],
+ VCAP_CACHE_ACTION_DAT, i);
- for (i = 0; i < vcap_is2->counter_words; i++)
- ocelot_write_rix(ocelot, data->counter[i], S2_CACHE_CNT_DAT, i);
+ for (i = 0; i < vcap->counter_words; i++)
+ ocelot_target_write_rix(ocelot, vcap->target, data->counter[i],
+ VCAP_CACHE_CNT_DAT, i);
}
-static void vcap_cache2action(struct ocelot *ocelot, struct vcap_data *data)
+static void vcap_cache2action(struct ocelot *ocelot,
+ const struct vcap_props *vcap,
+ struct vcap_data *data)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
u32 action_words;
int i, width;
- action_words = DIV_ROUND_UP(vcap_is2->action_width, ENTRY_WIDTH);
+ action_words = DIV_ROUND_UP(vcap->action_width, ENTRY_WIDTH);
for (i = 0; i < action_words; i++)
- data->action[i] = ocelot_read_rix(ocelot, S2_CACHE_ACTION_DAT,
- i);
+ data->action[i] = ocelot_target_read_rix(ocelot, vcap->target,
+ VCAP_CACHE_ACTION_DAT,
+ i);
- for (i = 0; i < vcap_is2->counter_words; i++)
- data->counter[i] = ocelot_read_rix(ocelot, S2_CACHE_CNT_DAT, i);
+ for (i = 0; i < vcap->counter_words; i++)
+ data->counter[i] = ocelot_target_read_rix(ocelot, vcap->target,
+ VCAP_CACHE_CNT_DAT,
+ i);
/* Extract action type */
- width = vcap_is2->action_type_width;
+ width = vcap->action_type_width;
data->type = (width ? (data->action[0] & GENMASK(width, 0)) : 0);
}
/* Calculate offsets for entry */
-static void is2_data_get(struct ocelot *ocelot, struct vcap_data *data, int ix)
+static void vcap_data_offset_get(const struct vcap_props *vcap,
+ struct vcap_data *data, int ix)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
- int i, col, offset, count, cnt, base;
- int width = vcap_is2->tg_width;
+ int num_subwords_per_entry, num_subwords_per_action;
+ int i, col, offset, num_entries_per_row, base;
+ u32 width = vcap->tg_width;
- count = (data->tg_sw == VCAP_TG_HALF ? 2 : 4);
- col = (ix % 2);
- cnt = (vcap_is2->sw_count / count);
- base = (vcap_is2->sw_count - col * cnt - cnt);
+ switch (data->tg_sw) {
+ case VCAP_TG_FULL:
+ num_entries_per_row = 1;
+ break;
+ case VCAP_TG_HALF:
+ num_entries_per_row = 2;
+ break;
+ case VCAP_TG_QUARTER:
+ num_entries_per_row = 4;
+ break;
+ default:
+ return;
+ }
+
+ col = (ix % num_entries_per_row);
+ num_subwords_per_entry = (vcap->sw_count / num_entries_per_row);
+ base = (vcap->sw_count - col * num_subwords_per_entry -
+ num_subwords_per_entry);
data->tg_value = 0;
data->tg_mask = 0;
- for (i = 0; i < cnt; i++) {
+ for (i = 0; i < num_subwords_per_entry; i++) {
offset = ((base + i) * width);
data->tg_value |= (data->tg_sw << offset);
data->tg_mask |= GENMASK(offset + width - 1, offset);
}
/* Calculate key/action/counter offsets */
- col = (count - col - 1);
- data->key_offset = (base * vcap_is2->entry_width) / vcap_is2->sw_count;
- data->counter_offset = (cnt * col * vcap_is2->counter_width);
+ col = (num_entries_per_row - col - 1);
+ data->key_offset = (base * vcap->entry_width) / vcap->sw_count;
+ data->counter_offset = (num_subwords_per_entry * col *
+ vcap->counter_width);
i = data->type;
- width = vcap_is2->action_table[i].width;
- cnt = vcap_is2->action_table[i].count;
- data->action_offset =
- (((cnt * col * width) / count) + vcap_is2->action_type_width);
+ width = vcap->action_table[i].width;
+ num_subwords_per_action = vcap->action_table[i].count;
+ data->action_offset = ((num_subwords_per_action * col * width) /
+ num_entries_per_row);
+ data->action_offset += vcap->action_type_width;
}
static void vcap_data_set(u32 *data, u32 offset, u32 len, u32 value)
@@ -224,22 +251,21 @@ static void vcap_key_field_set(struct vcap_data *data, u32 offset, u32 width,
vcap_data_set(data->mask, offset + data->key_offset, width, mask);
}
-static void vcap_key_set(struct ocelot *ocelot, struct vcap_data *data,
- enum vcap_is2_half_key_field field,
- u32 value, u32 mask)
+static void vcap_key_set(const struct vcap_props *vcap, struct vcap_data *data,
+ int field, u32 value, u32 mask)
{
- u32 offset = ocelot->vcap_is2_keys[field].offset;
- u32 length = ocelot->vcap_is2_keys[field].length;
+ u32 offset = vcap->keys[field].offset;
+ u32 length = vcap->keys[field].length;
vcap_key_field_set(data, offset, length, value, mask);
}
-static void vcap_key_bytes_set(struct ocelot *ocelot, struct vcap_data *data,
- enum vcap_is2_half_key_field field,
+static void vcap_key_bytes_set(const struct vcap_props *vcap,
+ struct vcap_data *data, int field,
u8 *val, u8 *msk)
{
- u32 offset = ocelot->vcap_is2_keys[field].offset;
- u32 count = ocelot->vcap_is2_keys[field].length;
+ u32 offset = vcap->keys[field].offset;
+ u32 count = vcap->keys[field].length;
u32 i, j, n = 0, value = 0, mask = 0;
WARN_ON(count % 8);
@@ -265,37 +291,37 @@ static void vcap_key_bytes_set(struct ocelot *ocelot, struct vcap_data *data,
}
}
-static void vcap_key_l4_port_set(struct ocelot *ocelot, struct vcap_data *data,
- enum vcap_is2_half_key_field field,
+static void vcap_key_l4_port_set(const struct vcap_props *vcap,
+ struct vcap_data *data, int field,
struct ocelot_vcap_udp_tcp *port)
{
- u32 offset = ocelot->vcap_is2_keys[field].offset;
- u32 length = ocelot->vcap_is2_keys[field].length;
+ u32 offset = vcap->keys[field].offset;
+ u32 length = vcap->keys[field].length;
WARN_ON(length != 16);
vcap_key_field_set(data, offset, length, port->value, port->mask);
}
-static void vcap_key_bit_set(struct ocelot *ocelot, struct vcap_data *data,
- enum vcap_is2_half_key_field field,
+static void vcap_key_bit_set(const struct vcap_props *vcap,
+ struct vcap_data *data, int field,
enum ocelot_vcap_bit val)
{
- u32 offset = ocelot->vcap_is2_keys[field].offset;
- u32 length = ocelot->vcap_is2_keys[field].length;
u32 value = (val == OCELOT_VCAP_BIT_1 ? 1 : 0);
u32 msk = (val == OCELOT_VCAP_BIT_ANY ? 0 : 1);
+ u32 offset = vcap->keys[field].offset;
+ u32 length = vcap->keys[field].length;
WARN_ON(length != 1);
vcap_key_field_set(data, offset, length, value, msk);
}
-static void vcap_action_set(struct ocelot *ocelot, struct vcap_data *data,
- enum vcap_is2_action_field field, u32 value)
+static void vcap_action_set(const struct vcap_props *vcap,
+ struct vcap_data *data, int field, u32 value)
{
- int offset = ocelot->vcap_is2_actions[field].offset;
- int length = ocelot->vcap_is2_actions[field].length;
+ int offset = vcap->actions[field].offset;
+ int length = vcap->actions[field].length;
vcap_data_set(data->action, offset + data->action_offset, length,
value);
@@ -304,40 +330,21 @@ static void vcap_action_set(struct ocelot *ocelot, struct vcap_data *data,
static void is2_action_set(struct ocelot *ocelot, struct vcap_data *data,
struct ocelot_vcap_filter *filter)
{
- switch (filter->action) {
- case OCELOT_VCAP_ACTION_DROP:
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_PORT_MASK, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_MASK_MODE, 1);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_POLICE_ENA, 1);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_POLICE_IDX,
- OCELOT_POLICER_DISCARD);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_CPU_QU_NUM, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_CPU_COPY_ENA, 0);
- break;
- case OCELOT_VCAP_ACTION_TRAP:
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_PORT_MASK, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_MASK_MODE, 1);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_POLICE_ENA, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_POLICE_IDX, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_CPU_QU_NUM, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_CPU_COPY_ENA, 1);
- break;
- case OCELOT_VCAP_ACTION_POLICE:
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_PORT_MASK, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_MASK_MODE, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_POLICE_ENA, 1);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_POLICE_IDX,
- filter->pol_ix);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_CPU_QU_NUM, 0);
- vcap_action_set(ocelot, data, VCAP_IS2_ACT_CPU_COPY_ENA, 0);
- break;
- }
+ const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS2];
+ struct ocelot_vcap_action *a = &filter->action;
+
+ vcap_action_set(vcap, data, VCAP_IS2_ACT_MASK_MODE, a->mask_mode);
+ vcap_action_set(vcap, data, VCAP_IS2_ACT_PORT_MASK, a->port_mask);
+ vcap_action_set(vcap, data, VCAP_IS2_ACT_POLICE_ENA, a->police_ena);
+ vcap_action_set(vcap, data, VCAP_IS2_ACT_POLICE_IDX, a->pol_ix);
+ vcap_action_set(vcap, data, VCAP_IS2_ACT_CPU_QU_NUM, a->cpu_qu_num);
+ vcap_action_set(vcap, data, VCAP_IS2_ACT_CPU_COPY_ENA, a->cpu_copy_ena);
}
static void is2_entry_set(struct ocelot *ocelot, int ix,
struct ocelot_vcap_filter *filter)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
+ const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS2];
struct ocelot_vcap_key_vlan *tag = &filter->vlan;
u32 val, msk, type, type_mask = 0xf, i, count;
struct ocelot_vcap_u64 payload;
@@ -348,52 +355,55 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
memset(&data, 0, sizeof(data));
/* Read row */
- vcap_row_cmd(ocelot, row, VCAP_CMD_READ, VCAP_SEL_ALL);
- vcap_cache2entry(ocelot, &data);
- vcap_cache2action(ocelot, &data);
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL);
+ vcap_cache2entry(ocelot, vcap, &data);
+ vcap_cache2action(ocelot, vcap, &data);
data.tg_sw = VCAP_TG_HALF;
- is2_data_get(ocelot, &data, ix);
+ vcap_data_offset_get(vcap, &data, ix);
data.tg = (data.tg & ~data.tg_mask);
if (filter->prio != 0)
data.tg |= data.tg_value;
data.type = IS2_ACTION_TYPE_NORMAL;
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_PAG, 0, 0);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_IGR_PORT_MASK, 0,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_PAG, filter->pag, 0xff);
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST,
+ (filter->lookup == 0) ? OCELOT_VCAP_BIT_1 :
+ OCELOT_VCAP_BIT_0);
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_IGR_PORT_MASK, 0,
~filter->ingress_port_mask);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_FIRST, OCELOT_VCAP_BIT_1);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_HOST_MATCH,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST, OCELOT_VCAP_BIT_ANY);
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_HOST_MATCH,
OCELOT_VCAP_BIT_ANY);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L2_MC, filter->dmac_mc);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L2_BC, filter->dmac_bc);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_VLAN_TAGGED, tag->tagged);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_VID,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_MC, filter->dmac_mc);
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_BC, filter->dmac_bc);
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_VLAN_TAGGED, tag->tagged);
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_VID,
tag->vid.value, tag->vid.mask);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_PCP,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_PCP,
tag->pcp.value[0], tag->pcp.mask[0]);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_DEI, tag->dei);
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_DEI, tag->dei);
switch (filter->key_type) {
case OCELOT_VCAP_KEY_ETYPE: {
struct ocelot_vcap_key_etype *etype = &filter->key.etype;
type = IS2_TYPE_ETYPE;
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L2_DMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_DMAC,
etype->dmac.value, etype->dmac.mask);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L2_SMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_SMAC,
etype->smac.value, etype->smac.mask);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_MAC_ETYPE_ETYPE,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_ETYPE,
etype->etype.value, etype->etype.mask);
/* Clear unused bits */
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0,
0, 0);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1,
0, 0);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2,
0, 0);
- vcap_key_bytes_set(ocelot, &data,
+ vcap_key_bytes_set(vcap, &data,
VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0,
etype->data.value, etype->data.mask);
break;
@@ -402,15 +412,15 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
struct ocelot_vcap_key_llc *llc = &filter->key.llc;
type = IS2_TYPE_LLC;
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L2_DMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_DMAC,
llc->dmac.value, llc->dmac.mask);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L2_SMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_SMAC,
llc->smac.value, llc->smac.mask);
for (i = 0; i < 4; i++) {
payload.value[i] = llc->llc.value[i];
payload.mask[i] = llc->llc.mask[i];
}
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_MAC_LLC_L2_LLC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_LLC_L2_LLC,
payload.value, payload.mask);
break;
}
@@ -418,11 +428,11 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
struct ocelot_vcap_key_snap *snap = &filter->key.snap;
type = IS2_TYPE_SNAP;
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L2_DMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_DMAC,
snap->dmac.value, snap->dmac.mask);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L2_SMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_SMAC,
snap->smac.value, snap->smac.mask);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_MAC_SNAP_L2_SNAP,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_SNAP_L2_SNAP,
filter->key.snap.snap.value,
filter->key.snap.snap.mask);
break;
@@ -431,24 +441,24 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
struct ocelot_vcap_key_arp *arp = &filter->key.arp;
type = IS2_TYPE_ARP;
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_MAC_ARP_SMAC,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_ARP_SMAC,
arp->smac.value, arp->smac.mask);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK,
arp->ethernet);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK,
arp->ip);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_LEN_OK,
arp->length);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_TARGET_MATCH,
arp->dmac_match);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_SENDER_MATCH,
arp->smac_match);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN,
arp->unknown);
@@ -457,15 +467,15 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
(arp->arp == OCELOT_VCAP_BIT_0 ? 2 : 0));
msk = ((arp->req == OCELOT_VCAP_BIT_ANY ? 0 : 1) |
(arp->arp == OCELOT_VCAP_BIT_ANY ? 0 : 2));
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_MAC_ARP_OPCODE,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ARP_OPCODE,
val, msk);
- vcap_key_bytes_set(ocelot, &data,
+ vcap_key_bytes_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP,
arp->dip.value.addr, arp->dip.mask.addr);
- vcap_key_bytes_set(ocelot, &data,
+ vcap_key_bytes_set(vcap, &data,
VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP,
arp->sip.value.addr, arp->sip.mask.addr);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP,
0, 0);
break;
}
@@ -534,22 +544,22 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
seq_zero = ipv6->seq_zero;
}
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_IP4,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_IP4,
ipv4 ? OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L3_FRAGMENT,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L3_FRAGMENT,
fragment);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_L3_FRAG_OFS_GT0, 0, 0);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L3_OPTIONS,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_L3_FRAG_OFS_GT0, 0, 0);
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L3_OPTIONS,
options);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_IP4_L3_TTL_GT0,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_IP4_L3_TTL_GT0,
ttl);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L3_TOS,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L3_TOS,
ds.value, ds.mask);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L3_IP4_DIP,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L3_IP4_DIP,
dip.value.addr, dip.mask.addr);
- vcap_key_bytes_set(ocelot, &data, VCAP_IS2_HK_L3_IP4_SIP,
+ vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L3_IP4_SIP,
sip.value.addr, sip.mask.addr);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_DIP_EQ_SIP,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_DIP_EQ_SIP,
sip_eq_dip);
val = proto.value[0];
msk = proto.mask[0];
@@ -558,33 +568,33 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
/* UDP/TCP protocol match */
tcp = (val == 6 ?
OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_TCP, tcp);
- vcap_key_l4_port_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_TCP, tcp);
+ vcap_key_l4_port_set(vcap, &data,
VCAP_IS2_HK_L4_DPORT, dport);
- vcap_key_l4_port_set(ocelot, &data,
+ vcap_key_l4_port_set(vcap, &data,
VCAP_IS2_HK_L4_SPORT, sport);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_L4_RNG, 0, 0);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_L4_RNG, 0, 0);
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_L4_SPORT_EQ_DPORT,
sport_eq_dport);
- vcap_key_bit_set(ocelot, &data,
+ vcap_key_bit_set(vcap, &data,
VCAP_IS2_HK_L4_SEQUENCE_EQ0,
seq_zero);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L4_FIN,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_FIN,
tcp_fin);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L4_SYN,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_SYN,
tcp_syn);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L4_RST,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_RST,
tcp_rst);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L4_PSH,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_PSH,
tcp_psh);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L4_ACK,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_ACK,
tcp_ack);
- vcap_key_bit_set(ocelot, &data, VCAP_IS2_HK_L4_URG,
+ vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_URG,
tcp_urg);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_L4_1588_DOM,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_L4_1588_DOM,
0, 0);
- vcap_key_set(ocelot, &data, VCAP_IS2_HK_L4_1588_VER,
+ vcap_key_set(vcap, &data, VCAP_IS2_HK_L4_1588_VER,
0, 0);
} else {
if (msk == 0) {
@@ -598,10 +608,10 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
payload.mask[i] = ip_data->mask[i];
}
}
- vcap_key_bytes_set(ocelot, &data,
+ vcap_key_bytes_set(vcap, &data,
VCAP_IS2_HK_IP4_L3_PROTO,
proto.value, proto.mask);
- vcap_key_bytes_set(ocelot, &data,
+ vcap_key_bytes_set(vcap, &data,
VCAP_IS2_HK_L3_PAYLOAD,
payload.value, payload.mask);
}
@@ -611,46 +621,271 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
default:
type = 0;
type_mask = 0;
- count = vcap_is2->entry_width / 2;
+ count = vcap->entry_width / 2;
/* Iterate over the non-common part of the key and
* clear entry data
*/
- for (i = ocelot->vcap_is2_keys[VCAP_IS2_HK_L2_DMAC].offset;
+ for (i = vcap->keys[VCAP_IS2_HK_L2_DMAC].offset;
i < count; i += ENTRY_WIDTH) {
vcap_key_field_set(&data, i, min(32u, count - i), 0, 0);
}
break;
}
- vcap_key_set(ocelot, &data, VCAP_IS2_TYPE, type, type_mask);
+ vcap_key_set(vcap, &data, VCAP_IS2_TYPE, type, type_mask);
is2_action_set(ocelot, &data, filter);
vcap_data_set(data.counter, data.counter_offset,
- vcap_is2->counter_width, filter->stats.pkts);
+ vcap->counter_width, filter->stats.pkts);
/* Write row */
- vcap_entry2cache(ocelot, &data);
- vcap_action2cache(ocelot, &data);
- vcap_row_cmd(ocelot, row, VCAP_CMD_WRITE, VCAP_SEL_ALL);
+ vcap_entry2cache(ocelot, vcap, &data);
+ vcap_action2cache(ocelot, vcap, &data);
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL);
+}
+
+static void is1_action_set(struct ocelot *ocelot, struct vcap_data *data,
+ const struct ocelot_vcap_filter *filter)
+{
+ const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS1];
+ const struct ocelot_vcap_action *a = &filter->action;
+
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_VID_REPLACE_ENA,
+ a->vid_replace_ena);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_VID_ADD_VAL, a->vid);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_VLAN_POP_CNT_ENA,
+ a->vlan_pop_cnt_ena);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_VLAN_POP_CNT,
+ a->vlan_pop_cnt);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_PCP_DEI_ENA, a->pcp_dei_ena);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_PCP_VAL, a->pcp);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_DEI_VAL, a->dei);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_QOS_ENA, a->qos_ena);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_QOS_VAL, a->qos_val);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_PAG_OVERRIDE_MASK,
+ a->pag_override_mask);
+ vcap_action_set(vcap, data, VCAP_IS1_ACT_PAG_VAL, a->pag_val);
}
-static void is2_entry_get(struct ocelot *ocelot, struct ocelot_vcap_filter *filter,
- int ix)
+static void is1_entry_set(struct ocelot *ocelot, int ix,
+ struct ocelot_vcap_filter *filter)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
+ const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS1];
+ struct ocelot_vcap_key_vlan *tag = &filter->vlan;
+ struct ocelot_vcap_u64 payload;
struct vcap_data data;
- int row = (ix / 2);
- u32 cnt;
+ int row = ix / 2;
+ u32 type;
+
+ memset(&payload, 0, sizeof(payload));
+ memset(&data, 0, sizeof(data));
+
+ /* Read row */
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL);
+ vcap_cache2entry(ocelot, vcap, &data);
+ vcap_cache2action(ocelot, vcap, &data);
- vcap_row_cmd(ocelot, row, VCAP_CMD_READ, VCAP_SEL_COUNTER);
- vcap_cache2action(ocelot, &data);
data.tg_sw = VCAP_TG_HALF;
- is2_data_get(ocelot, &data, ix);
+ data.type = IS1_ACTION_TYPE_NORMAL;
+ vcap_data_offset_get(vcap, &data, ix);
+ data.tg = (data.tg & ~data.tg_mask);
+ if (filter->prio != 0)
+ data.tg |= data.tg_value;
+
+ vcap_key_set(vcap, &data, VCAP_IS1_HK_LOOKUP, filter->lookup, 0x3);
+ vcap_key_set(vcap, &data, VCAP_IS1_HK_IGR_PORT_MASK, 0,
+ ~filter->ingress_port_mask);
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_MC, filter->dmac_mc);
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_BC, filter->dmac_bc);
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_VLAN_TAGGED, tag->tagged);
+ vcap_key_set(vcap, &data, VCAP_IS1_HK_VID,
+ tag->vid.value, tag->vid.mask);
+ vcap_key_set(vcap, &data, VCAP_IS1_HK_PCP,
+ tag->pcp.value[0], tag->pcp.mask[0]);
+ type = IS1_TYPE_S1_NORMAL;
+
+ switch (filter->key_type) {
+ case OCELOT_VCAP_KEY_ETYPE: {
+ struct ocelot_vcap_key_etype *etype = &filter->key.etype;
+
+ vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_L2_SMAC,
+ etype->smac.value, etype->smac.mask);
+ vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_ETYPE,
+ etype->etype.value, etype->etype.mask);
+ break;
+ }
+ case OCELOT_VCAP_KEY_IPV4: {
+ struct ocelot_vcap_key_ipv4 *ipv4 = &filter->key.ipv4;
+ struct ocelot_vcap_udp_tcp *sport = &ipv4->sport;
+ struct ocelot_vcap_udp_tcp *dport = &ipv4->dport;
+ enum ocelot_vcap_bit tcp_udp = OCELOT_VCAP_BIT_0;
+ struct ocelot_vcap_u8 proto = ipv4->proto;
+ struct ocelot_vcap_ipv4 sip = ipv4->sip;
+ u32 val, msk;
+
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP_SNAP,
+ OCELOT_VCAP_BIT_1);
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP4,
+ OCELOT_VCAP_BIT_1);
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_ETYPE_LEN,
+ OCELOT_VCAP_BIT_1);
+ vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_L3_IP4_SIP,
+ sip.value.addr, sip.mask.addr);
+
+ val = proto.value[0];
+ msk = proto.mask[0];
+
+ if ((val == NEXTHDR_TCP || val == NEXTHDR_UDP) && msk == 0xff)
+ tcp_udp = OCELOT_VCAP_BIT_1;
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TCP_UDP, tcp_udp);
+
+ if (tcp_udp) {
+ enum ocelot_vcap_bit tcp = OCELOT_VCAP_BIT_0;
+
+ if (val == NEXTHDR_TCP)
+ tcp = OCELOT_VCAP_BIT_1;
+
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TCP, tcp);
+ vcap_key_l4_port_set(vcap, &data, VCAP_IS1_HK_L4_SPORT,
+ sport);
+ /* Overloaded field */
+ vcap_key_l4_port_set(vcap, &data, VCAP_IS1_HK_ETYPE,
+ dport);
+ } else {
+ /* IPv4 "other" frame */
+ struct ocelot_vcap_u16 etype = {0};
+
+ /* Overloaded field */
+ etype.value[0] = proto.value[0];
+ etype.mask[0] = proto.mask[0];
+
+ vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_ETYPE,
+ etype.value, etype.mask);
+ }
+ }
+ default:
+ break;
+ }
+ vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TYPE,
+ type ? OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0);
+
+ is1_action_set(ocelot, &data, filter);
+ vcap_data_set(data.counter, data.counter_offset,
+ vcap->counter_width, filter->stats.pkts);
+
+ /* Write row */
+ vcap_entry2cache(ocelot, vcap, &data);
+ vcap_action2cache(ocelot, vcap, &data);
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL);
+}
+
+static void es0_action_set(struct ocelot *ocelot, struct vcap_data *data,
+ const struct ocelot_vcap_filter *filter)
+{
+ const struct vcap_props *vcap = &ocelot->vcap[VCAP_ES0];
+ const struct ocelot_vcap_action *a = &filter->action;
+
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_PUSH_OUTER_TAG,
+ a->push_outer_tag);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_PUSH_INNER_TAG,
+ a->push_inner_tag);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_A_TPID_SEL,
+ a->tag_a_tpid_sel);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_A_VID_SEL,
+ a->tag_a_vid_sel);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_A_PCP_SEL,
+ a->tag_a_pcp_sel);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_VID_A_VAL, a->vid_a_val);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_PCP_A_VAL, a->pcp_a_val);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_B_TPID_SEL,
+ a->tag_b_tpid_sel);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_B_VID_SEL,
+ a->tag_b_vid_sel);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_B_PCP_SEL,
+ a->tag_b_pcp_sel);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_VID_B_VAL, a->vid_b_val);
+ vcap_action_set(vcap, data, VCAP_ES0_ACT_PCP_B_VAL, a->pcp_b_val);
+}
+
+static void es0_entry_set(struct ocelot *ocelot, int ix,
+ struct ocelot_vcap_filter *filter)
+{
+ const struct vcap_props *vcap = &ocelot->vcap[VCAP_ES0];
+ struct ocelot_vcap_key_vlan *tag = &filter->vlan;
+ struct ocelot_vcap_u64 payload;
+ struct vcap_data data;
+ int row = ix;
+
+ memset(&payload, 0, sizeof(payload));
+ memset(&data, 0, sizeof(data));
+
+ /* Read row */
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL);
+ vcap_cache2entry(ocelot, vcap, &data);
+ vcap_cache2action(ocelot, vcap, &data);
+
+ data.tg_sw = VCAP_TG_FULL;
+ data.type = ES0_ACTION_TYPE_NORMAL;
+ vcap_data_offset_get(vcap, &data, ix);
+ data.tg = (data.tg & ~data.tg_mask);
+ if (filter->prio != 0)
+ data.tg |= data.tg_value;
+
+ vcap_key_set(vcap, &data, VCAP_ES0_IGR_PORT, filter->ingress_port.value,
+ filter->ingress_port.mask);
+ vcap_key_set(vcap, &data, VCAP_ES0_EGR_PORT, filter->egress_port.value,
+ filter->egress_port.mask);
+ vcap_key_bit_set(vcap, &data, VCAP_ES0_L2_MC, filter->dmac_mc);
+ vcap_key_bit_set(vcap, &data, VCAP_ES0_L2_BC, filter->dmac_bc);
+ vcap_key_set(vcap, &data, VCAP_ES0_VID,
+ tag->vid.value, tag->vid.mask);
+ vcap_key_set(vcap, &data, VCAP_ES0_PCP,
+ tag->pcp.value[0], tag->pcp.mask[0]);
+
+ es0_action_set(ocelot, &data, filter);
+ vcap_data_set(data.counter, data.counter_offset,
+ vcap->counter_width, filter->stats.pkts);
+
+ /* Write row */
+ vcap_entry2cache(ocelot, vcap, &data);
+ vcap_action2cache(ocelot, vcap, &data);
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL);
+}
+
+static void vcap_entry_get(struct ocelot *ocelot, int ix,
+ struct ocelot_vcap_filter *filter)
+{
+ const struct vcap_props *vcap = &ocelot->vcap[filter->block_id];
+ struct vcap_data data;
+ int row, count;
+ u32 cnt;
+
+ if (filter->block_id == VCAP_ES0)
+ data.tg_sw = VCAP_TG_FULL;
+ else
+ data.tg_sw = VCAP_TG_HALF;
+
+ count = (1 << (data.tg_sw - 1));
+ row = (ix / count);
+ vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_COUNTER);
+ vcap_cache2action(ocelot, vcap, &data);
+ vcap_data_offset_get(vcap, &data, ix);
cnt = vcap_data_get(data.counter, data.counter_offset,
- vcap_is2->counter_width);
+ vcap->counter_width);
filter->stats.pkts = cnt;
}
+static void vcap_entry_set(struct ocelot *ocelot, int ix,
+ struct ocelot_vcap_filter *filter)
+{
+ if (filter->block_id == VCAP_IS1)
+ return is1_entry_set(ocelot, ix, filter);
+ if (filter->block_id == VCAP_IS2)
+ return is2_entry_set(ocelot, ix, filter);
+ if (filter->block_id == VCAP_ES0)
+ return es0_entry_set(ocelot, ix, filter);
+}
+
static int ocelot_vcap_policer_add(struct ocelot *ocelot, u32 pol_ix,
struct ocelot_policer *pol)
{
@@ -679,11 +914,12 @@ static void ocelot_vcap_policer_del(struct ocelot *ocelot,
list_for_each_entry(filter, &block->rules, list) {
index++;
- if (filter->action == OCELOT_VCAP_ACTION_POLICE &&
- filter->pol_ix < pol_ix) {
- filter->pol_ix += 1;
- ocelot_vcap_policer_add(ocelot, filter->pol_ix,
- &filter->pol);
+ if (filter->block_id == VCAP_IS2 &&
+ filter->action.police_ena &&
+ filter->action.pol_ix < pol_ix) {
+ filter->action.pol_ix += 1;
+ ocelot_vcap_policer_add(ocelot, filter->action.pol_ix,
+ &filter->action.pol);
is2_entry_set(ocelot, index, filter);
}
}
@@ -701,10 +937,11 @@ static void ocelot_vcap_filter_add_to_block(struct ocelot *ocelot,
struct ocelot_vcap_filter *tmp;
struct list_head *pos, *n;
- if (filter->action == OCELOT_VCAP_ACTION_POLICE) {
+ if (filter->block_id == VCAP_IS2 && filter->action.police_ena) {
block->pol_lpr--;
- filter->pol_ix = block->pol_lpr;
- ocelot_vcap_policer_add(ocelot, filter->pol_ix, &filter->pol);
+ filter->action.pol_ix = block->pol_lpr;
+ ocelot_vcap_policer_add(ocelot, filter->action.pol_ix,
+ &filter->action.pol);
}
block->count++;
@@ -726,19 +963,20 @@ static int ocelot_vcap_block_get_filter_index(struct ocelot_vcap_block *block,
struct ocelot_vcap_filter *filter)
{
struct ocelot_vcap_filter *tmp;
- int index = -1;
+ int index = 0;
list_for_each_entry(tmp, &block->rules, list) {
- ++index;
if (filter->id == tmp->id)
- break;
+ return index;
+ index++;
}
- return index;
+
+ return -ENOENT;
}
static struct ocelot_vcap_filter*
-ocelot_vcap_block_find_filter(struct ocelot_vcap_block *block,
- int index)
+ocelot_vcap_block_find_filter_by_index(struct ocelot_vcap_block *block,
+ int index)
{
struct ocelot_vcap_filter *tmp;
int i = 0;
@@ -752,6 +990,18 @@ ocelot_vcap_block_find_filter(struct ocelot_vcap_block *block,
return NULL;
}
+struct ocelot_vcap_filter *
+ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block, int id)
+{
+ struct ocelot_vcap_filter *filter;
+
+ list_for_each_entry(filter, &block->rules, list)
+ if (filter->id == id)
+ return filter;
+
+ return NULL;
+}
+
/* If @on=false, then SNAP, ARP, IP and OAM frames will not match on keys based
* on destination and source MAC addresses, but only on higher-level protocol
* information. The only frame types to match on keys containing MAC addresses
@@ -763,23 +1013,23 @@ ocelot_vcap_block_find_filter(struct ocelot_vcap_block *block,
* on any _other_ keys than MAC_ETYPE ones.
*/
static void ocelot_match_all_as_mac_etype(struct ocelot *ocelot, int port,
- bool on)
+ int lookup, bool on)
{
u32 val = 0;
if (on)
- val = ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS(3) |
- ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS(3) |
- ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS(3) |
- ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS(3) |
- ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS(3);
+ val = ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS(BIT(lookup));
ocelot_rmw_gix(ocelot, val,
- ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS_M |
- ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS_M |
- ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS_M |
- ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS_M |
- ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS_M,
+ ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS(BIT(lookup)) |
+ ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS(BIT(lookup)),
ANA_PORT_VCAP_S2_CFG, port);
}
@@ -825,35 +1075,43 @@ static bool
ocelot_exclusive_mac_etype_filter_rules(struct ocelot *ocelot,
struct ocelot_vcap_filter *filter)
{
- struct ocelot_vcap_block *block = &ocelot->block;
+ struct ocelot_vcap_block *block = &ocelot->block[filter->block_id];
struct ocelot_vcap_filter *tmp;
unsigned long port;
int i;
+ /* We only have the S2_IP_TCPUDP_DIS set of knobs for VCAP IS2 */
+ if (filter->block_id != VCAP_IS2)
+ return true;
+
if (ocelot_vcap_is_problematic_mac_etype(filter)) {
/* Search for any non-MAC_ETYPE rules on the port */
for (i = 0; i < block->count; i++) {
- tmp = ocelot_vcap_block_find_filter(block, i);
+ tmp = ocelot_vcap_block_find_filter_by_index(block, i);
if (tmp->ingress_port_mask & filter->ingress_port_mask &&
+ tmp->lookup == filter->lookup &&
ocelot_vcap_is_problematic_non_mac_etype(tmp))
return false;
}
for_each_set_bit(port, &filter->ingress_port_mask,
ocelot->num_phys_ports)
- ocelot_match_all_as_mac_etype(ocelot, port, true);
+ ocelot_match_all_as_mac_etype(ocelot, port,
+ filter->lookup, true);
} else if (ocelot_vcap_is_problematic_non_mac_etype(filter)) {
/* Search for any MAC_ETYPE rules on the port */
for (i = 0; i < block->count; i++) {
- tmp = ocelot_vcap_block_find_filter(block, i);
+ tmp = ocelot_vcap_block_find_filter_by_index(block, i);
if (tmp->ingress_port_mask & filter->ingress_port_mask &&
+ tmp->lookup == filter->lookup &&
ocelot_vcap_is_problematic_mac_etype(tmp))
return false;
}
for_each_set_bit(port, &filter->ingress_port_mask,
ocelot->num_phys_ports)
- ocelot_match_all_as_mac_etype(ocelot, port, false);
+ ocelot_match_all_as_mac_etype(ocelot, port,
+ filter->lookup, false);
}
return true;
@@ -863,12 +1121,12 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot,
struct ocelot_vcap_filter *filter,
struct netlink_ext_ack *extack)
{
- struct ocelot_vcap_block *block = &ocelot->block;
+ struct ocelot_vcap_block *block = &ocelot->block[filter->block_id];
int i, index;
if (!ocelot_exclusive_mac_etype_filter_rules(ocelot, filter)) {
NL_SET_ERR_MSG_MOD(extack,
- "Cannot mix MAC_ETYPE with non-MAC_ETYPE rules");
+ "Cannot mix MAC_ETYPE with non-MAC_ETYPE rules, use the other IS2 lookup");
return -EBUSY;
}
@@ -877,17 +1135,19 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot,
/* Get the index of the inserted filter */
index = ocelot_vcap_block_get_filter_index(block, filter);
+ if (index < 0)
+ return index;
/* Move down the rules to make place for the new filter */
for (i = block->count - 1; i > index; i--) {
struct ocelot_vcap_filter *tmp;
- tmp = ocelot_vcap_block_find_filter(block, i);
- is2_entry_set(ocelot, i, tmp);
+ tmp = ocelot_vcap_block_find_filter_by_index(block, i);
+ vcap_entry_set(ocelot, i, tmp);
}
/* Now insert the new filter */
- is2_entry_set(ocelot, index, filter);
+ vcap_entry_set(ocelot, index, filter);
return 0;
}
@@ -901,9 +1161,10 @@ static void ocelot_vcap_block_remove_filter(struct ocelot *ocelot,
list_for_each_safe(pos, q, &block->rules) {
tmp = list_entry(pos, struct ocelot_vcap_filter, list);
if (tmp->id == filter->id) {
- if (tmp->action == OCELOT_VCAP_ACTION_POLICE)
+ if (tmp->block_id == VCAP_IS2 &&
+ tmp->action.police_ena)
ocelot_vcap_policer_del(ocelot, block,
- tmp->pol_ix);
+ tmp->action.pol_ix);
list_del(pos);
kfree(tmp);
@@ -916,7 +1177,7 @@ static void ocelot_vcap_block_remove_filter(struct ocelot *ocelot,
int ocelot_vcap_filter_del(struct ocelot *ocelot,
struct ocelot_vcap_filter *filter)
{
- struct ocelot_vcap_block *block = &ocelot->block;
+ struct ocelot_vcap_block *block = &ocelot->block[filter->block_id];
struct ocelot_vcap_filter del_filter;
int i, index;
@@ -924,6 +1185,8 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot,
/* Gets index of the filter */
index = ocelot_vcap_block_get_filter_index(block, filter);
+ if (index < 0)
+ return index;
/* Delete filter */
ocelot_vcap_block_remove_filter(ocelot, block, filter);
@@ -932,12 +1195,12 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot,
for (i = index; i < block->count; i++) {
struct ocelot_vcap_filter *tmp;
- tmp = ocelot_vcap_block_find_filter(block, i);
- is2_entry_set(ocelot, i, tmp);
+ tmp = ocelot_vcap_block_find_filter_by_index(block, i);
+ vcap_entry_set(ocelot, i, tmp);
}
/* Now delete the last filter, because it is duplicated */
- is2_entry_set(ocelot, block->count, &del_filter);
+ vcap_entry_set(ocelot, block->count, &del_filter);
return 0;
}
@@ -945,37 +1208,115 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot,
int ocelot_vcap_filter_stats_update(struct ocelot *ocelot,
struct ocelot_vcap_filter *filter)
{
- struct ocelot_vcap_block *block = &ocelot->block;
- struct ocelot_vcap_filter *tmp;
+ struct ocelot_vcap_block *block = &ocelot->block[filter->block_id];
+ struct ocelot_vcap_filter tmp;
int index;
index = ocelot_vcap_block_get_filter_index(block, filter);
- is2_entry_get(ocelot, filter, index);
+ if (index < 0)
+ return index;
+
+ vcap_entry_get(ocelot, index, filter);
/* After we get the result we need to clear the counters */
- tmp = ocelot_vcap_block_find_filter(block, index);
- tmp->stats.pkts = 0;
- is2_entry_set(ocelot, index, tmp);
+ tmp = *filter;
+ tmp.stats.pkts = 0;
+ vcap_entry_set(ocelot, index, &tmp);
return 0;
}
-int ocelot_vcap_init(struct ocelot *ocelot)
+static void ocelot_vcap_init_one(struct ocelot *ocelot,
+ const struct vcap_props *vcap)
{
- const struct vcap_props *vcap_is2 = &ocelot->vcap[VCAP_IS2];
- struct ocelot_vcap_block *block = &ocelot->block;
struct vcap_data data;
memset(&data, 0, sizeof(data));
- vcap_entry2cache(ocelot, &data);
- ocelot_write(ocelot, vcap_is2->entry_count, S2_CORE_MV_CFG);
- vcap_cmd(ocelot, 0, VCAP_CMD_INITIALIZE, VCAP_SEL_ENTRY);
+ vcap_entry2cache(ocelot, vcap, &data);
+ ocelot_target_write(ocelot, vcap->target, vcap->entry_count,
+ VCAP_CORE_MV_CFG);
+ vcap_cmd(ocelot, vcap, 0, VCAP_CMD_INITIALIZE, VCAP_SEL_ENTRY);
- vcap_action2cache(ocelot, &data);
- ocelot_write(ocelot, vcap_is2->action_count, S2_CORE_MV_CFG);
- vcap_cmd(ocelot, 0, VCAP_CMD_INITIALIZE,
+ vcap_action2cache(ocelot, vcap, &data);
+ ocelot_target_write(ocelot, vcap->target, vcap->action_count,
+ VCAP_CORE_MV_CFG);
+ vcap_cmd(ocelot, vcap, 0, VCAP_CMD_INITIALIZE,
VCAP_SEL_ACTION | VCAP_SEL_COUNTER);
+}
+
+static void ocelot_vcap_detect_constants(struct ocelot *ocelot,
+ struct vcap_props *vcap)
+{
+ int counter_memory_width;
+ int num_default_actions;
+ int version;
+
+ version = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_VCAP_VER);
+ /* Only version 0 VCAP supported for now */
+ if (WARN_ON(version != 0))
+ return;
+
+ /* Width in bits of type-group field */
+ vcap->tg_width = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_ENTRY_TG_WIDTH);
+ /* Number of subwords per TCAM row */
+ vcap->sw_count = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_ENTRY_SWCNT);
+ /* Number of rows in TCAM. There can be this many full keys, or double
+ * this number half keys, or 4 times this number quarter keys.
+ */
+ vcap->entry_count = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_ENTRY_CNT);
+ /* Assuming there are 4 subwords per TCAM row, their layout in the
+ * actual TCAM (not in the cache) would be:
+ *
+ * | SW 3 | TG 3 | SW 2 | TG 2 | SW 1 | TG 1 | SW 0 | TG 0 |
+ *
+ * (where SW=subword and TG=Type-Group).
+ *
+ * What VCAP_CONST_ENTRY_CNT is giving us is the width of one full TCAM
+ * row. But when software accesses the TCAM through the cache
+ * registers, the Type-Group values are written through another set of
+ * registers VCAP_TG_DAT, and therefore, it appears as though the 4
+ * subwords are contiguous in the cache memory.
+ * Important mention: regardless of the number of key entries per row
+ * (and therefore of key size: 1 full key or 2 half keys or 4 quarter
+ * keys), software always has to configure 4 Type-Group values. For
+ * example, in the case of 1 full key, the driver needs to set all 4
+ * Type-Group to be full key.
+ *
+ * For this reason, we need to fix up the value that the hardware is
+ * giving us. We don't actually care about the width of the entry in
+ * the TCAM. What we care about is the width of the entry in the cache
+ * registers, which is how we get to interact with it. And since the
+ * VCAP_ENTRY_DAT cache registers access only the subwords and not the
+ * Type-Groups, this means we need to subtract the width of the
+ * Type-Groups when packing and unpacking key entry data in a TCAM row.
+ */
+ vcap->entry_width = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_ENTRY_WIDTH);
+ vcap->entry_width -= vcap->tg_width * vcap->sw_count;
+ num_default_actions = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_ACTION_DEF_CNT);
+ vcap->action_count = vcap->entry_count + num_default_actions;
+ vcap->action_width = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_ACTION_WIDTH);
+ /* The width of the counter memory, this is the complete width of all
+ * counter-fields associated with one full-word entry. There is one
+ * counter per entry sub-word (see CAP_CORE::ENTRY_SWCNT for number of
+ * subwords.)
+ */
+ vcap->counter_words = vcap->sw_count;
+ counter_memory_width = ocelot_target_read(ocelot, vcap->target,
+ VCAP_CONST_CNT_WIDTH);
+ vcap->counter_width = counter_memory_width / vcap->counter_words;
+}
+
+int ocelot_vcap_init(struct ocelot *ocelot)
+{
+ int i;
/* Create a policer that will drop the frames for the cpu.
* This policer will be used as action in the acl rules to drop
@@ -992,9 +1333,18 @@ int ocelot_vcap_init(struct ocelot *ocelot)
ocelot_write_gix(ocelot, 0x3fffff, ANA_POL_CIR_STATE,
OCELOT_POLICER_DISCARD);
- block->pol_lpr = OCELOT_POLICER_DISCARD - 1;
+ for (i = 0; i < OCELOT_NUM_VCAP_BLOCKS; i++) {
+ struct ocelot_vcap_block *block = &ocelot->block[i];
+ struct vcap_props *vcap = &ocelot->vcap[i];
+
+ INIT_LIST_HEAD(&block->rules);
+ block->pol_lpr = OCELOT_POLICER_DISCARD - 1;
+
+ ocelot_vcap_detect_constants(ocelot, vcap);
+ ocelot_vcap_init_one(ocelot, vcap);
+ }
- INIT_LIST_HEAD(&ocelot->block.rules);
+ INIT_LIST_HEAD(&ocelot->dummy_rules);
return 0;
}