13c83654fSVladimir Oltean // SPDX-License-Identifier: (GPL-2.0 OR MIT) 23c83654fSVladimir Oltean /* Microsemi Ocelot Switch driver 33c83654fSVladimir Oltean * Copyright (c) 2019 Microsemi Corporation 43c83654fSVladimir Oltean */ 53c83654fSVladimir Oltean 63c83654fSVladimir Oltean #include <linux/iopoll.h> 73c83654fSVladimir Oltean #include <linux/proc_fs.h> 83c83654fSVladimir Oltean 93c83654fSVladimir Oltean #include <soc/mscc/ocelot_vcap.h> 103c83654fSVladimir Oltean #include "ocelot_police.h" 113c83654fSVladimir Oltean #include "ocelot_vcap.h" 123c83654fSVladimir Oltean 133c83654fSVladimir Oltean #define ENTRY_WIDTH 32 143c83654fSVladimir Oltean 153c83654fSVladimir Oltean enum vcap_sel { 163c83654fSVladimir Oltean VCAP_SEL_ENTRY = 0x1, 173c83654fSVladimir Oltean VCAP_SEL_ACTION = 0x2, 183c83654fSVladimir Oltean VCAP_SEL_COUNTER = 0x4, 193c83654fSVladimir Oltean VCAP_SEL_ALL = 0x7, 203c83654fSVladimir Oltean }; 213c83654fSVladimir Oltean 223c83654fSVladimir Oltean enum vcap_cmd { 233c83654fSVladimir Oltean VCAP_CMD_WRITE = 0, /* Copy from Cache to TCAM */ 243c83654fSVladimir Oltean VCAP_CMD_READ = 1, /* Copy from TCAM to Cache */ 253c83654fSVladimir Oltean VCAP_CMD_MOVE_UP = 2, /* Move <count> up */ 263c83654fSVladimir Oltean VCAP_CMD_MOVE_DOWN = 3, /* Move <count> down */ 273c83654fSVladimir Oltean VCAP_CMD_INITIALIZE = 4, /* Write all (from cache) */ 283c83654fSVladimir Oltean }; 293c83654fSVladimir Oltean 303c83654fSVladimir Oltean #define VCAP_ENTRY_WIDTH 12 /* Max entry width (32bit words) */ 313c83654fSVladimir Oltean #define VCAP_COUNTER_WIDTH 4 /* Max counter width (32bit words) */ 323c83654fSVladimir Oltean 333c83654fSVladimir Oltean struct vcap_data { 343c83654fSVladimir Oltean u32 entry[VCAP_ENTRY_WIDTH]; /* ENTRY_DAT */ 353c83654fSVladimir Oltean u32 mask[VCAP_ENTRY_WIDTH]; /* MASK_DAT */ 363c83654fSVladimir Oltean u32 action[VCAP_ENTRY_WIDTH]; /* ACTION_DAT */ 373c83654fSVladimir Oltean u32 counter[VCAP_COUNTER_WIDTH]; /* CNT_DAT */ 383c83654fSVladimir Oltean u32 tg; /* TG_DAT */ 393c83654fSVladimir Oltean u32 type; /* Action type */ 403c83654fSVladimir Oltean u32 tg_sw; /* Current type-group */ 413c83654fSVladimir Oltean u32 cnt; /* Current counter */ 423c83654fSVladimir Oltean u32 key_offset; /* Current entry offset */ 433c83654fSVladimir Oltean u32 action_offset; /* Current action offset */ 443c83654fSVladimir Oltean u32 counter_offset; /* Current counter offset */ 453c83654fSVladimir Oltean u32 tg_value; /* Current type-group value */ 463c83654fSVladimir Oltean u32 tg_mask; /* Current type-group mask */ 473c83654fSVladimir Oltean }; 483c83654fSVladimir Oltean 49c1c3993eSVladimir Oltean static u32 vcap_read_update_ctrl(struct ocelot *ocelot, 50c1c3993eSVladimir Oltean const struct vcap_props *vcap) 513c83654fSVladimir Oltean { 52c1c3993eSVladimir Oltean return ocelot_target_read(ocelot, vcap->target, VCAP_CORE_UPDATE_CTRL); 533c83654fSVladimir Oltean } 543c83654fSVladimir Oltean 55c1c3993eSVladimir Oltean static void vcap_cmd(struct ocelot *ocelot, const struct vcap_props *vcap, 56c1c3993eSVladimir Oltean u16 ix, int cmd, int sel) 573c83654fSVladimir Oltean { 58c1c3993eSVladimir Oltean u32 value = (VCAP_CORE_UPDATE_CTRL_UPDATE_CMD(cmd) | 59c1c3993eSVladimir Oltean VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR(ix) | 60c1c3993eSVladimir Oltean VCAP_CORE_UPDATE_CTRL_UPDATE_SHOT); 613c83654fSVladimir Oltean 62c1c3993eSVladimir Oltean if ((sel & VCAP_SEL_ENTRY) && ix >= vcap->entry_count) 633c83654fSVladimir Oltean return; 643c83654fSVladimir Oltean 653c83654fSVladimir Oltean if (!(sel & VCAP_SEL_ENTRY)) 66c1c3993eSVladimir Oltean value |= VCAP_CORE_UPDATE_CTRL_UPDATE_ENTRY_DIS; 673c83654fSVladimir Oltean 683c83654fSVladimir Oltean if (!(sel & VCAP_SEL_ACTION)) 69c1c3993eSVladimir Oltean value |= VCAP_CORE_UPDATE_CTRL_UPDATE_ACTION_DIS; 703c83654fSVladimir Oltean 713c83654fSVladimir Oltean if (!(sel & VCAP_SEL_COUNTER)) 72c1c3993eSVladimir Oltean value |= VCAP_CORE_UPDATE_CTRL_UPDATE_CNT_DIS; 733c83654fSVladimir Oltean 74c1c3993eSVladimir Oltean ocelot_target_write(ocelot, vcap->target, value, VCAP_CORE_UPDATE_CTRL); 75c1c3993eSVladimir Oltean 76c1c3993eSVladimir Oltean read_poll_timeout(vcap_read_update_ctrl, value, 77c1c3993eSVladimir Oltean (value & VCAP_CORE_UPDATE_CTRL_UPDATE_SHOT) == 0, 78c1c3993eSVladimir Oltean 10, 100000, false, ocelot, vcap); 793c83654fSVladimir Oltean } 803c83654fSVladimir Oltean 813c83654fSVladimir Oltean /* Convert from 0-based row to VCAP entry row and run command */ 82c1c3993eSVladimir Oltean static void vcap_row_cmd(struct ocelot *ocelot, const struct vcap_props *vcap, 83c1c3993eSVladimir Oltean u32 row, int cmd, int sel) 843c83654fSVladimir Oltean { 85c1c3993eSVladimir Oltean vcap_cmd(ocelot, vcap, vcap->entry_count - row - 1, cmd, sel); 863c83654fSVladimir Oltean } 873c83654fSVladimir Oltean 88c1c3993eSVladimir Oltean static void vcap_entry2cache(struct ocelot *ocelot, 89c1c3993eSVladimir Oltean const struct vcap_props *vcap, 90c1c3993eSVladimir Oltean struct vcap_data *data) 913c83654fSVladimir Oltean { 923c83654fSVladimir Oltean u32 entry_words, i; 933c83654fSVladimir Oltean 94c1c3993eSVladimir Oltean entry_words = DIV_ROUND_UP(vcap->entry_width, ENTRY_WIDTH); 953c83654fSVladimir Oltean 963c83654fSVladimir Oltean for (i = 0; i < entry_words; i++) { 97c1c3993eSVladimir Oltean ocelot_target_write_rix(ocelot, vcap->target, data->entry[i], 98c1c3993eSVladimir Oltean VCAP_CACHE_ENTRY_DAT, i); 99c1c3993eSVladimir Oltean ocelot_target_write_rix(ocelot, vcap->target, ~data->mask[i], 100c1c3993eSVladimir Oltean VCAP_CACHE_MASK_DAT, i); 1013c83654fSVladimir Oltean } 102c1c3993eSVladimir Oltean ocelot_target_write(ocelot, vcap->target, data->tg, VCAP_CACHE_TG_DAT); 1033c83654fSVladimir Oltean } 1043c83654fSVladimir Oltean 105c1c3993eSVladimir Oltean static void vcap_cache2entry(struct ocelot *ocelot, 106c1c3993eSVladimir Oltean const struct vcap_props *vcap, 107c1c3993eSVladimir Oltean struct vcap_data *data) 1083c83654fSVladimir Oltean { 1093c83654fSVladimir Oltean u32 entry_words, i; 1103c83654fSVladimir Oltean 111c1c3993eSVladimir Oltean entry_words = DIV_ROUND_UP(vcap->entry_width, ENTRY_WIDTH); 1123c83654fSVladimir Oltean 1133c83654fSVladimir Oltean for (i = 0; i < entry_words; i++) { 114c1c3993eSVladimir Oltean data->entry[i] = ocelot_target_read_rix(ocelot, vcap->target, 115c1c3993eSVladimir Oltean VCAP_CACHE_ENTRY_DAT, i); 1163c83654fSVladimir Oltean // Invert mask 117c1c3993eSVladimir Oltean data->mask[i] = ~ocelot_target_read_rix(ocelot, vcap->target, 118c1c3993eSVladimir Oltean VCAP_CACHE_MASK_DAT, i); 1193c83654fSVladimir Oltean } 120c1c3993eSVladimir Oltean data->tg = ocelot_target_read(ocelot, vcap->target, VCAP_CACHE_TG_DAT); 1213c83654fSVladimir Oltean } 1223c83654fSVladimir Oltean 123c1c3993eSVladimir Oltean static void vcap_action2cache(struct ocelot *ocelot, 124c1c3993eSVladimir Oltean const struct vcap_props *vcap, 125c1c3993eSVladimir Oltean struct vcap_data *data) 1263c83654fSVladimir Oltean { 1273c83654fSVladimir Oltean u32 action_words, mask; 1283c83654fSVladimir Oltean int i, width; 1293c83654fSVladimir Oltean 1303c83654fSVladimir Oltean /* Encode action type */ 131c1c3993eSVladimir Oltean width = vcap->action_type_width; 1323c83654fSVladimir Oltean if (width) { 1333c83654fSVladimir Oltean mask = GENMASK(width, 0); 1343c83654fSVladimir Oltean data->action[0] = ((data->action[0] & ~mask) | data->type); 1353c83654fSVladimir Oltean } 1363c83654fSVladimir Oltean 137c1c3993eSVladimir Oltean action_words = DIV_ROUND_UP(vcap->action_width, ENTRY_WIDTH); 1383c83654fSVladimir Oltean 1393c83654fSVladimir Oltean for (i = 0; i < action_words; i++) 140c1c3993eSVladimir Oltean ocelot_target_write_rix(ocelot, vcap->target, data->action[i], 141c1c3993eSVladimir Oltean VCAP_CACHE_ACTION_DAT, i); 1423c83654fSVladimir Oltean 143c1c3993eSVladimir Oltean for (i = 0; i < vcap->counter_words; i++) 144c1c3993eSVladimir Oltean ocelot_target_write_rix(ocelot, vcap->target, data->counter[i], 145c1c3993eSVladimir Oltean VCAP_CACHE_CNT_DAT, i); 1463c83654fSVladimir Oltean } 1473c83654fSVladimir Oltean 148c1c3993eSVladimir Oltean static void vcap_cache2action(struct ocelot *ocelot, 149c1c3993eSVladimir Oltean const struct vcap_props *vcap, 150c1c3993eSVladimir Oltean struct vcap_data *data) 1513c83654fSVladimir Oltean { 1523c83654fSVladimir Oltean u32 action_words; 1533c83654fSVladimir Oltean int i, width; 1543c83654fSVladimir Oltean 155c1c3993eSVladimir Oltean action_words = DIV_ROUND_UP(vcap->action_width, ENTRY_WIDTH); 1563c83654fSVladimir Oltean 1573c83654fSVladimir Oltean for (i = 0; i < action_words; i++) 158c1c3993eSVladimir Oltean data->action[i] = ocelot_target_read_rix(ocelot, vcap->target, 159c1c3993eSVladimir Oltean VCAP_CACHE_ACTION_DAT, 1603c83654fSVladimir Oltean i); 1613c83654fSVladimir Oltean 162c1c3993eSVladimir Oltean for (i = 0; i < vcap->counter_words; i++) 163c1c3993eSVladimir Oltean data->counter[i] = ocelot_target_read_rix(ocelot, vcap->target, 164c1c3993eSVladimir Oltean VCAP_CACHE_CNT_DAT, 165c1c3993eSVladimir Oltean i); 1663c83654fSVladimir Oltean 1673c83654fSVladimir Oltean /* Extract action type */ 168c1c3993eSVladimir Oltean width = vcap->action_type_width; 1693c83654fSVladimir Oltean data->type = (width ? (data->action[0] & GENMASK(width, 0)) : 0); 1703c83654fSVladimir Oltean } 1713c83654fSVladimir Oltean 1723c83654fSVladimir Oltean /* Calculate offsets for entry */ 173c1c3993eSVladimir Oltean static void vcap_data_offset_get(const struct vcap_props *vcap, 174c1c3993eSVladimir Oltean struct vcap_data *data, int ix) 1753c83654fSVladimir Oltean { 17664294263SVladimir Oltean int num_subwords_per_entry, num_subwords_per_action; 17764294263SVladimir Oltean int i, col, offset, num_entries_per_row, base; 178c1c3993eSVladimir Oltean u32 width = vcap->tg_width; 1793c83654fSVladimir Oltean 180e6ae7c50SXiaoliang Yang switch (data->tg_sw) { 181e6ae7c50SXiaoliang Yang case VCAP_TG_FULL: 1825963083aSVladimir Oltean num_entries_per_row = 1; 183e6ae7c50SXiaoliang Yang break; 184e6ae7c50SXiaoliang Yang case VCAP_TG_HALF: 1855963083aSVladimir Oltean num_entries_per_row = 2; 186e6ae7c50SXiaoliang Yang break; 187e6ae7c50SXiaoliang Yang case VCAP_TG_QUARTER: 1885963083aSVladimir Oltean num_entries_per_row = 4; 189e6ae7c50SXiaoliang Yang break; 190e6ae7c50SXiaoliang Yang default: 191e6ae7c50SXiaoliang Yang return; 192e6ae7c50SXiaoliang Yang } 193e6ae7c50SXiaoliang Yang 1945963083aSVladimir Oltean col = (ix % num_entries_per_row); 19564294263SVladimir Oltean num_subwords_per_entry = (vcap->sw_count / num_entries_per_row); 19664294263SVladimir Oltean base = (vcap->sw_count - col * num_subwords_per_entry - 19764294263SVladimir Oltean num_subwords_per_entry); 1983c83654fSVladimir Oltean data->tg_value = 0; 1993c83654fSVladimir Oltean data->tg_mask = 0; 20064294263SVladimir Oltean for (i = 0; i < num_subwords_per_entry; i++) { 2013c83654fSVladimir Oltean offset = ((base + i) * width); 2023c83654fSVladimir Oltean data->tg_value |= (data->tg_sw << offset); 2033c83654fSVladimir Oltean data->tg_mask |= GENMASK(offset + width - 1, offset); 2043c83654fSVladimir Oltean } 2053c83654fSVladimir Oltean 2063c83654fSVladimir Oltean /* Calculate key/action/counter offsets */ 2075963083aSVladimir Oltean col = (num_entries_per_row - col - 1); 208c1c3993eSVladimir Oltean data->key_offset = (base * vcap->entry_width) / vcap->sw_count; 20964294263SVladimir Oltean data->counter_offset = (num_subwords_per_entry * col * 21064294263SVladimir Oltean vcap->counter_width); 2113c83654fSVladimir Oltean i = data->type; 212c1c3993eSVladimir Oltean width = vcap->action_table[i].width; 21364294263SVladimir Oltean num_subwords_per_action = vcap->action_table[i].count; 21464294263SVladimir Oltean data->action_offset = ((num_subwords_per_action * col * width) / 21564294263SVladimir Oltean num_entries_per_row); 21664294263SVladimir Oltean data->action_offset += vcap->action_type_width; 2173c83654fSVladimir Oltean } 2183c83654fSVladimir Oltean 2193c83654fSVladimir Oltean static void vcap_data_set(u32 *data, u32 offset, u32 len, u32 value) 2203c83654fSVladimir Oltean { 2213c83654fSVladimir Oltean u32 i, v, m; 2223c83654fSVladimir Oltean 2233c83654fSVladimir Oltean for (i = 0; i < len; i++, offset++) { 2243c83654fSVladimir Oltean v = data[offset / ENTRY_WIDTH]; 2253c83654fSVladimir Oltean m = (1 << (offset % ENTRY_WIDTH)); 2263c83654fSVladimir Oltean if (value & (1 << i)) 2273c83654fSVladimir Oltean v |= m; 2283c83654fSVladimir Oltean else 2293c83654fSVladimir Oltean v &= ~m; 2303c83654fSVladimir Oltean data[offset / ENTRY_WIDTH] = v; 2313c83654fSVladimir Oltean } 2323c83654fSVladimir Oltean } 2333c83654fSVladimir Oltean 2343c83654fSVladimir Oltean static u32 vcap_data_get(u32 *data, u32 offset, u32 len) 2353c83654fSVladimir Oltean { 2363c83654fSVladimir Oltean u32 i, v, m, value = 0; 2373c83654fSVladimir Oltean 2383c83654fSVladimir Oltean for (i = 0; i < len; i++, offset++) { 2393c83654fSVladimir Oltean v = data[offset / ENTRY_WIDTH]; 2403c83654fSVladimir Oltean m = (1 << (offset % ENTRY_WIDTH)); 2413c83654fSVladimir Oltean if (v & m) 2423c83654fSVladimir Oltean value |= (1 << i); 2433c83654fSVladimir Oltean } 2443c83654fSVladimir Oltean return value; 2453c83654fSVladimir Oltean } 2463c83654fSVladimir Oltean 2473c83654fSVladimir Oltean static void vcap_key_field_set(struct vcap_data *data, u32 offset, u32 width, 2483c83654fSVladimir Oltean u32 value, u32 mask) 2493c83654fSVladimir Oltean { 2503c83654fSVladimir Oltean vcap_data_set(data->entry, offset + data->key_offset, width, value); 2513c83654fSVladimir Oltean vcap_data_set(data->mask, offset + data->key_offset, width, mask); 2523c83654fSVladimir Oltean } 2533c83654fSVladimir Oltean 254c1c3993eSVladimir Oltean static void vcap_key_set(const struct vcap_props *vcap, struct vcap_data *data, 255c1c3993eSVladimir Oltean int field, u32 value, u32 mask) 2563c83654fSVladimir Oltean { 257c1c3993eSVladimir Oltean u32 offset = vcap->keys[field].offset; 258c1c3993eSVladimir Oltean u32 length = vcap->keys[field].length; 2593c83654fSVladimir Oltean 2603c83654fSVladimir Oltean vcap_key_field_set(data, offset, length, value, mask); 2613c83654fSVladimir Oltean } 2623c83654fSVladimir Oltean 263c1c3993eSVladimir Oltean static void vcap_key_bytes_set(const struct vcap_props *vcap, 264c1c3993eSVladimir Oltean struct vcap_data *data, int field, 2653c83654fSVladimir Oltean u8 *val, u8 *msk) 2663c83654fSVladimir Oltean { 267c1c3993eSVladimir Oltean u32 offset = vcap->keys[field].offset; 268c1c3993eSVladimir Oltean u32 count = vcap->keys[field].length; 2693c83654fSVladimir Oltean u32 i, j, n = 0, value = 0, mask = 0; 2703c83654fSVladimir Oltean 2713c83654fSVladimir Oltean WARN_ON(count % 8); 2723c83654fSVladimir Oltean 2733c83654fSVladimir Oltean /* Data wider than 32 bits are split up in chunks of maximum 32 bits. 2743c83654fSVladimir Oltean * The 32 LSB of the data are written to the 32 MSB of the TCAM. 2753c83654fSVladimir Oltean */ 2763c83654fSVladimir Oltean offset += count; 2773c83654fSVladimir Oltean count /= 8; 2783c83654fSVladimir Oltean 2793c83654fSVladimir Oltean for (i = 0; i < count; i++) { 2803c83654fSVladimir Oltean j = (count - i - 1); 2813c83654fSVladimir Oltean value += (val[j] << n); 2823c83654fSVladimir Oltean mask += (msk[j] << n); 2833c83654fSVladimir Oltean n += 8; 2843c83654fSVladimir Oltean if (n == ENTRY_WIDTH || (i + 1) == count) { 2853c83654fSVladimir Oltean offset -= n; 2863c83654fSVladimir Oltean vcap_key_field_set(data, offset, n, value, mask); 2873c83654fSVladimir Oltean n = 0; 2883c83654fSVladimir Oltean value = 0; 2893c83654fSVladimir Oltean mask = 0; 2903c83654fSVladimir Oltean } 2913c83654fSVladimir Oltean } 2923c83654fSVladimir Oltean } 2933c83654fSVladimir Oltean 294c1c3993eSVladimir Oltean static void vcap_key_l4_port_set(const struct vcap_props *vcap, 295c1c3993eSVladimir Oltean struct vcap_data *data, int field, 2963c83654fSVladimir Oltean struct ocelot_vcap_udp_tcp *port) 2973c83654fSVladimir Oltean { 298c1c3993eSVladimir Oltean u32 offset = vcap->keys[field].offset; 299c1c3993eSVladimir Oltean u32 length = vcap->keys[field].length; 3003c83654fSVladimir Oltean 3013c83654fSVladimir Oltean WARN_ON(length != 16); 3023c83654fSVladimir Oltean 3033c83654fSVladimir Oltean vcap_key_field_set(data, offset, length, port->value, port->mask); 3043c83654fSVladimir Oltean } 3053c83654fSVladimir Oltean 306c1c3993eSVladimir Oltean static void vcap_key_bit_set(const struct vcap_props *vcap, 307c1c3993eSVladimir Oltean struct vcap_data *data, int field, 3083c83654fSVladimir Oltean enum ocelot_vcap_bit val) 3093c83654fSVladimir Oltean { 3103c83654fSVladimir Oltean u32 value = (val == OCELOT_VCAP_BIT_1 ? 1 : 0); 3113c83654fSVladimir Oltean u32 msk = (val == OCELOT_VCAP_BIT_ANY ? 0 : 1); 312c1c3993eSVladimir Oltean u32 offset = vcap->keys[field].offset; 313c1c3993eSVladimir Oltean u32 length = vcap->keys[field].length; 3143c83654fSVladimir Oltean 3153c83654fSVladimir Oltean WARN_ON(length != 1); 3163c83654fSVladimir Oltean 3173c83654fSVladimir Oltean vcap_key_field_set(data, offset, length, value, msk); 3183c83654fSVladimir Oltean } 3193c83654fSVladimir Oltean 320c1c3993eSVladimir Oltean static void vcap_action_set(const struct vcap_props *vcap, 321c1c3993eSVladimir Oltean struct vcap_data *data, int field, u32 value) 3223c83654fSVladimir Oltean { 323c1c3993eSVladimir Oltean int offset = vcap->actions[field].offset; 324c1c3993eSVladimir Oltean int length = vcap->actions[field].length; 3253c83654fSVladimir Oltean 3263c83654fSVladimir Oltean vcap_data_set(data->action, offset + data->action_offset, length, 3273c83654fSVladimir Oltean value); 3283c83654fSVladimir Oltean } 3293c83654fSVladimir Oltean 3303c83654fSVladimir Oltean static void is2_action_set(struct ocelot *ocelot, struct vcap_data *data, 331aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 3323c83654fSVladimir Oltean { 333c1c3993eSVladimir Oltean const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS2]; 334ea9d1f30SVladimir Oltean struct ocelot_vcap_action *a = &filter->action; 335c1c3993eSVladimir Oltean 336ea9d1f30SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_MASK_MODE, a->mask_mode); 337ea9d1f30SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_PORT_MASK, a->port_mask); 338*f2a0e216SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_MIRROR_ENA, a->mirror_ena); 339ea9d1f30SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_POLICE_ENA, a->police_ena); 340ea9d1f30SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_POLICE_IDX, a->pol_ix); 341ea9d1f30SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_CPU_QU_NUM, a->cpu_qu_num); 342ea9d1f30SVladimir Oltean vcap_action_set(vcap, data, VCAP_IS2_ACT_CPU_COPY_ENA, a->cpu_copy_ena); 3433c83654fSVladimir Oltean } 3443c83654fSVladimir Oltean 3453c83654fSVladimir Oltean static void is2_entry_set(struct ocelot *ocelot, int ix, 346aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 3473c83654fSVladimir Oltean { 348c1c3993eSVladimir Oltean const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS2]; 349aae4e500SVladimir Oltean struct ocelot_vcap_key_vlan *tag = &filter->vlan; 3503c83654fSVladimir Oltean u32 val, msk, type, type_mask = 0xf, i, count; 3513c83654fSVladimir Oltean struct ocelot_vcap_u64 payload; 3523c83654fSVladimir Oltean struct vcap_data data; 3533c83654fSVladimir Oltean int row = (ix / 2); 3543c83654fSVladimir Oltean 3553c83654fSVladimir Oltean memset(&payload, 0, sizeof(payload)); 3563c83654fSVladimir Oltean memset(&data, 0, sizeof(data)); 3573c83654fSVladimir Oltean 3583c83654fSVladimir Oltean /* Read row */ 359c1c3993eSVladimir Oltean vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL); 360c1c3993eSVladimir Oltean vcap_cache2entry(ocelot, vcap, &data); 361c1c3993eSVladimir Oltean vcap_cache2action(ocelot, vcap, &data); 3623c83654fSVladimir Oltean 3633c83654fSVladimir Oltean data.tg_sw = VCAP_TG_HALF; 364c1c3993eSVladimir Oltean vcap_data_offset_get(vcap, &data, ix); 3653c83654fSVladimir Oltean data.tg = (data.tg & ~data.tg_mask); 366aae4e500SVladimir Oltean if (filter->prio != 0) 3673c83654fSVladimir Oltean data.tg |= data.tg_value; 3683c83654fSVladimir Oltean 3693c83654fSVladimir Oltean data.type = IS2_ACTION_TYPE_NORMAL; 3703c83654fSVladimir Oltean 371226e9cd8SVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_PAG, filter->pag, 0xff); 372226e9cd8SVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST, 373226e9cd8SVladimir Oltean (filter->lookup == 0) ? OCELOT_VCAP_BIT_1 : 374226e9cd8SVladimir Oltean OCELOT_VCAP_BIT_0); 375c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_IGR_PORT_MASK, 0, 376aae4e500SVladimir Oltean ~filter->ingress_port_mask); 377c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST, OCELOT_VCAP_BIT_ANY); 378c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_HOST_MATCH, 3793c83654fSVladimir Oltean OCELOT_VCAP_BIT_ANY); 380c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_MC, filter->dmac_mc); 381c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_BC, filter->dmac_bc); 382c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_VLAN_TAGGED, tag->tagged); 383c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_VID, 3843c83654fSVladimir Oltean tag->vid.value, tag->vid.mask); 385c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_PCP, 3863c83654fSVladimir Oltean tag->pcp.value[0], tag->pcp.mask[0]); 387c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_DEI, tag->dei); 3883c83654fSVladimir Oltean 389aae4e500SVladimir Oltean switch (filter->key_type) { 390aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_ETYPE: { 391aae4e500SVladimir Oltean struct ocelot_vcap_key_etype *etype = &filter->key.etype; 3923c83654fSVladimir Oltean 3933c83654fSVladimir Oltean type = IS2_TYPE_ETYPE; 394c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_DMAC, 3953c83654fSVladimir Oltean etype->dmac.value, etype->dmac.mask); 396c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_SMAC, 3973c83654fSVladimir Oltean etype->smac.value, etype->smac.mask); 398c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_ETYPE, 3993c83654fSVladimir Oltean etype->etype.value, etype->etype.mask); 4003c83654fSVladimir Oltean /* Clear unused bits */ 401c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0, 4023c83654fSVladimir Oltean 0, 0); 403c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1, 4043c83654fSVladimir Oltean 0, 0); 405c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2, 4063c83654fSVladimir Oltean 0, 0); 407c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, 4083c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0, 4093c83654fSVladimir Oltean etype->data.value, etype->data.mask); 4103c83654fSVladimir Oltean break; 4113c83654fSVladimir Oltean } 412aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_LLC: { 413aae4e500SVladimir Oltean struct ocelot_vcap_key_llc *llc = &filter->key.llc; 4143c83654fSVladimir Oltean 4153c83654fSVladimir Oltean type = IS2_TYPE_LLC; 416c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_DMAC, 4173c83654fSVladimir Oltean llc->dmac.value, llc->dmac.mask); 418c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_SMAC, 4193c83654fSVladimir Oltean llc->smac.value, llc->smac.mask); 4203c83654fSVladimir Oltean for (i = 0; i < 4; i++) { 4213c83654fSVladimir Oltean payload.value[i] = llc->llc.value[i]; 4223c83654fSVladimir Oltean payload.mask[i] = llc->llc.mask[i]; 4233c83654fSVladimir Oltean } 424c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_LLC_L2_LLC, 4253c83654fSVladimir Oltean payload.value, payload.mask); 4263c83654fSVladimir Oltean break; 4273c83654fSVladimir Oltean } 428aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_SNAP: { 429aae4e500SVladimir Oltean struct ocelot_vcap_key_snap *snap = &filter->key.snap; 4303c83654fSVladimir Oltean 4313c83654fSVladimir Oltean type = IS2_TYPE_SNAP; 432c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_DMAC, 4333c83654fSVladimir Oltean snap->dmac.value, snap->dmac.mask); 434c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L2_SMAC, 4353c83654fSVladimir Oltean snap->smac.value, snap->smac.mask); 436c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_SNAP_L2_SNAP, 437aae4e500SVladimir Oltean filter->key.snap.snap.value, 438aae4e500SVladimir Oltean filter->key.snap.snap.mask); 4393c83654fSVladimir Oltean break; 4403c83654fSVladimir Oltean } 441aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_ARP: { 442aae4e500SVladimir Oltean struct ocelot_vcap_key_arp *arp = &filter->key.arp; 4433c83654fSVladimir Oltean 4443c83654fSVladimir Oltean type = IS2_TYPE_ARP; 445c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_MAC_ARP_SMAC, 4463c83654fSVladimir Oltean arp->smac.value, arp->smac.mask); 447c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 4483c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK, 4493c83654fSVladimir Oltean arp->ethernet); 450c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 4513c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK, 4523c83654fSVladimir Oltean arp->ip); 453c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 4543c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_LEN_OK, 4553c83654fSVladimir Oltean arp->length); 456c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 4573c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_TARGET_MATCH, 4583c83654fSVladimir Oltean arp->dmac_match); 459c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 4603c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_SENDER_MATCH, 4613c83654fSVladimir Oltean arp->smac_match); 462c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 4633c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN, 4643c83654fSVladimir Oltean arp->unknown); 4653c83654fSVladimir Oltean 4663c83654fSVladimir Oltean /* OPCODE is inverse, bit 0 is reply flag, bit 1 is RARP flag */ 4673c83654fSVladimir Oltean val = ((arp->req == OCELOT_VCAP_BIT_0 ? 1 : 0) | 4683c83654fSVladimir Oltean (arp->arp == OCELOT_VCAP_BIT_0 ? 2 : 0)); 4693c83654fSVladimir Oltean msk = ((arp->req == OCELOT_VCAP_BIT_ANY ? 0 : 1) | 4703c83654fSVladimir Oltean (arp->arp == OCELOT_VCAP_BIT_ANY ? 0 : 2)); 471c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ARP_OPCODE, 4723c83654fSVladimir Oltean val, msk); 473c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, 4743c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP, 4753c83654fSVladimir Oltean arp->dip.value.addr, arp->dip.mask.addr); 476c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, 4773c83654fSVladimir Oltean VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP, 4783c83654fSVladimir Oltean arp->sip.value.addr, arp->sip.mask.addr); 479c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP, 4803c83654fSVladimir Oltean 0, 0); 4813c83654fSVladimir Oltean break; 4823c83654fSVladimir Oltean } 483aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_IPV4: 484aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_IPV6: { 4853c83654fSVladimir Oltean enum ocelot_vcap_bit sip_eq_dip, sport_eq_dport, seq_zero, tcp; 4863c83654fSVladimir Oltean enum ocelot_vcap_bit ttl, fragment, options, tcp_ack, tcp_urg; 4873c83654fSVladimir Oltean enum ocelot_vcap_bit tcp_fin, tcp_syn, tcp_rst, tcp_psh; 488aae4e500SVladimir Oltean struct ocelot_vcap_key_ipv4 *ipv4 = NULL; 489aae4e500SVladimir Oltean struct ocelot_vcap_key_ipv6 *ipv6 = NULL; 4903c83654fSVladimir Oltean struct ocelot_vcap_udp_tcp *sport, *dport; 4913c83654fSVladimir Oltean struct ocelot_vcap_ipv4 sip, dip; 4923c83654fSVladimir Oltean struct ocelot_vcap_u8 proto, ds; 4933c83654fSVladimir Oltean struct ocelot_vcap_u48 *ip_data; 4943c83654fSVladimir Oltean 495aae4e500SVladimir Oltean if (filter->key_type == OCELOT_VCAP_KEY_IPV4) { 496aae4e500SVladimir Oltean ipv4 = &filter->key.ipv4; 4973c83654fSVladimir Oltean ttl = ipv4->ttl; 4983c83654fSVladimir Oltean fragment = ipv4->fragment; 4993c83654fSVladimir Oltean options = ipv4->options; 5003c83654fSVladimir Oltean proto = ipv4->proto; 5013c83654fSVladimir Oltean ds = ipv4->ds; 5023c83654fSVladimir Oltean ip_data = &ipv4->data; 5033c83654fSVladimir Oltean sip = ipv4->sip; 5043c83654fSVladimir Oltean dip = ipv4->dip; 5053c83654fSVladimir Oltean sport = &ipv4->sport; 5063c83654fSVladimir Oltean dport = &ipv4->dport; 5073c83654fSVladimir Oltean tcp_fin = ipv4->tcp_fin; 5083c83654fSVladimir Oltean tcp_syn = ipv4->tcp_syn; 5093c83654fSVladimir Oltean tcp_rst = ipv4->tcp_rst; 5103c83654fSVladimir Oltean tcp_psh = ipv4->tcp_psh; 5113c83654fSVladimir Oltean tcp_ack = ipv4->tcp_ack; 5123c83654fSVladimir Oltean tcp_urg = ipv4->tcp_urg; 5133c83654fSVladimir Oltean sip_eq_dip = ipv4->sip_eq_dip; 5143c83654fSVladimir Oltean sport_eq_dport = ipv4->sport_eq_dport; 5153c83654fSVladimir Oltean seq_zero = ipv4->seq_zero; 5163c83654fSVladimir Oltean } else { 517aae4e500SVladimir Oltean ipv6 = &filter->key.ipv6; 5183c83654fSVladimir Oltean ttl = ipv6->ttl; 5193c83654fSVladimir Oltean fragment = OCELOT_VCAP_BIT_ANY; 5203c83654fSVladimir Oltean options = OCELOT_VCAP_BIT_ANY; 5213c83654fSVladimir Oltean proto = ipv6->proto; 5223c83654fSVladimir Oltean ds = ipv6->ds; 5233c83654fSVladimir Oltean ip_data = &ipv6->data; 5243c83654fSVladimir Oltean for (i = 0; i < 8; i++) { 5253c83654fSVladimir Oltean val = ipv6->sip.value[i + 8]; 5263c83654fSVladimir Oltean msk = ipv6->sip.mask[i + 8]; 5273c83654fSVladimir Oltean if (i < 4) { 5283c83654fSVladimir Oltean dip.value.addr[i] = val; 5293c83654fSVladimir Oltean dip.mask.addr[i] = msk; 5303c83654fSVladimir Oltean } else { 5313c83654fSVladimir Oltean sip.value.addr[i - 4] = val; 5323c83654fSVladimir Oltean sip.mask.addr[i - 4] = msk; 5333c83654fSVladimir Oltean } 5343c83654fSVladimir Oltean } 5353c83654fSVladimir Oltean sport = &ipv6->sport; 5363c83654fSVladimir Oltean dport = &ipv6->dport; 5373c83654fSVladimir Oltean tcp_fin = ipv6->tcp_fin; 5383c83654fSVladimir Oltean tcp_syn = ipv6->tcp_syn; 5393c83654fSVladimir Oltean tcp_rst = ipv6->tcp_rst; 5403c83654fSVladimir Oltean tcp_psh = ipv6->tcp_psh; 5413c83654fSVladimir Oltean tcp_ack = ipv6->tcp_ack; 5423c83654fSVladimir Oltean tcp_urg = ipv6->tcp_urg; 5433c83654fSVladimir Oltean sip_eq_dip = ipv6->sip_eq_dip; 5443c83654fSVladimir Oltean sport_eq_dport = ipv6->sport_eq_dport; 5453c83654fSVladimir Oltean seq_zero = ipv6->seq_zero; 5463c83654fSVladimir Oltean } 5473c83654fSVladimir Oltean 548c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_IP4, 5493c83654fSVladimir Oltean ipv4 ? OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0); 550c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L3_FRAGMENT, 5513c83654fSVladimir Oltean fragment); 552c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_L3_FRAG_OFS_GT0, 0, 0); 553c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L3_OPTIONS, 5543c83654fSVladimir Oltean options); 555c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_IP4_L3_TTL_GT0, 5563c83654fSVladimir Oltean ttl); 557c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L3_TOS, 5583c83654fSVladimir Oltean ds.value, ds.mask); 559c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L3_IP4_DIP, 5603c83654fSVladimir Oltean dip.value.addr, dip.mask.addr); 561c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, VCAP_IS2_HK_L3_IP4_SIP, 5623c83654fSVladimir Oltean sip.value.addr, sip.mask.addr); 563c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_DIP_EQ_SIP, 5643c83654fSVladimir Oltean sip_eq_dip); 5653c83654fSVladimir Oltean val = proto.value[0]; 5663c83654fSVladimir Oltean msk = proto.mask[0]; 5673c83654fSVladimir Oltean type = IS2_TYPE_IP_UDP_TCP; 568c3cde44fSVladimir Oltean if (msk == 0xff && (val == IPPROTO_TCP || val == IPPROTO_UDP)) { 5693c83654fSVladimir Oltean /* UDP/TCP protocol match */ 570c3cde44fSVladimir Oltean tcp = (val == IPPROTO_TCP ? 5713c83654fSVladimir Oltean OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0); 572c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_TCP, tcp); 573c1c3993eSVladimir Oltean vcap_key_l4_port_set(vcap, &data, 5743c83654fSVladimir Oltean VCAP_IS2_HK_L4_DPORT, dport); 575c1c3993eSVladimir Oltean vcap_key_l4_port_set(vcap, &data, 5763c83654fSVladimir Oltean VCAP_IS2_HK_L4_SPORT, sport); 577c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_L4_RNG, 0, 0); 578c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 5793c83654fSVladimir Oltean VCAP_IS2_HK_L4_SPORT_EQ_DPORT, 5803c83654fSVladimir Oltean sport_eq_dport); 581c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, 5823c83654fSVladimir Oltean VCAP_IS2_HK_L4_SEQUENCE_EQ0, 5833c83654fSVladimir Oltean seq_zero); 584c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_FIN, 5853c83654fSVladimir Oltean tcp_fin); 586c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_SYN, 5873c83654fSVladimir Oltean tcp_syn); 588c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_RST, 5893c83654fSVladimir Oltean tcp_rst); 590c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_PSH, 5913c83654fSVladimir Oltean tcp_psh); 592c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_ACK, 5933c83654fSVladimir Oltean tcp_ack); 594c1c3993eSVladimir Oltean vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L4_URG, 5953c83654fSVladimir Oltean tcp_urg); 596c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_L4_1588_DOM, 5973c83654fSVladimir Oltean 0, 0); 598c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_HK_L4_1588_VER, 5993c83654fSVladimir Oltean 0, 0); 6003c83654fSVladimir Oltean } else { 6013c83654fSVladimir Oltean if (msk == 0) { 6023c83654fSVladimir Oltean /* Any IP protocol match */ 6033c83654fSVladimir Oltean type_mask = IS2_TYPE_MASK_IP_ANY; 6043c83654fSVladimir Oltean } else { 6053c83654fSVladimir Oltean /* Non-UDP/TCP protocol match */ 6063c83654fSVladimir Oltean type = IS2_TYPE_IP_OTHER; 6073c83654fSVladimir Oltean for (i = 0; i < 6; i++) { 6083c83654fSVladimir Oltean payload.value[i] = ip_data->value[i]; 6093c83654fSVladimir Oltean payload.mask[i] = ip_data->mask[i]; 6103c83654fSVladimir Oltean } 6113c83654fSVladimir Oltean } 612c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, 6133c83654fSVladimir Oltean VCAP_IS2_HK_IP4_L3_PROTO, 6143c83654fSVladimir Oltean proto.value, proto.mask); 615c1c3993eSVladimir Oltean vcap_key_bytes_set(vcap, &data, 6163c83654fSVladimir Oltean VCAP_IS2_HK_L3_PAYLOAD, 6173c83654fSVladimir Oltean payload.value, payload.mask); 6183c83654fSVladimir Oltean } 6193c83654fSVladimir Oltean break; 6203c83654fSVladimir Oltean } 621aae4e500SVladimir Oltean case OCELOT_VCAP_KEY_ANY: 6223c83654fSVladimir Oltean default: 6233c83654fSVladimir Oltean type = 0; 6243c83654fSVladimir Oltean type_mask = 0; 625c1c3993eSVladimir Oltean count = vcap->entry_width / 2; 6263c83654fSVladimir Oltean /* Iterate over the non-common part of the key and 6273c83654fSVladimir Oltean * clear entry data 6283c83654fSVladimir Oltean */ 629c1c3993eSVladimir Oltean for (i = vcap->keys[VCAP_IS2_HK_L2_DMAC].offset; 6303c83654fSVladimir Oltean i < count; i += ENTRY_WIDTH) { 6313c83654fSVladimir Oltean vcap_key_field_set(&data, i, min(32u, count - i), 0, 0); 6323c83654fSVladimir Oltean } 6333c83654fSVladimir Oltean break; 6343c83654fSVladimir Oltean } 6353c83654fSVladimir Oltean 636c1c3993eSVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS2_TYPE, type, type_mask); 637aae4e500SVladimir Oltean is2_action_set(ocelot, &data, filter); 6383c83654fSVladimir Oltean vcap_data_set(data.counter, data.counter_offset, 639c1c3993eSVladimir Oltean vcap->counter_width, filter->stats.pkts); 6403c83654fSVladimir Oltean 6413c83654fSVladimir Oltean /* Write row */ 642c1c3993eSVladimir Oltean vcap_entry2cache(ocelot, vcap, &data); 643c1c3993eSVladimir Oltean vcap_action2cache(ocelot, vcap, &data); 644c1c3993eSVladimir Oltean vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL); 6453c83654fSVladimir Oltean } 6463c83654fSVladimir Oltean 64775944fdaSXiaoliang Yang static void is1_action_set(struct ocelot *ocelot, struct vcap_data *data, 64875944fdaSXiaoliang Yang const struct ocelot_vcap_filter *filter) 64975944fdaSXiaoliang Yang { 65075944fdaSXiaoliang Yang const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS1]; 65175944fdaSXiaoliang Yang const struct ocelot_vcap_action *a = &filter->action; 65275944fdaSXiaoliang Yang 65375944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_VID_REPLACE_ENA, 65475944fdaSXiaoliang Yang a->vid_replace_ena); 65575944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_VID_ADD_VAL, a->vid); 65675944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_VLAN_POP_CNT_ENA, 65775944fdaSXiaoliang Yang a->vlan_pop_cnt_ena); 65875944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_VLAN_POP_CNT, 65975944fdaSXiaoliang Yang a->vlan_pop_cnt); 66075944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_PCP_DEI_ENA, a->pcp_dei_ena); 66175944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_PCP_VAL, a->pcp); 66275944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_DEI_VAL, a->dei); 66375944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_QOS_ENA, a->qos_ena); 66475944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_QOS_VAL, a->qos_val); 66575944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_PAG_OVERRIDE_MASK, 66675944fdaSXiaoliang Yang a->pag_override_mask); 66775944fdaSXiaoliang Yang vcap_action_set(vcap, data, VCAP_IS1_ACT_PAG_VAL, a->pag_val); 66875944fdaSXiaoliang Yang } 66975944fdaSXiaoliang Yang 67075944fdaSXiaoliang Yang static void is1_entry_set(struct ocelot *ocelot, int ix, 67175944fdaSXiaoliang Yang struct ocelot_vcap_filter *filter) 67275944fdaSXiaoliang Yang { 67375944fdaSXiaoliang Yang const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS1]; 67475944fdaSXiaoliang Yang struct ocelot_vcap_key_vlan *tag = &filter->vlan; 67575944fdaSXiaoliang Yang struct ocelot_vcap_u64 payload; 67675944fdaSXiaoliang Yang struct vcap_data data; 67775944fdaSXiaoliang Yang int row = ix / 2; 67875944fdaSXiaoliang Yang u32 type; 67975944fdaSXiaoliang Yang 68075944fdaSXiaoliang Yang memset(&payload, 0, sizeof(payload)); 68175944fdaSXiaoliang Yang memset(&data, 0, sizeof(data)); 68275944fdaSXiaoliang Yang 68375944fdaSXiaoliang Yang /* Read row */ 68475944fdaSXiaoliang Yang vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL); 68575944fdaSXiaoliang Yang vcap_cache2entry(ocelot, vcap, &data); 68675944fdaSXiaoliang Yang vcap_cache2action(ocelot, vcap, &data); 68775944fdaSXiaoliang Yang 68875944fdaSXiaoliang Yang data.tg_sw = VCAP_TG_HALF; 68975944fdaSXiaoliang Yang data.type = IS1_ACTION_TYPE_NORMAL; 69075944fdaSXiaoliang Yang vcap_data_offset_get(vcap, &data, ix); 69175944fdaSXiaoliang Yang data.tg = (data.tg & ~data.tg_mask); 69275944fdaSXiaoliang Yang if (filter->prio != 0) 69375944fdaSXiaoliang Yang data.tg |= data.tg_value; 69475944fdaSXiaoliang Yang 695226e9cd8SVladimir Oltean vcap_key_set(vcap, &data, VCAP_IS1_HK_LOOKUP, filter->lookup, 0x3); 69675944fdaSXiaoliang Yang vcap_key_set(vcap, &data, VCAP_IS1_HK_IGR_PORT_MASK, 0, 69775944fdaSXiaoliang Yang ~filter->ingress_port_mask); 69875944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_MC, filter->dmac_mc); 69975944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_BC, filter->dmac_bc); 70075944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_VLAN_TAGGED, tag->tagged); 70175944fdaSXiaoliang Yang vcap_key_set(vcap, &data, VCAP_IS1_HK_VID, 70275944fdaSXiaoliang Yang tag->vid.value, tag->vid.mask); 70375944fdaSXiaoliang Yang vcap_key_set(vcap, &data, VCAP_IS1_HK_PCP, 70475944fdaSXiaoliang Yang tag->pcp.value[0], tag->pcp.mask[0]); 70575944fdaSXiaoliang Yang type = IS1_TYPE_S1_NORMAL; 70675944fdaSXiaoliang Yang 70775944fdaSXiaoliang Yang switch (filter->key_type) { 70875944fdaSXiaoliang Yang case OCELOT_VCAP_KEY_ETYPE: { 70975944fdaSXiaoliang Yang struct ocelot_vcap_key_etype *etype = &filter->key.etype; 71075944fdaSXiaoliang Yang 71175944fdaSXiaoliang Yang vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_L2_SMAC, 71275944fdaSXiaoliang Yang etype->smac.value, etype->smac.mask); 71375944fdaSXiaoliang Yang vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_ETYPE, 71475944fdaSXiaoliang Yang etype->etype.value, etype->etype.mask); 71575944fdaSXiaoliang Yang break; 71675944fdaSXiaoliang Yang } 71775944fdaSXiaoliang Yang case OCELOT_VCAP_KEY_IPV4: { 71875944fdaSXiaoliang Yang struct ocelot_vcap_key_ipv4 *ipv4 = &filter->key.ipv4; 71975944fdaSXiaoliang Yang struct ocelot_vcap_udp_tcp *sport = &ipv4->sport; 72075944fdaSXiaoliang Yang struct ocelot_vcap_udp_tcp *dport = &ipv4->dport; 72175944fdaSXiaoliang Yang enum ocelot_vcap_bit tcp_udp = OCELOT_VCAP_BIT_0; 72275944fdaSXiaoliang Yang struct ocelot_vcap_u8 proto = ipv4->proto; 72375944fdaSXiaoliang Yang struct ocelot_vcap_ipv4 sip = ipv4->sip; 72475944fdaSXiaoliang Yang u32 val, msk; 72575944fdaSXiaoliang Yang 72675944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP_SNAP, 72775944fdaSXiaoliang Yang OCELOT_VCAP_BIT_1); 72875944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP4, 72975944fdaSXiaoliang Yang OCELOT_VCAP_BIT_1); 73075944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_ETYPE_LEN, 73175944fdaSXiaoliang Yang OCELOT_VCAP_BIT_1); 73275944fdaSXiaoliang Yang vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_L3_IP4_SIP, 73375944fdaSXiaoliang Yang sip.value.addr, sip.mask.addr); 73475944fdaSXiaoliang Yang 73575944fdaSXiaoliang Yang val = proto.value[0]; 73675944fdaSXiaoliang Yang msk = proto.mask[0]; 73775944fdaSXiaoliang Yang 73875944fdaSXiaoliang Yang if ((val == NEXTHDR_TCP || val == NEXTHDR_UDP) && msk == 0xff) 73975944fdaSXiaoliang Yang tcp_udp = OCELOT_VCAP_BIT_1; 74075944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TCP_UDP, tcp_udp); 74175944fdaSXiaoliang Yang 74275944fdaSXiaoliang Yang if (tcp_udp) { 74375944fdaSXiaoliang Yang enum ocelot_vcap_bit tcp = OCELOT_VCAP_BIT_0; 74475944fdaSXiaoliang Yang 74575944fdaSXiaoliang Yang if (val == NEXTHDR_TCP) 74675944fdaSXiaoliang Yang tcp = OCELOT_VCAP_BIT_1; 74775944fdaSXiaoliang Yang 74875944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TCP, tcp); 74975944fdaSXiaoliang Yang vcap_key_l4_port_set(vcap, &data, VCAP_IS1_HK_L4_SPORT, 75075944fdaSXiaoliang Yang sport); 75175944fdaSXiaoliang Yang /* Overloaded field */ 75275944fdaSXiaoliang Yang vcap_key_l4_port_set(vcap, &data, VCAP_IS1_HK_ETYPE, 75375944fdaSXiaoliang Yang dport); 75475944fdaSXiaoliang Yang } else { 75575944fdaSXiaoliang Yang /* IPv4 "other" frame */ 75675944fdaSXiaoliang Yang struct ocelot_vcap_u16 etype = {0}; 75775944fdaSXiaoliang Yang 75875944fdaSXiaoliang Yang /* Overloaded field */ 75975944fdaSXiaoliang Yang etype.value[0] = proto.value[0]; 76075944fdaSXiaoliang Yang etype.mask[0] = proto.mask[0]; 76175944fdaSXiaoliang Yang 76275944fdaSXiaoliang Yang vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_ETYPE, 76375944fdaSXiaoliang Yang etype.value, etype.mask); 76475944fdaSXiaoliang Yang } 765fdeadd6eSGustavo A. R. Silva break; 76675944fdaSXiaoliang Yang } 76775944fdaSXiaoliang Yang default: 76875944fdaSXiaoliang Yang break; 76975944fdaSXiaoliang Yang } 77075944fdaSXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TYPE, 77175944fdaSXiaoliang Yang type ? OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0); 77275944fdaSXiaoliang Yang 77375944fdaSXiaoliang Yang is1_action_set(ocelot, &data, filter); 77475944fdaSXiaoliang Yang vcap_data_set(data.counter, data.counter_offset, 77575944fdaSXiaoliang Yang vcap->counter_width, filter->stats.pkts); 77675944fdaSXiaoliang Yang 77775944fdaSXiaoliang Yang /* Write row */ 77875944fdaSXiaoliang Yang vcap_entry2cache(ocelot, vcap, &data); 77975944fdaSXiaoliang Yang vcap_action2cache(ocelot, vcap, &data); 78075944fdaSXiaoliang Yang vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL); 78175944fdaSXiaoliang Yang } 78275944fdaSXiaoliang Yang 7832f17c050SXiaoliang Yang static void es0_action_set(struct ocelot *ocelot, struct vcap_data *data, 7842f17c050SXiaoliang Yang const struct ocelot_vcap_filter *filter) 7852f17c050SXiaoliang Yang { 7862f17c050SXiaoliang Yang const struct vcap_props *vcap = &ocelot->vcap[VCAP_ES0]; 7872f17c050SXiaoliang Yang const struct ocelot_vcap_action *a = &filter->action; 7882f17c050SXiaoliang Yang 7892f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_PUSH_OUTER_TAG, 7902f17c050SXiaoliang Yang a->push_outer_tag); 7912f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_PUSH_INNER_TAG, 7922f17c050SXiaoliang Yang a->push_inner_tag); 7932f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_A_TPID_SEL, 7942f17c050SXiaoliang Yang a->tag_a_tpid_sel); 7952f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_A_VID_SEL, 7962f17c050SXiaoliang Yang a->tag_a_vid_sel); 7972f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_A_PCP_SEL, 7982f17c050SXiaoliang Yang a->tag_a_pcp_sel); 7992f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_VID_A_VAL, a->vid_a_val); 8002f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_PCP_A_VAL, a->pcp_a_val); 8012f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_B_TPID_SEL, 8022f17c050SXiaoliang Yang a->tag_b_tpid_sel); 8032f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_B_VID_SEL, 8042f17c050SXiaoliang Yang a->tag_b_vid_sel); 8052f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_TAG_B_PCP_SEL, 8062f17c050SXiaoliang Yang a->tag_b_pcp_sel); 8072f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_VID_B_VAL, a->vid_b_val); 8082f17c050SXiaoliang Yang vcap_action_set(vcap, data, VCAP_ES0_ACT_PCP_B_VAL, a->pcp_b_val); 8092f17c050SXiaoliang Yang } 8102f17c050SXiaoliang Yang 8112f17c050SXiaoliang Yang static void es0_entry_set(struct ocelot *ocelot, int ix, 8122f17c050SXiaoliang Yang struct ocelot_vcap_filter *filter) 8132f17c050SXiaoliang Yang { 8142f17c050SXiaoliang Yang const struct vcap_props *vcap = &ocelot->vcap[VCAP_ES0]; 8152f17c050SXiaoliang Yang struct ocelot_vcap_key_vlan *tag = &filter->vlan; 8162f17c050SXiaoliang Yang struct ocelot_vcap_u64 payload; 8172f17c050SXiaoliang Yang struct vcap_data data; 8182f17c050SXiaoliang Yang int row = ix; 8192f17c050SXiaoliang Yang 8202f17c050SXiaoliang Yang memset(&payload, 0, sizeof(payload)); 8212f17c050SXiaoliang Yang memset(&data, 0, sizeof(data)); 8222f17c050SXiaoliang Yang 8232f17c050SXiaoliang Yang /* Read row */ 8242f17c050SXiaoliang Yang vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL); 8252f17c050SXiaoliang Yang vcap_cache2entry(ocelot, vcap, &data); 8262f17c050SXiaoliang Yang vcap_cache2action(ocelot, vcap, &data); 8272f17c050SXiaoliang Yang 8282f17c050SXiaoliang Yang data.tg_sw = VCAP_TG_FULL; 8292f17c050SXiaoliang Yang data.type = ES0_ACTION_TYPE_NORMAL; 8302f17c050SXiaoliang Yang vcap_data_offset_get(vcap, &data, ix); 8312f17c050SXiaoliang Yang data.tg = (data.tg & ~data.tg_mask); 8322f17c050SXiaoliang Yang if (filter->prio != 0) 8332f17c050SXiaoliang Yang data.tg |= data.tg_value; 8342f17c050SXiaoliang Yang 8352f17c050SXiaoliang Yang vcap_key_set(vcap, &data, VCAP_ES0_IGR_PORT, filter->ingress_port.value, 8362f17c050SXiaoliang Yang filter->ingress_port.mask); 8372f17c050SXiaoliang Yang vcap_key_set(vcap, &data, VCAP_ES0_EGR_PORT, filter->egress_port.value, 8382f17c050SXiaoliang Yang filter->egress_port.mask); 8392f17c050SXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_ES0_L2_MC, filter->dmac_mc); 8402f17c050SXiaoliang Yang vcap_key_bit_set(vcap, &data, VCAP_ES0_L2_BC, filter->dmac_bc); 8412f17c050SXiaoliang Yang vcap_key_set(vcap, &data, VCAP_ES0_VID, 8422f17c050SXiaoliang Yang tag->vid.value, tag->vid.mask); 8432f17c050SXiaoliang Yang vcap_key_set(vcap, &data, VCAP_ES0_PCP, 8442f17c050SXiaoliang Yang tag->pcp.value[0], tag->pcp.mask[0]); 8452f17c050SXiaoliang Yang 8462f17c050SXiaoliang Yang es0_action_set(ocelot, &data, filter); 8472f17c050SXiaoliang Yang vcap_data_set(data.counter, data.counter_offset, 8482f17c050SXiaoliang Yang vcap->counter_width, filter->stats.pkts); 8492f17c050SXiaoliang Yang 8502f17c050SXiaoliang Yang /* Write row */ 8512f17c050SXiaoliang Yang vcap_entry2cache(ocelot, vcap, &data); 8522f17c050SXiaoliang Yang vcap_action2cache(ocelot, vcap, &data); 8532f17c050SXiaoliang Yang vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL); 8542f17c050SXiaoliang Yang } 8552f17c050SXiaoliang Yang 8561397a2ebSVladimir Oltean static void vcap_entry_get(struct ocelot *ocelot, int ix, 8571397a2ebSVladimir Oltean struct ocelot_vcap_filter *filter) 8583c83654fSVladimir Oltean { 8591397a2ebSVladimir Oltean const struct vcap_props *vcap = &ocelot->vcap[filter->block_id]; 8603c83654fSVladimir Oltean struct vcap_data data; 861c1c3993eSVladimir Oltean int row, count; 8623c83654fSVladimir Oltean u32 cnt; 8633c83654fSVladimir Oltean 8642f17c050SXiaoliang Yang if (filter->block_id == VCAP_ES0) 8652f17c050SXiaoliang Yang data.tg_sw = VCAP_TG_FULL; 8662f17c050SXiaoliang Yang else 8673c83654fSVladimir Oltean data.tg_sw = VCAP_TG_HALF; 8682f17c050SXiaoliang Yang 869c1c3993eSVladimir Oltean count = (1 << (data.tg_sw - 1)); 870c1c3993eSVladimir Oltean row = (ix / count); 871c1c3993eSVladimir Oltean vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_COUNTER); 872c1c3993eSVladimir Oltean vcap_cache2action(ocelot, vcap, &data); 873c1c3993eSVladimir Oltean vcap_data_offset_get(vcap, &data, ix); 8743c83654fSVladimir Oltean cnt = vcap_data_get(data.counter, data.counter_offset, 875c1c3993eSVladimir Oltean vcap->counter_width); 8763c83654fSVladimir Oltean 877aae4e500SVladimir Oltean filter->stats.pkts = cnt; 8783c83654fSVladimir Oltean } 8793c83654fSVladimir Oltean 8801397a2ebSVladimir Oltean static void vcap_entry_set(struct ocelot *ocelot, int ix, 8811397a2ebSVladimir Oltean struct ocelot_vcap_filter *filter) 8821397a2ebSVladimir Oltean { 88375944fdaSXiaoliang Yang if (filter->block_id == VCAP_IS1) 88475944fdaSXiaoliang Yang return is1_entry_set(ocelot, ix, filter); 8851397a2ebSVladimir Oltean if (filter->block_id == VCAP_IS2) 8861397a2ebSVladimir Oltean return is2_entry_set(ocelot, ix, filter); 8872f17c050SXiaoliang Yang if (filter->block_id == VCAP_ES0) 8882f17c050SXiaoliang Yang return es0_entry_set(ocelot, ix, filter); 8891397a2ebSVladimir Oltean } 8901397a2ebSVladimir Oltean 89177043c37SXiaoliang Yang struct vcap_policer_entry { 89277043c37SXiaoliang Yang struct list_head list; 89377043c37SXiaoliang Yang refcount_t refcount; 89477043c37SXiaoliang Yang u32 pol_ix; 89577043c37SXiaoliang Yang }; 89677043c37SXiaoliang Yang 89777043c37SXiaoliang Yang int ocelot_vcap_policer_add(struct ocelot *ocelot, u32 pol_ix, 898c73b0ad3SVladimir Oltean struct ocelot_policer *pol) 899c73b0ad3SVladimir Oltean { 900c73b0ad3SVladimir Oltean struct qos_policer_conf pp = { 0 }; 90177043c37SXiaoliang Yang struct vcap_policer_entry *tmp; 90277043c37SXiaoliang Yang int ret; 903c73b0ad3SVladimir Oltean 904c73b0ad3SVladimir Oltean if (!pol) 905c73b0ad3SVladimir Oltean return -EINVAL; 906c73b0ad3SVladimir Oltean 907c73b0ad3SVladimir Oltean pp.mode = MSCC_QOS_RATE_MODE_DATA; 908c73b0ad3SVladimir Oltean pp.pir = pol->rate; 909c73b0ad3SVladimir Oltean pp.pbs = pol->burst; 910c73b0ad3SVladimir Oltean 91177043c37SXiaoliang Yang list_for_each_entry(tmp, &ocelot->vcap_pol.pol_list, list) 91277043c37SXiaoliang Yang if (tmp->pol_ix == pol_ix) { 91377043c37SXiaoliang Yang refcount_inc(&tmp->refcount); 91477043c37SXiaoliang Yang return 0; 91577043c37SXiaoliang Yang } 91677043c37SXiaoliang Yang 91777043c37SXiaoliang Yang tmp = kzalloc(sizeof(*tmp), GFP_KERNEL); 91877043c37SXiaoliang Yang if (!tmp) 91977043c37SXiaoliang Yang return -ENOMEM; 92077043c37SXiaoliang Yang 92177043c37SXiaoliang Yang ret = qos_policer_conf_set(ocelot, 0, pol_ix, &pp); 92277043c37SXiaoliang Yang if (ret) { 92377043c37SXiaoliang Yang kfree(tmp); 92477043c37SXiaoliang Yang return ret; 92577043c37SXiaoliang Yang } 92677043c37SXiaoliang Yang 92777043c37SXiaoliang Yang tmp->pol_ix = pol_ix; 92877043c37SXiaoliang Yang refcount_set(&tmp->refcount, 1); 92977043c37SXiaoliang Yang list_add_tail(&tmp->list, &ocelot->vcap_pol.pol_list); 93077043c37SXiaoliang Yang 93177043c37SXiaoliang Yang return 0; 93277043c37SXiaoliang Yang } 93377043c37SXiaoliang Yang EXPORT_SYMBOL(ocelot_vcap_policer_add); 93477043c37SXiaoliang Yang 93577043c37SXiaoliang Yang int ocelot_vcap_policer_del(struct ocelot *ocelot, u32 pol_ix) 93677043c37SXiaoliang Yang { 93777043c37SXiaoliang Yang struct qos_policer_conf pp = {0}; 93877043c37SXiaoliang Yang struct vcap_policer_entry *tmp, *n; 93977043c37SXiaoliang Yang u8 z = 0; 94077043c37SXiaoliang Yang 94177043c37SXiaoliang Yang list_for_each_entry_safe(tmp, n, &ocelot->vcap_pol.pol_list, list) 94277043c37SXiaoliang Yang if (tmp->pol_ix == pol_ix) { 94377043c37SXiaoliang Yang z = refcount_dec_and_test(&tmp->refcount); 94477043c37SXiaoliang Yang if (z) { 94577043c37SXiaoliang Yang list_del(&tmp->list); 94677043c37SXiaoliang Yang kfree(tmp); 94777043c37SXiaoliang Yang } 94877043c37SXiaoliang Yang } 94977043c37SXiaoliang Yang 95077043c37SXiaoliang Yang if (z) { 95177043c37SXiaoliang Yang pp.mode = MSCC_QOS_RATE_MODE_DISABLED; 952c73b0ad3SVladimir Oltean return qos_policer_conf_set(ocelot, 0, pol_ix, &pp); 953c73b0ad3SVladimir Oltean } 954c73b0ad3SVladimir Oltean 95577043c37SXiaoliang Yang return 0; 956c73b0ad3SVladimir Oltean } 95777043c37SXiaoliang Yang EXPORT_SYMBOL(ocelot_vcap_policer_del); 958c73b0ad3SVladimir Oltean 959c3d427eaSVladimir Oltean static int 960c3d427eaSVladimir Oltean ocelot_vcap_filter_add_aux_resources(struct ocelot *ocelot, 961c3d427eaSVladimir Oltean struct ocelot_vcap_filter *filter, 962c3d427eaSVladimir Oltean struct netlink_ext_ack *extack) 9633c83654fSVladimir Oltean { 964*f2a0e216SVladimir Oltean struct ocelot_mirror *m; 96577043c37SXiaoliang Yang int ret; 9663c83654fSVladimir Oltean 967*f2a0e216SVladimir Oltean if (filter->block_id == VCAP_IS2 && filter->action.mirror_ena) { 968*f2a0e216SVladimir Oltean m = ocelot_mirror_get(ocelot, filter->egress_port.value, 969*f2a0e216SVladimir Oltean extack); 970*f2a0e216SVladimir Oltean if (IS_ERR(m)) 971*f2a0e216SVladimir Oltean return PTR_ERR(m); 972*f2a0e216SVladimir Oltean } 973*f2a0e216SVladimir Oltean 9741397a2ebSVladimir Oltean if (filter->block_id == VCAP_IS2 && filter->action.police_ena) { 97577043c37SXiaoliang Yang ret = ocelot_vcap_policer_add(ocelot, filter->action.pol_ix, 976ea9d1f30SVladimir Oltean &filter->action.pol); 97777043c37SXiaoliang Yang if (ret) 97877043c37SXiaoliang Yang return ret; 9793c83654fSVladimir Oltean } 9803c83654fSVladimir Oltean 981c3d427eaSVladimir Oltean return 0; 982c3d427eaSVladimir Oltean } 983c3d427eaSVladimir Oltean 984c3d427eaSVladimir Oltean static void 985c3d427eaSVladimir Oltean ocelot_vcap_filter_del_aux_resources(struct ocelot *ocelot, 986c3d427eaSVladimir Oltean struct ocelot_vcap_filter *filter) 987c3d427eaSVladimir Oltean { 988c3d427eaSVladimir Oltean if (filter->block_id == VCAP_IS2 && filter->action.police_ena) 989c3d427eaSVladimir Oltean ocelot_vcap_policer_del(ocelot, filter->action.pol_ix); 990*f2a0e216SVladimir Oltean 991*f2a0e216SVladimir Oltean if (filter->block_id == VCAP_IS2 && filter->action.mirror_ena) 992*f2a0e216SVladimir Oltean ocelot_mirror_put(ocelot); 993c3d427eaSVladimir Oltean } 994c3d427eaSVladimir Oltean 995c3d427eaSVladimir Oltean static int ocelot_vcap_filter_add_to_block(struct ocelot *ocelot, 996c3d427eaSVladimir Oltean struct ocelot_vcap_block *block, 997c3d427eaSVladimir Oltean struct ocelot_vcap_filter *filter, 998c3d427eaSVladimir Oltean struct netlink_ext_ack *extack) 999c3d427eaSVladimir Oltean { 1000c3d427eaSVladimir Oltean struct ocelot_vcap_filter *tmp; 1001c3d427eaSVladimir Oltean struct list_head *pos, *n; 1002c3d427eaSVladimir Oltean int ret; 1003c3d427eaSVladimir Oltean 1004c3d427eaSVladimir Oltean ret = ocelot_vcap_filter_add_aux_resources(ocelot, filter, extack); 1005c3d427eaSVladimir Oltean if (ret) 1006c3d427eaSVladimir Oltean return ret; 1007c3d427eaSVladimir Oltean 10083c83654fSVladimir Oltean block->count++; 10093c83654fSVladimir Oltean 10103c83654fSVladimir Oltean if (list_empty(&block->rules)) { 1011aae4e500SVladimir Oltean list_add(&filter->list, &block->rules); 101277043c37SXiaoliang Yang return 0; 10133c83654fSVladimir Oltean } 10143c83654fSVladimir Oltean 10153c83654fSVladimir Oltean list_for_each_safe(pos, n, &block->rules) { 1016aae4e500SVladimir Oltean tmp = list_entry(pos, struct ocelot_vcap_filter, list); 1017aae4e500SVladimir Oltean if (filter->prio < tmp->prio) 10183c83654fSVladimir Oltean break; 10193c83654fSVladimir Oltean } 1020aae4e500SVladimir Oltean list_add(&filter->list, pos->prev); 102177043c37SXiaoliang Yang 102277043c37SXiaoliang Yang return 0; 10233c83654fSVladimir Oltean } 10243c83654fSVladimir Oltean 102550c6cc5bSVladimir Oltean static bool ocelot_vcap_filter_equal(const struct ocelot_vcap_filter *a, 102650c6cc5bSVladimir Oltean const struct ocelot_vcap_filter *b) 102750c6cc5bSVladimir Oltean { 102850c6cc5bSVladimir Oltean return !memcmp(&a->id, &b->id, sizeof(struct ocelot_vcap_id)); 102950c6cc5bSVladimir Oltean } 103050c6cc5bSVladimir Oltean 1031aae4e500SVladimir Oltean static int ocelot_vcap_block_get_filter_index(struct ocelot_vcap_block *block, 1032aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 10333c83654fSVladimir Oltean { 1034aae4e500SVladimir Oltean struct ocelot_vcap_filter *tmp; 1035ed5672d8SXiaoliang Yang int index = 0; 10363c83654fSVladimir Oltean 10373c83654fSVladimir Oltean list_for_each_entry(tmp, &block->rules, list) { 103850c6cc5bSVladimir Oltean if (ocelot_vcap_filter_equal(filter, tmp)) 10393c83654fSVladimir Oltean return index; 1040ed5672d8SXiaoliang Yang index++; 1041ed5672d8SXiaoliang Yang } 1042ed5672d8SXiaoliang Yang 1043ed5672d8SXiaoliang Yang return -ENOENT; 10443c83654fSVladimir Oltean } 10453c83654fSVladimir Oltean 1046aae4e500SVladimir Oltean static struct ocelot_vcap_filter* 1047085f5b91SVladimir Oltean ocelot_vcap_block_find_filter_by_index(struct ocelot_vcap_block *block, 1048aae4e500SVladimir Oltean int index) 10493c83654fSVladimir Oltean { 1050aae4e500SVladimir Oltean struct ocelot_vcap_filter *tmp; 10513c83654fSVladimir Oltean int i = 0; 10523c83654fSVladimir Oltean 10533c83654fSVladimir Oltean list_for_each_entry(tmp, &block->rules, list) { 10543c83654fSVladimir Oltean if (i == index) 10553c83654fSVladimir Oltean return tmp; 10563c83654fSVladimir Oltean ++i; 10573c83654fSVladimir Oltean } 10583c83654fSVladimir Oltean 10593c83654fSVladimir Oltean return NULL; 10603c83654fSVladimir Oltean } 10613c83654fSVladimir Oltean 1062085f5b91SVladimir Oltean struct ocelot_vcap_filter * 1063019d9329SVladimir Oltean ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block, 1064019d9329SVladimir Oltean unsigned long cookie, bool tc_offload) 1065085f5b91SVladimir Oltean { 1066085f5b91SVladimir Oltean struct ocelot_vcap_filter *filter; 1067085f5b91SVladimir Oltean 1068085f5b91SVladimir Oltean list_for_each_entry(filter, &block->rules, list) 106950c6cc5bSVladimir Oltean if (filter->id.tc_offload == tc_offload && 107050c6cc5bSVladimir Oltean filter->id.cookie == cookie) 1071085f5b91SVladimir Oltean return filter; 1072085f5b91SVladimir Oltean 1073085f5b91SVladimir Oltean return NULL; 1074085f5b91SVladimir Oltean } 1075e21268efSVladimir Oltean EXPORT_SYMBOL(ocelot_vcap_block_find_filter_by_id); 1076085f5b91SVladimir Oltean 10773c83654fSVladimir Oltean /* If @on=false, then SNAP, ARP, IP and OAM frames will not match on keys based 10783c83654fSVladimir Oltean * on destination and source MAC addresses, but only on higher-level protocol 10793c83654fSVladimir Oltean * information. The only frame types to match on keys containing MAC addresses 10803c83654fSVladimir Oltean * in this case are non-SNAP, non-ARP, non-IP and non-OAM frames. 10813c83654fSVladimir Oltean * 10823c83654fSVladimir Oltean * If @on=true, then the above frame types (SNAP, ARP, IP and OAM) will match 10833c83654fSVladimir Oltean * on MAC_ETYPE keys such as destination and source MAC on this ingress port. 10843c83654fSVladimir Oltean * However the setting has the side effect of making these frames not matching 10853c83654fSVladimir Oltean * on any _other_ keys than MAC_ETYPE ones. 10863c83654fSVladimir Oltean */ 10873c83654fSVladimir Oltean static void ocelot_match_all_as_mac_etype(struct ocelot *ocelot, int port, 1088f854e6f6SVladimir Oltean int lookup, bool on) 10893c83654fSVladimir Oltean { 10903c83654fSVladimir Oltean u32 val = 0; 10913c83654fSVladimir Oltean 10923c83654fSVladimir Oltean if (on) 1093f854e6f6SVladimir Oltean val = ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS(BIT(lookup)) | 1094f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS(BIT(lookup)) | 1095f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS(BIT(lookup)) | 1096f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS(BIT(lookup)) | 1097f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS(BIT(lookup)); 10983c83654fSVladimir Oltean 10993c83654fSVladimir Oltean ocelot_rmw_gix(ocelot, val, 1100f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_SNAP_DIS(BIT(lookup)) | 1101f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_ARP_DIS(BIT(lookup)) | 1102f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_IP_TCPUDP_DIS(BIT(lookup)) | 1103f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_IP_OTHER_DIS(BIT(lookup)) | 1104f854e6f6SVladimir Oltean ANA_PORT_VCAP_S2_CFG_S2_OAM_DIS(BIT(lookup)), 11053c83654fSVladimir Oltean ANA_PORT_VCAP_S2_CFG, port); 11063c83654fSVladimir Oltean } 11073c83654fSVladimir Oltean 1108aae4e500SVladimir Oltean static bool 1109aae4e500SVladimir Oltean ocelot_vcap_is_problematic_mac_etype(struct ocelot_vcap_filter *filter) 11103c83654fSVladimir Oltean { 11113c83654fSVladimir Oltean u16 proto, mask; 11123c83654fSVladimir Oltean 1113aae4e500SVladimir Oltean if (filter->key_type != OCELOT_VCAP_KEY_ETYPE) 11143c83654fSVladimir Oltean return false; 11153c83654fSVladimir Oltean 1116aae4e500SVladimir Oltean proto = ntohs(*(__be16 *)filter->key.etype.etype.value); 1117aae4e500SVladimir Oltean mask = ntohs(*(__be16 *)filter->key.etype.etype.mask); 11183c83654fSVladimir Oltean 11193c83654fSVladimir Oltean /* ETH_P_ALL match, so all protocols below are included */ 11203c83654fSVladimir Oltean if (mask == 0) 11213c83654fSVladimir Oltean return true; 11223c83654fSVladimir Oltean if (proto == ETH_P_ARP) 11233c83654fSVladimir Oltean return true; 11243c83654fSVladimir Oltean if (proto == ETH_P_IP) 11253c83654fSVladimir Oltean return true; 11263c83654fSVladimir Oltean if (proto == ETH_P_IPV6) 11273c83654fSVladimir Oltean return true; 11283c83654fSVladimir Oltean 11293c83654fSVladimir Oltean return false; 11303c83654fSVladimir Oltean } 11313c83654fSVladimir Oltean 1132aae4e500SVladimir Oltean static bool 1133aae4e500SVladimir Oltean ocelot_vcap_is_problematic_non_mac_etype(struct ocelot_vcap_filter *filter) 11343c83654fSVladimir Oltean { 1135aae4e500SVladimir Oltean if (filter->key_type == OCELOT_VCAP_KEY_SNAP) 11363c83654fSVladimir Oltean return true; 1137aae4e500SVladimir Oltean if (filter->key_type == OCELOT_VCAP_KEY_ARP) 11383c83654fSVladimir Oltean return true; 1139aae4e500SVladimir Oltean if (filter->key_type == OCELOT_VCAP_KEY_IPV4) 11403c83654fSVladimir Oltean return true; 1141aae4e500SVladimir Oltean if (filter->key_type == OCELOT_VCAP_KEY_IPV6) 11423c83654fSVladimir Oltean return true; 11433c83654fSVladimir Oltean return false; 11443c83654fSVladimir Oltean } 11453c83654fSVladimir Oltean 1146aae4e500SVladimir Oltean static bool 1147aae4e500SVladimir Oltean ocelot_exclusive_mac_etype_filter_rules(struct ocelot *ocelot, 1148aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 11493c83654fSVladimir Oltean { 11501397a2ebSVladimir Oltean struct ocelot_vcap_block *block = &ocelot->block[filter->block_id]; 1151aae4e500SVladimir Oltean struct ocelot_vcap_filter *tmp; 11523c83654fSVladimir Oltean unsigned long port; 11533c83654fSVladimir Oltean int i; 11543c83654fSVladimir Oltean 1155f854e6f6SVladimir Oltean /* We only have the S2_IP_TCPUDP_DIS set of knobs for VCAP IS2 */ 1156f854e6f6SVladimir Oltean if (filter->block_id != VCAP_IS2) 1157f854e6f6SVladimir Oltean return true; 1158f854e6f6SVladimir Oltean 1159aae4e500SVladimir Oltean if (ocelot_vcap_is_problematic_mac_etype(filter)) { 11603c83654fSVladimir Oltean /* Search for any non-MAC_ETYPE rules on the port */ 11613c83654fSVladimir Oltean for (i = 0; i < block->count; i++) { 1162085f5b91SVladimir Oltean tmp = ocelot_vcap_block_find_filter_by_index(block, i); 1163aae4e500SVladimir Oltean if (tmp->ingress_port_mask & filter->ingress_port_mask && 1164f854e6f6SVladimir Oltean tmp->lookup == filter->lookup && 1165aae4e500SVladimir Oltean ocelot_vcap_is_problematic_non_mac_etype(tmp)) 11663c83654fSVladimir Oltean return false; 11673c83654fSVladimir Oltean } 11683c83654fSVladimir Oltean 1169aae4e500SVladimir Oltean for_each_set_bit(port, &filter->ingress_port_mask, 11703c83654fSVladimir Oltean ocelot->num_phys_ports) 1171f854e6f6SVladimir Oltean ocelot_match_all_as_mac_etype(ocelot, port, 1172f854e6f6SVladimir Oltean filter->lookup, true); 1173aae4e500SVladimir Oltean } else if (ocelot_vcap_is_problematic_non_mac_etype(filter)) { 11743c83654fSVladimir Oltean /* Search for any MAC_ETYPE rules on the port */ 11753c83654fSVladimir Oltean for (i = 0; i < block->count; i++) { 1176085f5b91SVladimir Oltean tmp = ocelot_vcap_block_find_filter_by_index(block, i); 1177aae4e500SVladimir Oltean if (tmp->ingress_port_mask & filter->ingress_port_mask && 1178f854e6f6SVladimir Oltean tmp->lookup == filter->lookup && 1179aae4e500SVladimir Oltean ocelot_vcap_is_problematic_mac_etype(tmp)) 11803c83654fSVladimir Oltean return false; 11813c83654fSVladimir Oltean } 11823c83654fSVladimir Oltean 1183aae4e500SVladimir Oltean for_each_set_bit(port, &filter->ingress_port_mask, 11843c83654fSVladimir Oltean ocelot->num_phys_ports) 1185f854e6f6SVladimir Oltean ocelot_match_all_as_mac_etype(ocelot, port, 1186f854e6f6SVladimir Oltean filter->lookup, false); 11873c83654fSVladimir Oltean } 11883c83654fSVladimir Oltean 11893c83654fSVladimir Oltean return true; 11903c83654fSVladimir Oltean } 11913c83654fSVladimir Oltean 1192aae4e500SVladimir Oltean int ocelot_vcap_filter_add(struct ocelot *ocelot, 1193aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter, 11943c83654fSVladimir Oltean struct netlink_ext_ack *extack) 11953c83654fSVladimir Oltean { 11961397a2ebSVladimir Oltean struct ocelot_vcap_block *block = &ocelot->block[filter->block_id]; 119777043c37SXiaoliang Yang int i, index, ret; 11983c83654fSVladimir Oltean 1199aae4e500SVladimir Oltean if (!ocelot_exclusive_mac_etype_filter_rules(ocelot, filter)) { 12003c83654fSVladimir Oltean NL_SET_ERR_MSG_MOD(extack, 1201f854e6f6SVladimir Oltean "Cannot mix MAC_ETYPE with non-MAC_ETYPE rules, use the other IS2 lookup"); 12023c83654fSVladimir Oltean return -EBUSY; 12033c83654fSVladimir Oltean } 12043c83654fSVladimir Oltean 1205aae4e500SVladimir Oltean /* Add filter to the linked list */ 1206c3d427eaSVladimir Oltean ret = ocelot_vcap_filter_add_to_block(ocelot, block, filter, extack); 120777043c37SXiaoliang Yang if (ret) 120877043c37SXiaoliang Yang return ret; 12093c83654fSVladimir Oltean 1210aae4e500SVladimir Oltean /* Get the index of the inserted filter */ 1211aae4e500SVladimir Oltean index = ocelot_vcap_block_get_filter_index(block, filter); 1212ed5672d8SXiaoliang Yang if (index < 0) 1213ed5672d8SXiaoliang Yang return index; 12143c83654fSVladimir Oltean 1215aae4e500SVladimir Oltean /* Move down the rules to make place for the new filter */ 12163c83654fSVladimir Oltean for (i = block->count - 1; i > index; i--) { 1217aae4e500SVladimir Oltean struct ocelot_vcap_filter *tmp; 1218aae4e500SVladimir Oltean 1219085f5b91SVladimir Oltean tmp = ocelot_vcap_block_find_filter_by_index(block, i); 12201397a2ebSVladimir Oltean vcap_entry_set(ocelot, i, tmp); 12213c83654fSVladimir Oltean } 12223c83654fSVladimir Oltean 1223aae4e500SVladimir Oltean /* Now insert the new filter */ 12241397a2ebSVladimir Oltean vcap_entry_set(ocelot, index, filter); 12253c83654fSVladimir Oltean return 0; 12263c83654fSVladimir Oltean } 12270e9bb4e9SVladimir Oltean EXPORT_SYMBOL(ocelot_vcap_filter_add); 12283c83654fSVladimir Oltean 1229aae4e500SVladimir Oltean static void ocelot_vcap_block_remove_filter(struct ocelot *ocelot, 1230aae4e500SVladimir Oltean struct ocelot_vcap_block *block, 1231aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 12323c83654fSVladimir Oltean { 1233c5a0edaeSVladimir Oltean struct ocelot_vcap_filter *tmp, *n; 12343c83654fSVladimir Oltean 1235c5a0edaeSVladimir Oltean list_for_each_entry_safe(tmp, n, &block->rules, list) { 123650c6cc5bSVladimir Oltean if (ocelot_vcap_filter_equal(filter, tmp)) { 1237c3d427eaSVladimir Oltean ocelot_vcap_filter_del_aux_resources(ocelot, tmp); 1238c5a0edaeSVladimir Oltean list_del(&tmp->list); 12393c83654fSVladimir Oltean kfree(tmp); 12403c83654fSVladimir Oltean } 12413c83654fSVladimir Oltean } 12423c83654fSVladimir Oltean 12433c83654fSVladimir Oltean block->count--; 12443c83654fSVladimir Oltean } 12453c83654fSVladimir Oltean 1246aae4e500SVladimir Oltean int ocelot_vcap_filter_del(struct ocelot *ocelot, 1247aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 12483c83654fSVladimir Oltean { 12491397a2ebSVladimir Oltean struct ocelot_vcap_block *block = &ocelot->block[filter->block_id]; 1250aae4e500SVladimir Oltean struct ocelot_vcap_filter del_filter; 12513c83654fSVladimir Oltean int i, index; 12523c83654fSVladimir Oltean 1253aae4e500SVladimir Oltean memset(&del_filter, 0, sizeof(del_filter)); 12543c83654fSVladimir Oltean 1255aae4e500SVladimir Oltean /* Gets index of the filter */ 1256aae4e500SVladimir Oltean index = ocelot_vcap_block_get_filter_index(block, filter); 1257ed5672d8SXiaoliang Yang if (index < 0) 1258ed5672d8SXiaoliang Yang return index; 12593c83654fSVladimir Oltean 1260aae4e500SVladimir Oltean /* Delete filter */ 1261aae4e500SVladimir Oltean ocelot_vcap_block_remove_filter(ocelot, block, filter); 12623c83654fSVladimir Oltean 1263aae4e500SVladimir Oltean /* Move up all the blocks over the deleted filter */ 12643c83654fSVladimir Oltean for (i = index; i < block->count; i++) { 1265aae4e500SVladimir Oltean struct ocelot_vcap_filter *tmp; 1266aae4e500SVladimir Oltean 1267085f5b91SVladimir Oltean tmp = ocelot_vcap_block_find_filter_by_index(block, i); 12681397a2ebSVladimir Oltean vcap_entry_set(ocelot, i, tmp); 12693c83654fSVladimir Oltean } 12703c83654fSVladimir Oltean 1271aae4e500SVladimir Oltean /* Now delete the last filter, because it is duplicated */ 12721397a2ebSVladimir Oltean vcap_entry_set(ocelot, block->count, &del_filter); 12733c83654fSVladimir Oltean 12743c83654fSVladimir Oltean return 0; 12753c83654fSVladimir Oltean } 12760e9bb4e9SVladimir Oltean EXPORT_SYMBOL(ocelot_vcap_filter_del); 12773c83654fSVladimir Oltean 127895706be1SVladimir Oltean int ocelot_vcap_filter_replace(struct ocelot *ocelot, 127995706be1SVladimir Oltean struct ocelot_vcap_filter *filter) 128095706be1SVladimir Oltean { 128195706be1SVladimir Oltean struct ocelot_vcap_block *block = &ocelot->block[filter->block_id]; 128295706be1SVladimir Oltean int index; 128395706be1SVladimir Oltean 128495706be1SVladimir Oltean index = ocelot_vcap_block_get_filter_index(block, filter); 128595706be1SVladimir Oltean if (index < 0) 128695706be1SVladimir Oltean return index; 128795706be1SVladimir Oltean 128895706be1SVladimir Oltean vcap_entry_set(ocelot, index, filter); 128995706be1SVladimir Oltean 129095706be1SVladimir Oltean return 0; 129195706be1SVladimir Oltean } 129295706be1SVladimir Oltean EXPORT_SYMBOL(ocelot_vcap_filter_replace); 129395706be1SVladimir Oltean 1294aae4e500SVladimir Oltean int ocelot_vcap_filter_stats_update(struct ocelot *ocelot, 1295aae4e500SVladimir Oltean struct ocelot_vcap_filter *filter) 12963c83654fSVladimir Oltean { 12971397a2ebSVladimir Oltean struct ocelot_vcap_block *block = &ocelot->block[filter->block_id]; 129898642d1aSVladimir Oltean struct ocelot_vcap_filter tmp; 12993c83654fSVladimir Oltean int index; 13003c83654fSVladimir Oltean 1301aae4e500SVladimir Oltean index = ocelot_vcap_block_get_filter_index(block, filter); 1302ed5672d8SXiaoliang Yang if (index < 0) 1303ed5672d8SXiaoliang Yang return index; 1304ed5672d8SXiaoliang Yang 13051397a2ebSVladimir Oltean vcap_entry_get(ocelot, index, filter); 13063c83654fSVladimir Oltean 13073c83654fSVladimir Oltean /* After we get the result we need to clear the counters */ 130898642d1aSVladimir Oltean tmp = *filter; 130998642d1aSVladimir Oltean tmp.stats.pkts = 0; 13101397a2ebSVladimir Oltean vcap_entry_set(ocelot, index, &tmp); 13113c83654fSVladimir Oltean 13123c83654fSVladimir Oltean return 0; 13133c83654fSVladimir Oltean } 13143c83654fSVladimir Oltean 1315c1c3993eSVladimir Oltean static void ocelot_vcap_init_one(struct ocelot *ocelot, 1316c1c3993eSVladimir Oltean const struct vcap_props *vcap) 13173c83654fSVladimir Oltean { 13183c83654fSVladimir Oltean struct vcap_data data; 13193c83654fSVladimir Oltean 13203c83654fSVladimir Oltean memset(&data, 0, sizeof(data)); 13213c83654fSVladimir Oltean 1322c1c3993eSVladimir Oltean vcap_entry2cache(ocelot, vcap, &data); 1323c1c3993eSVladimir Oltean ocelot_target_write(ocelot, vcap->target, vcap->entry_count, 1324c1c3993eSVladimir Oltean VCAP_CORE_MV_CFG); 1325c1c3993eSVladimir Oltean vcap_cmd(ocelot, vcap, 0, VCAP_CMD_INITIALIZE, VCAP_SEL_ENTRY); 13263c83654fSVladimir Oltean 1327c1c3993eSVladimir Oltean vcap_action2cache(ocelot, vcap, &data); 1328c1c3993eSVladimir Oltean ocelot_target_write(ocelot, vcap->target, vcap->action_count, 1329c1c3993eSVladimir Oltean VCAP_CORE_MV_CFG); 1330c1c3993eSVladimir Oltean vcap_cmd(ocelot, vcap, 0, VCAP_CMD_INITIALIZE, 13313c83654fSVladimir Oltean VCAP_SEL_ACTION | VCAP_SEL_COUNTER); 1332c1c3993eSVladimir Oltean } 1333c1c3993eSVladimir Oltean 133420968054SVladimir Oltean static void ocelot_vcap_detect_constants(struct ocelot *ocelot, 133520968054SVladimir Oltean struct vcap_props *vcap) 133620968054SVladimir Oltean { 133720968054SVladimir Oltean int counter_memory_width; 133820968054SVladimir Oltean int num_default_actions; 133920968054SVladimir Oltean int version; 134020968054SVladimir Oltean 134120968054SVladimir Oltean version = ocelot_target_read(ocelot, vcap->target, 134220968054SVladimir Oltean VCAP_CONST_VCAP_VER); 134320968054SVladimir Oltean /* Only version 0 VCAP supported for now */ 134420968054SVladimir Oltean if (WARN_ON(version != 0)) 134520968054SVladimir Oltean return; 134620968054SVladimir Oltean 134720968054SVladimir Oltean /* Width in bits of type-group field */ 134820968054SVladimir Oltean vcap->tg_width = ocelot_target_read(ocelot, vcap->target, 134920968054SVladimir Oltean VCAP_CONST_ENTRY_TG_WIDTH); 135020968054SVladimir Oltean /* Number of subwords per TCAM row */ 135120968054SVladimir Oltean vcap->sw_count = ocelot_target_read(ocelot, vcap->target, 135220968054SVladimir Oltean VCAP_CONST_ENTRY_SWCNT); 135320968054SVladimir Oltean /* Number of rows in TCAM. There can be this many full keys, or double 135420968054SVladimir Oltean * this number half keys, or 4 times this number quarter keys. 135520968054SVladimir Oltean */ 135620968054SVladimir Oltean vcap->entry_count = ocelot_target_read(ocelot, vcap->target, 135720968054SVladimir Oltean VCAP_CONST_ENTRY_CNT); 135820968054SVladimir Oltean /* Assuming there are 4 subwords per TCAM row, their layout in the 135920968054SVladimir Oltean * actual TCAM (not in the cache) would be: 136020968054SVladimir Oltean * 136120968054SVladimir Oltean * | SW 3 | TG 3 | SW 2 | TG 2 | SW 1 | TG 1 | SW 0 | TG 0 | 136220968054SVladimir Oltean * 136320968054SVladimir Oltean * (where SW=subword and TG=Type-Group). 136420968054SVladimir Oltean * 136520968054SVladimir Oltean * What VCAP_CONST_ENTRY_CNT is giving us is the width of one full TCAM 136620968054SVladimir Oltean * row. But when software accesses the TCAM through the cache 136720968054SVladimir Oltean * registers, the Type-Group values are written through another set of 136820968054SVladimir Oltean * registers VCAP_TG_DAT, and therefore, it appears as though the 4 136920968054SVladimir Oltean * subwords are contiguous in the cache memory. 137020968054SVladimir Oltean * Important mention: regardless of the number of key entries per row 137120968054SVladimir Oltean * (and therefore of key size: 1 full key or 2 half keys or 4 quarter 137220968054SVladimir Oltean * keys), software always has to configure 4 Type-Group values. For 137320968054SVladimir Oltean * example, in the case of 1 full key, the driver needs to set all 4 137420968054SVladimir Oltean * Type-Group to be full key. 137520968054SVladimir Oltean * 137620968054SVladimir Oltean * For this reason, we need to fix up the value that the hardware is 137720968054SVladimir Oltean * giving us. We don't actually care about the width of the entry in 137820968054SVladimir Oltean * the TCAM. What we care about is the width of the entry in the cache 137920968054SVladimir Oltean * registers, which is how we get to interact with it. And since the 138020968054SVladimir Oltean * VCAP_ENTRY_DAT cache registers access only the subwords and not the 138120968054SVladimir Oltean * Type-Groups, this means we need to subtract the width of the 138220968054SVladimir Oltean * Type-Groups when packing and unpacking key entry data in a TCAM row. 138320968054SVladimir Oltean */ 138420968054SVladimir Oltean vcap->entry_width = ocelot_target_read(ocelot, vcap->target, 138520968054SVladimir Oltean VCAP_CONST_ENTRY_WIDTH); 138620968054SVladimir Oltean vcap->entry_width -= vcap->tg_width * vcap->sw_count; 138720968054SVladimir Oltean num_default_actions = ocelot_target_read(ocelot, vcap->target, 138820968054SVladimir Oltean VCAP_CONST_ACTION_DEF_CNT); 138920968054SVladimir Oltean vcap->action_count = vcap->entry_count + num_default_actions; 139020968054SVladimir Oltean vcap->action_width = ocelot_target_read(ocelot, vcap->target, 139120968054SVladimir Oltean VCAP_CONST_ACTION_WIDTH); 139220968054SVladimir Oltean /* The width of the counter memory, this is the complete width of all 139320968054SVladimir Oltean * counter-fields associated with one full-word entry. There is one 139420968054SVladimir Oltean * counter per entry sub-word (see CAP_CORE::ENTRY_SWCNT for number of 139520968054SVladimir Oltean * subwords.) 139620968054SVladimir Oltean */ 139720968054SVladimir Oltean vcap->counter_words = vcap->sw_count; 139820968054SVladimir Oltean counter_memory_width = ocelot_target_read(ocelot, vcap->target, 139920968054SVladimir Oltean VCAP_CONST_CNT_WIDTH); 140020968054SVladimir Oltean vcap->counter_width = counter_memory_width / vcap->counter_words; 140120968054SVladimir Oltean } 140220968054SVladimir Oltean 1403c1c3993eSVladimir Oltean int ocelot_vcap_init(struct ocelot *ocelot) 1404c1c3993eSVladimir Oltean { 140520968054SVladimir Oltean int i; 14063c83654fSVladimir Oltean 14073c83654fSVladimir Oltean /* Create a policer that will drop the frames for the cpu. 14083c83654fSVladimir Oltean * This policer will be used as action in the acl rules to drop 14093c83654fSVladimir Oltean * frames. 14103c83654fSVladimir Oltean */ 14113c83654fSVladimir Oltean ocelot_write_gix(ocelot, 0x299, ANA_POL_MODE_CFG, 14123c83654fSVladimir Oltean OCELOT_POLICER_DISCARD); 14133c83654fSVladimir Oltean ocelot_write_gix(ocelot, 0x1, ANA_POL_PIR_CFG, 14143c83654fSVladimir Oltean OCELOT_POLICER_DISCARD); 14153c83654fSVladimir Oltean ocelot_write_gix(ocelot, 0x3fffff, ANA_POL_PIR_STATE, 14163c83654fSVladimir Oltean OCELOT_POLICER_DISCARD); 14173c83654fSVladimir Oltean ocelot_write_gix(ocelot, 0x0, ANA_POL_CIR_CFG, 14183c83654fSVladimir Oltean OCELOT_POLICER_DISCARD); 14193c83654fSVladimir Oltean ocelot_write_gix(ocelot, 0x3fffff, ANA_POL_CIR_STATE, 14203c83654fSVladimir Oltean OCELOT_POLICER_DISCARD); 14213c83654fSVladimir Oltean 142220968054SVladimir Oltean for (i = 0; i < OCELOT_NUM_VCAP_BLOCKS; i++) { 14231397a2ebSVladimir Oltean struct ocelot_vcap_block *block = &ocelot->block[i]; 142420968054SVladimir Oltean struct vcap_props *vcap = &ocelot->vcap[i]; 142520968054SVladimir Oltean 14261397a2ebSVladimir Oltean INIT_LIST_HEAD(&block->rules); 14271397a2ebSVladimir Oltean 142820968054SVladimir Oltean ocelot_vcap_detect_constants(ocelot, vcap); 142920968054SVladimir Oltean ocelot_vcap_init_one(ocelot, vcap); 143020968054SVladimir Oltean } 143120968054SVladimir Oltean 14321397a2ebSVladimir Oltean INIT_LIST_HEAD(&ocelot->dummy_rules); 1433e42bd4edSVladimir Oltean INIT_LIST_HEAD(&ocelot->traps); 143477043c37SXiaoliang Yang INIT_LIST_HEAD(&ocelot->vcap_pol.pol_list); 14353c83654fSVladimir Oltean 14363c83654fSVladimir Oltean return 0; 14373c83654fSVladimir Oltean } 1438