extern struct mutex smi_lock;
extern struct rtl83xx_soc_info soc_info;
+/* Definition of the RTL931X-specific template field IDs as used in the PIE */
+enum template_field_id {
+ TEMPLATE_FIELD_SPM0 = 1,
+ TEMPLATE_FIELD_SPM1 = 2,
+ TEMPLATE_FIELD_SPM2 = 3,
+ TEMPLATE_FIELD_SPM3 = 4,
+ TEMPLATE_FIELD_DMAC0 = 9,
+ TEMPLATE_FIELD_DMAC1 = 10,
+ TEMPLATE_FIELD_DMAC2 = 11,
+ TEMPLATE_FIELD_SMAC0 = 12,
+ TEMPLATE_FIELD_SMAC1 = 13,
+ TEMPLATE_FIELD_SMAC2 = 14,
+ TEMPLATE_FIELD_ETHERTYPE = 15,
+ TEMPLATE_FIELD_OTAG = 16,
+ TEMPLATE_FIELD_ITAG = 17,
+ TEMPLATE_FIELD_SIP0 = 18,
+ TEMPLATE_FIELD_SIP1 = 19,
+ TEMPLATE_FIELD_DIP0 = 20,
+ TEMPLATE_FIELD_DIP1 = 21,
+ TEMPLATE_FIELD_IP_TOS_PROTO = 22,
+ TEMPLATE_FIELD_L4_SPORT = 23,
+ TEMPLATE_FIELD_L4_DPORT = 24,
+ TEMPLATE_FIELD_L34_HEADER = 25,
+ TEMPLATE_FIELD_TCP_INFO = 26,
+ TEMPLATE_FIELD_SIP2 = 34,
+ TEMPLATE_FIELD_SIP3 = 35,
+ TEMPLATE_FIELD_SIP4 = 36,
+ TEMPLATE_FIELD_SIP5 = 37,
+ TEMPLATE_FIELD_SIP6 = 38,
+ TEMPLATE_FIELD_SIP7 = 39,
+ TEMPLATE_FIELD_DIP2 = 42,
+ TEMPLATE_FIELD_DIP3 = 43,
+ TEMPLATE_FIELD_DIP4 = 44,
+ TEMPLATE_FIELD_DIP5 = 45,
+ TEMPLATE_FIELD_DIP6 = 46,
+ TEMPLATE_FIELD_DIP7 = 47,
+ TEMPLATE_FIELD_FLOW_LABEL = 49,
+ TEMPLATE_FIELD_DSAP_SSAP = 50,
+ TEMPLATE_FIELD_FWD_VID = 52,
+ TEMPLATE_FIELD_RANGE_CHK = 53,
+ TEMPLATE_FIELD_SLP = 55,
+ TEMPLATE_FIELD_DLP = 56,
+ TEMPLATE_FIELD_META_DATA = 57,
+ TEMPLATE_FIELD_FIRST_MPLS1 = 60,
+ TEMPLATE_FIELD_FIRST_MPLS2 = 61,
+ TEMPLATE_FIELD_DPM3 = 8,
+};
+
+/* The meaning of TEMPLATE_FIELD_VLAN depends on phase and the configuration in
+ * RTL931X_PIE_CTRL. We use always the same definition and map to the inner VLAN tag:
+ */
+#define TEMPLATE_FIELD_VLAN TEMPLATE_FIELD_ITAG
+
+// Number of fixed templates predefined in the RTL9300 SoC
+#define N_FIXED_TEMPLATES 5
+// RTL931x specific predefined templates
+static enum template_field_id fixed_templates[N_FIXED_TEMPLATES][N_FIXED_FIELDS_RTL931X] =
+{
+ {
+ TEMPLATE_FIELD_DMAC0, TEMPLATE_FIELD_DMAC1, TEMPLATE_FIELD_DMAC2,
+ TEMPLATE_FIELD_SMAC0, TEMPLATE_FIELD_SMAC1, TEMPLATE_FIELD_SMAC2,
+ TEMPLATE_FIELD_VLAN, TEMPLATE_FIELD_IP_TOS_PROTO, TEMPLATE_FIELD_DSAP_SSAP,
+ TEMPLATE_FIELD_ETHERTYPE, TEMPLATE_FIELD_SPM0, TEMPLATE_FIELD_SPM1,
+ TEMPLATE_FIELD_SPM2, TEMPLATE_FIELD_SPM3
+ }, {
+ TEMPLATE_FIELD_SIP0, TEMPLATE_FIELD_SIP1, TEMPLATE_FIELD_DIP0,
+ TEMPLATE_FIELD_DIP1, TEMPLATE_FIELD_IP_TOS_PROTO, TEMPLATE_FIELD_TCP_INFO,
+ TEMPLATE_FIELD_L4_SPORT, TEMPLATE_FIELD_L4_DPORT, TEMPLATE_FIELD_VLAN,
+ TEMPLATE_FIELD_RANGE_CHK, TEMPLATE_FIELD_SPM0, TEMPLATE_FIELD_SPM1,
+ TEMPLATE_FIELD_SPM2, TEMPLATE_FIELD_SPM3
+ }, {
+ TEMPLATE_FIELD_DMAC0, TEMPLATE_FIELD_DMAC1, TEMPLATE_FIELD_DMAC2,
+ TEMPLATE_FIELD_VLAN, TEMPLATE_FIELD_ETHERTYPE, TEMPLATE_FIELD_IP_TOS_PROTO,
+ TEMPLATE_FIELD_SIP0, TEMPLATE_FIELD_SIP1, TEMPLATE_FIELD_DIP0,
+ TEMPLATE_FIELD_DIP1, TEMPLATE_FIELD_L4_SPORT, TEMPLATE_FIELD_L4_DPORT,
+ TEMPLATE_FIELD_META_DATA, TEMPLATE_FIELD_SLP
+ }, {
+ TEMPLATE_FIELD_DIP0, TEMPLATE_FIELD_DIP1, TEMPLATE_FIELD_DIP2,
+ TEMPLATE_FIELD_DIP3, TEMPLATE_FIELD_DIP4, TEMPLATE_FIELD_DIP5,
+ TEMPLATE_FIELD_DIP6, TEMPLATE_FIELD_DIP7, TEMPLATE_FIELD_IP_TOS_PROTO,
+ TEMPLATE_FIELD_TCP_INFO, TEMPLATE_FIELD_L4_SPORT, TEMPLATE_FIELD_L4_DPORT,
+ TEMPLATE_FIELD_RANGE_CHK, TEMPLATE_FIELD_SLP
+ }, {
+ TEMPLATE_FIELD_SIP0, TEMPLATE_FIELD_SIP1, TEMPLATE_FIELD_SIP2,
+ TEMPLATE_FIELD_SIP3, TEMPLATE_FIELD_SIP4, TEMPLATE_FIELD_SIP5,
+ TEMPLATE_FIELD_SIP6, TEMPLATE_FIELD_SIP7, TEMPLATE_FIELD_META_DATA,
+ TEMPLATE_FIELD_VLAN, TEMPLATE_FIELD_SPM0, TEMPLATE_FIELD_SPM1,
+ TEMPLATE_FIELD_SPM2, TEMPLATE_FIELD_SPM3
+ },
+};
+
inline void rtl931x_exec_tbl0_cmd(u32 cmd)
{
sw_w32(cmd, RTL931X_TBL_ACCESS_CTRL_0);
profile[0] = sw_r32(RTL931X_VLAN_PROFILE_SET(index));
profile[1] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 4) & 0x1FFFFFFFULL) << 32
| (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 8) & 0xFFFFFFFF);
- profile[2] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 16) & 0xFFFFFFFFULL) << 32
- | (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 12) & 0x1FFFFFFULL);
+ profile[2] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 16) & 0x1FFFFFFFULL) << 32
+ | (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 12) & 0xFFFFFFFF);
profile[3] = (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 20) & 0x1FFFFFFFULL) << 32
| (sw_r32(RTL931X_VLAN_PROFILE_SET(index) + 24) & 0xFFFFFFFF);
int i;
u32 cmd = 1 << 20 /* Execute cmd */
| 0 << 19 /* Read */
- | 2 << 15 /* Table type 0b10 */
+ | 5 << 15 /* Table type 0b101 */
| (msti & 0x3fff);
priv->r->exec_tbl0_cmd(cmd);
w = sw_r32(rtl_table_data(r, 1));
x = sw_r32(rtl_table_data(r, 2));
y = sw_r32(rtl_table_data(r, 3));
- pr_debug("VLAN_READ %d: %08x %08x\n", vlan, v, w);
rtl_table_release(r);
+ pr_debug("VLAN_READ %d: %08x %08x %08x %08x\n", vlan, v, w, x, y);
info->tagged_ports = ((u64) v) << 25 | (w >> 7);
info->profile_id = (x >> 16) & 0xf;
- info->hash_mc_fid = !!(x & BIT(30));
+ info->fid = w & 0x7f; // AKA MSTI depending on context
info->hash_uc_fid = !!(x & BIT(31));
- info->fid = w & 0x7f;
- // TODO: use also info in 4th register
+ info->hash_mc_fid = !!(x & BIT(30));
+ info->if_id = (x >> 20) & 0x3ff;
+ info->profile_id = (x >> 16) & 0xf;
+ info->multicast_grp_mask = x & 0xffff;
+ if (x & BIT(31))
+ info->l2_tunnel_list_id = y >> 18;
+ else
+ info->l2_tunnel_list_id = -1;
+ pr_debug("%s read tagged %016llx, profile-id %d, uc %d, mc %d, intf-id %d\n", __func__,
+ info->tagged_ports, info->profile_id, info->hash_uc_fid, info->hash_mc_fid,
+ info->if_id);
// Read UNTAG table via table register 3
r = rtl_table_get(RTL9310_TBL_3, 0);
static void rtl931x_vlan_set_tagged(u32 vlan, struct rtl838x_vlan_info *info)
{
- u32 v, w, x;
+ u32 v, w, x, y;
// Access VLAN table (1) via register 0
struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 3);
- v = info->tagged_ports << 7;
- w = (info->tagged_ports & 0x7f000000) << 25;
- w |= (u32)info->fid;
- x = info->profile_id << 16;
- w |= info->hash_mc_fid ? BIT(30) : 0;
- w |= info->hash_uc_fid ? BIT(31) : 0;
- // TODO: use also info in 4th register
+ v = info->tagged_ports >> 25;
+ w = (info->tagged_ports & 0x1fffff) << 7;
+ w |= info->fid & 0x7f;
+ x = info->hash_uc_fid ? BIT(31) : 0;
+ x |= info->hash_mc_fid ? BIT(30) : 0;
+ x |= info->if_id & 0x3ff << 20;
+ x |= (info->profile_id & 0xf) << 16;
+ x |= info->multicast_grp_mask & 0xffff;
+ if (info->l2_tunnel_list_id >= 0) {
+ y = info->l2_tunnel_list_id << 18;
+ y |= BIT(31);
+ } else {
+ y = 0;
+ }
sw_w32(v, rtl_table_data(r, 0));
sw_w32(w, rtl_table_data(r, 1));
sw_w32(x, rtl_table_data(r, 2));
+ sw_w32(y, rtl_table_data(r, 3));
rtl_table_write(r, vlan);
rtl_table_release(r);
static inline int rtl931x_mac_link_spd_sts(int p)
{
- return RTL931X_MAC_LINK_SPD_STS(p);
+ return RTL931X_MAC_LINK_SPD_STS + (((p >> 3) << 2));
}
static inline int rtl931x_mac_port_ctrl(int p)
{
- return RTL931X_MAC_PORT_CTRL(p);
+ return RTL931X_MAC_L2_PORT_CTRL + (p << 7);
}
static inline int rtl931x_l2_port_new_salrn(int p)
return RTL931X_L2_PORT_NEW_SA_FWD(p);
}
-static u64 rtl931x_read_l2_entry_using_hash(u32 hash, u32 position, struct rtl838x_l2_entry *e)
-{
- u64 entry = 0;
-
- // TODO: Implement
- return entry;
-}
-
-static u64 rtl931x_read_cam(int idx, struct rtl838x_l2_entry *e)
-{
- u64 entry = 0;
-
- // TODO: Implement
- return entry;
-}
-
irqreturn_t rtl931x_switch_irq(int irq, void *dev_id)
{
struct dsa_switch *ds = dev_id;
/* Clear status */
rtl839x_set_port_reg_le(ports, RTL931X_ISR_PORT_LINK_STS_CHG);
- pr_info("RTL9310 Link change: status: %x, ports %llx\n", status, ports);
+ pr_debug("RTL931X Link change: status: %x, ports %016llx\n", status, ports);
+
+ link = rtl839x_get_port_reg_le(RTL931X_MAC_LINK_STS);
+ // Must re-read this to get correct status
+ link = rtl839x_get_port_reg_le(RTL931X_MAC_LINK_STS);
+ pr_debug("RTL931X Link change: status: %x, link status %016llx\n", status, link);
for (i = 0; i < 56; i++) {
if (ports & BIT_ULL(i)) {
- link = rtl839x_get_port_reg_le(RTL931X_MAC_LINK_STS);
- if (link & BIT_ULL(i))
+ if (link & BIT_ULL(i)) {
+ pr_info("%s port %d up\n", __func__, i);
dsa_port_phylink_mac_change(ds, i, true);
- else
+ } else {
+ pr_info("%s port %d down\n", __func__, i);
dsa_port_phylink_mac_change(ds, i, false);
+ }
}
}
return IRQ_HANDLED;
return -ENOTSUPP;
mutex_lock(&smi_lock);
+ pr_debug("%s: writing to phy %d %d %d %d\n", __func__, port, page, reg, val);
/* Clear both port registers */
sw_w32(0, RTL931X_SMI_INDRT_ACCESS_CTRL_2);
sw_w32(0, RTL931X_SMI_INDRT_ACCESS_CTRL_2 + 4);
- sw_w32_mask(0, BIT(port), RTL931X_SMI_INDRT_ACCESS_CTRL_2+ (port % 32) * 4);
+ sw_w32_mask(0, BIT(port % 32), RTL931X_SMI_INDRT_ACCESS_CTRL_2 + (port / 32) * 4);
- sw_w32_mask(0xffff0000, val << 16, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
+ sw_w32_mask(0xffff, val, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
v = reg << 6 | page << 11 ;
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
sw_w32(0x1ff, RTL931X_SMI_INDRT_ACCESS_CTRL_1);
- v |= 1 << 3 | 1; /* Write operation and execute */
+ v |= BIT(4) | 1; /* Write operation and execute */
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
do {
mutex_lock(&smi_lock);
- sw_w32_mask(0xffff, port, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
- v = reg << 6 | page << 11; // TODO: ACCESS Offset? Park page
- sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
-
- sw_w32(0x1ff, RTL931X_SMI_INDRT_ACCESS_CTRL_1);
+ sw_w32(port << 5, RTL931X_SMI_INDRT_ACCESS_BC_PHYID_CTRL);
- v |= 1;
+ v = reg << 6 | page << 11 | 1;
sw_w32(v, RTL931X_SMI_INDRT_ACCESS_CTRL_0);
do {
} while (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0) & 0x1);
- *val = (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_3) & 0xffff0000) >> 16;
+ v = sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0);
+ *val = sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_3);
+ *val = (*val & 0xffff0000) >> 16;
- pr_info("%s: port %d, page: %d, reg: %x, val: %x\n", __func__, port, page, reg, *val);
+ pr_debug("%s: port %d, page: %d, reg: %x, val: %x, v: %08x\n",
+ __func__, port, page, reg, *val, v);
mutex_unlock(&smi_lock);
return 0;
{
int err = 0;
u32 v;
- int type = 1; // TODO: For C45 PHYs need to set to 2
+ int type = 2; // TODO:2, for C45 PHYs need to set to 1 sometimes
mutex_lock(&smi_lock);
v = sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_0);
} while (v & BIT(0));
- // There is no error-checking via BIT 1 of v, as it does not seem to be set correctly
+ // Check for error condition
+ if (v & BIT(1))
+ err = -EIO;
- *val = (sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_3) & 0xffff);
+ *val = sw_r32(RTL931X_SMI_INDRT_ACCESS_CTRL_3) >> 16;
pr_debug("%s: port %d, regnum: %x, val: %x (err %d)\n", __func__, port, regnum, *val, err);
sw_w32(port << 5, RTL931X_SMI_INDRT_ACCESS_BC_PHYID_CTRL);
// Set data to write
- sw_w32_mask(0xffff << 16, val << 16, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
+ sw_w32_mask(0xffff, val, RTL931X_SMI_INDRT_ACCESS_CTRL_3);
// Set MMD device number and register to write to
sw_w32(devnum << 16 | (regnum & 0xffff), RTL931X_SMI_INDRT_ACCESS_MMD_CTRL);
pr_info("CPU_PORT> %16llx\n", ptr[52]);
}
+void rtl931x_set_receive_management_action(int port, rma_ctrl_t type, action_type_t action)
+{
+ u32 value = 0;
+
+ /* hack for value mapping */
+ if (type == GRATARP && action == COPY2CPU)
+ action = TRAP2MASTERCPU;
+
+ switch(action) {
+ case FORWARD:
+ value = 0;
+ break;
+ case DROP:
+ value = 1;
+ break;
+ case TRAP2CPU:
+ value = 2;
+ break;
+ case TRAP2MASTERCPU:
+ value = 3;
+ break;
+ case FLOODALL:
+ value = 4;
+ break;
+ default:
+ break;
+ }
+
+ switch(type) {
+ case BPDU:
+ sw_w32_mask(7 << ((port % 10) * 3), value << ((port % 10) * 3), RTL931X_RMA_BPDU_CTRL + ((port / 10) << 2));
+ break;
+ case PTP:
+ //udp
+ sw_w32_mask(3 << 2, value << 2, RTL931X_RMA_PTP_CTRL + (port << 2));
+ //eth2
+ sw_w32_mask(3, value, RTL931X_RMA_PTP_CTRL + (port << 2));
+ break;
+ case PTP_UDP:
+ sw_w32_mask(3 << 2, value << 2, RTL931X_RMA_PTP_CTRL + (port << 2));
+ break;
+ case PTP_ETH2:
+ sw_w32_mask(3, value, RTL931X_RMA_PTP_CTRL + (port << 2));
+ break;
+ case LLTP:
+ sw_w32_mask(7 << ((port % 10) * 3), value << ((port % 10) * 3), RTL931X_RMA_LLTP_CTRL + ((port / 10) << 2));
+ break;
+ case EAPOL:
+ sw_w32_mask(7 << ((port % 10) * 3), value << ((port % 10) * 3), RTL931X_RMA_EAPOL_CTRL + ((port / 10) << 2));
+ break;
+ case GRATARP:
+ sw_w32_mask(3 << ((port & 0xf) << 1), value << ((port & 0xf) << 1), RTL931X_TRAP_ARP_GRAT_PORT_ACT + ((port >> 4) << 2));
+ break;
+ }
+}
+
+u64 rtl931x_traffic_get(int source)
+{
+ u32 v;
+ struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 6);
+
+ rtl_table_read(r, source);
+ v = sw_r32(rtl_table_data(r, 0));
+ rtl_table_release(r);
+ return v >> 3;
+}
+
+/*
+ * Enable traffic between a source port and a destination port matrix
+ */
+void rtl931x_traffic_set(int source, u64 dest_matrix)
+{
+ struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 6);
+
+ sw_w32((dest_matrix << 3), rtl_table_data(r, 0));
+ rtl_table_write(r, source);
+ rtl_table_release(r);
+}
+
+void rtl931x_traffic_enable(int source, int dest)
+{
+ struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 6);
+ rtl_table_read(r, source);
+ sw_w32_mask(0, BIT(dest + 3), rtl_table_data(r, 0));
+ rtl_table_write(r, source);
+ rtl_table_release(r);
+}
+
+void rtl931x_traffic_disable(int source, int dest)
+{
+ struct table_reg *r = rtl_table_get(RTL9310_TBL_0, 6);
+ rtl_table_read(r, source);
+ sw_w32_mask(BIT(dest + 3), 0, rtl_table_data(r, 0));
+ rtl_table_write(r, source);
+ rtl_table_release(r);
+}
+
+static u64 rtl931x_l2_hash_seed(u64 mac, u32 vid)
+{
+ u64 v = vid;
+
+ v <<= 48;
+ v |= mac;
+
+ return v;
+}
+
+/*
+ * Calculate both the block 0 and the block 1 hash by applyingthe same hash
+ * algorithm as the one used currently by the ASIC to the seed, and return
+ * both hashes in the lower and higher word of the return value since only 12 bit of
+ * the hash are significant.
+ */
+static u32 rtl931x_l2_hash_key(struct rtl838x_switch_priv *priv, u64 seed)
+{
+ u32 h, h0, h1, h2, h3, h4, k0, k1;
+
+ h0 = seed & 0xfff;
+ h1 = (seed >> 12) & 0xfff;
+ h2 = (seed >> 24) & 0xfff;
+ h3 = (seed >> 36) & 0xfff;
+ h4 = (seed >> 48) & 0xfff;
+ h4 = ((h4 & 0x7) << 9) | ((h4 >> 3) & 0x1ff);
+ k0 = h0 ^ h1 ^ h2 ^ h3 ^ h4;
+
+ h0 = seed & 0xfff;
+ h0 = ((h0 & 0x1ff) << 3) | ((h0 >> 9) & 0x7);
+ h1 = (seed >> 12) & 0xfff;
+ h1 = ((h1 & 0x3f) << 6) | ((h1 >> 6) & 0x3f);
+ h2 = (seed >> 24) & 0xfff;
+ h3 = (seed >> 36) & 0xfff;
+ h3 = ((h3 & 0x3f) << 6) | ((h3 >> 6) & 0x3f);
+ h4 = (seed >> 48) & 0xfff;
+ k1 = h0 ^ h1 ^ h2 ^ h3 ^ h4;
+
+ // Algorithm choice for block 0
+ if (sw_r32(RTL931X_L2_CTRL) & BIT(0))
+ h = k1;
+ else
+ h = k0;
+
+ /* Algorithm choice for block 1
+ * Since k0 and k1 are < 4096, adding 4096 will offset the hash into the second
+ * half of hash-space
+ * 4096 is in fact the hash-table size 32768 divided by 4 hashes per bucket
+ * divided by 2 to divide the hash space in 2
+ */
+ if (sw_r32(RTL931X_L2_CTRL) & BIT(1))
+ h |= (k1 + 4096) << 16;
+ else
+ h |= (k0 + 4096) << 16;
+
+ return h;
+}
+
+/*
+ * Fills an L2 entry structure from the SoC registers
+ */
+static void rtl931x_fill_l2_entry(u32 r[], struct rtl838x_l2_entry *e)
+{
+ pr_debug("In %s valid?\n", __func__);
+ e->valid = !!(r[0] & BIT(31));
+ if (!e->valid)
+ return;
+
+ pr_debug("%s: entry valid, raw: %08x %08x %08x %08x\n", __func__, r[0], r[1], r[2], r[3]);
+ e->is_ip_mc = false;
+ e->is_ipv6_mc = false;
+
+ e->mac[0] = r[0] >> 8;
+ e->mac[1] = r[0];
+ e->mac[2] = r[1] >> 24;
+ e->mac[3] = r[1] >> 16;
+ e->mac[4] = r[1] >> 8;
+ e->mac[5] = r[1];
+
+ e->is_open_flow = !!(r[0] & BIT(30));
+ e->is_pe_forward = !!(r[0] & BIT(29));
+ e->next_hop = !!(r[2] & BIT(30));
+ e->rvid = (r[0] >> 16) & 0xfff;
+
+ /* Is it a unicast entry? check multicast bit */
+ if (!(e->mac[0] & 1)) {
+ e->type = L2_UNICAST;
+ e->is_l2_tunnel = !!(r[2] & BIT(31));
+ e->is_static = !!(r[2] & BIT(13));
+ e->port = (r[2] >> 19) & 0x3ff;
+ // Check for trunk port
+ if (r[2] & BIT(29)) {
+ e->is_trunk = true;
+ e->stack_dev = (e->port >> 9) & 1;
+ e->trunk = e->port & 0x3f;
+ } else {
+ e->is_trunk = false;
+ e->stack_dev = (e->port >> 6) & 0xf;
+ e->port = e->port & 0x3f;
+ }
+
+ e->block_da = !!(r[2] & BIT(14));
+ e->block_sa = !!(r[2] & BIT(15));
+ e->suspended = !!(r[2] & BIT(12));
+ e->age = (r[2] >> 16) & 3;
+
+ // the UC_VID field in hardware is used for the VID or for the route id
+ if (e->next_hop) {
+ e->nh_route_id = r[2] & 0x7ff;
+ e->vid = 0;
+ } else {
+ e->vid = r[2] & 0xfff;
+ e->nh_route_id = 0;
+ }
+ if (e->is_l2_tunnel)
+ e->l2_tunnel_id = ((r[2] & 0xff) << 4) | (r[3] >> 28);
+ // TODO: Implement VLAN conversion
+ } else {
+ e->type = L2_MULTICAST;
+ e->is_local_forward = !!(r[2] & BIT(31));
+ e->is_remote_forward = !!(r[2] & BIT(17));
+ e->mc_portmask_index = (r[2] >> 18) & 0xfff;
+ e->l2_tunnel_list_id = (r[2] >> 4) & 0x1fff;
+ }
+}
+
+/*
+ * Fills the 3 SoC table registers r[] with the information of in the rtl838x_l2_entry
+ */
+static void rtl931x_fill_l2_row(u32 r[], struct rtl838x_l2_entry *e)
+{
+ u32 port;
+
+ if (!e->valid) {
+ r[0] = r[1] = r[2] = 0;
+ return;
+ }
+
+ r[2] = BIT(31); // Set valid bit
+
+ r[0] = ((u32)e->mac[0]) << 24 | ((u32)e->mac[1]) << 16
+ | ((u32)e->mac[2]) << 8 | ((u32)e->mac[3]);
+ r[1] = ((u32)e->mac[4]) << 24 | ((u32)e->mac[5]) << 16;
+
+ r[2] |= e->next_hop ? BIT(12) : 0;
+
+ if (e->type == L2_UNICAST) {
+ r[2] |= e->is_static ? BIT(14) : 0;
+ r[1] |= e->rvid & 0xfff;
+ r[2] |= (e->port & 0x3ff) << 20;
+ if (e->is_trunk) {
+ r[2] |= BIT(30);
+ port = e->stack_dev << 9 | (e->port & 0x3f);
+ } else {
+ port = (e->stack_dev & 0xf) << 6;
+ port |= e->port & 0x3f;
+ }
+ r[2] |= port << 20;
+ r[2] |= e->block_da ? BIT(15) : 0;
+ r[2] |= e->block_sa ? BIT(17) : 0;
+ r[2] |= e->suspended ? BIT(13) : 0;
+ r[2] |= (e->age & 0x3) << 17;
+ // the UC_VID field in hardware is used for the VID or for the route id
+ if (e->next_hop)
+ r[2] |= e->nh_route_id & 0x7ff;
+ else
+ r[2] |= e->vid & 0xfff;
+ } else { // L2_MULTICAST
+ r[2] |= (e->mc_portmask_index & 0x3ff) << 16;
+ r[2] |= e->mc_mac_index & 0x7ff;
+ }
+}
+
+/*
+ * Read an L2 UC or MC entry out of a hash bucket of the L2 forwarding table
+ * hash is the id of the bucket and pos is the position of the entry in that bucket
+ * The data read from the SoC is filled into rtl838x_l2_entry
+ */
+static u64 rtl931x_read_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e)
+{
+ u32 r[4];
+ struct table_reg *q = rtl_table_get(RTL9310_TBL_0, 0);
+ u32 idx;
+ int i;
+ u64 mac;
+ u64 seed;
+
+ pr_debug("%s: hash %08x, pos: %d\n", __func__, hash, pos);
+
+ /* On the RTL93xx, 2 different hash algorithms are used making it a total of
+ * 8 buckets that need to be searched, 4 for each hash-half
+ * Use second hash space when bucket is between 4 and 8 */
+ if (pos >= 4) {
+ pos -= 4;
+ hash >>= 16;
+ } else {
+ hash &= 0xffff;
+ }
+
+ idx = (0 << 14) | (hash << 2) | pos; // Search SRAM, with hash and at pos in bucket
+ pr_debug("%s: NOW hash %08x, pos: %d\n", __func__, hash, pos);
+
+ rtl_table_read(q, idx);
+ for (i = 0; i < 4; i++)
+ r[i] = sw_r32(rtl_table_data(q, i));
+
+ rtl_table_release(q);
+
+ rtl931x_fill_l2_entry(r, e);
+
+ pr_debug("%s: valid: %d, nh: %d\n", __func__, e->valid, e->next_hop);
+ if (!e->valid)
+ return 0;
+
+ mac = ((u64)e->mac[0]) << 40 | ((u64)e->mac[1]) << 32 | ((u64)e->mac[2]) << 24
+ | ((u64)e->mac[3]) << 16 | ((u64)e->mac[4]) << 8 | ((u64)e->mac[5]);
+
+ seed = rtl931x_l2_hash_seed(mac, e->rvid);
+ pr_debug("%s: mac %016llx, seed %016llx\n", __func__, mac, seed);
+ // return vid with concatenated mac as unique id
+ return seed;
+}
+
+static u64 rtl931x_read_cam(int idx, struct rtl838x_l2_entry *e)
+{
+ return 0;
+}
+
+static void rtl931x_write_cam(int idx, struct rtl838x_l2_entry *e)
+{
+}
+
+static void rtl931x_write_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e)
+{
+ u32 r[4];
+ struct table_reg *q = rtl_table_get(RTL9310_TBL_0, 0);
+ u32 idx = (0 << 14) | (hash << 2) | pos; // Access SRAM, with hash and at pos in bucket
+ int i;
+
+ pr_info("%s: hash %d, pos %d\n", __func__, hash, pos);
+ pr_info("%s: index %d -> mac %02x:%02x:%02x:%02x:%02x:%02x\n", __func__, idx,
+ e->mac[0], e->mac[1], e->mac[2], e->mac[3],e->mac[4],e->mac[5]);
+
+ rtl931x_fill_l2_row(r, e);
+ pr_info("%s: %d: %08x %08x %08x\n", __func__, idx, r[0], r[1], r[2]);
+
+ for (i= 0; i < 4; i++)
+ sw_w32(r[i], rtl_table_data(q, i));
+
+ rtl_table_write(q, idx);
+ rtl_table_release(q);
+
+}
+
+static void rtl931x_vlan_fwd_on_inner(int port, bool is_set)
+{
+ // Always set all tag modes to fwd based on either inner or outer tag
+ if (is_set)
+ sw_w32_mask(0, 0xf, RTL931X_VLAN_PORT_FWD + (port << 2));
+ else
+ sw_w32_mask(0xf, 0, RTL931X_VLAN_PORT_FWD + (port << 2));
+}
+
+static void rtl931x_vlan_profile_setup(int profile)
+{
+ u32 p[7];
+ int i;
+
+ pr_info("In %s\n", __func__);
+
+ if (profile > 15)
+ return;
+
+ p[0] = sw_r32(RTL931X_VLAN_PROFILE_SET(profile));
+
+ // Enable routing of Ipv4/6 Unicast and IPv4/6 Multicast traffic
+ //p[0] |= BIT(17) | BIT(16) | BIT(13) | BIT(12);
+ p[0] |= 0x3 << 11; // COPY2CPU
+
+ p[1] = 0x1FFFFFF; // L2 unknwon MC flooding portmask all ports, including the CPU-port
+ p[2] = 0xFFFFFFFF;
+ p[3] = 0x1FFFFFF; // IPv4 unknwon MC flooding portmask
+ p[4] = 0xFFFFFFFF;
+ p[5] = 0x1FFFFFF; // IPv6 unknwon MC flooding portmask
+ p[6] = 0xFFFFFFFF;
+
+ for (i = 0; i < 7; i++)
+ sw_w32(p[i], RTL931X_VLAN_PROFILE_SET(profile) + i * 4);
+ pr_info("Leaving %s\n", __func__);
+}
+
+static void rtl931x_l2_learning_setup(void)
+{
+ // Portmask for flooding broadcast traffic
+ rtl839x_set_port_reg_be(0x1FFFFFFFFFFFFFF, RTL931X_L2_BC_FLD_PMSK);
+
+ // Portmask for flooding unicast traffic with unknown destination
+ rtl839x_set_port_reg_be(0x1FFFFFFFFFFFFFF, RTL931X_L2_UNKN_UC_FLD_PMSK);
+
+ // Limit learning to maximum: 64k entries, after that just flood (bits 0-2)
+ sw_w32((0xffff << 3) | FORWARD, RTL931X_L2_LRN_CONSTRT_CTRL);
+}
+
+static u64 rtl931x_read_mcast_pmask(int idx)
+{
+ u64 portmask;
+ // Read MC_PMSK (2) via register RTL9310_TBL_0
+ struct table_reg *q = rtl_table_get(RTL9310_TBL_0, 2);
+
+ rtl_table_read(q, idx);
+ portmask = sw_r32(rtl_table_data(q, 0));
+ portmask <<= 32;
+ portmask |= sw_r32(rtl_table_data(q, 1));
+ portmask >>= 7;
+ rtl_table_release(q);
+
+ pr_debug("%s: Index idx %d has portmask %016llx\n", __func__, idx, portmask);
+ return portmask;
+}
+
+static void rtl931x_write_mcast_pmask(int idx, u64 portmask)
+{
+ u64 pm = portmask;
+
+ // Access MC_PMSK (2) via register RTL9310_TBL_0
+ struct table_reg *q = rtl_table_get(RTL9310_TBL_0, 2);
+
+ pr_debug("%s: Index idx %d has portmask %016llx\n", __func__, idx, pm);
+ pm <<= 7;
+ sw_w32((u32)(pm >> 32), rtl_table_data(q, 0));
+ sw_w32((u32)pm, rtl_table_data(q, 1));
+ rtl_table_write(q, idx);
+ rtl_table_release(q);
+}
+
static int rtl931x_set_ageing_time(unsigned long msec)
{
pr_debug("Dynamic aging for ports: %x\n", sw_r32(RTL931X_L2_PORT_AGE_CTRL));
return 0;
}
+void rtl931x_sw_init(struct rtl838x_switch_priv *priv)
+{
+// rtl931x_sds_init(priv);
+}
+
+static void rtl931x_pie_lookup_enable(struct rtl838x_switch_priv *priv, int index)
+{
+ int block = index / PIE_BLOCK_SIZE;
+
+ sw_w32_mask(0, BIT(block), RTL931X_PIE_BLK_LOOKUP_CTRL);
+}
+
+/*
+ * Fills the data in the intermediate representation in the pie_rule structure
+ * into a data field for a given template field field_type
+ * TODO: This function looks very similar to the function of the rtl9300, but
+ * since it uses the physical template_field_id, which are different for each
+ * SoC and there are other field types, it is actually not. If we would also use
+ * an intermediate representation for a field type, we would could have one
+ * pie_data_fill function for all SoCs, provided we have also for each SoC a
+ * function to map between physical and intermediate field type
+ */
+int rtl931x_pie_data_fill(enum template_field_id field_type, struct pie_rule *pr, u16 *data, u16 *data_m)
+{
+ *data = *data_m = 0;
+
+ switch (field_type) {
+ case TEMPLATE_FIELD_SPM0:
+ *data = pr->spm;
+ *data_m = pr->spm_m;
+ break;
+ case TEMPLATE_FIELD_SPM1:
+ *data = pr->spm >> 16;
+ *data_m = pr->spm_m >> 16;
+ break;
+ case TEMPLATE_FIELD_OTAG:
+ *data = pr->otag;
+ *data_m = pr->otag_m;
+ break;
+ case TEMPLATE_FIELD_SMAC0:
+ *data = pr->smac[4];
+ *data = (*data << 8) | pr->smac[5];
+ *data_m = pr->smac_m[4];
+ *data_m = (*data_m << 8) | pr->smac_m[5];
+ break;
+ case TEMPLATE_FIELD_SMAC1:
+ *data = pr->smac[2];
+ *data = (*data << 8) | pr->smac[3];
+ *data_m = pr->smac_m[2];
+ *data_m = (*data_m << 8) | pr->smac_m[3];
+ break;
+ case TEMPLATE_FIELD_SMAC2:
+ *data = pr->smac[0];
+ *data = (*data << 8) | pr->smac[1];
+ *data_m = pr->smac_m[0];
+ *data_m = (*data_m << 8) | pr->smac_m[1];
+ break;
+ case TEMPLATE_FIELD_DMAC0:
+ *data = pr->dmac[4];
+ *data = (*data << 8) | pr->dmac[5];
+ *data_m = pr->dmac_m[4];
+ *data_m = (*data_m << 8) | pr->dmac_m[5];
+ break;
+ case TEMPLATE_FIELD_DMAC1:
+ *data = pr->dmac[2];
+ *data = (*data << 8) | pr->dmac[3];
+ *data_m = pr->dmac_m[2];
+ *data_m = (*data_m << 8) | pr->dmac_m[3];
+ break;
+ case TEMPLATE_FIELD_DMAC2:
+ *data = pr->dmac[0];
+ *data = (*data << 8) | pr->dmac[1];
+ *data_m = pr->dmac_m[0];
+ *data_m = (*data_m << 8) | pr->dmac_m[1];
+ break;
+ case TEMPLATE_FIELD_ETHERTYPE:
+ *data = pr->ethertype;
+ *data_m = pr->ethertype_m;
+ break;
+ case TEMPLATE_FIELD_ITAG:
+ *data = pr->itag;
+ *data_m = pr->itag_m;
+ break;
+ case TEMPLATE_FIELD_SIP0:
+ if (pr->is_ipv6) {
+ *data = pr->sip6.s6_addr16[7];
+ *data_m = pr->sip6_m.s6_addr16[7];
+ } else {
+ *data = pr->sip;
+ *data_m = pr->sip_m;
+ }
+ break;
+ case TEMPLATE_FIELD_SIP1:
+ if (pr->is_ipv6) {
+ *data = pr->sip6.s6_addr16[6];
+ *data_m = pr->sip6_m.s6_addr16[6];
+ } else {
+ *data = pr->sip >> 16;
+ *data_m = pr->sip_m >> 16;
+ }
+ break;
+ case TEMPLATE_FIELD_SIP2:
+ case TEMPLATE_FIELD_SIP3:
+ case TEMPLATE_FIELD_SIP4:
+ case TEMPLATE_FIELD_SIP5:
+ case TEMPLATE_FIELD_SIP6:
+ case TEMPLATE_FIELD_SIP7:
+ *data = pr->sip6.s6_addr16[5 - (field_type - TEMPLATE_FIELD_SIP2)];
+ *data_m = pr->sip6_m.s6_addr16[5 - (field_type - TEMPLATE_FIELD_SIP2)];
+ break;
+
+ case TEMPLATE_FIELD_DIP0:
+ if (pr->is_ipv6) {
+ *data = pr->dip6.s6_addr16[7];
+ *data_m = pr->dip6_m.s6_addr16[7];
+ } else {
+ *data = pr->dip;
+ *data_m = pr->dip_m;
+ }
+ break;
+ case TEMPLATE_FIELD_DIP1:
+ if (pr->is_ipv6) {
+ *data = pr->dip6.s6_addr16[6];
+ *data_m = pr->dip6_m.s6_addr16[6];
+ } else {
+ *data = pr->dip >> 16;
+ *data_m = pr->dip_m >> 16;
+ }
+ break;
+
+ case TEMPLATE_FIELD_DIP2:
+ case TEMPLATE_FIELD_DIP3:
+ case TEMPLATE_FIELD_DIP4:
+ case TEMPLATE_FIELD_DIP5:
+ case TEMPLATE_FIELD_DIP6:
+ case TEMPLATE_FIELD_DIP7:
+ *data = pr->dip6.s6_addr16[5 - (field_type - TEMPLATE_FIELD_DIP2)];
+ *data_m = pr->dip6_m.s6_addr16[5 - (field_type - TEMPLATE_FIELD_DIP2)];
+ break;
+
+ case TEMPLATE_FIELD_IP_TOS_PROTO:
+ *data = pr->tos_proto;
+ *data_m = pr->tos_proto_m;
+ break;
+ case TEMPLATE_FIELD_L4_SPORT:
+ *data = pr->sport;
+ *data_m = pr->sport_m;
+ break;
+ case TEMPLATE_FIELD_L4_DPORT:
+ *data = pr->dport;
+ *data_m = pr->dport_m;
+ break;
+ case TEMPLATE_FIELD_DSAP_SSAP:
+ *data = pr->dsap_ssap;
+ *data_m = pr->dsap_ssap_m;
+ break;
+ case TEMPLATE_FIELD_TCP_INFO:
+ *data = pr->tcp_info;
+ *data_m = pr->tcp_info_m;
+ break;
+ case TEMPLATE_FIELD_RANGE_CHK:
+ pr_info("TEMPLATE_FIELD_RANGE_CHK: not configured\n");
+ break;
+ default:
+ pr_info("%s: unknown field %d\n", __func__, field_type);
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
+ * Reads the intermediate representation of the templated match-fields of the
+ * PIE rule in the pie_rule structure and fills in the raw data fields in the
+ * raw register space r[].
+ * The register space configuration size is identical for the RTL8380/90 and RTL9300,
+ * however the RTL931X has 2 more registers / fields and the physical field-ids are different
+ * on all SoCs
+ * On the RTL9300 the mask fields are not word-aligend!
+ */
+static void rtl931x_write_pie_templated(u32 r[], struct pie_rule *pr, enum template_field_id t[])
+{
+ int i;
+ u16 data, data_m;
+
+ for (i = 0; i < N_FIXED_FIELDS; i++) {
+ rtl931x_pie_data_fill(t[i], pr, &data, &data_m);
+
+ // On the RTL9300, the mask fields are not word aligned!
+ if (!(i % 2)) {
+ r[5 - i / 2] = data;
+ r[12 - i / 2] |= ((u32)data_m << 8);
+ } else {
+ r[5 - i / 2] |= ((u32)data) << 16;
+ r[12 - i / 2] |= ((u32)data_m) << 24;
+ r[11 - i / 2] |= ((u32)data_m) >> 8;
+ }
+ }
+}
+
+static void rtl931x_read_pie_fixed_fields(u32 r[], struct pie_rule *pr)
+{
+ pr->mgnt_vlan = r[7] & BIT(31);
+ if (pr->phase == PHASE_IACL)
+ pr->dmac_hit_sw = r[7] & BIT(30);
+ else // TODO: EACL/VACL phase handling
+ pr->content_too_deep = r[7] & BIT(30);
+ pr->not_first_frag = r[7] & BIT(29);
+ pr->frame_type_l4 = (r[7] >> 26) & 7;
+ pr->frame_type = (r[7] >> 24) & 3;
+ pr->otag_fmt = (r[7] >> 23) & 1;
+ pr->itag_fmt = (r[7] >> 22) & 1;
+ pr->otag_exist = (r[7] >> 21) & 1;
+ pr->itag_exist = (r[7] >> 20) & 1;
+ pr->frame_type_l2 = (r[7] >> 18) & 3;
+ pr->igr_normal_port = (r[7] >> 17) & 1;
+ pr->tid = (r[7] >> 16) & 1;
+
+ pr->mgnt_vlan_m = r[14] & BIT(15);
+ if (pr->phase == PHASE_IACL)
+ pr->dmac_hit_sw_m = r[14] & BIT(14);
+ else
+ pr->content_too_deep_m = r[14] & BIT(14);
+ pr->not_first_frag_m = r[14] & BIT(13);
+ pr->frame_type_l4_m = (r[14] >> 10) & 7;
+ pr->frame_type_m = (r[14] >> 8) & 3;
+ pr->otag_fmt_m = r[14] & BIT(7);
+ pr->itag_fmt_m = r[14] & BIT(6);
+ pr->otag_exist_m = r[14] & BIT(5);
+ pr->itag_exist_m = r[14] & BIT (4);
+ pr->frame_type_l2_m = (r[14] >> 2) & 3;
+ pr->igr_normal_port_m = r[14] & BIT(1);
+ pr->tid_m = r[14] & 1;
+
+ pr->valid = r[15] & BIT(31);
+ pr->cond_not = r[15] & BIT(30);
+ pr->cond_and1 = r[15] & BIT(29);
+ pr->cond_and2 = r[15] & BIT(28);
+}
+
+static void rtl931x_write_pie_fixed_fields(u32 r[], struct pie_rule *pr)
+{
+ r[7] |= pr->mgnt_vlan ? BIT(31) : 0;
+ if (pr->phase == PHASE_IACL)
+ r[7] |= pr->dmac_hit_sw ? BIT(30) : 0;
+ else
+ r[7] |= pr->content_too_deep ? BIT(30) : 0;
+ r[7] |= pr->not_first_frag ? BIT(29) : 0;
+ r[7] |= ((u32) (pr->frame_type_l4 & 0x7)) << 26;
+ r[7] |= ((u32) (pr->frame_type & 0x3)) << 24;
+ r[7] |= pr->otag_fmt ? BIT(23) : 0;
+ r[7] |= pr->itag_fmt ? BIT(22) : 0;
+ r[7] |= pr->otag_exist ? BIT(21) : 0;
+ r[7] |= pr->itag_exist ? BIT(20) : 0;
+ r[7] |= ((u32) (pr->frame_type_l2 & 0x3)) << 18;
+ r[7] |= pr->igr_normal_port ? BIT(17) : 0;
+ r[7] |= ((u32) (pr->tid & 0x1)) << 16;
+
+ r[14] |= pr->mgnt_vlan_m ? BIT(15) : 0;
+ if (pr->phase == PHASE_IACL)
+ r[14] |= pr->dmac_hit_sw_m ? BIT(14) : 0;
+ else
+ r[14] |= pr->content_too_deep_m ? BIT(14) : 0;
+ r[14] |= pr->not_first_frag_m ? BIT(13) : 0;
+ r[14] |= ((u32) (pr->frame_type_l4_m & 0x7)) << 10;
+ r[14] |= ((u32) (pr->frame_type_m & 0x3)) << 8;
+ r[14] |= pr->otag_fmt_m ? BIT(7) : 0;
+ r[14] |= pr->itag_fmt_m ? BIT(6) : 0;
+ r[14] |= pr->otag_exist_m ? BIT(5) : 0;
+ r[14] |= pr->itag_exist_m ? BIT(4) : 0;
+ r[14] |= ((u32) (pr->frame_type_l2_m & 0x3)) << 2;
+ r[14] |= pr->igr_normal_port_m ? BIT(1) : 0;
+ r[14] |= (u32) (pr->tid_m & 0x1);
+
+ r[15] |= pr->valid ? BIT(31) : 0;
+ r[15] |= pr->cond_not ? BIT(30) : 0;
+ r[15] |= pr->cond_and1 ? BIT(29) : 0;
+ r[15] |= pr->cond_and2 ? BIT(28) : 0;
+}
+
+static void rtl931x_write_pie_action(u32 r[], struct pie_rule *pr)
+{
+ // Either drop or forward
+ if (pr->drop) {
+ r[15] |= BIT(11) | BIT(12) | BIT(13); // Do Green, Yellow and Red drops
+ // Actually DROP, not PERMIT in Green / Yellow / Red
+ r[16] |= BIT(27) | BIT(28) | BIT(29);
+ } else {
+ r[15] |= pr->fwd_sel ? BIT(14) : 0;
+ r[16] |= pr->fwd_act << 24;
+ r[16] |= BIT(21); // We overwrite any drop
+ }
+ if (pr->phase == PHASE_VACL)
+ r[16] |= pr->fwd_sa_lrn ? BIT(22) : 0;
+ r[15] |= pr->bypass_sel ? BIT(10) : 0;
+ r[15] |= pr->nopri_sel ? BIT(21) : 0;
+ r[15] |= pr->tagst_sel ? BIT(20) : 0;
+ r[15] |= pr->ovid_sel ? BIT(18) : 0;
+ r[15] |= pr->ivid_sel ? BIT(16) : 0;
+ r[15] |= pr->meter_sel ? BIT(27) : 0;
+ r[15] |= pr->mir_sel ? BIT(15) : 0;
+ r[15] |= pr->log_sel ? BIT(26) : 0;
+
+ r[16] |= ((u32)(pr->fwd_data & 0xfff)) << 9;
+// r[15] |= pr->log_octets ? BIT(31) : 0;
+ r[15] |= (u32)(pr->meter_data) >> 2;
+ r[16] |= (((u32)(pr->meter_data) >> 7) & 0x3) << 29;
+
+ r[16] |= ((u32)(pr->ivid_act & 0x3)) << 21;
+ r[15] |= ((u32)(pr->ivid_data & 0xfff)) << 9;
+ r[16] |= ((u32)(pr->ovid_act & 0x3)) << 30;
+ r[16] |= ((u32)(pr->ovid_data & 0xfff)) << 16;
+ r[16] |= ((u32)(pr->mir_data & 0x3)) << 6;
+ r[17] |= ((u32)(pr->tagst_data & 0xf)) << 28;
+ r[17] |= ((u32)(pr->nopri_data & 0x7)) << 25;
+ r[17] |= pr->bypass_ibc_sc ? BIT(16) : 0;
+}
+
+void rtl931x_pie_rule_dump_raw(u32 r[])
+{
+ pr_info("Raw IACL table entry:\n");
+ pr_info("r 0 - 7: %08x %08x %08x %08x %08x %08x %08x %08x\n",
+ r[0], r[1], r[2], r[3], r[4], r[5], r[6], r[7]);
+ pr_info("r 8 - 15: %08x %08x %08x %08x %08x %08x %08x %08x\n",
+ r[8], r[9], r[10], r[11], r[12], r[13], r[14], r[15]);
+ pr_info("r 16 - 18: %08x %08x %08x\n", r[16], r[17], r[18]);
+ pr_info("Match : %08x %08x %08x %08x %08x %08x\n", r[0], r[1], r[2], r[3], r[4], r[5]);
+ pr_info("Fixed : %06x\n", r[6] >> 8);
+ pr_info("Match M: %08x %08x %08x %08x %08x %08x\n",
+ (r[6] << 24) | (r[7] >> 8), (r[7] << 24) | (r[8] >> 8), (r[8] << 24) | (r[9] >> 8),
+ (r[9] << 24) | (r[10] >> 8), (r[10] << 24) | (r[11] >> 8),
+ (r[11] << 24) | (r[12] >> 8));
+ pr_info("R[13]: %08x\n", r[13]);
+ pr_info("Fixed M: %06x\n", ((r[12] << 16) | (r[13] >> 16)) & 0xffffff);
+ pr_info("Valid / not / and1 / and2 : %1x\n", (r[13] >> 12) & 0xf);
+ pr_info("r 13-16: %08x %08x %08x %08x\n", r[13], r[14], r[15], r[16]);
+}
+
+static int rtl931x_pie_rule_write(struct rtl838x_switch_priv *priv, int idx, struct pie_rule *pr)
+{
+ // Access IACL table (0) via register 1, the table size is 4096
+ struct table_reg *q = rtl_table_get(RTL9310_TBL_1, 0);
+ u32 r[22];
+ int i;
+ int block = idx / PIE_BLOCK_SIZE;
+ u32 t_select = sw_r32(RTL931X_PIE_BLK_TMPLTE_CTRL(block));
+
+ pr_info("%s: %d, t_select: %08x\n", __func__, idx, t_select);
+
+ for (i = 0; i < 22; i++)
+ r[i] = 0;
+
+ if (!pr->valid) {
+ rtl_table_write(q, idx);
+ rtl_table_release(q);
+ return 0;
+ }
+ rtl931x_write_pie_fixed_fields(r, pr);
+
+ pr_info("%s: template %d\n", __func__, (t_select >> (pr->tid * 4)) & 0xf);
+ rtl931x_write_pie_templated(r, pr, fixed_templates[(t_select >> (pr->tid * 4)) & 0xf]);
+
+ rtl931x_write_pie_action(r, pr);
+
+ rtl931x_pie_rule_dump_raw(r);
+
+ for (i = 0; i < 22; i++)
+ sw_w32(r[i], rtl_table_data(q, i));
+
+ rtl_table_write(q, idx);
+ rtl_table_release(q);
+
+ return 0;
+}
+
+static bool rtl931x_pie_templ_has(int t, enum template_field_id field_type)
+{
+ int i;
+ enum template_field_id ft;
+
+ for (i = 0; i < N_FIXED_FIELDS_RTL931X; i++) {
+ ft = fixed_templates[t][i];
+ if (field_type == ft)
+ return true;
+ }
+
+ return false;
+}
+
+/*
+ * Verify that the rule pr is compatible with a given template t in block block
+ * Note that this function is SoC specific since the values of e.g. TEMPLATE_FIELD_SIP0
+ * depend on the SoC
+ */
+static int rtl931x_pie_verify_template(struct rtl838x_switch_priv *priv,
+ struct pie_rule *pr, int t, int block)
+{
+ int i;
+
+ if (!pr->is_ipv6 && pr->sip_m && !rtl931x_pie_templ_has(t, TEMPLATE_FIELD_SIP0))
+ return -1;
+
+ if (!pr->is_ipv6 && pr->dip_m && !rtl931x_pie_templ_has(t, TEMPLATE_FIELD_DIP0))
+ return -1;
+
+ if (pr->is_ipv6) {
+ if ((pr->sip6_m.s6_addr32[0] || pr->sip6_m.s6_addr32[1]
+ || pr->sip6_m.s6_addr32[2] || pr->sip6_m.s6_addr32[3])
+ && !rtl931x_pie_templ_has(t, TEMPLATE_FIELD_SIP2))
+ return -1;
+ if ((pr->dip6_m.s6_addr32[0] || pr->dip6_m.s6_addr32[1]
+ || pr->dip6_m.s6_addr32[2] || pr->dip6_m.s6_addr32[3])
+ && !rtl931x_pie_templ_has(t, TEMPLATE_FIELD_DIP2))
+ return -1;
+ }
+
+ if (ether_addr_to_u64(pr->smac) && !rtl931x_pie_templ_has(t, TEMPLATE_FIELD_SMAC0))
+ return -1;
+
+ if (ether_addr_to_u64(pr->dmac) && !rtl931x_pie_templ_has(t, TEMPLATE_FIELD_DMAC0))
+ return -1;
+
+ // TODO: Check more
+
+ i = find_first_zero_bit(&priv->pie_use_bm[block * 4], PIE_BLOCK_SIZE);
+
+ if (i >= PIE_BLOCK_SIZE)
+ return -1;
+
+ return i + PIE_BLOCK_SIZE * block;
+}
+
+static int rtl931x_pie_rule_add(struct rtl838x_switch_priv *priv, struct pie_rule *pr)
+{
+ int idx, block, j, t;
+ int min_block = 0;
+ int max_block = priv->n_pie_blocks / 2;
+
+ if (pr->is_egress) {
+ min_block = max_block;
+ max_block = priv->n_pie_blocks;
+ }
+ pr_info("In %s\n", __func__);
+
+ mutex_lock(&priv->pie_mutex);
+
+ for (block = min_block; block < max_block; block++) {
+ for (j = 0; j < 2; j++) {
+ t = (sw_r32(RTL931X_PIE_BLK_TMPLTE_CTRL(block)) >> (j * 4)) & 0xf;
+ pr_info("Testing block %d, template %d, template id %d\n", block, j, t);
+ pr_info("%s: %08x\n",
+ __func__, sw_r32(RTL931X_PIE_BLK_TMPLTE_CTRL(block)));
+ idx = rtl931x_pie_verify_template(priv, pr, t, block);
+ if (idx >= 0)
+ break;
+ }
+ if (j < 2)
+ break;
+ }
+
+ if (block >= priv->n_pie_blocks) {
+ mutex_unlock(&priv->pie_mutex);
+ return -EOPNOTSUPP;
+ }
+
+ pr_info("Using block: %d, index %d, template-id %d\n", block, idx, j);
+ set_bit(idx, priv->pie_use_bm);
+
+ pr->valid = true;
+ pr->tid = j; // Mapped to template number
+ pr->tid_m = 0x1;
+ pr->id = idx;
+
+ rtl931x_pie_lookup_enable(priv, idx);
+ rtl931x_pie_rule_write(priv, idx, pr);
+
+ mutex_unlock(&priv->pie_mutex);
+ return 0;
+}
+
+/*
+ * Delete a range of Packet Inspection Engine rules
+ */
+static int rtl931x_pie_rule_del(struct rtl838x_switch_priv *priv, int index_from, int index_to)
+{
+ u32 v = (index_from << 1)| (index_to << 13 ) | BIT(0);
+
+ pr_info("%s: from %d to %d\n", __func__, index_from, index_to);
+ mutex_lock(&priv->reg_mutex);
+
+ // Write from-to and execute bit into control register
+ sw_w32(v, RTL931X_PIE_CLR_CTRL);
+
+ // Wait until command has completed
+ do {
+ } while (sw_r32(RTL931X_PIE_CLR_CTRL) & BIT(0));
+
+ mutex_unlock(&priv->reg_mutex);
+ return 0;
+}
+
+static void rtl931x_pie_rule_rm(struct rtl838x_switch_priv *priv, struct pie_rule *pr)
+{
+ int idx = pr->id;
+
+ rtl931x_pie_rule_del(priv, idx, idx);
+ clear_bit(idx, priv->pie_use_bm);
+}
+
+static void rtl931x_pie_init(struct rtl838x_switch_priv *priv)
+{
+ int i;
+ u32 template_selectors;
+
+ mutex_init(&priv->pie_mutex);
+
+ pr_info("%s\n", __func__);
+ // Enable ACL lookup on all ports, including CPU_PORT
+ for (i = 0; i <= priv->cpu_port; i++)
+ sw_w32(1, RTL931X_ACL_PORT_LOOKUP_CTRL(i));
+
+ // Include IPG in metering
+ sw_w32_mask(0, 1, RTL931X_METER_GLB_CTRL);
+
+ // Delete all present rules, block size is 128 on all SoC families
+ rtl931x_pie_rule_del(priv, 0, priv->n_pie_blocks * 128 - 1);
+
+ // Assign first half blocks 0-7 to VACL phase, second half to IACL
+ // 3 bits are used for each block, values for PIE blocks are
+ // 6: Disabled, 0: VACL, 1: IACL, 2: EACL
+ // And for OpenFlow Flow blocks: 3: Ingress Flow table 0,
+ // 4: Ingress Flow Table 3, 5: Egress flow table 0
+ for (i = 0; i < priv->n_pie_blocks; i++) {
+ int pos = (i % 10) * 3;
+ u32 r = RTL930X_PIE_BLK_PHASE_CTRL + 4 * (i / 10);
+
+ if (i < priv->n_pie_blocks / 2)
+ sw_w32_mask(0x7 << pos, 0, r);
+ else
+ sw_w32_mask(0x7 << pos, 1 << pos, r);
+ }
+
+ // Enable predefined templates 0, 1 for first quarter of all blocks
+ template_selectors = 0 | (1 << 4);
+ for (i = 0; i < priv->n_pie_blocks / 4; i++)
+ sw_w32(template_selectors, RTL931X_PIE_BLK_TMPLTE_CTRL(i));
+
+ // Enable predefined templates 2, 3 for second quarter of all blocks
+ template_selectors = 2 | (3 << 4);
+ for (i = priv->n_pie_blocks / 4; i < priv->n_pie_blocks / 2; i++)
+ sw_w32(template_selectors, RTL931X_PIE_BLK_TMPLTE_CTRL(i));
+
+ // Enable predefined templates 0, 1 for third quater of all blocks
+ template_selectors = 0 | (1 << 4);
+ for (i = priv->n_pie_blocks / 2; i < priv->n_pie_blocks * 3 / 4; i++)
+ sw_w32(template_selectors, RTL931X_PIE_BLK_TMPLTE_CTRL(i));
+
+ // Enable predefined templates 2, 3 for fourth quater of all blocks
+ template_selectors = 2 | (3 << 4);
+ for (i = priv->n_pie_blocks * 3 / 4; i < priv->n_pie_blocks; i++)
+ sw_w32(template_selectors, RTL931X_PIE_BLK_TMPLTE_CTRL(i));
+
+}
+
+int rtl931x_l3_setup(struct rtl838x_switch_priv *priv)
+{
+ return 0;
+}
void rtl931x_vlan_port_pvidmode_set(int port, enum pbvlan_type type, enum pbvlan_mode mode)
{
.stat_port_rst = RTL931X_STAT_PORT_RST,
.stat_rst = RTL931X_STAT_RST,
.stat_port_std_mib = 0, // Not defined
+ .traffic_enable = rtl931x_traffic_enable,
+ .traffic_disable = rtl931x_traffic_disable,
+ .traffic_get = rtl931x_traffic_get,
+ .traffic_set = rtl931x_traffic_set,
.l2_ctrl_0 = RTL931X_L2_CTRL,
.l2_ctrl_1 = RTL931X_L2_AGE_CTRL,
.l2_port_aging_out = RTL931X_L2_PORT_AGE_CTRL,
.vlan_set_tagged = rtl931x_vlan_set_tagged,
.vlan_set_untagged = rtl931x_vlan_set_untagged,
.vlan_profile_dump = rtl931x_vlan_profile_dump,
+ .vlan_profile_setup = rtl931x_vlan_profile_setup,
+ .vlan_fwd_on_inner = rtl931x_vlan_fwd_on_inner,
.stp_get = rtl931x_stp_get,
.stp_set = rtl931x_stp_set,
.mac_force_mode_ctrl = rtl931x_mac_force_mode_ctrl,
.mac_rx_pause_sts = RTL931X_MAC_RX_PAUSE_STS,
.mac_tx_pause_sts = RTL931X_MAC_TX_PAUSE_STS,
.read_l2_entry_using_hash = rtl931x_read_l2_entry_using_hash,
+ .write_l2_entry_using_hash = rtl931x_write_l2_entry_using_hash,
.read_cam = rtl931x_read_cam,
+ .write_cam = rtl931x_write_cam,
.vlan_port_tag_sts_ctrl = RTL931X_VLAN_PORT_TAG_CTRL,
.vlan_port_pvidmode_set = rtl931x_vlan_port_pvidmode_set,
.vlan_port_pvid_set = rtl931x_vlan_port_pvid_set,
.set_vlan_igr_filter = rtl931x_set_igr_filter,
.set_vlan_egr_filter = rtl931x_set_egr_filter,
.set_distribution_algorithm = rtl931x_set_distribution_algorithm,
+ .l2_hash_key = rtl931x_l2_hash_key,
+ .read_mcast_pmask = rtl931x_read_mcast_pmask,
+ .write_mcast_pmask = rtl931x_write_mcast_pmask,
+ .pie_init = rtl931x_pie_init,
+ .pie_rule_write = rtl931x_pie_rule_write,
+ .pie_rule_add = rtl931x_pie_rule_add,
+ .pie_rule_rm = rtl931x_pie_rule_rm,
+ .l2_learning_setup = rtl931x_l2_learning_setup,
+ .l3_setup = rtl931x_l3_setup,
};
projects / openwrt / openwrt.git / commitdiff