From 1d3e71bd9710593cc0d7216b0ce9898b8e89aeef Mon Sep 17 00:00:00 2001 From: Nick Hainke Date: Thu, 4 May 2023 21:13:33 +0200 Subject: treewide: remove files for building 5.10 kernel All targets are bumped to 5.15. Remove the old 5.10 patches, configs and files using: find target/linux -iname '*-5.10' -exec rm -r {} \; Further, remove the 5.10 include. Signed-off-by: Nick Hainke --- .../files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c | 2064 -------------------- 1 file changed, 2064 deletions(-) delete mode 100644 target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c (limited to 'target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c') diff --git a/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c b/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c deleted file mode 100644 index 74ad031276..0000000000 --- a/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c +++ /dev/null @@ -1,2064 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only - -#include -#include -#include - -#include "rtl83xx.h" - -#define RTL838X_VLAN_PORT_TAG_STS_UNTAG 0x0 -#define RTL838X_VLAN_PORT_TAG_STS_TAGGED 0x1 -#define RTL838X_VLAN_PORT_TAG_STS_PRIORITY_TAGGED 0x2 - -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_BASE 0xA530 -/* port 0-28 */ -#define RTL838X_VLAN_PORT_TAG_STS_CTRL(port) \ - RTL838X_VLAN_PORT_TAG_STS_CTRL_BASE + (port << 2) - -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_EGR_P_OTAG_KEEP_MASK GENMASK(11,10) -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_EGR_P_ITAG_KEEP_MASK GENMASK(9,8) -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_IGR_P_OTAG_KEEP_MASK GENMASK(7,6) -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_IGR_P_ITAG_KEEP_MASK GENMASK(5,4) -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_OTAG_STS_MASK GENMASK(3,2) -#define RTL838X_VLAN_PORT_TAG_STS_CTRL_ITAG_STS_MASK GENMASK(1,0) - -extern struct mutex smi_lock; - -// see_dal_maple_acl_log2PhyTmplteField and src/app/diag_v2/src/diag_acl.c -/* Definition of the RTL838X-specific template field IDs as used in the PIE */ -enum template_field_id { - TEMPLATE_FIELD_SPMMASK = 0, - TEMPLATE_FIELD_SPM0 = 1, // Source portmask ports 0-15 - TEMPLATE_FIELD_SPM1 = 2, // Source portmask ports 16-28 - TEMPLATE_FIELD_RANGE_CHK = 3, - TEMPLATE_FIELD_DMAC0 = 4, // Destination MAC [15:0] - TEMPLATE_FIELD_DMAC1 = 5, // Destination MAC [31:16] - TEMPLATE_FIELD_DMAC2 = 6, // Destination MAC [47:32] - TEMPLATE_FIELD_SMAC0 = 7, // Source MAC [15:0] - TEMPLATE_FIELD_SMAC1 = 8, // Source MAC [31:16] - TEMPLATE_FIELD_SMAC2 = 9, // Source MAC [47:32] - TEMPLATE_FIELD_ETHERTYPE = 10, // Ethernet typ - TEMPLATE_FIELD_OTAG = 11, // Outer VLAN tag - TEMPLATE_FIELD_ITAG = 12, // Inner VLAN tag - TEMPLATE_FIELD_SIP0 = 13, // IPv4 or IPv6 source IP[15:0] or ARP/RARP - // source protocol address in header - TEMPLATE_FIELD_SIP1 = 14, // IPv4 or IPv6 source IP[31:16] or ARP/RARP - TEMPLATE_FIELD_DIP0 = 15, // IPv4 or IPv6 destination IP[15:0] - TEMPLATE_FIELD_DIP1 = 16, // IPv4 or IPv6 destination IP[31:16] - TEMPLATE_FIELD_IP_TOS_PROTO = 17, // IPv4 TOS/IPv6 traffic class and - // IPv4 proto/IPv6 next header fields - TEMPLATE_FIELD_L34_HEADER = 18, // packet with extra tag and IPv6 with auth, dest, - // frag, route, hop-by-hop option header, - // IGMP type, TCP flag - TEMPLATE_FIELD_L4_SPORT = 19, // TCP/UDP source port - TEMPLATE_FIELD_L4_DPORT = 20, // TCP/UDP destination port - TEMPLATE_FIELD_ICMP_IGMP = 21, - TEMPLATE_FIELD_IP_RANGE = 22, - TEMPLATE_FIELD_FIELD_SELECTOR_VALID = 23, // Field selector mask - TEMPLATE_FIELD_FIELD_SELECTOR_0 = 24, - TEMPLATE_FIELD_FIELD_SELECTOR_1 = 25, - TEMPLATE_FIELD_FIELD_SELECTOR_2 = 26, - TEMPLATE_FIELD_FIELD_SELECTOR_3 = 27, - TEMPLATE_FIELD_SIP2 = 28, // IPv6 source IP[47:32] - TEMPLATE_FIELD_SIP3 = 29, // IPv6 source IP[63:48] - TEMPLATE_FIELD_SIP4 = 30, // IPv6 source IP[79:64] - TEMPLATE_FIELD_SIP5 = 31, // IPv6 source IP[95:80] - TEMPLATE_FIELD_SIP6 = 32, // IPv6 source IP[111:96] - TEMPLATE_FIELD_SIP7 = 33, // IPv6 source IP[127:112] - TEMPLATE_FIELD_DIP2 = 34, // IPv6 destination IP[47:32] - TEMPLATE_FIELD_DIP3 = 35, // IPv6 destination IP[63:48] - TEMPLATE_FIELD_DIP4 = 36, // IPv6 destination IP[79:64] - TEMPLATE_FIELD_DIP5 = 37, // IPv6 destination IP[95:80] - TEMPLATE_FIELD_DIP6 = 38, // IPv6 destination IP[111:96] - TEMPLATE_FIELD_DIP7 = 39, // IPv6 destination IP[127:112] - TEMPLATE_FIELD_FWD_VID = 40, // Forwarding VLAN-ID - TEMPLATE_FIELD_FLOW_LABEL = 41, -}; - -/* - * The RTL838X SoCs use 5 fixed templates with definitions for which data fields are to - * be copied from the Ethernet Frame header into the 12 User-definable fields of the Packet - * Inspection Engine's buffer. The following defines the field contents for each of the fixed - * templates. Additionally, 3 user-definable templates can be set up via the definitions - * in RTL838X_ACL_TMPLTE_CTRL control registers. - * TODO: See all src/app/diag_v2/src/diag_pie.c - */ -#define N_FIXED_TEMPLATES 5 -static enum template_field_id fixed_templates[N_FIXED_TEMPLATES][N_FIXED_FIELDS] = -{ - { - TEMPLATE_FIELD_SPM0, TEMPLATE_FIELD_SPM1, TEMPLATE_FIELD_OTAG, - TEMPLATE_FIELD_SMAC0, TEMPLATE_FIELD_SMAC1, TEMPLATE_FIELD_SMAC2, - TEMPLATE_FIELD_DMAC0, TEMPLATE_FIELD_DMAC1, TEMPLATE_FIELD_DMAC2, - TEMPLATE_FIELD_ETHERTYPE, TEMPLATE_FIELD_ITAG, TEMPLATE_FIELD_RANGE_CHK - }, { - TEMPLATE_FIELD_SIP0, TEMPLATE_FIELD_SIP1, TEMPLATE_FIELD_DIP0, - TEMPLATE_FIELD_DIP1,TEMPLATE_FIELD_IP_TOS_PROTO, TEMPLATE_FIELD_L4_SPORT, - TEMPLATE_FIELD_L4_DPORT, TEMPLATE_FIELD_ICMP_IGMP, TEMPLATE_FIELD_ITAG, - TEMPLATE_FIELD_RANGE_CHK, TEMPLATE_FIELD_SPM0, TEMPLATE_FIELD_SPM1 - }, { - TEMPLATE_FIELD_DMAC0, TEMPLATE_FIELD_DMAC1, TEMPLATE_FIELD_DMAC2, - TEMPLATE_FIELD_ITAG, TEMPLATE_FIELD_ETHERTYPE, TEMPLATE_FIELD_IP_TOS_PROTO, - TEMPLATE_FIELD_L4_DPORT, TEMPLATE_FIELD_L4_SPORT, TEMPLATE_FIELD_SIP0, - TEMPLATE_FIELD_SIP1, TEMPLATE_FIELD_DIP0, TEMPLATE_FIELD_DIP1 - }, { - 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_L4_DPORT, - TEMPLATE_FIELD_L4_SPORT, TEMPLATE_FIELD_ICMP_IGMP, TEMPLATE_FIELD_IP_TOS_PROTO - }, { - 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_ITAG, - TEMPLATE_FIELD_RANGE_CHK, TEMPLATE_FIELD_SPM0, TEMPLATE_FIELD_SPM1 - }, -}; - -void rtl838x_print_matrix(void) -{ - unsigned volatile int *ptr8; - int i; - - ptr8 = RTL838X_SW_BASE + RTL838X_PORT_ISO_CTRL(0); - for (i = 0; i < 28; i += 8) - pr_debug("> %8x %8x %8x %8x %8x %8x %8x %8x\n", - ptr8[i + 0], ptr8[i + 1], ptr8[i + 2], ptr8[i + 3], - ptr8[i + 4], ptr8[i + 5], ptr8[i + 6], ptr8[i + 7]); - pr_debug("CPU_PORT> %8x\n", ptr8[28]); -} - -static inline int rtl838x_port_iso_ctrl(int p) -{ - return RTL838X_PORT_ISO_CTRL(p); -} - -static inline void rtl838x_exec_tbl0_cmd(u32 cmd) -{ - sw_w32(cmd, RTL838X_TBL_ACCESS_CTRL_0); - do { } while (sw_r32(RTL838X_TBL_ACCESS_CTRL_0) & BIT(15)); -} - -static inline void rtl838x_exec_tbl1_cmd(u32 cmd) -{ - sw_w32(cmd, RTL838X_TBL_ACCESS_CTRL_1); - do { } while (sw_r32(RTL838X_TBL_ACCESS_CTRL_1) & BIT(15)); -} - -static inline int rtl838x_tbl_access_data_0(int i) -{ - return RTL838X_TBL_ACCESS_DATA_0(i); -} - -static void rtl838x_vlan_tables_read(u32 vlan, struct rtl838x_vlan_info *info) -{ - u32 v; - // Read VLAN table (0) via register 0 - struct table_reg *r = rtl_table_get(RTL8380_TBL_0, 0); - - rtl_table_read(r, vlan); - info->tagged_ports = sw_r32(rtl_table_data(r, 0)); - v = sw_r32(rtl_table_data(r, 1)); - pr_debug("VLAN_READ %d: %016llx %08x\n", vlan, info->tagged_ports, v); - rtl_table_release(r); - - info->profile_id = v & 0x7; - info->hash_mc_fid = !!(v & 0x8); - info->hash_uc_fid = !!(v & 0x10); - info->fid = (v >> 5) & 0x3f; - - // Read UNTAG table (0) via table register 1 - r = rtl_table_get(RTL8380_TBL_1, 0); - rtl_table_read(r, vlan); - info->untagged_ports = sw_r32(rtl_table_data(r, 0)); - rtl_table_release(r); -} - -static void rtl838x_vlan_set_tagged(u32 vlan, struct rtl838x_vlan_info *info) -{ - u32 v; - // Access VLAN table (0) via register 0 - struct table_reg *r = rtl_table_get(RTL8380_TBL_0, 0); - - sw_w32(info->tagged_ports, rtl_table_data(r, 0)); - - v = info->profile_id; - v |= info->hash_mc_fid ? 0x8 : 0; - v |= info->hash_uc_fid ? 0x10 : 0; - v |= ((u32)info->fid) << 5; - sw_w32(v, rtl_table_data(r, 1)); - - rtl_table_write(r, vlan); - rtl_table_release(r); -} - -static void rtl838x_vlan_set_untagged(u32 vlan, u64 portmask) -{ - // Access UNTAG table (0) via register 1 - struct table_reg *r = rtl_table_get(RTL8380_TBL_1, 0); - - sw_w32(portmask & 0x1fffffff, rtl_table_data(r, 0)); - rtl_table_write(r, vlan); - rtl_table_release(r); -} - -/* Sets the L2 forwarding to be based on either the inner VLAN tag or the outer - */ -static void rtl838x_vlan_fwd_on_inner(int port, bool is_set) -{ - if (is_set) - sw_w32_mask(BIT(port), 0, RTL838X_VLAN_PORT_FWD); - else - sw_w32_mask(0, BIT(port), RTL838X_VLAN_PORT_FWD); -} - -static u64 rtl838x_l2_hash_seed(u64 mac, u32 vid) -{ - return mac << 12 | vid; -} - -/* - * Applies the same hash algorithm as the one used currently by the ASIC to the seed - * and returns a key into the L2 hash table - */ -static u32 rtl838x_l2_hash_key(struct rtl838x_switch_priv *priv, u64 seed) -{ - u32 h1, h2, h3, h; - - if (sw_r32(priv->r->l2_ctrl_0) & 1) { - h1 = (seed >> 11) & 0x7ff; - h1 = ((h1 & 0x1f) << 6) | ((h1 >> 5) & 0x3f); - - h2 = (seed >> 33) & 0x7ff; - h2 = ((h2 & 0x3f) << 5) | ((h2 >> 6) & 0x1f); - - h3 = (seed >> 44) & 0x7ff; - h3 = ((h3 & 0x7f) << 4) | ((h3 >> 7) & 0xf); - - h = h1 ^ h2 ^ h3 ^ ((seed >> 55) & 0x1ff); - h ^= ((seed >> 22) & 0x7ff) ^ (seed & 0x7ff); - } else { - h = ((seed >> 55) & 0x1ff) ^ ((seed >> 44) & 0x7ff) - ^ ((seed >> 33) & 0x7ff) ^ ((seed >> 22) & 0x7ff) - ^ ((seed >> 11) & 0x7ff) ^ (seed & 0x7ff); - } - - return h; -} - -static inline int rtl838x_mac_force_mode_ctrl(int p) -{ - return RTL838X_MAC_FORCE_MODE_CTRL + (p << 2); -} - -static inline int rtl838x_mac_port_ctrl(int p) -{ - return RTL838X_MAC_PORT_CTRL(p); -} - -static inline int rtl838x_l2_port_new_salrn(int p) -{ - return RTL838X_L2_PORT_NEW_SALRN(p); -} - -static inline int rtl838x_l2_port_new_sa_fwd(int p) -{ - return RTL838X_L2_PORT_NEW_SA_FWD(p); -} - -static inline int rtl838x_mac_link_spd_sts(int p) -{ - return RTL838X_MAC_LINK_SPD_STS(p); -} - -inline static int rtl838x_trk_mbr_ctr(int group) -{ - return RTL838X_TRK_MBR_CTR + (group << 2); -} - -/* - * Fills an L2 entry structure from the SoC registers - */ -static void rtl838x_fill_l2_entry(u32 r[], struct rtl838x_l2_entry *e) -{ - /* Table contains different entry types, we need to identify the right one: - * Check for MC entries, first - * In contrast to the RTL93xx SoCs, there is no valid bit, use heuristics to - * identify valid entries - */ - e->is_ip_mc = !!(r[0] & BIT(22)); - e->is_ipv6_mc = !!(r[0] & BIT(21)); - e->type = L2_INVALID; - - if (!e->is_ip_mc && !e->is_ipv6_mc) { - e->mac[0] = (r[1] >> 20); - e->mac[1] = (r[1] >> 12); - e->mac[2] = (r[1] >> 4); - e->mac[3] = (r[1] & 0xf) << 4 | (r[2] >> 28); - e->mac[4] = (r[2] >> 20); - e->mac[5] = (r[2] >> 12); - - e->rvid = r[2] & 0xfff; - e->vid = r[0] & 0xfff; - - /* Is it a unicast entry? check multicast bit */ - if (!(e->mac[0] & 1)) { - e->is_static = !!((r[0] >> 19) & 1); - e->port = (r[0] >> 12) & 0x1f; - e->block_da = !!(r[1] & BIT(30)); - e->block_sa = !!(r[1] & BIT(31)); - e->suspended = !!(r[1] & BIT(29)); - e->next_hop = !!(r[1] & BIT(28)); - if (e->next_hop) { - pr_debug("Found next hop entry, need to read extra data\n"); - e->nh_vlan_target = !!(r[0] & BIT(9)); - e->nh_route_id = r[0] & 0x1ff; - e->vid = e->rvid; - } - e->age = (r[0] >> 17) & 0x3; - e->valid = true; - - /* A valid entry has one of mutli-cast, aging, sa/da-blocking, - * next-hop or static entry bit set */ - if (!(r[0] & 0x007c0000) && !(r[1] & 0xd0000000)) - e->valid = false; - else - e->type = L2_UNICAST; - } else { // L2 multicast - pr_debug("Got L2 MC entry: %08x %08x %08x\n", r[0], r[1], r[2]); - e->valid = true; - e->type = L2_MULTICAST; - e->mc_portmask_index = (r[0] >> 12) & 0x1ff; - } - } else { // IPv4 and IPv6 multicast - e->valid = true; - e->mc_portmask_index = (r[0] >> 12) & 0x1ff; - e->mc_gip = (r[1] << 20) | (r[2] >> 12); - e->rvid = r[2] & 0xfff; - } - if (e->is_ip_mc) - e->type = IP4_MULTICAST; - if (e->is_ipv6_mc) - e->type = IP6_MULTICAST; -} - -/* - * Fills the 3 SoC table registers r[] with the information of in the rtl838x_l2_entry - */ -static void rtl838x_fill_l2_row(u32 r[], struct rtl838x_l2_entry *e) -{ - u64 mac = ether_addr_to_u64(e->mac); - - if (!e->valid) { - r[0] = r[1] = r[2] = 0; - return; - } - - r[0] = e->is_ip_mc ? BIT(22) : 0; - r[0] |= e->is_ipv6_mc ? BIT(21) : 0; - - if (!e->is_ip_mc && !e->is_ipv6_mc) { - r[1] = mac >> 20; - r[2] = (mac & 0xfffff) << 12; - - /* Is it a unicast entry? check multicast bit */ - if (!(e->mac[0] & 1)) { - r[0] |= e->is_static ? BIT(19) : 0; - r[0] |= (e->port & 0x3f) << 12; - r[0] |= e->vid; - r[1] |= e->block_da ? BIT(30) : 0; - r[1] |= e->block_sa ? BIT(31) : 0; - r[1] |= e->suspended ? BIT(29) : 0; - r[2] |= e->rvid & 0xfff; - if (e->next_hop) { - r[1] |= BIT(28); - r[0] |= e->nh_vlan_target ? BIT(9) : 0; - r[0] |= e->nh_route_id & 0x1ff; - } - r[0] |= (e->age & 0x3) << 17; - } else { // L2 Multicast - r[0] |= (e->mc_portmask_index & 0x1ff) << 12; - r[2] |= e->rvid & 0xfff; - r[0] |= e->vid & 0xfff; - pr_debug("FILL MC: %08x %08x %08x\n", r[0], r[1], r[2]); - } - } else { // IPv4 and IPv6 multicast - r[0] |= (e->mc_portmask_index & 0x1ff) << 12; - r[1] = e->mc_gip >> 20; - r[2] = e->mc_gip << 12; - r[2] |= e->rvid; - } -} - -/* - * 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 rtl838x_read_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e) -{ - u64 entry; - u32 r[3]; - struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 0); // Access L2 Table 0 - u32 idx = (0 << 14) | (hash << 2) | pos; // Search SRAM, with hash and at pos in bucket - int i; - - rtl_table_read(q, idx); - for (i= 0; i < 3; i++) - r[i] = sw_r32(rtl_table_data(q, i)); - - rtl_table_release(q); - - rtl838x_fill_l2_entry(r, e); - if (!e->valid) - return 0; - - entry = (((u64) r[1]) << 32) | (r[2]); // mac and vid concatenated as hash seed - return entry; -} - -static void rtl838x_write_l2_entry_using_hash(u32 hash, u32 pos, struct rtl838x_l2_entry *e) -{ - u32 r[3]; - struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 0); - int i; - - u32 idx = (0 << 14) | (hash << 2) | pos; // Access SRAM, with hash and at pos in bucket - - rtl838x_fill_l2_row(r, e); - - for (i= 0; i < 3; i++) - sw_w32(r[i], rtl_table_data(q, i)); - - rtl_table_write(q, idx); - rtl_table_release(q); -} - -static u64 rtl838x_read_cam(int idx, struct rtl838x_l2_entry *e) -{ - u64 entry; - u32 r[3]; - struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 1); // Access L2 Table 1 - int i; - - rtl_table_read(q, idx); - for (i= 0; i < 3; i++) - r[i] = sw_r32(rtl_table_data(q, i)); - - rtl_table_release(q); - - rtl838x_fill_l2_entry(r, e); - if (!e->valid) - return 0; - - pr_debug("Found in CAM: R1 %x R2 %x R3 %x\n", r[0], r[1], r[2]); - - // Return MAC with concatenated VID ac concatenated ID - entry = (((u64) r[1]) << 32) | r[2]; - return entry; -} - -static void rtl838x_write_cam(int idx, struct rtl838x_l2_entry *e) -{ - u32 r[3]; - struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 1); // Access L2 Table 1 - int i; - - rtl838x_fill_l2_row(r, e); - - for (i= 0; i < 3; i++) - sw_w32(r[i], rtl_table_data(q, i)); - - rtl_table_write(q, idx); - rtl_table_release(q); -} - -static u64 rtl838x_read_mcast_pmask(int idx) -{ - u32 portmask; - // Read MC_PMSK (2) via register RTL8380_TBL_L2 - struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 2); - - rtl_table_read(q, idx); - portmask = sw_r32(rtl_table_data(q, 0)); - rtl_table_release(q); - - return portmask; -} - -static void rtl838x_write_mcast_pmask(int idx, u64 portmask) -{ - // Access MC_PMSK (2) via register RTL8380_TBL_L2 - struct table_reg *q = rtl_table_get(RTL8380_TBL_L2, 2); - - sw_w32(((u32)portmask) & 0x1fffffff, rtl_table_data(q, 0)); - rtl_table_write(q, idx); - rtl_table_release(q); -} - -static void rtl838x_vlan_profile_setup(int profile) -{ - u32 pmask_id = UNKNOWN_MC_PMASK; - // Enable L2 Learning BIT 0, portmask UNKNOWN_MC_PMASK for unknown MC traffic flooding - u32 p = 1 | pmask_id << 1 | pmask_id << 10 | pmask_id << 19; - - sw_w32(p, RTL838X_VLAN_PROFILE(profile)); - - /* RTL8380 and RTL8390 use an index into the portmask table to set the - * unknown multicast portmask, setup a default at a safe location - * On RTL93XX, the portmask is directly set in the profile, - * see e.g. rtl9300_vlan_profile_setup - */ - rtl838x_write_mcast_pmask(UNKNOWN_MC_PMASK, 0x1fffffff); -} - -static void rtl838x_l2_learning_setup(void) -{ - /* Set portmask for broadcast traffic and unknown unicast address flooding - * to the reserved entry in the portmask table used also for - * multicast flooding */ - sw_w32(UNKNOWN_MC_PMASK << 12 | UNKNOWN_MC_PMASK, RTL838X_L2_FLD_PMSK); - - /* Enable learning constraint system-wide (bit 0), per-port (bit 1) - * and per vlan (bit 2) */ - sw_w32(0x7, RTL838X_L2_LRN_CONSTRT_EN); - - // Limit learning to maximum: 16k entries, after that just flood (bits 0-1) - sw_w32((0x3fff << 2) | 0, RTL838X_L2_LRN_CONSTRT); - - // Do not trap ARP packets to CPU_PORT - sw_w32(0, RTL838X_SPCL_TRAP_ARP_CTRL); -} - -static void rtl838x_enable_learning(int port, bool enable) -{ - // Limit learning to maximum: 16k entries - - sw_w32_mask(0x3fff << 2, enable ? (0x3fff << 2) : 0, - RTL838X_L2_PORT_LRN_CONSTRT + (port << 2)); -} - -static void rtl838x_enable_flood(int port, bool enable) -{ - /* - * 0: Forward - * 1: Disable - * 2: to CPU - * 3: Copy to CPU - */ - sw_w32_mask(0x3, enable ? 0 : 1, - RTL838X_L2_PORT_LRN_CONSTRT + (port << 2)); -} - -static void rtl838x_enable_mcast_flood(int port, bool enable) -{ - -} - -static void rtl838x_enable_bcast_flood(int port, bool enable) -{ - -} - -static void rtl838x_set_static_move_action(int port, bool forward) -{ - int shift = MV_ACT_PORT_SHIFT(port); - u32 val = forward ? MV_ACT_FORWARD : MV_ACT_DROP; - - sw_w32_mask(MV_ACT_MASK << shift, val << shift, - RTL838X_L2_PORT_STATIC_MV_ACT(port)); -} - -static void rtl838x_stp_get(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[]) -{ - int i; - u32 cmd = 1 << 15 /* Execute cmd */ - | 1 << 14 /* Read */ - | 2 << 12 /* Table type 0b10 */ - | (msti & 0xfff); - priv->r->exec_tbl0_cmd(cmd); - - for (i = 0; i < 2; i++) - port_state[i] = sw_r32(priv->r->tbl_access_data_0(i)); -} - -static void rtl838x_stp_set(struct rtl838x_switch_priv *priv, u16 msti, u32 port_state[]) -{ - int i; - u32 cmd = 1 << 15 /* Execute cmd */ - | 0 << 14 /* Write */ - | 2 << 12 /* Table type 0b10 */ - | (msti & 0xfff); - - for (i = 0; i < 2; i++) - sw_w32(port_state[i], priv->r->tbl_access_data_0(i)); - priv->r->exec_tbl0_cmd(cmd); -} - -u64 rtl838x_traffic_get(int source) -{ - return rtl838x_get_port_reg(rtl838x_port_iso_ctrl(source)); -} - -void rtl838x_traffic_set(int source, u64 dest_matrix) -{ - rtl838x_set_port_reg(dest_matrix, rtl838x_port_iso_ctrl(source)); -} - -void rtl838x_traffic_enable(int source, int dest) -{ - rtl838x_mask_port_reg(0, BIT(dest), rtl838x_port_iso_ctrl(source)); -} - -void rtl838x_traffic_disable(int source, int dest) -{ - rtl838x_mask_port_reg(BIT(dest), 0, rtl838x_port_iso_ctrl(source)); -} - -/* - * Enables or disables the EEE/EEEP capability of a port - */ -static void rtl838x_port_eee_set(struct rtl838x_switch_priv *priv, int port, bool enable) -{ - u32 v; - - // This works only for Ethernet ports, and on the RTL838X, ports from 24 are SFP - if (port >= 24) - return; - - pr_debug("In %s: setting port %d to %d\n", __func__, port, enable); - v = enable ? 0x3 : 0x0; - - // Set EEE state for 100 (bit 9) & 1000MBit (bit 10) - sw_w32_mask(0x3 << 9, v << 9, priv->r->mac_force_mode_ctrl(port)); - - // Set TX/RX EEE state - if (enable) { - sw_w32_mask(0, BIT(port), RTL838X_EEE_PORT_TX_EN); - sw_w32_mask(0, BIT(port), RTL838X_EEE_PORT_RX_EN); - } else { - sw_w32_mask(BIT(port), 0, RTL838X_EEE_PORT_TX_EN); - sw_w32_mask(BIT(port), 0, RTL838X_EEE_PORT_RX_EN); - } - priv->ports[port].eee_enabled = enable; -} - - -/* - * Get EEE own capabilities and negotiation result - */ -static int rtl838x_eee_port_ability(struct rtl838x_switch_priv *priv, - struct ethtool_eee *e, int port) -{ - u64 link; - - if (port >= 24) - return 0; - - link = rtl839x_get_port_reg_le(RTL838X_MAC_LINK_STS); - if (!(link & BIT(port))) - return 0; - - if (sw_r32(rtl838x_mac_force_mode_ctrl(port)) & BIT(9)) - e->advertised |= ADVERTISED_100baseT_Full; - - if (sw_r32(rtl838x_mac_force_mode_ctrl(port)) & BIT(10)) - e->advertised |= ADVERTISED_1000baseT_Full; - - if (sw_r32(RTL838X_MAC_EEE_ABLTY) & BIT(port)) { - e->lp_advertised = ADVERTISED_100baseT_Full; - e->lp_advertised |= ADVERTISED_1000baseT_Full; - return 1; - } - - return 0; -} - -static void rtl838x_init_eee(struct rtl838x_switch_priv *priv, bool enable) -{ - int i; - - pr_info("Setting up EEE, state: %d\n", enable); - sw_w32_mask(0x4, 0, RTL838X_SMI_GLB_CTRL); - - /* Set timers for EEE */ - sw_w32(0x5001411, RTL838X_EEE_TX_TIMER_GIGA_CTRL); - sw_w32(0x5001417, RTL838X_EEE_TX_TIMER_GELITE_CTRL); - - // Enable EEE MAC support on ports - for (i = 0; i < priv->cpu_port; i++) { - if (priv->ports[i].phy) - rtl838x_port_eee_set(priv, i, enable); - } - priv->eee_enabled = enable; -} - -static void rtl838x_pie_lookup_enable(struct rtl838x_switch_priv *priv, int index) -{ - int block = index / PIE_BLOCK_SIZE; - u32 block_state = sw_r32(RTL838X_ACL_BLK_LOOKUP_CTRL); - - // Make sure rule-lookup is enabled in the block - if (!(block_state & BIT(block))) - sw_w32(block_state | BIT(block), RTL838X_ACL_BLK_LOOKUP_CTRL); -} - -static void rtl838x_pie_rule_del(struct rtl838x_switch_priv *priv, int index_from, int index_to) -{ - int block_from = index_from / PIE_BLOCK_SIZE; - int block_to = index_to / PIE_BLOCK_SIZE; - u32 v = (index_from << 1)| (index_to << 12 ) | BIT(0); - int block; - u32 block_state; - - pr_debug("%s: from %d to %d\n", __func__, index_from, index_to); - mutex_lock(&priv->reg_mutex); - - // Remember currently active blocks - block_state = sw_r32(RTL838X_ACL_BLK_LOOKUP_CTRL); - - // Make sure rule-lookup is disabled in the relevant blocks - for (block = block_from; block <= block_to; block++) { - if (block_state & BIT(block)) - sw_w32(block_state & (~BIT(block)), RTL838X_ACL_BLK_LOOKUP_CTRL); - } - - // Write from-to and execute bit into control register - sw_w32(v, RTL838X_ACL_CLR_CTRL); - - // Wait until command has completed - do { - } while (sw_r32(RTL838X_ACL_CLR_CTRL) & BIT(0)); - - // Re-enable rule lookup - for (block = block_from; block <= block_to; block++) { - if (!(block_state & BIT(block))) - sw_w32(block_state | BIT(block), RTL838X_ACL_BLK_LOOKUP_CTRL); - } - - mutex_unlock(&priv->reg_mutex); -} - -/* - * 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 RTL9310 has 2 more registers / fields and the physical field-ids - * are specific to every platform. - */ -static void rtl838x_write_pie_templated(u32 r[], struct pie_rule *pr, enum template_field_id t[]) -{ - int i; - enum template_field_id field_type; - u16 data, data_m; - - for (i = 0; i < N_FIXED_FIELDS; i++) { - field_type = t[i]; - 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_RANGE_CHK: - data = pr->field_range_check; - data_m = pr->field_range_check_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_ICMP_IGMP: - data = pr->icmp_igmp; - data_m = pr->icmp_igmp_m; - break; - default: - pr_info("%s: unknown field %d\n", __func__, field_type); - continue; - } - if (!(i % 2)) { - r[5 - i / 2] = data; - r[12 - i / 2] = data_m; - } else { - r[5 - i / 2] |= ((u32)data) << 16; - r[12 - i / 2] |= ((u32)data_m) << 16; - } - } -} - -/* - * Creates the intermediate representation of the templated match-fields of the - * PIE rule in the pie_rule structure by reading 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 RTL9310 has 2 more registers / fields and the physical field-ids - */ -static void rtl838x_read_pie_templated(u32 r[], struct pie_rule *pr, enum template_field_id t[]) -{ - int i; - enum template_field_id field_type; - u16 data, data_m; - - for (i = 0; i < N_FIXED_FIELDS; i++) { - field_type = t[i]; - if (!(i % 2)) { - data = r[5 - i / 2]; - data_m = r[12 - i / 2]; - } else { - data = r[5 - i / 2] >> 16; - data_m = r[12 - i / 2] >> 16; - } - - switch (field_type) { - case TEMPLATE_FIELD_SPM0: - pr->spm = (pr->spn << 16) | data; - pr->spm_m = (pr->spn << 16) | data_m; - break; - case TEMPLATE_FIELD_SPM1: - pr->spm = data; - pr->spm_m = data_m; - break; - case TEMPLATE_FIELD_OTAG: - pr->otag = data; - pr->otag_m = data_m; - break; - case TEMPLATE_FIELD_SMAC0: - pr->smac[4] = data >> 8; - pr->smac[5] = data; - pr->smac_m[4] = data >> 8; - pr->smac_m[5] = data; - break; - case TEMPLATE_FIELD_SMAC1: - pr->smac[2] = data >> 8; - pr->smac[3] = data; - pr->smac_m[2] = data >> 8; - pr->smac_m[3] = data; - break; - case TEMPLATE_FIELD_SMAC2: - pr->smac[0] = data >> 8; - pr->smac[1] = data; - pr->smac_m[0] = data >> 8; - pr->smac_m[1] = data; - break; - case TEMPLATE_FIELD_DMAC0: - pr->dmac[4] = data >> 8; - pr->dmac[5] = data; - pr->dmac_m[4] = data >> 8; - pr->dmac_m[5] = data; - break; - case TEMPLATE_FIELD_DMAC1: - pr->dmac[2] = data >> 8; - pr->dmac[3] = data; - pr->dmac_m[2] = data >> 8; - pr->dmac_m[3] = data; - break; - case TEMPLATE_FIELD_DMAC2: - pr->dmac[0] = data >> 8; - pr->dmac[1] = data; - pr->dmac_m[0] = data >> 8; - pr->dmac_m[1] = data; - break; - case TEMPLATE_FIELD_ETHERTYPE: - pr->ethertype = data; - pr->ethertype_m = data_m; - break; - case TEMPLATE_FIELD_ITAG: - pr->itag = data; - pr->itag_m = data_m; - break; - case TEMPLATE_FIELD_RANGE_CHK: - pr->field_range_check = data; - pr->field_range_check_m = data_m; - break; - case TEMPLATE_FIELD_SIP0: - pr->sip = data; - pr->sip_m = data_m; - break; - case TEMPLATE_FIELD_SIP1: - pr->sip = (pr->sip << 16) | data; - pr->sip_m = (pr->sip << 16) | data_m; - break; - case TEMPLATE_FIELD_SIP2: - pr->is_ipv6 = true; - // Make use of limitiations on the position of the match values - ipv6_addr_set(&pr->sip6, pr->sip, r[5 - i / 2], - r[4 - i / 2], r[3 - i / 2]); - ipv6_addr_set(&pr->sip6_m, pr->sip_m, r[5 - i / 2], - r[4 - i / 2], r[3 - i / 2]); - case TEMPLATE_FIELD_SIP3: - case TEMPLATE_FIELD_SIP4: - case TEMPLATE_FIELD_SIP5: - case TEMPLATE_FIELD_SIP6: - case TEMPLATE_FIELD_SIP7: - break; - - case TEMPLATE_FIELD_DIP0: - pr->dip = data; - pr->dip_m = data_m; - break; - case TEMPLATE_FIELD_DIP1: - pr->dip = (pr->dip << 16) | data; - pr->dip_m = (pr->dip << 16) | data_m; - break; - case TEMPLATE_FIELD_DIP2: - pr->is_ipv6 = true; - ipv6_addr_set(&pr->dip6, pr->dip, r[5 - i / 2], - r[4 - i / 2], r[3 - i / 2]); - ipv6_addr_set(&pr->dip6_m, pr->dip_m, r[5 - i / 2], - r[4 - i / 2], r[3 - i / 2]); - case TEMPLATE_FIELD_DIP3: - case TEMPLATE_FIELD_DIP4: - case TEMPLATE_FIELD_DIP5: - case TEMPLATE_FIELD_DIP6: - case TEMPLATE_FIELD_DIP7: - break; - case TEMPLATE_FIELD_IP_TOS_PROTO: - pr->tos_proto = data; - pr->tos_proto_m = data_m; - break; - case TEMPLATE_FIELD_L4_SPORT: - pr->sport = data; - pr->sport_m = data_m; - break; - case TEMPLATE_FIELD_L4_DPORT: - pr->dport = data; - pr->dport_m = data_m; - break; - case TEMPLATE_FIELD_ICMP_IGMP: - pr->icmp_igmp = data; - pr->icmp_igmp_m = data_m; - break; - default: - pr_info("%s: unknown field %d\n", __func__, field_type); - } - } -} - -static void rtl838x_read_pie_fixed_fields(u32 r[], struct pie_rule *pr) -{ - pr->spmmask_fix = (r[6] >> 22) & 0x3; - pr->spn = (r[6] >> 16) & 0x3f; - pr->mgnt_vlan = (r[6] >> 15) & 1; - pr->dmac_hit_sw = (r[6] >> 14) & 1; - pr->not_first_frag = (r[6] >> 13) & 1; - pr->frame_type_l4 = (r[6] >> 10) & 7; - pr->frame_type = (r[6] >> 8) & 3; - pr->otag_fmt = (r[6] >> 7) & 1; - pr->itag_fmt = (r[6] >> 6) & 1; - pr->otag_exist = (r[6] >> 5) & 1; - pr->itag_exist = (r[6] >> 4) & 1; - pr->frame_type_l2 = (r[6] >> 2) & 3; - pr->tid = r[6] & 3; - - pr->spmmask_fix_m = (r[13] >> 22) & 0x3; - pr->spn_m = (r[13] >> 16) & 0x3f; - pr->mgnt_vlan_m = (r[13] >> 15) & 1; - pr->dmac_hit_sw_m = (r[13] >> 14) & 1; - pr->not_first_frag_m = (r[13] >> 13) & 1; - pr->frame_type_l4_m = (r[13] >> 10) & 7; - pr->frame_type_m = (r[13] >> 8) & 3; - pr->otag_fmt_m = (r[13] >> 7) & 1; - pr->itag_fmt_m = (r[13] >> 6) & 1; - pr->otag_exist_m = (r[13] >> 5) & 1; - pr->itag_exist_m = (r[13] >> 4) & 1; - pr->frame_type_l2_m = (r[13] >> 2) & 3; - pr->tid_m = r[13] & 3; - - pr->valid = r[14] & BIT(31); - pr->cond_not = r[14] & BIT(30); - pr->cond_and1 = r[14] & BIT(29); - pr->cond_and2 = r[14] & BIT(28); - pr->ivalid = r[14] & BIT(27); - - pr->drop = (r[17] >> 14) & 3; - pr->fwd_sel = r[17] & BIT(13); - pr->ovid_sel = r[17] & BIT(12); - pr->ivid_sel = r[17] & BIT(11); - pr->flt_sel = r[17] & BIT(10); - pr->log_sel = r[17] & BIT(9); - pr->rmk_sel = r[17] & BIT(8); - pr->meter_sel = r[17] & BIT(7); - pr->tagst_sel = r[17] & BIT(6); - pr->mir_sel = r[17] & BIT(5); - pr->nopri_sel = r[17] & BIT(4); - pr->cpupri_sel = r[17] & BIT(3); - pr->otpid_sel = r[17] & BIT(2); - pr->itpid_sel = r[17] & BIT(1); - pr->shaper_sel = r[17] & BIT(0); -} - -static void rtl838x_write_pie_fixed_fields(u32 r[], struct pie_rule *pr) -{ - r[6] = ((u32) (pr->spmmask_fix & 0x3)) << 22; - r[6] |= ((u32) (pr->spn & 0x3f)) << 16; - r[6] |= pr->mgnt_vlan ? BIT(15) : 0; - r[6] |= pr->dmac_hit_sw ? BIT(14) : 0; - r[6] |= pr->not_first_frag ? BIT(13) : 0; - r[6] |= ((u32) (pr->frame_type_l4 & 0x7)) << 10; - r[6] |= ((u32) (pr->frame_type & 0x3)) << 8; - r[6] |= pr->otag_fmt ? BIT(7) : 0; - r[6] |= pr->itag_fmt ? BIT(6) : 0; - r[6] |= pr->otag_exist ? BIT(5) : 0; - r[6] |= pr->itag_exist ? BIT(4) : 0; - r[6] |= ((u32) (pr->frame_type_l2 & 0x3)) << 2; - r[6] |= ((u32) (pr->tid & 0x3)); - - r[13] = ((u32) (pr->spmmask_fix_m & 0x3)) << 22; - r[13] |= ((u32) (pr->spn_m & 0x3f)) << 16; - r[13] |= pr->mgnt_vlan_m ? BIT(15) : 0; - r[13] |= pr->dmac_hit_sw_m ? BIT(14) : 0; - r[13] |= pr->not_first_frag_m ? BIT(13) : 0; - r[13] |= ((u32) (pr->frame_type_l4_m & 0x7)) << 10; - r[13] |= ((u32) (pr->frame_type_m & 0x3)) << 8; - r[13] |= pr->otag_fmt_m ? BIT(7) : 0; - r[13] |= pr->itag_fmt_m ? BIT(6) : 0; - r[13] |= pr->otag_exist_m ? BIT(5) : 0; - r[13] |= pr->itag_exist_m ? BIT(4) : 0; - r[13] |= ((u32) (pr->frame_type_l2_m & 0x3)) << 2; - r[13] |= ((u32) (pr->tid_m & 0x3)); - - r[14] = pr->valid ? BIT(31) : 0; - r[14] |= pr->cond_not ? BIT(30) : 0; - r[14] |= pr->cond_and1 ? BIT(29) : 0; - r[14] |= pr->cond_and2 ? BIT(28) : 0; - r[14] |= pr->ivalid ? BIT(27) : 0; - - if (pr->drop) - r[17] = 0x1 << 14; // Standard drop action - else - r[17] = 0; - r[17] |= pr->fwd_sel ? BIT(13) : 0; - r[17] |= pr->ovid_sel ? BIT(12) : 0; - r[17] |= pr->ivid_sel ? BIT(11) : 0; - r[17] |= pr->flt_sel ? BIT(10) : 0; - r[17] |= pr->log_sel ? BIT(9) : 0; - r[17] |= pr->rmk_sel ? BIT(8) : 0; - r[17] |= pr->meter_sel ? BIT(7) : 0; - r[17] |= pr->tagst_sel ? BIT(6) : 0; - r[17] |= pr->mir_sel ? BIT(5) : 0; - r[17] |= pr->nopri_sel ? BIT(4) : 0; - r[17] |= pr->cpupri_sel ? BIT(3) : 0; - r[17] |= pr->otpid_sel ? BIT(2) : 0; - r[17] |= pr->itpid_sel ? BIT(1) : 0; - r[17] |= pr->shaper_sel ? BIT(0) : 0; -} - -static int rtl838x_write_pie_action(u32 r[], struct pie_rule *pr) -{ - u16 *aif = (u16 *)&r[17]; - u16 data; - int fields_used = 0; - - aif--; - - pr_debug("%s, at %08x\n", __func__, (u32)aif); - /* Multiple actions can be linked to a match of a PIE rule, - * they have different precedence depending on their type and this precedence - * defines which Action Information Field (0-4) in the IACL table stores - * the additional data of the action (like e.g. the port number a packet is - * forwarded to) */ - // TODO: count bits in selectors to limit to a maximum number of actions - if (pr->fwd_sel) { // Forwarding action - data = pr->fwd_act << 13; - data |= pr->fwd_data; - data |= pr->bypass_all ? BIT(12) : 0; - data |= pr->bypass_ibc_sc ? BIT(11) : 0; - data |= pr->bypass_igr_stp ? BIT(10) : 0; - *aif-- = data; - fields_used++; - } - - if (pr->ovid_sel) { // Outer VID action - data = (pr->ovid_act & 0x3) << 12; - data |= pr->ovid_data; - *aif-- = data; - fields_used++; - } - - if (pr->ivid_sel) { // Inner VID action - data = (pr->ivid_act & 0x3) << 12; - data |= pr->ivid_data; - *aif-- = data; - fields_used++; - } - - if (pr->flt_sel) { // Filter action - *aif-- = pr->flt_data; - fields_used++; - } - - if (pr->log_sel) { // Log action - if (fields_used >= 4) - return -1; - *aif-- = pr->log_data; - fields_used++; - } - - if (pr->rmk_sel) { // Remark action - if (fields_used >= 4) - return -1; - *aif-- = pr->rmk_data; - fields_used++; - } - - if (pr->meter_sel) { // Meter action - if (fields_used >= 4) - return -1; - *aif-- = pr->meter_data; - fields_used++; - } - - if (pr->tagst_sel) { // Egress Tag Status action - if (fields_used >= 4) - return -1; - *aif-- = pr->tagst_data; - fields_used++; - } - - if (pr->mir_sel) { // Mirror action - if (fields_used >= 4) - return -1; - *aif-- = pr->mir_data; - fields_used++; - } - - if (pr->nopri_sel) { // Normal Priority action - if (fields_used >= 4) - return -1; - *aif-- = pr->nopri_data; - fields_used++; - } - - if (pr->cpupri_sel) { // CPU Priority action - if (fields_used >= 4) - return -1; - *aif-- = pr->nopri_data; - fields_used++; - } - - if (pr->otpid_sel) { // OTPID action - if (fields_used >= 4) - return -1; - *aif-- = pr->otpid_data; - fields_used++; - } - - if (pr->itpid_sel) { // ITPID action - if (fields_used >= 4) - return -1; - *aif-- = pr->itpid_data; - fields_used++; - } - - if (pr->shaper_sel) { // Traffic shaper action - if (fields_used >= 4) - return -1; - *aif-- = pr->shaper_data; - fields_used++; - } - - return 0; -} - -static void rtl838x_read_pie_action(u32 r[], struct pie_rule *pr) -{ - u16 *aif = (u16 *)&r[17]; - - aif--; - - pr_debug("%s, at %08x\n", __func__, (u32)aif); - if (pr->drop) - pr_debug("%s: Action Drop: %d", __func__, pr->drop); - - if (pr->fwd_sel){ // Forwarding action - pr->fwd_act = *aif >> 13; - pr->fwd_data = *aif--; - pr->bypass_all = pr->fwd_data & BIT(12); - pr->bypass_ibc_sc = pr->fwd_data & BIT(11); - pr->bypass_igr_stp = pr->fwd_data & BIT(10); - if (pr->bypass_all || pr->bypass_ibc_sc || pr->bypass_igr_stp) - pr->bypass_sel = true; - } - if (pr->ovid_sel) // Outer VID action - pr->ovid_data = *aif--; - if (pr->ivid_sel) // Inner VID action - pr->ivid_data = *aif--; - if (pr->flt_sel) // Filter action - pr->flt_data = *aif--; - if (pr->log_sel) // Log action - pr->log_data = *aif--; - if (pr->rmk_sel) // Remark action - pr->rmk_data = *aif--; - if (pr->meter_sel) // Meter action - pr->meter_data = *aif--; - if (pr->tagst_sel) // Egress Tag Status action - pr->tagst_data = *aif--; - if (pr->mir_sel) // Mirror action - pr->mir_data = *aif--; - if (pr->nopri_sel) // Normal Priority action - pr->nopri_data = *aif--; - if (pr->cpupri_sel) // CPU Priority action - pr->nopri_data = *aif--; - if (pr->otpid_sel) // OTPID action - pr->otpid_data = *aif--; - if (pr->itpid_sel) // ITPID action - pr->itpid_data = *aif--; - if (pr->shaper_sel) // Traffic shaper action - pr->shaper_data = *aif--; -} - -static void rtl838x_pie_rule_dump_raw(u32 r[]) -{ - pr_info("Raw IACL table entry:\n"); - 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 : %08x\n", r[6]); - pr_info("Match M: %08x %08x %08x %08x %08x %08x\n", r[7], r[8], r[9], r[10], r[11], r[12]); - pr_info("Fixed M: %08x\n", r[13]); - pr_info("AIF : %08x %08x %08x\n", r[14], r[15], r[16]); - pr_info("Sel : %08x\n", r[17]); -} - -static void rtl838x_pie_rule_dump(struct pie_rule *pr) -{ - pr_info("Drop: %d, fwd: %d, ovid: %d, ivid: %d, flt: %d, log: %d, rmk: %d, meter: %d tagst: %d, mir: %d, nopri: %d, cpupri: %d, otpid: %d, itpid: %d, shape: %d\n", - pr->drop, pr->fwd_sel, pr->ovid_sel, pr->ivid_sel, pr->flt_sel, pr->log_sel, pr->rmk_sel, pr->log_sel, pr->tagst_sel, pr->mir_sel, pr->nopri_sel, - pr->cpupri_sel, pr->otpid_sel, pr->itpid_sel, pr->shaper_sel); - if (pr->fwd_sel) - pr_info("FWD: %08x\n", pr->fwd_data); - pr_info("TID: %x, %x\n", pr->tid, pr->tid_m); -} - -static int rtl838x_pie_rule_read(struct rtl838x_switch_priv *priv, int idx, struct pie_rule *pr) -{ - // Read IACL table (1) via register 0 - struct table_reg *q = rtl_table_get(RTL8380_TBL_0, 1); - u32 r[18]; - int i; - int block = idx / PIE_BLOCK_SIZE; - u32 t_select = sw_r32(RTL838X_ACL_BLK_TMPLTE_CTRL(block)); - - memset(pr, 0, sizeof(*pr)); - rtl_table_read(q, idx); - for (i = 0; i < 18; i++) - r[i] = sw_r32(rtl_table_data(q, i)); - - rtl_table_release(q); - - rtl838x_read_pie_fixed_fields(r, pr); - if (!pr->valid) - return 0; - - pr_info("%s: template_selectors %08x, tid: %d\n", __func__, t_select, pr->tid); - rtl838x_pie_rule_dump_raw(r); - - rtl838x_read_pie_templated(r, pr, fixed_templates[(t_select >> (pr->tid * 3)) & 0x7]); - - rtl838x_read_pie_action(r, pr); - - return 0; -} - -static int rtl838x_pie_rule_write(struct rtl838x_switch_priv *priv, int idx, struct pie_rule *pr) -{ - // Access IACL table (1) via register 0 - struct table_reg *q = rtl_table_get(RTL8380_TBL_0, 1); - u32 r[18]; - int i, err = 0; - int block = idx / PIE_BLOCK_SIZE; - u32 t_select = sw_r32(RTL838X_ACL_BLK_TMPLTE_CTRL(block)); - - pr_debug("%s: %d, t_select: %08x\n", __func__, idx, t_select); - - for (i = 0; i < 18; i++) - r[i] = 0; - - if (!pr->valid) - goto err_out; - - rtl838x_write_pie_fixed_fields(r, pr); - - pr_debug("%s: template %d\n", __func__, (t_select >> (pr->tid * 3)) & 0x7); - rtl838x_write_pie_templated(r, pr, fixed_templates[(t_select >> (pr->tid * 3)) & 0x7]); - - if (rtl838x_write_pie_action(r, pr)) { - pr_err("Rule actions too complex\n"); - goto err_out; - } - -// rtl838x_pie_rule_dump_raw(r); - - for (i = 0; i < 18; i++) - sw_w32(r[i], rtl_table_data(q, i)); - -err_out: - rtl_table_write(q, idx); - rtl_table_release(q); - - return err; -} - -static bool rtl838x_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; i++) { - ft = fixed_templates[t][i]; - if (field_type == ft) - return true; - } - - return false; -} - -static int rtl838x_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 && !rtl838x_pie_templ_has(t, TEMPLATE_FIELD_SIP0)) - return -1; - - if (!pr->is_ipv6 && pr->dip_m && !rtl838x_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]) - && !rtl838x_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]) - && !rtl838x_pie_templ_has(t, TEMPLATE_FIELD_DIP2)) - return -1; - } - - if (ether_addr_to_u64(pr->smac) && !rtl838x_pie_templ_has(t, TEMPLATE_FIELD_SMAC0)) - return -1; - - if (ether_addr_to_u64(pr->dmac) && !rtl838x_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 rtl838x_pie_rule_add(struct rtl838x_switch_priv *priv, struct pie_rule *pr) -{ - int idx, block, j, t; - - pr_debug("In %s\n", __func__); - - mutex_lock(&priv->pie_mutex); - - for (block = 0; block < priv->n_pie_blocks; block++) { - for (j = 0; j < 3; j++) { - t = (sw_r32(RTL838X_ACL_BLK_TMPLTE_CTRL(block)) >> (j * 3)) & 0x7; - pr_debug("Testing block %d, template %d, template id %d\n", block, j, t); - idx = rtl838x_pie_verify_template(priv, pr, t, block); - if (idx >= 0) - break; - } - if (j < 3) - break; - } - - if (block >= priv->n_pie_blocks) { - mutex_unlock(&priv->pie_mutex); - return -EOPNOTSUPP; - } - - pr_debug("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 = 0x3; - pr->id = idx; - - rtl838x_pie_lookup_enable(priv, idx); - rtl838x_pie_rule_write(priv, idx, pr); - - mutex_unlock(&priv->pie_mutex); - return 0; -} - -static void rtl838x_pie_rule_rm(struct rtl838x_switch_priv *priv, struct pie_rule *pr) -{ - int idx = pr->id; - - rtl838x_pie_rule_del(priv, idx, idx); - clear_bit(idx, priv->pie_use_bm); -} - -/* - * Initializes the Packet Inspection Engine: - * powers it up, enables default matching templates for all blocks - * and clears all rules possibly installed by u-boot - */ -static void rtl838x_pie_init(struct rtl838x_switch_priv *priv) -{ - int i; - u32 template_selectors; - - mutex_init(&priv->pie_mutex); - - // Enable ACL lookup on all ports, including CPU_PORT - for (i = 0; i <= priv->cpu_port; i++) - sw_w32(1, RTL838X_ACL_PORT_LOOKUP_CTRL(i)); - - // Power on all PIE blocks - for (i = 0; i < priv->n_pie_blocks; i++) - sw_w32_mask(0, BIT(i), RTL838X_ACL_BLK_PWR_CTRL); - - // Include IPG in metering - sw_w32(1, RTL838X_METER_GLB_CTRL); - - // Delete all present rules - rtl838x_pie_rule_del(priv, 0, priv->n_pie_blocks * PIE_BLOCK_SIZE - 1); - - // Routing bypasses source port filter: disable write-protection, first - sw_w32_mask(0, 3, RTL838X_INT_RW_CTRL); - sw_w32_mask(0, 1, RTL838X_DMY_REG27); - sw_w32_mask(3, 0, RTL838X_INT_RW_CTRL); - - // Enable predefined templates 0, 1 and 2 for even blocks - template_selectors = 0 | (1 << 3) | (2 << 6); - for (i = 0; i < 6; i += 2) - sw_w32(template_selectors, RTL838X_ACL_BLK_TMPLTE_CTRL(i)); - - // Enable predefined templates 0, 3 and 4 (IPv6 support) for odd blocks - template_selectors = 0 | (3 << 3) | (4 << 6); - for (i = 1; i < priv->n_pie_blocks; i += 2) - sw_w32(template_selectors, RTL838X_ACL_BLK_TMPLTE_CTRL(i)); - - // Group each pair of physical blocks together to a logical block - sw_w32(0b10101010101, RTL838X_ACL_BLK_GROUP_CTRL); -} - -static u32 rtl838x_packet_cntr_read(int counter) -{ - u32 v; - - // Read LOG table (3) via register RTL8380_TBL_0 - struct table_reg *r = rtl_table_get(RTL8380_TBL_0, 3); - - pr_debug("In %s, id %d\n", __func__, counter); - rtl_table_read(r, counter / 2); - - pr_debug("Registers: %08x %08x\n", - sw_r32(rtl_table_data(r, 0)), sw_r32(rtl_table_data(r, 1))); - // The table has a size of 2 registers - if (counter % 2) - v = sw_r32(rtl_table_data(r, 0)); - else - v = sw_r32(rtl_table_data(r, 1)); - - rtl_table_release(r); - - return v; -} - -static void rtl838x_packet_cntr_clear(int counter) -{ - // Access LOG table (3) via register RTL8380_TBL_0 - struct table_reg *r = rtl_table_get(RTL8380_TBL_0, 3); - - pr_debug("In %s, id %d\n", __func__, counter); - // The table has a size of 2 registers - if (counter % 2) - sw_w32(0, rtl_table_data(r, 0)); - else - sw_w32(0, rtl_table_data(r, 1)); - - rtl_table_write(r, counter / 2); - - rtl_table_release(r); -} - -static void rtl838x_route_read(int idx, struct rtl83xx_route *rt) -{ - // Read ROUTING table (2) via register RTL8380_TBL_1 - struct table_reg *r = rtl_table_get(RTL8380_TBL_1, 2); - - pr_debug("In %s, id %d\n", __func__, idx); - rtl_table_read(r, idx); - - // The table has a size of 2 registers - rt->nh.gw = sw_r32(rtl_table_data(r, 0)); - rt->nh.gw <<= 32; - rt->nh.gw |= sw_r32(rtl_table_data(r, 1)); - - rtl_table_release(r); -} - -static void rtl838x_route_write(int idx, struct rtl83xx_route *rt) -{ - // Access ROUTING table (2) via register RTL8380_TBL_1 - struct table_reg *r = rtl_table_get(RTL8380_TBL_1, 2); - - pr_debug("In %s, id %d, gw: %016llx\n", __func__, idx, rt->nh.gw); - sw_w32(rt->nh.gw >> 32, rtl_table_data(r, 0)); - sw_w32(rt->nh.gw, rtl_table_data(r, 1)); - rtl_table_write(r, idx); - - rtl_table_release(r); -} - -static int rtl838x_l3_setup(struct rtl838x_switch_priv *priv) -{ - // Nothing to be done - return 0; -} - -void rtl838x_vlan_port_keep_tag_set(int port, bool keep_outer, bool keep_inner) -{ - sw_w32(FIELD_PREP(RTL838X_VLAN_PORT_TAG_STS_CTRL_OTAG_STS_MASK, - keep_outer ? RTL838X_VLAN_PORT_TAG_STS_TAGGED : RTL838X_VLAN_PORT_TAG_STS_UNTAG) | - FIELD_PREP(RTL838X_VLAN_PORT_TAG_STS_CTRL_ITAG_STS_MASK, - keep_inner ? RTL838X_VLAN_PORT_TAG_STS_TAGGED : RTL838X_VLAN_PORT_TAG_STS_UNTAG), - RTL838X_VLAN_PORT_TAG_STS_CTRL(port)); -} - -void rtl838x_vlan_port_pvidmode_set(int port, enum pbvlan_type type, enum pbvlan_mode mode) -{ - if (type == PBVLAN_TYPE_INNER) - sw_w32_mask(0x3, mode, RTL838X_VLAN_PORT_PB_VLAN + (port << 2)); - else - sw_w32_mask(0x3 << 14, mode << 14, RTL838X_VLAN_PORT_PB_VLAN + (port << 2)); -} - -void rtl838x_vlan_port_pvid_set(int port, enum pbvlan_type type, int pvid) -{ - if (type == PBVLAN_TYPE_INNER) - sw_w32_mask(0xfff << 2, pvid << 2, RTL838X_VLAN_PORT_PB_VLAN + (port << 2)); - else - sw_w32_mask(0xfff << 16, pvid << 16, RTL838X_VLAN_PORT_PB_VLAN + (port << 2)); -} - -static int rtl838x_set_ageing_time(unsigned long msec) -{ - int t = sw_r32(RTL838X_L2_CTRL_1); - - t &= 0x7FFFFF; - t = t * 128 / 625; /* Aging time in seconds. 0: L2 aging disabled */ - pr_debug("L2 AGING time: %d sec\n", t); - - t = (msec * 625 + 127000) / 128000; - t = t > 0x7FFFFF ? 0x7FFFFF : t; - sw_w32_mask(0x7FFFFF, t, RTL838X_L2_CTRL_1); - pr_debug("Dynamic aging for ports: %x\n", sw_r32(RTL838X_L2_PORT_AGING_OUT)); - - return 0; -} - -static void rtl838x_set_igr_filter(int port, enum igr_filter state) -{ - sw_w32_mask(0x3 << ((port & 0xf)<<1), state << ((port & 0xf)<<1), - RTL838X_VLAN_PORT_IGR_FLTR + (((port >> 4) << 2))); -} - -static void rtl838x_set_egr_filter(int port, enum egr_filter state) -{ - sw_w32_mask(0x1 << (port % 0x1d), state << (port % 0x1d), - RTL838X_VLAN_PORT_EGR_FLTR + (((port / 29) << 2))); -} - -void rtl838x_set_distribution_algorithm(int group, int algoidx, u32 algomsk) -{ - algoidx &= 1; // RTL838X only supports 2 concurrent algorithms - sw_w32_mask(1 << (group % 8), algoidx << (group % 8), - RTL838X_TRK_HASH_IDX_CTRL + ((group >> 3) << 2)); - sw_w32(algomsk, RTL838X_TRK_HASH_CTRL + (algoidx << 2)); -} - -void rtl838x_set_receive_management_action(int port, rma_ctrl_t type, action_type_t action) -{ - switch(type) { - case BPDU: - sw_w32_mask(3 << ((port & 0xf) << 1), (action & 0x3) << ((port & 0xf) << 1), - RTL838X_RMA_BPDU_CTRL + ((port >> 4) << 2)); - break; - case PTP: - sw_w32_mask(3 << ((port & 0xf) << 1), (action & 0x3) << ((port & 0xf) << 1), - RTL838X_RMA_PTP_CTRL + ((port >> 4) << 2)); - break; - case LLTP: - sw_w32_mask(3 << ((port & 0xf) << 1), (action & 0x3) << ((port & 0xf) << 1), - RTL838X_RMA_LLTP_CTRL + ((port >> 4) << 2)); - break; - default: - break; - } -} - -const struct rtl838x_reg rtl838x_reg = { - .mask_port_reg_be = rtl838x_mask_port_reg, - .set_port_reg_be = rtl838x_set_port_reg, - .get_port_reg_be = rtl838x_get_port_reg, - .mask_port_reg_le = rtl838x_mask_port_reg, - .set_port_reg_le = rtl838x_set_port_reg, - .get_port_reg_le = rtl838x_get_port_reg, - .stat_port_rst = RTL838X_STAT_PORT_RST, - .stat_rst = RTL838X_STAT_RST, - .stat_port_std_mib = RTL838X_STAT_PORT_STD_MIB, - .port_iso_ctrl = rtl838x_port_iso_ctrl, - .traffic_enable = rtl838x_traffic_enable, - .traffic_disable = rtl838x_traffic_disable, - .traffic_get = rtl838x_traffic_get, - .traffic_set = rtl838x_traffic_set, - .l2_ctrl_0 = RTL838X_L2_CTRL_0, - .l2_ctrl_1 = RTL838X_L2_CTRL_1, - .l2_port_aging_out = RTL838X_L2_PORT_AGING_OUT, - .set_ageing_time = rtl838x_set_ageing_time, - .smi_poll_ctrl = RTL838X_SMI_POLL_CTRL, - .l2_tbl_flush_ctrl = RTL838X_L2_TBL_FLUSH_CTRL, - .exec_tbl0_cmd = rtl838x_exec_tbl0_cmd, - .exec_tbl1_cmd = rtl838x_exec_tbl1_cmd, - .tbl_access_data_0 = rtl838x_tbl_access_data_0, - .isr_glb_src = RTL838X_ISR_GLB_SRC, - .isr_port_link_sts_chg = RTL838X_ISR_PORT_LINK_STS_CHG, - .imr_port_link_sts_chg = RTL838X_IMR_PORT_LINK_STS_CHG, - .imr_glb = RTL838X_IMR_GLB, - .vlan_tables_read = rtl838x_vlan_tables_read, - .vlan_set_tagged = rtl838x_vlan_set_tagged, - .vlan_set_untagged = rtl838x_vlan_set_untagged, - .mac_force_mode_ctrl = rtl838x_mac_force_mode_ctrl, - .vlan_profile_dump = rtl838x_vlan_profile_dump, - .vlan_profile_setup = rtl838x_vlan_profile_setup, - .vlan_fwd_on_inner = rtl838x_vlan_fwd_on_inner, - .set_vlan_igr_filter = rtl838x_set_igr_filter, - .set_vlan_egr_filter = rtl838x_set_egr_filter, - .enable_learning = rtl838x_enable_learning, - .enable_flood = rtl838x_enable_flood, - .enable_mcast_flood = rtl838x_enable_mcast_flood, - .enable_bcast_flood = rtl838x_enable_bcast_flood, - .set_static_move_action = rtl838x_set_static_move_action, - .stp_get = rtl838x_stp_get, - .stp_set = rtl838x_stp_set, - .mac_port_ctrl = rtl838x_mac_port_ctrl, - .l2_port_new_salrn = rtl838x_l2_port_new_salrn, - .l2_port_new_sa_fwd = rtl838x_l2_port_new_sa_fwd, - .mir_ctrl = RTL838X_MIR_CTRL, - .mir_dpm = RTL838X_MIR_DPM_CTRL, - .mir_spm = RTL838X_MIR_SPM_CTRL, - .mac_link_sts = RTL838X_MAC_LINK_STS, - .mac_link_dup_sts = RTL838X_MAC_LINK_DUP_STS, - .mac_link_spd_sts = rtl838x_mac_link_spd_sts, - .mac_rx_pause_sts = RTL838X_MAC_RX_PAUSE_STS, - .mac_tx_pause_sts = RTL838X_MAC_TX_PAUSE_STS, - .read_l2_entry_using_hash = rtl838x_read_l2_entry_using_hash, - .write_l2_entry_using_hash = rtl838x_write_l2_entry_using_hash, - .read_cam = rtl838x_read_cam, - .write_cam = rtl838x_write_cam, - .vlan_port_keep_tag_set = rtl838x_vlan_port_keep_tag_set, - .vlan_port_pvidmode_set = rtl838x_vlan_port_pvidmode_set, - .vlan_port_pvid_set = rtl838x_vlan_port_pvid_set, - .trk_mbr_ctr = rtl838x_trk_mbr_ctr, - .rma_bpdu_fld_pmask = RTL838X_RMA_BPDU_FLD_PMSK, - .spcl_trap_eapol_ctrl = RTL838X_SPCL_TRAP_EAPOL_CTRL, - .init_eee = rtl838x_init_eee, - .port_eee_set = rtl838x_port_eee_set, - .eee_port_ability = rtl838x_eee_port_ability, - .l2_hash_seed = rtl838x_l2_hash_seed, - .l2_hash_key = rtl838x_l2_hash_key, - .read_mcast_pmask = rtl838x_read_mcast_pmask, - .write_mcast_pmask = rtl838x_write_mcast_pmask, - .pie_init = rtl838x_pie_init, - .pie_rule_read = rtl838x_pie_rule_read, - .pie_rule_write = rtl838x_pie_rule_write, - .pie_rule_add = rtl838x_pie_rule_add, - .pie_rule_rm = rtl838x_pie_rule_rm, - .l2_learning_setup = rtl838x_l2_learning_setup, - .packet_cntr_read = rtl838x_packet_cntr_read, - .packet_cntr_clear = rtl838x_packet_cntr_clear, - .route_read = rtl838x_route_read, - .route_write = rtl838x_route_write, - .l3_setup = rtl838x_l3_setup, - .set_distribution_algorithm = rtl838x_set_distribution_algorithm, - .set_receive_management_action = rtl838x_set_receive_management_action, -}; - -irqreturn_t rtl838x_switch_irq(int irq, void *dev_id) -{ - struct dsa_switch *ds = dev_id; - u32 status = sw_r32(RTL838X_ISR_GLB_SRC); - u32 ports = sw_r32(RTL838X_ISR_PORT_LINK_STS_CHG); - u32 link; - int i; - - /* Clear status */ - sw_w32(ports, RTL838X_ISR_PORT_LINK_STS_CHG); - pr_info("RTL8380 Link change: status: %x, ports %x\n", status, ports); - - for (i = 0; i < 28; i++) { - if (ports & BIT(i)) { - link = sw_r32(RTL838X_MAC_LINK_STS); - if (link & BIT(i)) - dsa_port_phylink_mac_change(ds, i, true); - else - dsa_port_phylink_mac_change(ds, i, false); - } - } - return IRQ_HANDLED; -} - -int rtl838x_smi_wait_op(int timeout) -{ - int ret = 0; - u32 val; - - ret = readx_poll_timeout(sw_r32, RTL838X_SMI_ACCESS_PHY_CTRL_1, - val, !(val & 0x1), 20, timeout); - if (ret) - pr_err("%s: timeout\n", __func__); - - return ret; -} - -/* - * Reads a register in a page from the PHY - */ -int rtl838x_read_phy(u32 port, u32 page, u32 reg, u32 *val) -{ - u32 v; - u32 park_page; - - if (port > 31) { - *val = 0xffff; - return 0; - } - - if (page > 4095 || reg > 31) - return -ENOTSUPP; - - mutex_lock(&smi_lock); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - sw_w32_mask(0xffff0000, port << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2); - - park_page = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_1) & ((0x1f << 15) | 0x2); - v = reg << 20 | page << 3; - sw_w32(v | park_page, RTL838X_SMI_ACCESS_PHY_CTRL_1); - sw_w32_mask(0, 1, RTL838X_SMI_ACCESS_PHY_CTRL_1); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - *val = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_2) & 0xffff; - - mutex_unlock(&smi_lock); - return 0; - -timeout: - mutex_unlock(&smi_lock); - return -ETIMEDOUT; -} - -/* - * Write to a register in a page of the PHY - */ -int rtl838x_write_phy(u32 port, u32 page, u32 reg, u32 val) -{ - u32 v; - u32 park_page; - - val &= 0xffff; - if (port > 31 || page > 4095 || reg > 31) - return -ENOTSUPP; - - mutex_lock(&smi_lock); - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - sw_w32(BIT(port), RTL838X_SMI_ACCESS_PHY_CTRL_0); - mdelay(10); - - sw_w32_mask(0xffff0000, val << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2); - - park_page = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_1) & ((0x1f << 15) | 0x2); - v = reg << 20 | page << 3 | 0x4; - sw_w32(v | park_page, RTL838X_SMI_ACCESS_PHY_CTRL_1); - sw_w32_mask(0, 1, RTL838X_SMI_ACCESS_PHY_CTRL_1); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - mutex_unlock(&smi_lock); - return 0; - -timeout: - mutex_unlock(&smi_lock); - return -ETIMEDOUT; -} - -/* - * Read an mmd register of a PHY - */ -int rtl838x_read_mmd_phy(u32 port, u32 addr, u32 reg, u32 *val) -{ - u32 v; - - mutex_lock(&smi_lock); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - sw_w32(1 << port, RTL838X_SMI_ACCESS_PHY_CTRL_0); - mdelay(10); - - sw_w32_mask(0xffff0000, port << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2); - - v = addr << 16 | reg; - sw_w32(v, RTL838X_SMI_ACCESS_PHY_CTRL_3); - - /* mmd-access | read | cmd-start */ - v = 1 << 1 | 0 << 2 | 1; - sw_w32(v, RTL838X_SMI_ACCESS_PHY_CTRL_1); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - *val = sw_r32(RTL838X_SMI_ACCESS_PHY_CTRL_2) & 0xffff; - - mutex_unlock(&smi_lock); - return 0; - -timeout: - mutex_unlock(&smi_lock); - return -ETIMEDOUT; -} - -/* - * Write to an mmd register of a PHY - */ -int rtl838x_write_mmd_phy(u32 port, u32 addr, u32 reg, u32 val) -{ - u32 v; - - pr_debug("MMD write: port %d, dev %d, reg %d, val %x\n", port, addr, reg, val); - val &= 0xffff; - mutex_lock(&smi_lock); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - sw_w32(1 << port, RTL838X_SMI_ACCESS_PHY_CTRL_0); - mdelay(10); - - sw_w32_mask(0xffff0000, val << 16, RTL838X_SMI_ACCESS_PHY_CTRL_2); - - sw_w32_mask(0x1f << 16, addr << 16, RTL838X_SMI_ACCESS_PHY_CTRL_3); - sw_w32_mask(0xffff, reg, RTL838X_SMI_ACCESS_PHY_CTRL_3); - /* mmd-access | write | cmd-start */ - v = 1 << 1 | 1 << 2 | 1; - sw_w32(v, RTL838X_SMI_ACCESS_PHY_CTRL_1); - - if (rtl838x_smi_wait_op(100000)) - goto timeout; - - mutex_unlock(&smi_lock); - return 0; - -timeout: - mutex_unlock(&smi_lock); - return -ETIMEDOUT; -} - -void rtl8380_get_version(struct rtl838x_switch_priv *priv) -{ - u32 rw_save, info_save; - u32 info; - - rw_save = sw_r32(RTL838X_INT_RW_CTRL); - sw_w32(rw_save | 0x3, RTL838X_INT_RW_CTRL); - - info_save = sw_r32(RTL838X_CHIP_INFO); - sw_w32(info_save | 0xA0000000, RTL838X_CHIP_INFO); - - info = sw_r32(RTL838X_CHIP_INFO); - sw_w32(info_save, RTL838X_CHIP_INFO); - sw_w32(rw_save, RTL838X_INT_RW_CTRL); - - if ((info & 0xFFFF) == 0x6275) { - if (((info >> 16) & 0x1F) == 0x1) - priv->version = RTL8380_VERSION_A; - else if (((info >> 16) & 0x1F) == 0x2) - priv->version = RTL8380_VERSION_B; - else - priv->version = RTL8380_VERSION_B; - } else { - priv->version = '-'; - } -} - -void rtl838x_vlan_profile_dump(int profile) -{ - u32 p; - - if (profile < 0 || profile > 7) - return; - - p = sw_r32(RTL838X_VLAN_PROFILE(profile)); - - pr_info("VLAN profile %d: L2 learning: %d, UNKN L2MC FLD PMSK %d, \ - UNKN IPMC FLD PMSK %d, UNKN IPv6MC FLD PMSK: %d", - profile, p & 1, (p >> 1) & 0x1ff, (p >> 10) & 0x1ff, (p >> 19) & 0x1ff); -} - -void rtl8380_sds_rst(int mac) -{ - u32 offset = (mac == 24) ? 0 : 0x100; - - sw_w32_mask(1 << 11, 0, RTL838X_SDS4_FIB_REG0 + offset); - sw_w32_mask(0x3, 0, RTL838X_SDS4_REG28 + offset); - sw_w32_mask(0x3, 0x3, RTL838X_SDS4_REG28 + offset); - sw_w32_mask(0, 0x1 << 6, RTL838X_SDS4_DUMMY0 + offset); - sw_w32_mask(0x1 << 6, 0, RTL838X_SDS4_DUMMY0 + offset); - pr_debug("SERDES reset: %d\n", mac); -} - -int rtl8380_sds_power(int mac, int val) -{ - u32 mode = (val == 1) ? 0x4 : 0x9; - u32 offset = (mac == 24) ? 5 : 0; - - if ((mac != 24) && (mac != 26)) { - pr_err("%s: not a fibre port: %d\n", __func__, mac); - return -1; - } - - sw_w32_mask(0x1f << offset, mode << offset, RTL838X_SDS_MODE_SEL); - - rtl8380_sds_rst(mac); - - return 0; -} -- cgit v1.2.3