net: brcm: netXtreme driver
Broadcom bnxt L2 driver support. Used by the Broadcom
iproc platforms.
Signed-off-by: Bharat Gooty <bharat.gooty@broadcom.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Signed-off-by: Roman Bacik <roman.bacik@broadcom.com>
diff --git a/drivers/net/bnxt/bnxt_dbg.h b/drivers/net/bnxt/bnxt_dbg.h
new file mode 100644
index 0000000..e9e9f6e
--- /dev/null
+++ b/drivers/net/bnxt/bnxt_dbg.h
@@ -0,0 +1,536 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2019-2021 Broadcom.
+ */
+
+#ifndef _BXNT_DBG_H_
+#define _BXNT_DBG_H_
+
+/* Adjust commented out lines below to enable debug. */
+/* #define DEBUG_PCI */
+/* #define DEBUG_MEMORY */
+/* #define DEBUG_LINK */
+/* #define DEBUG_CHIP */
+/* #define DEBUG_FAIL */
+/* #define DEBUG_HWRM_CMDS */
+/* #define DEBUG_HWRM_DUMP */
+/* #define DEBUG_CQ */
+/* #define DEBUG_CQ_DUMP */
+/* #define DEBUG_TX */
+/* #define DEBUG_TX_DUMP */
+/* #define DEBUG_RX */
+/* #define DEBUG_RX_DUMP */
+
+#if \
+ defined(DEBUG_PCI) || \
+ defined(DEBUG_MEMORY) || \
+ defined(DEBUG_LINK) || \
+ defined(DEBUG_CHIP) || \
+ defined(DEBUG_FAIL) || \
+ defined(DEBUG_HWRM_CMDS) || \
+ defined(DEBUG_HWRM_DUMP) || \
+ defined(DEBUG_CQ) || \
+ defined(DEBUG_CQ_DUMP) || \
+ defined(DEBUG_TX) || \
+ defined(DEBUG_TX_DUMP) || \
+ defined(DEBUG_RX) || \
+ defined(DEBUG_RX_DUMP)
+#define DEBUG_DEFAULT
+#endif
+
+#if defined(DEBUG_DEFAULT)
+#define dbg_prn printf
+#define MAX_CHAR_SIZE(a) (u32)((1 << (a)) - 1)
+#define DISP_U8 0x00
+#define DISP_U16 0x01
+#define DISP_U32 0x02
+#define DISP_U64 0x03
+
+void dumpmemory1(u8 *buffer, u32 length, u8 flag)
+{
+ u32 jj = 0;
+ u8 i, c;
+
+ printf("\n %p:", buffer);
+ for (jj = 0; jj < 16; jj++) {
+ if (!(jj & MAX_CHAR_SIZE(flag)))
+ printf(" ");
+ if (jj < length)
+ printf("%02x", buffer[jj]);
+ else
+ printf(" ");
+ if ((jj & 0xF) == 0xF) {
+ printf(" ");
+ for (i = 0; i < 16; i++) {
+ if (i < length) {
+ c = buffer[jj + i - 15];
+ if (c >= 0x20 && c < 0x7F)
+ ;
+ else
+ c = '.';
+ printf("%c", c);
+ }
+ }
+ }
+ }
+}
+
+void dump_mem(u8 *buffer, u32 length, u8 flag)
+{
+ u32 length16, remlen, jj;
+
+ length16 = length & 0xFFFFFFF0;
+ remlen = length & 0xF;
+ for (jj = 0; jj < length16; jj += 16)
+ dumpmemory1((u8 *)&buffer[jj], 16, flag);
+ if (remlen)
+ dumpmemory1((u8 *)&buffer[length16], remlen, flag);
+ if (length16 || remlen)
+ printf("\n");
+}
+#endif
+
+#if defined(DEBUG_PCI)
+void dbg_pci(struct bnxt *bp, const char *func, u16 cmd_reg)
+{
+ printf("- %s()\n", func);
+ printf(" Vendor id : %04X\n", bp->vendor_id);
+ printf(" Device id : %04X\n", bp->device_id);
+ printf(" Irq : %d\n", bp->irq);
+ printf(" PCI Command Reg : %04X %04X\n", bp->cmd_reg, cmd_reg);
+ printf(" Sub Vendor id : %04X\n", bp->subsystem_vendor);
+ printf(" Sub Device id : %04X\n", bp->subsystem_device);
+ printf(" BAR (0) : %p\n", bp->bar0);
+ printf(" BAR (1) : %p\n", bp->bar1);
+ printf(" BAR (2) : %p\n", bp->bar2);
+}
+#else
+#define dbg_pci(bp, func, creg)
+#endif
+
+#if defined(DEBUG_MEMORY)
+void dbg_mem(struct bnxt *bp, const char *func)
+{
+ printf("- %s()\n", func);
+ printf(" bp Addr : %p", bp);
+ printf(" Len %4d", (u16)sizeof(struct bnxt));
+ printf(" phy %llx\n", virt_to_bus(bp));
+ printf(" bp->hwrm_req_addr : %p", bp->hwrm_addr_req);
+ printf(" Len %4d", (u16)REQ_BUFFER_SIZE);
+ printf(" phy %llx\n", bp->req_addr_mapping);
+ printf(" bp->hwrm_resp_addr : %p", bp->hwrm_addr_resp);
+ printf(" Len %4d", (u16)RESP_BUFFER_SIZE);
+ printf(" phy %llx\n", bp->resp_addr_mapping);
+ printf(" bp->tx.bd_virt : %p", bp->tx.bd_virt);
+ printf(" Len %4d", (u16)TX_RING_DMA_BUFFER_SIZE);
+ printf(" phy %llx\n", virt_to_bus(bp->tx.bd_virt));
+ printf(" bp->rx.bd_virt : %p", bp->rx.bd_virt);
+ printf(" Len %4d", (u16)RX_RING_DMA_BUFFER_SIZE);
+ printf(" phy %llx\n", virt_to_bus(bp->rx.bd_virt));
+ printf(" bp->cq.bd_virt : %p", bp->cq.bd_virt);
+ printf(" Len %4d", (u16)CQ_RING_DMA_BUFFER_SIZE);
+ printf(" phy %llx\n", virt_to_bus(bp->cq.bd_virt));
+}
+#else
+#define dbg_mem(bp, func)
+#endif
+
+#if defined(DEBUG_CHIP)
+void print_fw_ver(struct hwrm_ver_get_output *resp, u32 tmo)
+{
+ if (resp->hwrm_intf_maj_8b < 1) {
+ dbg_prn(" HWRM interface %d.%d.%d is older than 1.0.0.\n",
+ resp->hwrm_intf_maj_8b, resp->hwrm_intf_min_8b,
+ resp->hwrm_intf_upd_8b);
+ dbg_prn(" Update FW with HWRM interface 1.0.0 or newer.\n");
+ }
+ dbg_prn(" FW Version : %d.%d.%d.%d\n",
+ resp->hwrm_fw_maj_8b, resp->hwrm_fw_min_8b,
+ resp->hwrm_fw_bld_8b, resp->hwrm_fw_rsvd_8b);
+ printf(" cmd timeout : %d\n", tmo);
+}
+
+void dbg_func_resource_qcaps(struct bnxt *bp)
+{
+ /* Ring Groups */
+ printf(" min_hw_ring_grps : %d\n", bp->min_hw_ring_grps);
+ printf(" max_hw_ring_grps : %d\n", bp->max_hw_ring_grps);
+ /* TX Rings */
+ printf(" min_tx_rings : %d\n", bp->min_tx_rings);
+ printf(" max_tx_rings : %d\n", bp->max_tx_rings);
+ /* RX Rings */
+ printf(" min_rx_rings : %d\n", bp->min_rx_rings);
+ printf(" max_rx_rings : %d\n", bp->max_rx_rings);
+ /* Completion Rings */
+ printf(" min_cq_rings : %d\n", bp->min_cp_rings);
+ printf(" max_cq_rings : %d\n", bp->max_cp_rings);
+ /* Statistic Contexts */
+ printf(" min_stat_ctxs : %d\n", bp->min_stat_ctxs);
+ printf(" max_stat_ctxs : %d\n", bp->max_stat_ctxs);
+}
+
+void print_func_qcaps(struct bnxt *bp)
+{
+ printf(" Port Number : %d\n", bp->port_idx);
+ printf(" fid : 0x%04x\n", bp->fid);
+ dbg_prn(" PF MAC : %02x:%02x:%02x:%02x:%02x:%02x\n",
+ bp->mac_addr[0],
+ bp->mac_addr[1],
+ bp->mac_addr[2],
+ bp->mac_addr[3],
+ bp->mac_addr[4],
+ bp->mac_addr[5]);
+}
+
+void print_func_qcfg(struct bnxt *bp)
+{
+ printf(" ordinal_value : %d\n", bp->ordinal_value);
+ printf(" stat_ctx_id : %x\n", bp->stat_ctx_id);
+ dbg_prn(" FW MAC : %02x:%02x:%02x:%02x:%02x:%02x\n",
+ bp->mac_addr[0],
+ bp->mac_addr[1],
+ bp->mac_addr[2],
+ bp->mac_addr[3],
+ bp->mac_addr[4],
+ bp->mac_addr[5]);
+}
+
+void dbg_set_speed(u32 speed)
+{
+ u32 speed1 = ((speed & LINK_SPEED_DRV_MASK) >> LINK_SPEED_DRV_SHIFT);
+
+ printf(" Set Link Speed : ");
+ switch (speed & LINK_SPEED_DRV_MASK) {
+ case LINK_SPEED_DRV_1G:
+ printf("1 GBPS");
+ break;
+ case LINK_SPEED_DRV_10G:
+ printf("10 GBPS");
+ break;
+ case LINK_SPEED_DRV_25G:
+ printf("25 GBPS");
+ break;
+ case LINK_SPEED_DRV_40G:
+ printf("40 GBPS");
+ break;
+ case LINK_SPEED_DRV_50G:
+ printf("50 GBPS");
+ break;
+ case LINK_SPEED_DRV_100G:
+ printf("100 GBPS");
+ break;
+ case LINK_SPEED_DRV_AUTONEG:
+ printf("AUTONEG");
+ break;
+ default:
+ printf("%x", speed1);
+ break;
+ }
+ printf("\n");
+}
+
+void dbg_chip_info(struct bnxt *bp)
+{
+ printf(" Stat Ctx ID : %d\n", bp->stat_ctx_id);
+ printf(" Grp ID : %d\n", bp->ring_grp_id);
+ printf(" CQ Ring Id : %d\n", bp->cq_ring_id);
+ printf(" Tx Ring Id : %d\n", bp->tx_ring_id);
+ printf(" Rx ring Id : %d\n", bp->rx_ring_id);
+}
+
+void print_num_rings(struct bnxt *bp)
+{
+ printf(" num_cmpl_rings : %d\n", bp->num_cmpl_rings);
+ printf(" num_tx_rings : %d\n", bp->num_tx_rings);
+ printf(" num_rx_rings : %d\n", bp->num_rx_rings);
+ printf(" num_ring_grps : %d\n", bp->num_hw_ring_grps);
+ printf(" num_stat_ctxs : %d\n", bp->num_stat_ctxs);
+}
+
+void dbg_flags(const char *func, u32 flags)
+{
+ printf("- %s()\n", func);
+ printf(" bp->flags : 0x%04x\n", flags);
+}
+#else
+#define print_fw_ver(resp, tmo)
+#define dbg_func_resource_qcaps(bp)
+#define print_func_qcaps(bp)
+#define print_func_qcfg(bp)
+#define dbg_set_speed(speed)
+#define dbg_chip_info(bp)
+#define print_num_rings(bp)
+#define dbg_flags(func, flags)
+#endif
+
+#if defined(DEBUG_HWRM_CMDS) || defined(DEBUG_FAIL)
+void dump_hwrm_req(struct bnxt *bp, const char *func, u32 len, u32 tmo)
+{
+ dbg_prn("- %s(0x%04x) cmd_len %d cmd_tmo %d",
+ func, (u16)((struct input *)bp->hwrm_addr_req)->req_type,
+ len, tmo);
+#if defined(DEBUG_HWRM_DUMP)
+ dump_mem((u8 *)bp->hwrm_addr_req, len, DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+
+void debug_resp(struct bnxt *bp, const char *func, u32 resp_len, u16 err)
+{
+ dbg_prn("- %s(0x%04x) - ",
+ func, (u16)((struct input *)bp->hwrm_addr_req)->req_type);
+ if (err == STATUS_SUCCESS)
+ printf("Done");
+ else if (err != STATUS_TIMEOUT)
+ printf("Fail err 0x%04x", err);
+ else
+ printf("timedout");
+#if defined(DEBUG_HWRM_DUMP)
+ if (err != STATUS_TIMEOUT)
+ dump_mem((u8 *)bp->hwrm_addr_resp, resp_len, DISP_U8);
+ else
+ printf("\n");
+#else
+ printf("\n");
+#endif
+}
+
+void dbg_hw_cmd(struct bnxt *bp,
+ const char *func, u16 cmd_len,
+ u16 resp_len, u32 cmd_tmo, u16 err)
+{
+#if !defined(DEBUG_HWRM_CMDS)
+ if (err && err != STATUS_TIMEOUT)
+#endif
+ {
+ dump_hwrm_req(bp, func, cmd_len, cmd_tmo);
+ debug_resp(bp, func, resp_len, err);
+ }
+}
+#else
+#define dbg_hw_cmd(bp, func, cmd_len, resp_len, cmd_tmo, err)
+#endif
+
+#if defined(DEBUG_HWRM_CMDS)
+void dbg_short_cmd(u8 *req, const char *func, u32 len)
+{
+ struct hwrm_short_input *sreq;
+
+ sreq = (struct hwrm_short_input *)req;
+ dbg_prn("- %s(0x%04x) short_cmd_len %d",
+ func,
+ sreq->req_type,
+ (int)len);
+#if defined(DEBUG_HWRM_DUMP)
+ dump_mem((u8 *)sreq, len, DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+#else
+#define dbg_short_cmd(sreq, func, len)
+#endif
+
+#if defined(DEBUG_RX)
+void dump_rx_bd(struct rx_pkt_cmpl *rx_cmp,
+ struct rx_pkt_cmpl_hi *rx_cmp_hi,
+ u32 desc_idx)
+{
+ printf(" RX desc_idx %d\n", desc_idx);
+ printf("- rx_cmp %llx", virt_to_bus(rx_cmp));
+#if defined(DEBUG_RX_DUMP)
+ dump_mem((u8 *)rx_cmp, (u32)sizeof(struct rx_pkt_cmpl), DISP_U8);
+#else
+ printf("\n");
+#endif
+ printf("- rx_cmp_hi %llx", virt_to_bus(rx_cmp_hi));
+#if defined(DEBUG_RX_DUMP)
+ dump_mem((u8 *)rx_cmp_hi, (u32)sizeof(struct rx_pkt_cmpl_hi), DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+
+void dbg_rxp(u8 *iob, u16 rx_len, u16 flag)
+{
+ printf("- RX iob %llx Len %d ", virt_to_bus(iob), rx_len);
+ if (flag == PKT_RECEIVED)
+ printf(" PKT RECEIVED");
+ else if (flag == PKT_DROPPED)
+ printf(" PKT DROPPED");
+#if defined(DEBUG_RX_DUMP)
+ dump_mem(iob, (u32)rx_len, DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+
+void dbg_rx_cid(u16 idx, u16 cid)
+{
+ dbg_prn("- RX old cid %d new cid %d\n", idx, cid);
+}
+
+void dbg_rx_alloc_iob_fail(u16 idx, u16 cid)
+{
+ dbg_prn(" Rx alloc_iob (%d) failed", idx);
+ dbg_prn(" for cons_id %d\n", cid);
+}
+
+void dbg_rx_iob(void *iob, u16 idx, u16 cid)
+{
+ dbg_prn(" Rx alloc_iob (%d) %p bd_virt (%d)\n",
+ idx, iob, cid);
+}
+
+void dbg_rx_pkt(struct bnxt *bp, const char *func, uchar *pkt, int len)
+{
+ if (bp->rx.iob_recv == PKT_RECEIVED) {
+ dbg_prn("- %s: %llx %d\n", func,
+ virt_to_bus(pkt), len);
+ }
+}
+#else
+#define dump_rx_bd(rx_cmp, rx_cmp_hi, desc_idx)
+#define dbg_rxp(iob, rx_len, flag)
+#define dbg_rx_cid(idx, cid)
+#define dbg_rx_alloc_iob_fail(idx, cid)
+#define dbg_rx_iob(iob, idx, cid)
+#define dbg_rx_pkt(bp, func, pkt, len)
+#endif
+
+#if defined(DEBUG_CQ)
+void dump_CQ(struct cmpl_base *cmp, u16 cons_idx)
+{
+ printf("- CQ Type ");
+
+ switch (cmp->type & CMPL_BASE_TYPE_MASK) {
+ case CMPL_BASE_TYPE_STAT_EJECT:
+ printf("(se)");
+ break;
+ case CMPL_BASE_TYPE_HWRM_ASYNC_EVENT:
+ printf("(ae)");
+ break;
+ case CMPL_BASE_TYPE_TX_L2:
+ printf("(tx)");
+ break;
+ case CMPL_BASE_TYPE_RX_L2:
+ printf("(rx)");
+ break;
+ default:
+ printf("%04x", (u16)(cmp->type & CMPL_BASE_TYPE_MASK));
+ break;
+ }
+ printf(" cid %d", cons_idx);
+#if defined(DEBUG_CQ_DUMP)
+ dump_mem((u8 *)cmp, (u32)sizeof(struct cmpl_base), DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+#else
+#define dump_CQ(cq, id)
+#endif
+
+#if defined(DEBUG_TX)
+void dump_tx_stat(struct bnxt *bp)
+{
+ printf(" TX stats cnt %d req_cnt %d", bp->tx.cnt, bp->tx.cnt_req);
+ printf(" prod_id %d cons_id %d\n", bp->tx.prod_id, bp->tx.cons_id);
+}
+
+void dump_tx_pkt(void *packet, dma_addr_t mapping, int len)
+{
+ printf(" TX Addr %llx Size %d", mapping, len);
+#if defined(DEBUG_TX_DUMP)
+ dump_mem((u8 *)packet, len, DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+
+void dump_tx_bd(struct tx_bd_short *tx_bd, u16 len)
+{
+ printf(" Tx BD Addr %llx Size %d", virt_to_bus(tx_bd), len);
+#if defined(DEBUG_TX_DUMP)
+ dump_mem((u8 *)tx_bd, (u32)len, DISP_U8);
+#else
+ printf("\n");
+#endif
+}
+
+void dbg_no_tx_bd(void)
+{
+ printf(" Tx ring full\n");
+}
+#else
+#define dump_tx_stat(bp)
+#define dump_tx_pkt(packet, mapping, len)
+#define dump_tx_bd(prod_bd, len)
+#define dbg_no_tx_bd()
+#endif
+
+#if defined(DEBUG_MEMORY)
+void dbg_mem_free_done(const char *func)
+{
+ printf("- %s - Done\n", func);
+}
+#else
+#define dbg_mem_free_done(func)
+#endif
+
+#if defined(DEBUG_FAIL)
+void dbg_mem_alloc_fail(const char *func)
+{
+ printf("- %s() Fail\n", func);
+}
+#else
+#define dbg_mem_alloc_fail(func)
+#endif
+
+#if defined(DEBUG_LINK)
+static void dump_evt(u8 *cmp, u32 type, u16 cid)
+{
+ u32 size = sizeof(struct cmpl_base);
+ u8 c = 'C';
+
+ switch (type) {
+ case CMPL_BASE_TYPE_HWRM_ASYNC_EVENT:
+ break;
+ default:
+ return;
+ }
+ dbg_prn("- %cQ Type (ae) cid %d", c, cid);
+ dump_mem(cmp, size, DISP_U8);
+}
+
+void dbg_link_status(struct bnxt *bp)
+{
+ dbg_prn(" Port(%d) : Link", bp->port_idx);
+ if (bp->link_status == STATUS_LINK_ACTIVE) {
+ dbg_prn("Up");
+ } else {
+ dbg_prn("Down\n");
+ dbg_prn(" media_detect : %x", bp->media_detect);
+ }
+ dbg_prn("\n");
+}
+
+void dbg_link_state(struct bnxt *bp, u32 tmo)
+{
+ if (bp->link_status == STATUS_LINK_ACTIVE)
+ printf(" Link wait time : %d ms\n", tmo);
+}
+
+void dbg_phy_speed(struct bnxt *bp, char *name)
+{
+ printf(" Current Speed : %s\n", name);
+}
+#else
+#define dump_evt(cmp, ty, cid)
+#define dbg_link_status(bp)
+#define dbg_link_state(bp, tmo)
+#define dbg_phy_speed(bp, name)
+#endif
+
+#endif /* _BXNT_DBG_H_ */