net/qede: move SPDX tags to source files
[dpdk.git] / drivers / net / qede / base / ecore_mcp.c
index 50f73e5..ea14c17 100644 (file)
@@ -1,14 +1,13 @@
-/*
- * Copyright (c) 2016 QLogic Corporation.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2016 - 2018 Cavium Inc.
  * All rights reserved.
- * www.qlogic.com
- *
- * See LICENSE.qede_pmd for copyright and licensing details.
+ * www.cavium.com
  */
 
 #include "bcm_osal.h"
 #include "ecore.h"
 #include "ecore_status.h"
+#include "nvm_cfg.h"
 #include "ecore_mcp.h"
 #include "mcp_public.h"
 #include "reg_addr.h"
@@ -156,6 +155,9 @@ enum _ecore_status_t ecore_mcp_free(struct ecore_hwfn *p_hwfn)
        if (p_hwfn->mcp_info) {
                struct ecore_mcp_cmd_elem *p_cmd_elem = OSAL_NULL, *p_tmp;
 
+               OSAL_FREE(p_hwfn->p_dev, p_hwfn->mcp_info->mfw_mb_cur);
+               OSAL_FREE(p_hwfn->p_dev, p_hwfn->mcp_info->mfw_mb_shadow);
+
                OSAL_SPIN_LOCK(&p_hwfn->mcp_info->cmd_lock);
                OSAL_LIST_FOR_EACH_ENTRY_SAFE(p_cmd_elem, p_tmp,
                                              &p_hwfn->mcp_info->cmd_list, list,
@@ -164,8 +166,6 @@ enum _ecore_status_t ecore_mcp_free(struct ecore_hwfn *p_hwfn)
                }
                OSAL_SPIN_UNLOCK(&p_hwfn->mcp_info->cmd_lock);
 
-               OSAL_FREE(p_hwfn->p_dev, p_hwfn->mcp_info->mfw_mb_cur);
-               OSAL_FREE(p_hwfn->p_dev, p_hwfn->mcp_info->mfw_mb_shadow);
 #ifdef CONFIG_ECORE_LOCK_ALLOC
                OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->mcp_info->cmd_lock);
                OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->mcp_info->link_lock);
@@ -239,11 +239,30 @@ enum _ecore_status_t ecore_mcp_cmd_init(struct ecore_hwfn *p_hwfn,
 
        /* Allocate mcp_info structure */
        p_hwfn->mcp_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
-                                      sizeof(*p_hwfn->mcp_info));
-       if (!p_hwfn->mcp_info)
-               goto err;
+                       sizeof(*p_hwfn->mcp_info));
+       if (!p_hwfn->mcp_info) {
+               DP_NOTICE(p_hwfn, false, "Failed to allocate mcp_info\n");
+               return ECORE_NOMEM;
+       }
        p_info = p_hwfn->mcp_info;
 
+       /* Initialize the MFW spinlocks */
+#ifdef CONFIG_ECORE_LOCK_ALLOC
+       if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_info->cmd_lock)) {
+               OSAL_FREE(p_hwfn->p_dev, p_hwfn->mcp_info);
+               return ECORE_NOMEM;
+       }
+       if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_info->link_lock)) {
+               OSAL_SPIN_LOCK_DEALLOC(&p_info->cmd_lock);
+               OSAL_FREE(p_hwfn->p_dev, p_hwfn->mcp_info);
+               return ECORE_NOMEM;
+       }
+#endif
+       OSAL_SPIN_LOCK_INIT(&p_info->cmd_lock);
+       OSAL_SPIN_LOCK_INIT(&p_info->link_lock);
+
+       OSAL_LIST_INIT(&p_info->cmd_list);
+
        if (ecore_load_mcp_offsets(p_hwfn, p_ptt) != ECORE_SUCCESS) {
                DP_NOTICE(p_hwfn, false, "MCP is not initialized\n");
                /* Do not free mcp_info here, since public_base indicate that
@@ -258,20 +277,10 @@ enum _ecore_status_t ecore_mcp_cmd_init(struct ecore_hwfn *p_hwfn,
        if (!p_info->mfw_mb_shadow || !p_info->mfw_mb_addr)
                goto err;
 
-       /* Initialize the MFW spinlocks */
-#ifdef CONFIG_ECORE_LOCK_ALLOC
-       OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_info->cmd_lock);
-       OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_info->link_lock);
-#endif
-       OSAL_SPIN_LOCK_INIT(&p_info->cmd_lock);
-       OSAL_SPIN_LOCK_INIT(&p_info->link_lock);
-
-       OSAL_LIST_INIT(&p_info->cmd_list);
-
        return ECORE_SUCCESS;
 
 err:
-       DP_NOTICE(p_hwfn, true, "Failed to allocate mcp memory\n");
+       DP_NOTICE(p_hwfn, false, "Failed to allocate mcp memory\n");
        ecore_mcp_free(p_hwfn);
        return ECORE_NOMEM;
 }
@@ -447,6 +456,24 @@ static void ecore_mcp_cmd_set_blocking(struct ecore_hwfn *p_hwfn,
                block_cmd ? "Block" : "Unblock");
 }
 
+void ecore_mcp_print_cpu_info(struct ecore_hwfn *p_hwfn,
+                             struct ecore_ptt *p_ptt)
+{
+       u32 cpu_mode, cpu_state, cpu_pc_0, cpu_pc_1, cpu_pc_2;
+
+       cpu_mode = ecore_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE);
+       cpu_state = ecore_rd(p_hwfn, p_ptt, MCP_REG_CPU_STATE);
+       cpu_pc_0 = ecore_rd(p_hwfn, p_ptt, MCP_REG_CPU_PROGRAM_COUNTER);
+       OSAL_UDELAY(CHIP_MCP_RESP_ITER_US);
+       cpu_pc_1 = ecore_rd(p_hwfn, p_ptt, MCP_REG_CPU_PROGRAM_COUNTER);
+       OSAL_UDELAY(CHIP_MCP_RESP_ITER_US);
+       cpu_pc_2 = ecore_rd(p_hwfn, p_ptt, MCP_REG_CPU_PROGRAM_COUNTER);
+
+       DP_NOTICE(p_hwfn, false,
+                 "MCP CPU info: mode 0x%08x, state 0x%08x, pc {0x%08x, 0x%08x, 0x%08x}\n",
+                 cpu_mode, cpu_state, cpu_pc_0, cpu_pc_1, cpu_pc_2);
+}
+
 static enum _ecore_status_t
 _ecore_mcp_cmd_and_union(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
                         struct ecore_mcp_mb_params *p_mb_params,
@@ -526,6 +553,7 @@ _ecore_mcp_cmd_and_union(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
                DP_NOTICE(p_hwfn, false,
                          "The MFW failed to respond to command 0x%08x [param 0x%08x].\n",
                          p_mb_params->cmd, p_mb_params->param);
+               ecore_mcp_print_cpu_info(p_hwfn, p_ptt);
 
                OSAL_SPIN_LOCK(&p_hwfn->mcp_info->cmd_lock);
                ecore_mcp_cmd_del_elem(p_hwfn, p_cmd_elem);
@@ -573,7 +601,7 @@ ecore_mcp_cmd_and_union(struct ecore_hwfn *p_hwfn,
 
        /* MCP not initialized */
        if (!ecore_mcp_is_init(p_hwfn)) {
-               DP_NOTICE(p_hwfn, true, "MFW is not initialized !\n");
+               DP_NOTICE(p_hwfn, true, "MFW is not initialized!\n");
                return ECORE_BUSY;
        }
 
@@ -1400,7 +1428,7 @@ static void ecore_mcp_handle_link_change(struct ecore_hwfn *p_hwfn,
        if (p_hwfn->mcp_info->capabilities & FW_MB_PARAM_FEATURE_SUPPORT_EEE)
                ecore_mcp_read_eee_config(p_hwfn, p_ptt, p_link);
 
-       OSAL_LINK_UPDATE(p_hwfn, p_ptt);
+       OSAL_LINK_UPDATE(p_hwfn);
 out:
        OSAL_SPIN_UNLOCK(&p_hwfn->mcp_info->link_lock);
 }
@@ -2101,19 +2129,20 @@ enum _ecore_status_t ecore_mcp_get_media_type(struct ecore_hwfn *p_hwfn,
                                              struct ecore_ptt *p_ptt,
                                              u32 *p_media_type)
 {
+       enum _ecore_status_t rc = ECORE_SUCCESS;
 
        /* TODO - Add support for VFs */
        if (IS_VF(p_hwfn->p_dev))
                return ECORE_INVAL;
 
        if (!ecore_mcp_is_init(p_hwfn)) {
-               DP_NOTICE(p_hwfn, true, "MFW is not initialized !\n");
+               DP_NOTICE(p_hwfn, false, "MFW is not initialized!\n");
                return ECORE_BUSY;
        }
 
        if (!p_ptt) {
                *p_media_type = MEDIA_UNSPECIFIED;
-               return ECORE_INVAL;
+               rc = ECORE_INVAL;
        } else {
                *p_media_type = ecore_rd(p_hwfn, p_ptt,
                                         p_hwfn->mcp_info->port_addr +
@@ -2124,6 +2153,197 @@ enum _ecore_status_t ecore_mcp_get_media_type(struct ecore_hwfn *p_hwfn,
        return ECORE_SUCCESS;
 }
 
+enum _ecore_status_t ecore_mcp_get_transceiver_data(struct ecore_hwfn *p_hwfn,
+                                                   struct ecore_ptt *p_ptt,
+                                                   u32 *p_tranceiver_type)
+{
+       enum _ecore_status_t rc = ECORE_SUCCESS;
+
+       /* TODO - Add support for VFs */
+       if (IS_VF(p_hwfn->p_dev))
+               return ECORE_INVAL;
+
+       if (!ecore_mcp_is_init(p_hwfn)) {
+               DP_NOTICE(p_hwfn, false, "MFW is not initialized!\n");
+               return ECORE_BUSY;
+       }
+       if (!p_ptt) {
+               *p_tranceiver_type = ETH_TRANSCEIVER_TYPE_NONE;
+               rc = ECORE_INVAL;
+       } else {
+               *p_tranceiver_type = ecore_rd(p_hwfn, p_ptt,
+                               p_hwfn->mcp_info->port_addr +
+                               offsetof(struct public_port,
+                                       transceiver_data));
+       }
+
+       return rc;
+}
+
+static int is_transceiver_ready(u32 transceiver_state, u32 transceiver_type)
+{
+       if ((transceiver_state & ETH_TRANSCEIVER_STATE_PRESENT) &&
+           ((transceiver_state & ETH_TRANSCEIVER_STATE_UPDATING) == 0x0) &&
+           (transceiver_type != ETH_TRANSCEIVER_TYPE_NONE))
+               return 1;
+
+       return 0;
+}
+
+enum _ecore_status_t ecore_mcp_trans_speed_mask(struct ecore_hwfn *p_hwfn,
+                                               struct ecore_ptt *p_ptt,
+                                               u32 *p_speed_mask)
+{
+       u32 transceiver_data, transceiver_type, transceiver_state;
+
+       ecore_mcp_get_transceiver_data(p_hwfn, p_ptt, &transceiver_data);
+
+       transceiver_state = GET_MFW_FIELD(transceiver_data,
+                           ETH_TRANSCEIVER_STATE);
+
+       transceiver_type = GET_MFW_FIELD(transceiver_data,
+                          ETH_TRANSCEIVER_TYPE);
+
+       if (is_transceiver_ready(transceiver_state, transceiver_type) == 0)
+               return ECORE_INVAL;
+
+       switch (transceiver_type) {
+       case ETH_TRANSCEIVER_TYPE_1G_LX:
+       case ETH_TRANSCEIVER_TYPE_1G_SX:
+       case ETH_TRANSCEIVER_TYPE_1G_PCC:
+       case ETH_TRANSCEIVER_TYPE_1G_ACC:
+       case ETH_TRANSCEIVER_TYPE_1000BASET:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_10G_SR:
+       case ETH_TRANSCEIVER_TYPE_10G_LR:
+       case ETH_TRANSCEIVER_TYPE_10G_LRM:
+       case ETH_TRANSCEIVER_TYPE_10G_ER:
+       case ETH_TRANSCEIVER_TYPE_10G_PCC:
+       case ETH_TRANSCEIVER_TYPE_10G_ACC:
+       case ETH_TRANSCEIVER_TYPE_4x10G:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_40G_LR4:
+       case ETH_TRANSCEIVER_TYPE_40G_SR4:
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_10G_40G_SR:
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_10G_40G_LR:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_40G |
+                NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_100G_AOC:
+       case ETH_TRANSCEIVER_TYPE_100G_SR4:
+       case ETH_TRANSCEIVER_TYPE_100G_LR4:
+       case ETH_TRANSCEIVER_TYPE_100G_ER4:
+       case ETH_TRANSCEIVER_TYPE_100G_ACC:
+               *p_speed_mask =
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_25G_SR:
+       case ETH_TRANSCEIVER_TYPE_25G_LR:
+       case ETH_TRANSCEIVER_TYPE_25G_AOC:
+       case ETH_TRANSCEIVER_TYPE_25G_ACC_S:
+       case ETH_TRANSCEIVER_TYPE_25G_ACC_M:
+       case ETH_TRANSCEIVER_TYPE_25G_ACC_L:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_25G_CA_N:
+       case ETH_TRANSCEIVER_TYPE_25G_CA_S:
+       case ETH_TRANSCEIVER_TYPE_25G_CA_L:
+       case ETH_TRANSCEIVER_TYPE_4x25G_CR:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_40G_CR4:
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_10G_40G_CR:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_40G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_100G_CR4:
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_40G_100G_CR:
+               *p_speed_mask =
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_40G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_20G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_40G_100G_SR:
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_40G_100G_LR:
+       case ETH_TRANSCEIVER_TYPE_MULTI_RATE_40G_100G_AOC:
+               *p_speed_mask =
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_40G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_XLPPI:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_40G;
+               break;
+
+       case ETH_TRANSCEIVER_TYPE_10G_BASET:
+               *p_speed_mask = NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G |
+                       NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G;
+               break;
+
+       default:
+               DP_INFO(p_hwfn, "Unknown transcevier type 0x%x\n",
+                       transceiver_type);
+               *p_speed_mask = 0xff;
+               break;
+       }
+
+       return ECORE_SUCCESS;
+}
+
+enum _ecore_status_t ecore_mcp_get_board_config(struct ecore_hwfn *p_hwfn,
+                                               struct ecore_ptt *p_ptt,
+                                               u32 *p_board_config)
+{
+       u32 nvm_cfg_addr, nvm_cfg1_offset, port_cfg_addr;
+       enum _ecore_status_t rc = ECORE_SUCCESS;
+
+       /* TODO - Add support for VFs */
+       if (IS_VF(p_hwfn->p_dev))
+               return ECORE_INVAL;
+
+       if (!ecore_mcp_is_init(p_hwfn)) {
+               DP_NOTICE(p_hwfn, false, "MFW is not initialized!\n");
+               return ECORE_BUSY;
+       }
+       if (!p_ptt) {
+               *p_board_config = NVM_CFG1_PORT_PORT_TYPE_UNDEFINED;
+               rc = ECORE_INVAL;
+       } else {
+               nvm_cfg_addr = ecore_rd(p_hwfn, p_ptt,
+                                       MISC_REG_GEN_PURP_CR0);
+               nvm_cfg1_offset = ecore_rd(p_hwfn, p_ptt,
+                                          nvm_cfg_addr + 4);
+               port_cfg_addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
+                       offsetof(struct nvm_cfg1, port[MFW_PORT(p_hwfn)]);
+               *p_board_config  =  ecore_rd(p_hwfn, p_ptt,
+                                            port_cfg_addr +
+                                            offsetof(struct nvm_cfg1_port,
+                                            board_cfg));
+       }
+
+       return rc;
+}
+
 /* @DPDK */
 /* Old MFW has a global configuration for all PFs regarding RDMA support */
 static void
@@ -2536,9 +2756,9 @@ ecore_mcp_ov_update_current_config(struct ecore_hwfn *p_hwfn,
                                   struct ecore_ptt *p_ptt,
                                   enum ecore_ov_client client)
 {
-       enum _ecore_status_t rc;
        u32 resp = 0, param = 0;
        u32 drv_mb_param;
+       enum _ecore_status_t rc;
 
        switch (client) {
        case ECORE_OV_CLIENT_DRV:
@@ -2568,9 +2788,9 @@ ecore_mcp_ov_update_driver_state(struct ecore_hwfn *p_hwfn,
                                 struct ecore_ptt *p_ptt,
                                 enum ecore_ov_driver_state drv_state)
 {
-       enum _ecore_status_t rc;
        u32 resp = 0, param = 0;
        u32 drv_mb_param;
+       enum _ecore_status_t rc;
 
        switch (drv_state) {
        case ECORE_OV_DRIVER_STATE_NOT_LOADED:
@@ -2942,11 +3162,16 @@ enum _ecore_status_t ecore_mcp_phy_sfp_read(struct ecore_hwfn *p_hwfn,
                                          DRV_MSG_CODE_TRANSCEIVER_READ,
                                          nvm_offset, &resp, &param, &buf_size,
                                          (u32 *)(p_buf + offset));
-               if ((resp & FW_MSG_CODE_MASK) ==
-                   FW_MSG_CODE_TRANSCEIVER_NOT_PRESENT) {
+               if (rc != ECORE_SUCCESS) {
+                       DP_NOTICE(p_hwfn, false,
+                                 "Failed to send a transceiver read command to the MFW. rc = %d.\n",
+                                 rc);
+                       return rc;
+               }
+
+               if (resp == FW_MSG_CODE_TRANSCEIVER_NOT_PRESENT)
                        return ECORE_NODEV;
-               } else if ((resp & FW_MSG_CODE_MASK) !=
-                          FW_MSG_CODE_TRANSCEIVER_DIAG_OK)
+               else if (resp != FW_MSG_CODE_TRANSCEIVER_DIAG_OK)
                        return ECORE_UNKNOWN_ERROR;
 
                offset += buf_size;
@@ -2980,11 +3205,16 @@ enum _ecore_status_t ecore_mcp_phy_sfp_write(struct ecore_hwfn *p_hwfn,
                                          DRV_MSG_CODE_TRANSCEIVER_WRITE,
                                          nvm_offset, &resp, &param, buf_size,
                                          (u32 *)&p_buf[buf_idx]);
-               if ((resp & FW_MSG_CODE_MASK) ==
-                   FW_MSG_CODE_TRANSCEIVER_NOT_PRESENT) {
+               if (rc != ECORE_SUCCESS) {
+                       DP_NOTICE(p_hwfn, false,
+                                 "Failed to send a transceiver write command to the MFW. rc = %d.\n",
+                                 rc);
+                       return rc;
+               }
+
+               if (resp == FW_MSG_CODE_TRANSCEIVER_NOT_PRESENT)
                        return ECORE_NODEV;
-               } else if ((resp & FW_MSG_CODE_MASK) !=
-                          FW_MSG_CODE_TRANSCEIVER_DIAG_OK)
+               else if (resp != FW_MSG_CODE_TRANSCEIVER_DIAG_OK)
                        return ECORE_UNKNOWN_ERROR;
 
                buf_idx += buf_size;