Add debug log during global configuration.

Signed-off-by: Beilei Xing <beilei.x...@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 153 ++++++++++++++++++++++++++++++-----------
 drivers/net/i40e/i40e_ethdev.h |  11 +++
 2 files changed, 123 insertions(+), 41 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index b4a2857..aad00aa 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -656,6 +656,15 @@ rte_i40e_dev_atomic_write_link_status(struct rte_eth_dev 
*dev,
        return 0;
 }
 
+static inline void
+i40e_write_global_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
+{
+       i40e_write_rx_ctl(hw, reg_addr, reg_val);
+       PMD_DRV_LOG(DEBUG, "Global register 0x%08x is modified "
+                   "with value 0x%08x",
+                   reg_addr, reg_val);
+}
+
 RTE_PMD_REGISTER_PCI(net_i40e, rte_i40e_pmd);
 RTE_PMD_REGISTER_PCI_TABLE(net_i40e, pci_id_i40e_map);
 RTE_PMD_REGISTER_KMOD_DEP(net_i40e, "* igb_uio | uio_pci_generic | vfio-pci");
@@ -678,8 +687,8 @@ static inline void i40e_GLQF_reg_init(struct i40e_hw *hw)
         * configuration API is added to avoid configuration conflicts
         * between ports of the same device.
         */
-       I40E_WRITE_REG(hw, I40E_GLQF_ORT(40), 0x00000029);
-       I40E_WRITE_REG(hw, I40E_GLQF_PIT(9), 0x00009420);
+       I40E_WRITE_GLB_REG(hw, I40E_GLQF_ORT(40), 0x00000029);
+       I40E_WRITE_GLB_REG(hw, I40E_GLQF_PIT(9), 0x00009420);
        i40e_global_cfg_warning(I40E_WARNING_QINQ_PARSER);
 }
 
@@ -1134,6 +1143,8 @@ eth_i40e_dev_init(struct rte_eth_dev *dev)
                                   0x00000028,  NULL);
        if (ret)
                PMD_INIT_LOG(ERR, "Failed to write L3 MAP register %d", ret);
+       PMD_INIT_LOG(DEBUG, "Global register 0x%08x is changed with value 0x28",
+                    I40E_GLQF_L3_MAP(40));
        i40e_global_cfg_warning(I40E_WARNING_QINQ_CLOUD_FILTER);
 
        /* Need the special FW version to support floating VEB */
@@ -1412,9 +1423,9 @@ void i40e_flex_payload_reg_set_default(struct i40e_hw *hw)
         * Disable by default flexible payload
         * for corresponding L2/L3/L4 layers.
         */
-       I40E_WRITE_REG(hw, I40E_GLQF_ORT(33), 0x00000000);
-       I40E_WRITE_REG(hw, I40E_GLQF_ORT(34), 0x00000000);
-       I40E_WRITE_REG(hw, I40E_GLQF_ORT(35), 0x00000000);
+       I40E_WRITE_GLB_REG(hw, I40E_GLQF_ORT(33), 0x00000000);
+       I40E_WRITE_GLB_REG(hw, I40E_GLQF_ORT(34), 0x00000000);
+       I40E_WRITE_GLB_REG(hw, I40E_GLQF_ORT(35), 0x00000000);
        i40e_global_cfg_warning(I40E_WARNING_DIS_FLX_PLD);
 }
 
@@ -3219,8 +3230,8 @@ i40e_vlan_tpid_set_by_registers(struct rte_eth_dev *dev,
                return -EIO;
        }
        PMD_DRV_LOG(DEBUG,
-                   "Debug write 0x%08"PRIx64" to I40E_GL_SWT_L2TAGCTRL[%d]",
-                   reg_w, reg_id);
+                   "Global register 0x%08x is changed with value 0x%08x",
+                   I40E_GL_SWT_L2TAGCTRL(reg_id), (uint32_t)reg_w);
 
        return 0;
 }
@@ -3494,16 +3505,16 @@ i40e_flow_ctrl_set(struct rte_eth_dev *dev, struct 
rte_eth_fc_conf *fc_conf)
        }
 
        /* config the water marker both based on the packets and bytes */
-       I40E_WRITE_REG(hw, I40E_GLRPB_PHW,
+       I40E_WRITE_GLB_REG(hw, I40E_GLRPB_PHW,
                       (pf->fc_conf.high_water[I40E_MAX_TRAFFIC_CLASS]
                       << I40E_KILOSHIFT) / I40E_PACKET_AVERAGE_SIZE);
-       I40E_WRITE_REG(hw, I40E_GLRPB_PLW,
+       I40E_WRITE_GLB_REG(hw, I40E_GLRPB_PLW,
                       (pf->fc_conf.low_water[I40E_MAX_TRAFFIC_CLASS]
                       << I40E_KILOSHIFT) / I40E_PACKET_AVERAGE_SIZE);
-       I40E_WRITE_REG(hw, I40E_GLRPB_GHW,
+       I40E_WRITE_GLB_REG(hw, I40E_GLRPB_GHW,
                       pf->fc_conf.high_water[I40E_MAX_TRAFFIC_CLASS]
                       << I40E_KILOSHIFT);
-       I40E_WRITE_REG(hw, I40E_GLRPB_GLW,
+       I40E_WRITE_GLB_REG(hw, I40E_GLRPB_GLW,
                       pf->fc_conf.low_water[I40E_MAX_TRAFFIC_CLASS]
                       << I40E_KILOSHIFT);
        i40e_global_cfg_warning(I40E_WARNING_FLOW_CTL);
@@ -7289,8 +7300,13 @@ i40e_status_code i40e_replace_mpls_l1_filter(struct 
i40e_pf *pf)
 
        status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
                                               &filter_replace_buf);
-       if (!status)
+       if (!status) {
                i40e_global_cfg_warning(I40E_WARNING_RPL_CLD_FILTER);
+               PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                           "cloud l1 type is changed from 0x%x to 0x%x",
+                           filter_replace.old_filter_type,
+                           filter_replace.new_filter_type);
+       }
        return status;
 }
 
@@ -7323,6 +7339,10 @@ i40e_status_code i40e_replace_mpls_cloud_filter(struct 
i40e_pf *pf)
                                               &filter_replace_buf);
        if (status < 0)
                return status;
+       PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                   "cloud filter type is changed from 0x%x to 0x%x",
+                   filter_replace.old_filter_type,
+                   filter_replace.new_filter_type);
 
        /* For MPLSoGRE */
        memset(&filter_replace, 0,
@@ -7345,8 +7365,13 @@ i40e_status_code i40e_replace_mpls_cloud_filter(struct 
i40e_pf *pf)
 
        status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
                                               &filter_replace_buf);
-       if (!status)
+       if (!status) {
                i40e_global_cfg_warning(I40E_WARNING_RPL_CLD_FILTER);
+               PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                           "cloud filter type is changed from 0x%x to 0x%x",
+                           filter_replace.old_filter_type,
+                           filter_replace.new_filter_type);
+       }
        return status;
 }
 
@@ -7386,6 +7411,10 @@ i40e_replace_gtp_l1_filter(struct i40e_pf *pf)
                                               &filter_replace_buf);
        if (status < 0)
                return status;
+       PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                   "cloud l1 type is changed from 0x%x to 0x%x",
+                   filter_replace.old_filter_type,
+                   filter_replace.new_filter_type);
 
        /* for GTP-U */
        memset(&filter_replace, 0,
@@ -7414,8 +7443,13 @@ i40e_replace_gtp_l1_filter(struct i40e_pf *pf)
 
        status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
                                               &filter_replace_buf);
-       if (!status)
+       if (!status) {
                i40e_global_cfg_warning(I40E_WARNING_RPL_CLD_FILTER);
+               PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                           "cloud l1 type is changed from 0x%x to 0x%x",
+                           filter_replace.old_filter_type,
+                           filter_replace.new_filter_type);
+       }
        return status;
 }
 
@@ -7447,6 +7481,10 @@ i40e_status_code i40e_replace_gtp_cloud_filter(struct 
i40e_pf *pf)
                                               &filter_replace_buf);
        if (status < 0)
                return status;
+       PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                   "cloud filter type is changed from 0x%x to 0x%x",
+                   filter_replace.old_filter_type,
+                   filter_replace.new_filter_type);
 
        /* for GTP-U */
        memset(&filter_replace, 0,
@@ -7468,8 +7506,13 @@ i40e_status_code i40e_replace_gtp_cloud_filter(struct 
i40e_pf *pf)
 
        status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
                                               &filter_replace_buf);
-       if (!status)
+       if (!status) {
                i40e_global_cfg_warning(I40E_WARNING_RPL_CLD_FILTER);
+               PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                           "cloud filter type is changed from 0x%x to 0x%x",
+                           filter_replace.old_filter_type,
+                           filter_replace.new_filter_type);
+       }
        return status;
 }
 
@@ -8019,6 +8062,9 @@ i40e_dev_set_gre_key_len(struct i40e_hw *hw, uint8_t len)
                                                   reg, NULL);
                if (ret != 0)
                        return ret;
+               PMD_DRV_LOG(DEBUG, "Global register 0x%08x is changed "
+                           "with value 0x%08x",
+                           I40E_GL_PRS_FVBM(2), reg);
                i40e_global_cfg_warning(I40E_WARNING_GRE_KEY_LEN);
        } else {
                ret = 0;
@@ -8275,7 +8321,7 @@ i40e_set_hash_filter_global_config(struct i40e_hw *hw,
                        for (j = I40E_FILTER_PCTYPE_INVALID + 1;
                             j < I40E_FILTER_PCTYPE_MAX; j++) {
                                if (adapter->pctypes_tbl[i] & (1ULL << j))
-                                       i40e_write_rx_ctl(hw,
+                                       i40e_write_global_rx_ctl(hw,
                                                          I40E_GLQF_HSYM(j),
                                                          reg);
                        }
@@ -8304,7 +8350,7 @@ i40e_set_hash_filter_global_config(struct i40e_hw *hw,
                /* Use the default, and keep it as it is */
                goto out;
 
-       i40e_write_rx_ctl(hw, I40E_GLQF_CTL, reg);
+       i40e_write_global_rx_ctl(hw, I40E_GLQF_CTL, reg);
        i40e_global_cfg_warning(I40E_WARNING_QF_CTL);
 
 out:
@@ -8894,6 +8940,18 @@ i40e_check_write_reg(struct i40e_hw *hw, uint32_t addr, 
uint32_t val)
                    (uint32_t)i40e_read_rx_ctl(hw, addr));
 }
 
+void
+i40e_check_write_global_reg(struct i40e_hw *hw, uint32_t addr, uint32_t val)
+{
+       uint32_t reg = i40e_read_rx_ctl(hw, addr);
+
+       PMD_DRV_LOG(DEBUG, "[0x%08x] original: 0x%08x", addr, reg);
+       if (reg != val)
+               i40e_write_global_rx_ctl(hw, addr, val);
+       PMD_DRV_LOG(DEBUG, "[0x%08x] after: 0x%08x", addr,
+                   (uint32_t)i40e_read_rx_ctl(hw, addr));
+}
+
 static void
 i40e_filter_input_set_init(struct i40e_pf *pf)
 {
@@ -8925,24 +8983,28 @@ i40e_filter_input_set_init(struct i40e_pf *pf)
                i40e_check_write_reg(hw, I40E_PRTQF_FD_INSET(pctype, 1),
                                     (uint32_t)((inset_reg >>
                                     I40E_32_BIT_WIDTH) & UINT32_MAX));
-               i40e_check_write_reg(hw, I40E_GLQF_HASH_INSET(0, pctype),
+               i40e_check_write_global_reg(hw, I40E_GLQF_HASH_INSET(0, pctype),
                                      (uint32_t)(inset_reg & UINT32_MAX));
-               i40e_check_write_reg(hw, I40E_GLQF_HASH_INSET(1, pctype),
+               i40e_check_write_global_reg(hw, I40E_GLQF_HASH_INSET(1, pctype),
                                     (uint32_t)((inset_reg >>
                                     I40E_32_BIT_WIDTH) & UINT32_MAX));
 
                for (i = 0; i < num; i++) {
-                       i40e_check_write_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
-                                            mask_reg[i]);
-                       i40e_check_write_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
-                                            mask_reg[i]);
+                       i40e_check_write_global_reg(hw,
+                                                   I40E_GLQF_FD_MSK(i, pctype),
+                                                   mask_reg[i]);
+                       i40e_check_write_global_reg(hw,
+                                                 I40E_GLQF_HASH_MSK(i, pctype),
+                                                 mask_reg[i]);
                }
                /*clear unused mask registers of the pctype */
                for (i = num; i < I40E_INSET_MASK_NUM_REG; i++) {
-                       i40e_check_write_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
-                                            0);
-                       i40e_check_write_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
-                                            0);
+                       i40e_check_write_global_reg(hw,
+                                                   I40E_GLQF_FD_MSK(i, pctype),
+                                                   0);
+                       i40e_check_write_global_reg(hw,
+                                                 I40E_GLQF_HASH_MSK(i, pctype),
+                                                 0);
                }
                I40E_WRITE_FLUSH(hw);
 
@@ -9009,20 +9071,20 @@ i40e_hash_filter_inset_select(struct i40e_hw *hw,
 
        inset_reg |= i40e_translate_input_set_reg(hw->mac.type, input_set);
 
-       i40e_check_write_reg(hw, I40E_GLQF_HASH_INSET(0, pctype),
-                             (uint32_t)(inset_reg & UINT32_MAX));
-       i40e_check_write_reg(hw, I40E_GLQF_HASH_INSET(1, pctype),
-                            (uint32_t)((inset_reg >>
-                            I40E_32_BIT_WIDTH) & UINT32_MAX));
+       i40e_check_write_global_reg(hw, I40E_GLQF_HASH_INSET(0, pctype),
+                                   (uint32_t)(inset_reg & UINT32_MAX));
+       i40e_check_write_global_reg(hw, I40E_GLQF_HASH_INSET(1, pctype),
+                                   (uint32_t)((inset_reg >>
+                                   I40E_32_BIT_WIDTH) & UINT32_MAX));
        i40e_global_cfg_warning(I40E_WARNING_HASH_INSET);
 
        for (i = 0; i < num; i++)
-               i40e_check_write_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
-                                    mask_reg[i]);
+               i40e_check_write_global_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
+                                           mask_reg[i]);
        /*clear unused mask registers of the pctype */
        for (i = num; i < I40E_INSET_MASK_NUM_REG; i++)
-               i40e_check_write_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
-                                    0);
+               i40e_check_write_global_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
+                                           0);
        i40e_global_cfg_warning(I40E_WARNING_HASH_MSK);
        I40E_WRITE_FLUSH(hw);
 
@@ -9091,12 +9153,12 @@ i40e_fdir_filter_inset_select(struct i40e_pf *pf,
                             I40E_32_BIT_WIDTH) & UINT32_MAX));
 
        for (i = 0; i < num; i++)
-               i40e_check_write_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
-                                    mask_reg[i]);
+               i40e_check_write_global_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
+                                           mask_reg[i]);
        /*clear unused mask registers of the pctype */
        for (i = num; i < I40E_INSET_MASK_NUM_REG; i++)
-               i40e_check_write_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
-                                    0);
+               i40e_check_write_global_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
+                                           0);
        i40e_global_cfg_warning(I40E_WARNING_FD_MSK);
        I40E_WRITE_FLUSH(hw);
 
@@ -11644,6 +11706,10 @@ i40e_cloud_filter_qinq_create(struct i40e_pf *pf)
                        &filter_replace_buf);
        if (ret != I40E_SUCCESS)
                return ret;
+       PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                   "cloud l1 type is changed from 0x%x to 0x%x",
+                   filter_replace.old_filter_type,
+                   filter_replace.new_filter_type);
 
        /* Apply the second L2 cloud filter */
        memset(&filter_replace, 0,
@@ -11665,8 +11731,13 @@ i40e_cloud_filter_qinq_create(struct i40e_pf *pf)
                I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
        ret = i40e_aq_replace_cloud_filters(hw, &filter_replace,
                        &filter_replace_buf);
-       if (!ret)
+       if (!ret) {
                i40e_global_cfg_warning(I40E_WARNING_RPL_CLD_FILTER);
+               PMD_DRV_LOG(DEBUG, "Global configuration modification: "
+                           "cloud filter type is changed from 0x%x to 0x%x",
+                           filter_replace.old_filter_type,
+                           filter_replace.new_filter_type);
+       }
        return ret;
 }
 
diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h
index 07b42d7..c6cbf8a 100644
--- a/drivers/net/i40e/i40e_ethdev.h
+++ b/drivers/net/i40e/i40e_ethdev.h
@@ -78,6 +78,15 @@
        (((vf)->version_major == VIRTCHNL_VERSION_MAJOR) && \
        ((vf)->version_minor == 1))
 
+#define I40E_WRITE_GLB_REG(hw, reg, value)                             \
+       do {                                                            \
+               I40E_PCI_REG_WRITE(I40E_PCI_REG_ADDR((hw),              \
+                                                    (reg)), (value));  \
+               PMD_DRV_LOG(DEBUG, "Global register 0x%08x is modified " \
+                           "with value 0x%08x",                        \
+                           reg, value);                                \
+       } while (0)
+
 /* index flex payload per layer */
 enum i40e_flxpld_layer_idx {
        I40E_FLXPLD_L2_IDX    = 0,
@@ -1187,6 +1196,8 @@ int i40e_generate_inset_mask_reg(uint64_t inset, uint32_t 
*mask,
                                 uint8_t nb_elem);
 uint64_t i40e_translate_input_set_reg(enum i40e_mac_type type, uint64_t input);
 void i40e_check_write_reg(struct i40e_hw *hw, uint32_t addr, uint32_t val);
+void i40e_check_write_global_reg(struct i40e_hw *hw,
+                                uint32_t addr, uint32_t val);
 
 int i40e_tm_ops_get(struct rte_eth_dev *dev, void *ops);
 void i40e_tm_conf_init(struct rte_eth_dev *dev);
-- 
2.5.5

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