[dpdk-dev] [PATCH 5/6] net/i40e: use dynamic log type for tx/rx debug

[Stephen Hemminger]

The generic RTE_LOGTYPE_PMD is a historical relic and should
not be used. Every driver must dynamic log types.

Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
---
 drivers/net/i40e/i40e_ethdev.c | 27 +++++++++++++++++++++++++++
 drivers/net/i40e/i40e_logs.h   | 24 +++++++++++++++---------
 2 files changed, 42 insertions(+), 9 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 2b9fc4572290..1e168c6253d8 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -399,6 +399,15 @@ static void i40e_notify_all_vfs_link_status(struct 
rte_eth_dev *dev);
 
 int i40e_logtype_init;
 int i40e_logtype_driver;
+#ifdef RTE_LIBRTE_I40E_DEBUG_RX
+int i40e_logtype_rx;
+#endif
+#ifdef RTE_LIBRTE_I40E_DEBUG_TX
+int i40e_logtype_tx;
+#endif
+#ifdef RTE_LIBRTE_I40E_DEBUG_TX_FREE
+int i40e_logtype_tx_free;
+#endif
 
 static const char *const valid_keys[] = {
        ETH_I40E_FLOATING_VEB_ARG,
@@ -12766,6 +12775,24 @@ RTE_INIT(i40e_init_log)
        i40e_logtype_driver = rte_log_register("pmd.net.i40e.driver");
        if (i40e_logtype_driver >= 0)
                rte_log_set_level(i40e_logtype_driver, RTE_LOG_NOTICE);
+
+#ifdef RTE_LIBRTE_I40E_DEBUG_RX
+       i40e_logtype_rx = rte_log_register("pmd.net.i40e.rx");
+       if (i40e_logtype_rx >= 0)
+               rte_log_set_level(i40e_logtype_rx, RTE_LOG_NOTICE);
+#endif
+
+#ifdef RTE_LIBRTE_I40E_DEBUG_TX
+       i40e_logtype_tx = rte_log_register("pmd.net.i40e.tx");
+       if (i40e_logtype_tx >= 0)
+               rte_log_set_level(i40e_logtype_tx, RTE_LOG_NOTICE);
+#endif
+
+#ifdef RTE_LIBRTE_I40E_DEBUG_TX_FREE
+       i40e_logtype_tx_free = rte_log_register("pmd.net.i40e.tx_free");
+       if (i40e_logtype_tx_free >= 0)
+               rte_log_set_level(i40e_logtype_tx_free, RTE_LOG_NOTICE);
+#endif
 }
 
 RTE_PMD_REGISTER_PARAM_STRING(net_i40e,
diff --git a/drivers/net/i40e/i40e_logs.h b/drivers/net/i40e/i40e_logs.h
index b1049699352f..dac3267eb4e2 100644
--- a/drivers/net/i40e/i40e_logs.h
+++ b/drivers/net/i40e/i40e_logs.h
@@ -12,24 +12,30 @@ extern int i40e_logtype_init;
 #define PMD_INIT_FUNC_TRACE() PMD_INIT_LOG(DEBUG, " >>")
 
 #ifdef RTE_LIBRTE_I40E_DEBUG_RX
-#define PMD_RX_LOG(level, fmt, args...) \
-       RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ## args)
+extern int i40e_logtype_rx;
+#define PMD_RX_LOG(level, fmt, args...)                        \
+       rte_log(RTE_LOG_ ## level, i40e_logtype_rx,     \
+               "%s(): " fmt "\n", __func__, ## args)
 #else
-#define PMD_RX_LOG(level, fmt, args...) do { } while(0)
+#define PMD_RX_LOG(level, fmt, args...) do { } while (0)
 #endif
 
 #ifdef RTE_LIBRTE_I40E_DEBUG_TX
-#define PMD_TX_LOG(level, fmt, args...) \
-       RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ## args)
+extern int i40e_logtype_tx;
+#define PMD_TX_LOG(level, fmt, args...)                        \
+       rte_log(RTE_LOG_ ## level, i40e_logtype_tx,     \
+               "%s(): " fmt "\n", __func__, ## args)
 #else
-#define PMD_TX_LOG(level, fmt, args...) do { } while(0)
+#define PMD_TX_LOG(level, fmt, args...) do { } while (0)
 #endif
 
 #ifdef RTE_LIBRTE_I40E_DEBUG_TX_FREE
-#define PMD_TX_FREE_LOG(level, fmt, args...) \
-       RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ## args)
+extern int i40e_logtype_tx_free;
+#define PMD_TX_FREE_LOG(level, fmt, args...)                   \
+       rte_log(RTE_LOG_ ## level, i40e_logtype_tx_free,        \
+               "%s(): " fmt "\n", __func__, ## args)
 #else
-#define PMD_TX_FREE_LOG(level, fmt, args...) do { } while(0)
+#define PMD_TX_FREE_LOG(level, fmt, args...) do { } while (0)
 #endif
 
 extern int i40e_logtype_driver;
-- 
2.20.1