[dpdk-dev] [PATCH] net/ark: implement dynamic log type

[dpdk-dev] [PATCH] net/ark: implement dynamic log type

[Stephen Hemminger]

The generic RTE_LOGTYPE_PMD is a historical relic and should
will be deprecated in near future. Every driver must register its own logtype.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/net/ark/ark_ethdev.c |  9 +++++++++
 drivers/net/ark/ark_logs.h   | 25 ++++++++++++++-----------
 2 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c
index 86e500ecb30c..630f78118355 100644
--- a/drivers/net/ark/ark_ethdev.c
+++ b/drivers/net/ark/ark_ethdev.c
@@ -78,6 +78,8 @@ static int  eth_ark_set_mtu(struct rte_eth_dev *dev, uint16_t size);
 #define ARK_TX_MAX_QUEUE (4096 * 4)
 #define ARK_TX_MIN_QUEUE (256)
 
+int ark_logtype;
+
 static const char * const valid_arguments[] = {
 	ARK_PKTGEN_ARG,
 	ARK_PKTCHKR_ARG,
@@ -1007,3 +1009,10 @@ RTE_PMD_REGISTER_PARAM_STRING(net_ark,
 			      ARK_PKTGEN_ARG "=<filename> "
 			      ARK_PKTCHKR_ARG "=<filename> "
 			      ARK_PKTDIR_ARG "=<bitmap>");
+
+RTE_INIT(ark_init_log)
+{
+	ark_logtype = rte_log_register("pmd.net.ark");
+	if (ark_logtype >= 0)
+		rte_log_set_level(ark_logtype, RTE_LOG_NOTICE);
+}
diff --git a/drivers/net/ark/ark_logs.h b/drivers/net/ark/ark_logs.h
index b90e9f0ac9ad..44aac6102ffa 100644
--- a/drivers/net/ark/ark_logs.h
+++ b/drivers/net/ark/ark_logs.h
@@ -26,29 +26,32 @@
 #define ARK_SU64X "\n\t%-20s    %#20" PRIx64
 #define ARK_SPTR  "\n\t%-20s    %20p"
 
-
+extern int ark_logtype;
 
 #define PMD_DRV_LOG(level, fmt, args...)	\
-	RTE_LOG(level, PMD, fmt, ## args)
+	rte_log(RTE_LOG_ ##level, ark_logtype, fmt, ## args)
 
 /* Conditional trace definitions */
-#define ARK_TRACE_ON(level, fmt, ...)		\
-	RTE_LOG(level, PMD, fmt, ##__VA_ARGS__)
+#define ARK_TRACE_ON(level, fmt, args...) \
+	PMD_DRV_LOG(level, fmt, ## args)
 
 /* This pattern allows compiler check arguments even if disabled  */
-#define ARK_TRACE_OFF(level, fmt, ...)					\
-	do {if (0) RTE_LOG(level, PMD, fmt, ##__VA_ARGS__); }		\
-	while (0)
-
+#define ARK_TRACE_OFF(level, fmt, args...)			\
+	do {							\
+		if (0)						\
+			PMD_DRV_LOG(level, fmt, ## args);	\
+	} while (0)
 
 /* tracing including the function name */
 #define ARK_FUNC_ON(level, fmt, args...) \
-	RTE_LOG(level, PMD, "%s(): " fmt, __func__, ## args)
+	PMD_DRV_LOG(level, "%s(): " fmt, __func__, ## args)
 
 /* tracing including the function name */
 #define ARK_FUNC_OFF(level, fmt, args...)				\
-	do { if (0) RTE_LOG(level, PMD, "%s(): " fmt, __func__, ## args); } \
-	while (0)
+	do {								\
+		if (0)							\
+			PMD_DRV_LOG(level, "%s(): " fmt, __func__, ## args); \
+	} while (0)
 
 
 /* Debug macro for tracing full behavior, function tracing and messages*/
-- 
2.20.1

Re: [dpdk-dev] [PATCH] net/ark: implement dynamic log type

[Ferruh Yigit]

On 7/16/2019 7:55 PM, Stephen Hemminger wrote:
> The generic RTE_LOGTYPE_PMD is a historical relic and should
> will be deprecated in near future. Every driver must register its own logtype.
> 
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

Applied to dpdk-next-net/master, thanks.