From: Andrew Rybchenko <arybchenko@solarflare.com>
Date: Thu, 18 May 2017 14:00:03 +0000 (+0100)
Subject: net/sfc: use locally stored data for logging
X-Git-Tag: spdx-start~3149
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=b7be9f4349cf5f5c84b02eb52302c7e09b5c64d1;p=dpdk.git

net/sfc: use locally stored data for logging

Required to be able to use logging in the secondary process
where Ethernet device pointer stored in sfc_adapter is invalid.

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@solarflare.com>
---

diff --git a/drivers/net/sfc/sfc.h b/drivers/net/sfc/sfc.h
index 7927678a69..772a713a07 100644
--- a/drivers/net/sfc/sfc.h
+++ b/drivers/net/sfc/sfc.h
@@ -179,6 +179,8 @@ struct sfc_adapter {
 	 */
 	rte_spinlock_t			lock;
 	enum sfc_adapter_state		state;
+	struct rte_pci_addr		pci_addr;
+	uint16_t			port_id;
 	struct rte_eth_dev		*eth_dev;
 	struct rte_kvargs		*kvargs;
 	bool				debug_init;
diff --git a/drivers/net/sfc/sfc_debug.h b/drivers/net/sfc/sfc_debug.h
index f4fe044401..92eba9c382 100644
--- a/drivers/net/sfc/sfc_debug.h
+++ b/drivers/net/sfc/sfc_debug.h
@@ -47,14 +47,12 @@
 /* Log PMD message, automatically add prefix and \n */
 #define sfc_panic(sa, fmt, args...) \
 	do {								\
-		const struct rte_eth_dev *_dev = (sa)->eth_dev;		\
-		const struct rte_pci_device *_pci_dev =			\
-			RTE_ETH_DEV_TO_PCI(_dev);			\
+		const struct sfc_adapter *_sa = (sa);			\
 									\
 		rte_panic("sfc " PCI_PRI_FMT " #%" PRIu8 ": " fmt "\n",	\
-			  _pci_dev->addr.domain, _pci_dev->addr.bus,	\
-			  _pci_dev->addr.devid, _pci_dev->addr.function,\
-			  _dev->data->port_id, ##args);			\
+			  _sa->pci_addr.domain, _sa->pci_addr.bus,	\
+			  _sa->pci_addr.devid, _sa->pci_addr.function,	\
+			  _sa->port_id, ##args);			\
 	} while (0)
 
 #endif /* _SFC_DEBUG_H_ */
diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index c4d74d0dd0..0660a000cf 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -1513,6 +1513,9 @@ sfc_eth_dev_init(struct rte_eth_dev *dev)
 	sfc_register_dp();
 
 	/* Required for logging */
+	sa->pci_addr = pci_dev->addr;
+	sa->port_id = dev->data->port_id;
+
 	sa->eth_dev = dev;
 
 	/* Copy PCI device info to the dev->data */
diff --git a/drivers/net/sfc/sfc_log.h b/drivers/net/sfc/sfc_log.h
index d0f89215d7..b1a9df4476 100644
--- a/drivers/net/sfc/sfc_log.h
+++ b/drivers/net/sfc/sfc_log.h
@@ -35,18 +35,16 @@
 /* Log PMD message, automatically add prefix and \n */
 #define SFC_LOG(sa, level, ...) \
 	do {								\
-		const struct rte_eth_dev *_dev = (sa)->eth_dev;		\
-		const struct rte_pci_device *_pci_dev =			\
-			RTE_ETH_DEV_TO_PCI(_dev);			\
+		const struct sfc_adapter *__sa = (sa);			\
 									\
 		RTE_LOG(level, PMD,					\
 			RTE_FMT("sfc_efx " PCI_PRI_FMT " #%" PRIu8 ": "	\
 				RTE_FMT_HEAD(__VA_ARGS__,) "\n",	\
-				_pci_dev->addr.domain,			\
-				_pci_dev->addr.bus,			\
-				_pci_dev->addr.devid,			\
-				_pci_dev->addr.function,		\
-				_dev->data->port_id,			\
+				__sa->pci_addr.domain,			\
+				__sa->pci_addr.bus,			\
+				__sa->pci_addr.devid,			\
+				__sa->pci_addr.function,		\
+				__sa->port_id,				\
 				RTE_FMT_TAIL(__VA_ARGS__,)));		\
 	} while (0)