trace, RAS: Replace bare numbers with #defines for PCIe AER error strings

Replace bare numbers like "BIT(0)" with the existing #defines, e.g.,
PCI_ERR_COR_RCVR, to improve maintainability.  This way grep will find more
uses of the #defines.

No functional change.

[bhelgaas: changelog]
Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

include/ras/ras_event.h

@@ -8,6 +8,7 @@
 #include <linux/tracepoint.h>
 #include <linux/edac.h>
 #include <linux/ktime.h>
+#include <linux/pci.h>
 #include <linux/aer.h>
 #include <linux/cper.h>
 
@@ -174,24 +175,24 @@ TRACE_EVENT(mc_event,
  */
 
 #define aer_correctable_errors		\
-	{BIT(0),	"Receiver Error"},		\
-	{BIT(6),	"Bad TLP"},			\
-	{BIT(7),	"Bad DLLP"},			\
-	{BIT(8),	"RELAY_NUM Rollover"},		\
-	{BIT(12),	"Replay Timer Timeout"},	\
-	{BIT(13),	"Advisory Non-Fatal"}
+	{PCI_ERR_COR_RCVR,	"Receiver Error"},	\
+	{PCI_ERR_COR_BAD_TLP,	"Bad TLP"},		\
+	{PCI_ERR_COR_BAD_DLLP,	"Bad DLLP"},		\
+	{PCI_ERR_COR_REP_ROLL,	"RELAY_NUM Rollover"},	\
+	{PCI_ERR_COR_REP_TIMER,	"Replay Timer Timeout"},\
+	{PCI_ERR_COR_ADV_NFAT,	"Advisory Non-Fatal"}
 
 #define aer_uncorrectable_errors		\
-	{BIT(4),	"Data Link Protocol"},		\
-	{BIT(12),	"Poisoned TLP"},		\
-	{BIT(13),	"Flow Control Protocol"},	\
-	{BIT(14),	"Completion Timeout"},		\
-	{BIT(15),	"Completer Abort"},		\
-	{BIT(16),	"Unexpected Completion"},	\
-	{BIT(17),	"Receiver Overflow"},		\
-	{BIT(18),	"Malformed TLP"},		\
-	{BIT(19),	"ECRC"},			\
-	{BIT(20),	"Unsupported Request"}
+	{PCI_ERR_UNC_DLP,	"Data Link Protocol"},		\
+	{PCI_ERR_UNC_POISON_TLP,"Poisoned TLP"},		\
+	{PCI_ERR_UNC_FCP,	"Flow Control Protocol"},	\
+	{PCI_ERR_UNC_COMP_TIME,	"Completion Timeout"},		\
+	{PCI_ERR_UNC_COMP_ABORT,"Completer Abort"},		\
+	{PCI_ERR_UNC_UNX_COMP,	"Unexpected Completion"},	\
+	{PCI_ERR_UNC_RX_OVER,	"Receiver Overflow"},		\
+	{PCI_ERR_UNC_MALF_TLP,	"Malformed TLP"},		\
+	{PCI_ERR_UNC_ECRC,	"ECRC"},			\
+	{PCI_ERR_UNC_UNSUP,	"Unsupported Request"}
 
 TRACE_EVENT(aer_event,
 	TP_PROTO(const char *dev_name,