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authorChristophe Lombard <clombard@linux.vnet.ibm.com>2017-04-12 17:34:07 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2017-04-13 16:34:31 +0300
commitf24be42aab37c6d07c05126673138e06223a6399 (patch)
tree778de3d0c4b2dd8d80be7edb262174d1755ee8d9 /drivers/misc/cxl/trace.h
parentabd1d99bb3da42d6c7341c14986f5b8f4dcc6bd5 (diff)
downloadlinux-f24be42aab37c6d07c05126673138e06223a6399.tar.xz
cxl: Add psl9 specific code
The new Coherent Accelerator Interface Architecture, level 2, for the IBM POWER9 brings new content and features: - POWER9 Service Layer - Registers - Radix mode - Process element entry - Dedicated-Shared Process Programming Model - Translation Fault Handling - CAPP - Memory Context ID If a valid mm_struct is found the memory context id is used for each transaction associated with the process handle. The PSL uses the context ID to find the corresponding process element. Signed-off-by: Christophe Lombard <clombard@linux.vnet.ibm.com> Acked-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com> [mpe: Fixup comment formatting, unsplit long strings] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers/misc/cxl/trace.h')
-rw-r--r--drivers/misc/cxl/trace.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/misc/cxl/trace.h b/drivers/misc/cxl/trace.h
index 751d6119683e..b8e300af0e55 100644
--- a/drivers/misc/cxl/trace.h
+++ b/drivers/misc/cxl/trace.h
@@ -17,6 +17,15 @@
#include "cxl.h"
+#define dsisr_psl9_flags(flags) \
+ __print_flags(flags, "|", \
+ { CXL_PSL9_DSISR_An_CO_MASK, "FR" }, \
+ { CXL_PSL9_DSISR_An_TF, "TF" }, \
+ { CXL_PSL9_DSISR_An_PE, "PE" }, \
+ { CXL_PSL9_DSISR_An_AE, "AE" }, \
+ { CXL_PSL9_DSISR_An_OC, "OC" }, \
+ { CXL_PSL9_DSISR_An_S, "S" })
+
#define DSISR_FLAGS \
{ CXL_PSL_DSISR_An_DS, "DS" }, \
{ CXL_PSL_DSISR_An_DM, "DM" }, \
@@ -154,6 +163,40 @@ TRACE_EVENT(cxl_afu_irq,
)
);
+TRACE_EVENT(cxl_psl9_irq,
+ TP_PROTO(struct cxl_context *ctx, int irq, u64 dsisr, u64 dar),
+
+ TP_ARGS(ctx, irq, dsisr, dar),
+
+ TP_STRUCT__entry(
+ __field(u8, card)
+ __field(u8, afu)
+ __field(u16, pe)
+ __field(int, irq)
+ __field(u64, dsisr)
+ __field(u64, dar)
+ ),
+
+ TP_fast_assign(
+ __entry->card = ctx->afu->adapter->adapter_num;
+ __entry->afu = ctx->afu->slice;
+ __entry->pe = ctx->pe;
+ __entry->irq = irq;
+ __entry->dsisr = dsisr;
+ __entry->dar = dar;
+ ),
+
+ TP_printk("afu%i.%i pe=%i irq=%i dsisr=0x%016llx dsisr=%s dar=0x%016llx",
+ __entry->card,
+ __entry->afu,
+ __entry->pe,
+ __entry->irq,
+ __entry->dsisr,
+ dsisr_psl9_flags(__entry->dsisr),
+ __entry->dar
+ )
+);
+
TRACE_EVENT(cxl_psl_irq,
TP_PROTO(struct cxl_context *ctx, int irq, u64 dsisr, u64 dar),