The patch titled
gru: update GRU structures to match latest hardware spec
has been added to the -mm tree. Its filename is
gru-update-gru-structures-to-match-latest-hardware-spec.patch
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------------------------------------------------------
Subject: gru: update GRU structures to match latest hardware spec
From: Jack Steiner <steiner@xxxxxxx>
Add a few new definitions for chipset MMR field names. This matches rev
0.7 of the hardware spec.
Signed-off-by: Jack Steiner <steiner@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/misc/sgi-gru/gru_instructions.h | 5 ++++-
drivers/misc/sgi-gru/gruhandles.h | 11 +++++++++++
2 files changed, 15 insertions(+), 1 deletion(-)
diff -puN drivers/misc/sgi-gru/gru_instructions.h~gru-update-gru-structures-to-match-latest-hardware-spec drivers/misc/sgi-gru/gru_instructions.h
--- a/drivers/misc/sgi-gru/gru_instructions.h~gru-update-gru-structures-to-match-latest-hardware-spec
+++ a/drivers/misc/sgi-gru/gru_instructions.h
@@ -265,6 +265,7 @@ struct gru_instruction {
#define CBE_CAUSE_PROTOCOL_STATE_DATA_ERROR (1 << 16)
#define CBE_CAUSE_RA_RESPONSE_DATA_ERROR (1 << 17)
#define CBE_CAUSE_HA_RESPONSE_DATA_ERROR (1 << 18)
+#define CBE_CAUSE_FORCED_ERROR (1 << 19)
/* CBE cbrexecstatus bits */
#define CBR_EXS_ABORT_OCC_BIT 0
@@ -273,13 +274,15 @@ struct gru_instruction {
#define CBR_EXS_QUEUED_BIT 3
#define CBR_EXS_TLB_INVAL_BIT 4
#define CBR_EXS_EXCEPTION_BIT 5
+#define CBR_EXS_CB_INT_PENDING_BIT 6
#define CBR_EXS_ABORT_OCC (1 << CBR_EXS_ABORT_OCC_BIT)
#define CBR_EXS_INT_OCC (1 << CBR_EXS_INT_OCC_BIT)
#define CBR_EXS_PENDING (1 << CBR_EXS_PENDING_BIT)
#define CBR_EXS_QUEUED (1 << CBR_EXS_QUEUED_BIT)
-#define CBR_TLB_INVAL (1 << CBR_EXS_TLB_INVAL_BIT)
+#define CBR_EXS_TLB_INVAL (1 << CBR_EXS_TLB_INVAL_BIT)
#define CBR_EXS_EXCEPTION (1 << CBR_EXS_EXCEPTION_BIT)
+#define CBR_EXS_CB_INT_PENDING (1 << CBR_EXS_CB_INT_PENDING_BIT)
/*
* Exceptions are retried for the following cases. If any OTHER bits are set
diff -puN drivers/misc/sgi-gru/gruhandles.h~gru-update-gru-structures-to-match-latest-hardware-spec drivers/misc/sgi-gru/gruhandles.h
--- a/drivers/misc/sgi-gru/gruhandles.h~gru-update-gru-structures-to-match-latest-hardware-spec
+++ a/drivers/misc/sgi-gru/gruhandles.h
@@ -252,6 +252,17 @@ enum gru_tgh_state {
TGHSTATE_RESTART_CTX,
};
+enum gru_tgh_cause {
+ TGHCAUSE_RR_ECC,
+ TGHCAUSE_TLB_ECC,
+ TGHCAUSE_LRU_ECC,
+ TGHCAUSE_PS_ECC,
+ TGHCAUSE_MUL_ERR,
+ TGHCAUSE_DATA_ERR,
+ TGHCAUSE_SW_FORCE
+};
+
+
/*
* TFH - TLB Global Handle
* Used for TLB dropins into the GRU TLB.
_
Patches currently in -mm which might be from steiner@xxxxxxx are
linux-next.patch
x86-uv-introduce-a-means-to-translate-from-gpa-socket_paddr.patch
x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa.patch
x86-uv-introduce-uv_gpa_is_mmr.patch
x86-uv-implement-a-gru_read_gpa-kernel-function.patch
x86-uv-update-xpc-to-handle-updated-bios-interface.patch
x86-uv-xpc-null-deref-when-mesq-becomes-empty.patch
x86-uv-xpc_make_first_contact-hang-due-to-not-accepting-active-state.patch
x86-uv-xpc-receive-message-reuse-triggers-invalid-bug_on.patch
gru-initial-gru-based-on-blade-topology.patch
gru-add-comments-raised-in-previous-code-reviews.patch
gru-fix-istatus-race-in-gru-tlb-dropin.patch
gru-handle-blades-without-memory.patch
gru-allow-users-to-specify-gru-chiplet-1.patch
gru-allow-users-to-specify-gru-chiplet-2.patch
gru-allow-users-to-specify-gru-chiplet-3.patch
gru-fix-bug-in-module-unload.patch
gru-improve-messages-for-malfunctioning-grus.patch
gru-support-64-bit-gru-addresses.patch
gru-handle-failures-to-mmu_notifier_register.patch
gru-add-debug-option-for-cache-flushing.patch
gru-add-test-for-gru_copy_gpa.patch
gru-check-for-valid-vma.patch
gru-fix-prefetch-and-speculation-bugs.patch
gru-update-irq-infrastructure.patch
gru-add-additional-gru-statistics.patch
gru-expicitly-set-instruction-status-to-active.patch
gru-preload-tlb-for-bcopy-instructions.patch
gru-fix-bug-in-exception-handling.patch
gru-add-symbolic-names-for-gru-error-code.patch
gru-remove-stray-local_irq_enable.patch
gru-check-for-correct-gru-chiplet-assignment.patch
gru-update-gru-structures-to-match-latest-hardware-spec.patch
gru-fix-bug-in-allocation-of-kernel-contexts.patch
gru-add-hugepage-support.patch
gru-fix-gru-interrupt-race-at-deallocate.patch
gru-improve-gru-tlb-dropin-statistics.patch
gru-update-driver-version-number.patch
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