gru: update GRU structures to match latest hardware spec

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@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 15 insertions, 1 deletions

diff --git a/drivers/misc/sgi-gru/gru_instructions.h b/drivers/misc/sgi-gru/gru_instructions.h
index 41eb19a85bbc..848c7a8f02be 100644
--- a/drivers/misc/sgi-gru/gru_instructions.h
+++ b/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 --git a/drivers/misc/sgi-gru/gruhandles.h b/drivers/misc/sgi-gru/gruhandles.h
index ea584ebf65b1..3f998b924d8f 100644
--- a/drivers/misc/sgi-gru/gruhandles.h
+++ b/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.