MIPS: Oceton: Update model detection code for new chips.

Several newer chips were not covered, update the code to detect them.
This necessitates updating cvmx-mio-defs.h as well, because it has new
and required definitions.

Signed-off-by: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2939/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 96 insertions, 119 deletions

diff --git a/arch/mips/include/asm/octeon/octeon-model.h b/arch/mips/include/asm/octeon/octeon-model.h
index 700f88e31cad..4e338a4d9424 100644
--- a/arch/mips/include/asm/octeon/octeon-model.h
+++ b/arch/mips/include/asm/octeon/octeon-model.h
@@ -4,7 +4,7 @@
  * Contact: support@caviumnetworks.com
  * This file is part of the OCTEON SDK
  *
- * Copyright (c) 2003-2008 Cavium Networks
+ * Copyright (c) 2003-2010 Cavium Networks
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License, Version 2, as
@@ -24,14 +24,6 @@
  * This file may also be available under a different license from Cavium.
  * Contact Cavium Networks for more information
  ***********************license end**************************************/
-
-/*
- *
- * File defining different Octeon model IDs and macros to
- * compare them.
- *
- */
-
 #ifndef __OCTEON_MODEL_H__
 #define __OCTEON_MODEL_H__
 
@@ -52,6 +44,8 @@
  * for internal use only, and may change without notice.
  */
 
+#define OCTEON_FAMILY_MASK      0x00ffff00
+
 /* Flag bits in top byte */
 /* Ignores revision in model checks */
 #define OM_IGNORE_REVISION        0x01000000
@@ -63,21 +57,48 @@
 #define OM_IGNORE_MINOR_REVISION  0x08000000
 #define OM_FLAG_MASK              0xff000000
 
-#define OM_MATCH_5XXX_FAMILY_MODELS     0x20000000 /* Match all cn5XXX Octeon models. */
-#define OM_MATCH_6XXX_FAMILY_MODELS     0x40000000 /* Match all cn6XXX Octeon models. */
+/* Match all cn5XXX Octeon models. */
+#define OM_MATCH_5XXX_FAMILY_MODELS     0x20000000
+/* Match all cn6XXX Octeon models. */
+#define OM_MATCH_6XXX_FAMILY_MODELS     0x40000000
 
 /*
  * CN6XXX models with new revision encoding
  */
+#define OCTEON_CN68XX_PASS1_0   0x000d9100
+#define OCTEON_CN68XX_PASS1_1   0x000d9101
+#define OCTEON_CN68XX_PASS1_2   0x000d9102
+#define OCTEON_CN68XX_PASS2_0   0x000d9108
+
+#define OCTEON_CN68XX           (OCTEON_CN68XX_PASS2_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN68XX_PASS1_X   (OCTEON_CN68XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN68XX_PASS2_X   (OCTEON_CN68XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN68XX_PASS1	OCTEON_CN68XX_PASS1_X
+#define OCTEON_CN68XX_PASS2	OCTEON_CN68XX_PASS2_X
+
+#define OCTEON_CN66XX_PASS1_0   0x000d9200
+#define OCTEON_CN66XX_PASS1_2   0x000d9202
+
+#define OCTEON_CN66XX           (OCTEON_CN66XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN66XX_PASS1_X   (OCTEON_CN66XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+
 #define OCTEON_CN63XX_PASS1_0   0x000d9000
 #define OCTEON_CN63XX_PASS1_1   0x000d9001
 #define OCTEON_CN63XX_PASS1_2   0x000d9002
 #define OCTEON_CN63XX_PASS2_0   0x000d9008
+#define OCTEON_CN63XX_PASS2_1   0x000d9009
+#define OCTEON_CN63XX_PASS2_2   0x000d900a
 
 #define OCTEON_CN63XX           (OCTEON_CN63XX_PASS2_0 | OM_IGNORE_REVISION)
 #define OCTEON_CN63XX_PASS1_X   (OCTEON_CN63XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN63XX_PASS2_X   (OCTEON_CN63XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
 
+#define OCTEON_CN61XX_PASS1_0   0x000d9300
+
+#define OCTEON_CN61XX           (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN61XX_PASS1_X   (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+
 /*
  * CN5XXX models with new revision encoding
  */
@@ -90,10 +111,8 @@
 #define OCTEON_CN58XX_PASS2_3   0x000d030b
 
 #define OCTEON_CN58XX           (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_REVISION)
-#define OCTEON_CN58XX_PASS1_X   (OCTEON_CN58XX_PASS1_0 \
-				 | OM_IGNORE_MINOR_REVISION)
-#define OCTEON_CN58XX_PASS2_X   (OCTEON_CN58XX_PASS2_0 \
-				 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN58XX_PASS1_X   (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN58XX_PASS2_X   (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN58XX_PASS1     OCTEON_CN58XX_PASS1_X
 #define OCTEON_CN58XX_PASS2     OCTEON_CN58XX_PASS2_X
 
@@ -103,10 +122,8 @@
 #define OCTEON_CN56XX_PASS2_1   0x000d0409
 
 #define OCTEON_CN56XX           (OCTEON_CN56XX_PASS2_0 | OM_IGNORE_REVISION)
-#define OCTEON_CN56XX_PASS1_X   (OCTEON_CN56XX_PASS1_0 \
-				 | OM_IGNORE_MINOR_REVISION)
-#define OCTEON_CN56XX_PASS2_X   (OCTEON_CN56XX_PASS2_0 \
-				 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN56XX_PASS1_X   (OCTEON_CN56XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN56XX_PASS2_X   (OCTEON_CN56XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN56XX_PASS1     OCTEON_CN56XX_PASS1_X
 #define OCTEON_CN56XX_PASS2     OCTEON_CN56XX_PASS2_X
 
@@ -125,8 +142,7 @@
 #define OCTEON_CN50XX_PASS1_0   0x000d0600
 
 #define OCTEON_CN50XX           (OCTEON_CN50XX_PASS1_0 | OM_IGNORE_REVISION)
-#define OCTEON_CN50XX_PASS1_X   (OCTEON_CN50XX_PASS1_0 \
-				 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN50XX_PASS1_X   (OCTEON_CN50XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN50XX_PASS1     OCTEON_CN50XX_PASS1_X
 
 /*
@@ -138,10 +154,8 @@
 #define OCTEON_CN52XX_PASS2_0   0x000d0708
 
 #define OCTEON_CN52XX           (OCTEON_CN52XX_PASS2_0 | OM_IGNORE_REVISION)
-#define OCTEON_CN52XX_PASS1_X   (OCTEON_CN52XX_PASS1_0 \
-				 | OM_IGNORE_MINOR_REVISION)
-#define OCTEON_CN52XX_PASS2_X   (OCTEON_CN52XX_PASS2_0 \
-				 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN52XX_PASS1_X   (OCTEON_CN52XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN52XX_PASS2_X   (OCTEON_CN52XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN52XX_PASS1     OCTEON_CN52XX_PASS1_X
 #define OCTEON_CN52XX_PASS2     OCTEON_CN52XX_PASS2_X
 
@@ -174,28 +188,23 @@
 #define OCTEON_CN3005_PASS1     (0x000d0210 | OM_CHECK_SUBMODEL)
 #define OCTEON_CN3005_PASS1_0   (0x000d0210 | OM_CHECK_SUBMODEL)
 #define OCTEON_CN3005_PASS1_1   (0x000d0212 | OM_CHECK_SUBMODEL)
-#define OCTEON_CN3005           (OCTEON_CN3005_PASS1 | OM_IGNORE_REVISION \
-				 | OM_CHECK_SUBMODEL)
+#define OCTEON_CN3005           (OCTEON_CN3005_PASS1 | OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)
 
 #define OCTEON_CN3010_PASS1     (0x000d0200 | OM_CHECK_SUBMODEL)
 #define OCTEON_CN3010_PASS1_0   (0x000d0200 | OM_CHECK_SUBMODEL)
 #define OCTEON_CN3010_PASS1_1   (0x000d0202 | OM_CHECK_SUBMODEL)
-#define OCTEON_CN3010           (OCTEON_CN3010_PASS1 | OM_IGNORE_REVISION \
-				 | OM_CHECK_SUBMODEL)
+#define OCTEON_CN3010           (OCTEON_CN3010_PASS1 | OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)
 
 #define OCTEON_CN3020_PASS1     (0x000d0110 | OM_CHECK_SUBMODEL)
 #define OCTEON_CN3020_PASS1_0   (0x000d0110 | OM_CHECK_SUBMODEL)
 #define OCTEON_CN3020_PASS1_1   (0x000d0112 | OM_CHECK_SUBMODEL)
-#define OCTEON_CN3020           (OCTEON_CN3020_PASS1 | OM_IGNORE_REVISION \
-				 | OM_CHECK_SUBMODEL)
-
-
-
-/* This matches the complete family of CN3xxx CPUs, and not subsequent models */
-#define OCTEON_CN3XXX           (OCTEON_CN58XX_PASS1_0 \
-				 | OM_MATCH_PREVIOUS_MODELS \
-				 | OM_IGNORE_REVISION)
+#define OCTEON_CN3020           (OCTEON_CN3020_PASS1 | OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)
 
+/*
+ * This matches the complete family of CN3xxx CPUs, and not subsequent
+ * models
+ */
+#define OCTEON_CN3XXX           (OCTEON_CN58XX_PASS1_0 | OM_MATCH_PREVIOUS_MODELS | OM_IGNORE_REVISION)
 #define OCTEON_CN5XXX           (OCTEON_CN58XX_PASS1_0 | OM_MATCH_5XXX_FAMILY_MODELS)
 #define OCTEON_CN6XXX           (OCTEON_CN63XX_PASS1_0 | OM_MATCH_6XXX_FAMILY_MODELS)
 
@@ -221,90 +230,55 @@
 #define OCTEON_38XX_FAMILY_MASK      0x00ffff00
 #define OCTEON_38XX_FAMILY_REV_MASK  0x00ffff0f
 #define OCTEON_38XX_MODEL_MASK       0x00ffff10
-#define OCTEON_38XX_MODEL_REV_MASK   (OCTEON_38XX_FAMILY_REV_MASK \
-				      | OCTEON_38XX_MODEL_MASK)
+#define OCTEON_38XX_MODEL_REV_MASK   (OCTEON_38XX_FAMILY_REV_MASK | OCTEON_38XX_MODEL_MASK)
 
 /* CN5XXX and later use different layout of bits in the revision ID field */
 #define OCTEON_58XX_FAMILY_MASK      OCTEON_38XX_FAMILY_MASK
 #define OCTEON_58XX_FAMILY_REV_MASK  0x00ffff3f
 #define OCTEON_58XX_MODEL_MASK       0x00ffffc0
-#define OCTEON_58XX_MODEL_REV_MASK   (OCTEON_58XX_FAMILY_REV_MASK \
-				      | OCTEON_58XX_MODEL_MASK)
-#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK \
-					  & 0x00fffff8)
+#define OCTEON_58XX_MODEL_REV_MASK   (OCTEON_58XX_FAMILY_REV_MASK | OCTEON_58XX_MODEL_MASK)
+#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK & 0x00fffff8)
 #define OCTEON_5XXX_MODEL_MASK       0x00ff0fc0
 
-#define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z)))
-
-/* NOTE: This is for internal (to this file) use only. */
-static inline int __OCTEON_IS_MODEL_COMPILE__(uint32_t arg_model,
-					      uint32_t chip_model)
-{
-	uint32_t rev_and_sub = OM_IGNORE_REVISION | OM_CHECK_SUBMODEL;
-
-	if ((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0) {
-		if (((arg_model & OM_FLAG_MASK) == rev_and_sub) &&
-		    __OCTEON_MATCH_MASK__(chip_model, arg_model,
-					  OCTEON_38XX_MODEL_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == 0) &&
-		    __OCTEON_MATCH_MASK__(chip_model, arg_model,
-					  OCTEON_38XX_FAMILY_REV_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_REVISION) &&
-		    __OCTEON_MATCH_MASK__(chip_model, arg_model,
-					  OCTEON_38XX_FAMILY_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == OM_CHECK_SUBMODEL) &&
-		    __OCTEON_MATCH_MASK__((chip_model), (arg_model),
-					  OCTEON_38XX_MODEL_REV_MASK))
-			return 1;
-		if ((arg_model & OM_MATCH_PREVIOUS_MODELS) &&
-		    ((chip_model & OCTEON_38XX_MODEL_MASK) <
-			    (arg_model & OCTEON_38XX_MODEL_MASK)))
-			return 1;
-	} else {
-		if (((arg_model & OM_FLAG_MASK) == rev_and_sub) &&
-		    __OCTEON_MATCH_MASK__((chip_model), (arg_model),
-					  OCTEON_58XX_MODEL_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == 0) &&
-		    __OCTEON_MATCH_MASK__((chip_model), (arg_model),
-					  OCTEON_58XX_FAMILY_REV_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_MINOR_REVISION) &&
-		    __OCTEON_MATCH_MASK__((chip_model), (arg_model),
-					  OCTEON_58XX_MODEL_MINOR_REV_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == OM_IGNORE_REVISION) &&
-		    __OCTEON_MATCH_MASK__((chip_model), (arg_model),
-					  OCTEON_58XX_FAMILY_MASK))
-			return 1;
-		if (((arg_model & OM_FLAG_MASK) == OM_CHECK_SUBMODEL) &&
-		    __OCTEON_MATCH_MASK__((chip_model), (arg_model),
-					  OCTEON_58XX_MODEL_REV_MASK))
-			return 1;
-
-		if (((arg_model & OM_MATCH_5XXX_FAMILY_MODELS) == OM_MATCH_5XXX_FAMILY_MODELS) &&
-		    ((chip_model) >= OCTEON_CN58XX_PASS1_0) && ((chip_model) < OCTEON_CN63XX_PASS1_0))
-			return 1;
-
-		if (((arg_model & OM_MATCH_6XXX_FAMILY_MODELS) == OM_MATCH_6XXX_FAMILY_MODELS) &&
-		    ((chip_model) >= OCTEON_CN63XX_PASS1_0))
-			return 1;
-
-		if ((arg_model & OM_MATCH_PREVIOUS_MODELS) &&
-		    ((chip_model & OCTEON_58XX_MODEL_MASK) <
-			    (arg_model & OCTEON_58XX_MODEL_MASK)))
-			return 1;
-	}
-	return 0;
-}
-
 /* forward declarations */
 static inline uint32_t cvmx_get_proc_id(void) __attribute__ ((pure));
 static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
 
+#define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z)))
+
+/* NOTE: This for internal use only! */
+#define __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model)		\
+((((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0)  && (	\
+		((((arg_model) & (OM_FLAG_MASK)) == (OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)) \
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_MODEL_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == 0)			\
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_FAMILY_REV_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_REVISION) \
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_FAMILY_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == OM_CHECK_SUBMODEL)	\
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_38XX_MODEL_REV_MASK)) || \
+		((((arg_model) & (OM_MATCH_PREVIOUS_MODELS)) == OM_MATCH_PREVIOUS_MODELS) \
+			&& (((chip_model) & OCTEON_38XX_MODEL_MASK) < ((arg_model) & OCTEON_38XX_MODEL_MASK))) \
+		)) ||							\
+	(((arg_model & OCTEON_38XX_FAMILY_MASK) >= OCTEON_CN58XX_PASS1_0)  && (	\
+		((((arg_model) & (OM_FLAG_MASK)) == (OM_IGNORE_REVISION | OM_CHECK_SUBMODEL)) \
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == 0)			\
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_FAMILY_REV_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_MINOR_REVISION) \
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MINOR_REV_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_REVISION) \
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_FAMILY_MASK)) || \
+		((((arg_model) & (OM_FLAG_MASK)) == OM_CHECK_SUBMODEL)	\
+			&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_REV_MASK)) || \
+		((((arg_model) & (OM_MATCH_5XXX_FAMILY_MODELS)) == OM_MATCH_5XXX_FAMILY_MODELS) \
+			&& ((chip_model) >= OCTEON_CN58XX_PASS1_0) && ((chip_model) < OCTEON_CN63XX_PASS1_0)) || \
+		((((arg_model) & (OM_MATCH_6XXX_FAMILY_MODELS)) == OM_MATCH_6XXX_FAMILY_MODELS) \
+			&& ((chip_model) >= OCTEON_CN63XX_PASS1_0)) ||	\
+		((((arg_model) & (OM_MATCH_PREVIOUS_MODELS)) == OM_MATCH_PREVIOUS_MODELS) \
+			&& (((chip_model) & OCTEON_58XX_MODEL_MASK) < ((arg_model) & OCTEON_58XX_MODEL_MASK))) \
+		)))
+
 /* NOTE: This for internal use only!!!!! */
 static inline int __octeon_is_model_runtime__(uint32_t model)
 {
@@ -312,22 +286,25 @@ static inline int __octeon_is_model_runtime__(uint32_t model)
 
 	/*
 	 * Check for special case of mismarked 3005 samples. We only
-	 * need to check if the sub model isn't being ignored.
+	 * need to check if the sub model isn't being ignored
 	 */
 	if ((model & OM_CHECK_SUBMODEL) == OM_CHECK_SUBMODEL) {
-		if (cpuid == OCTEON_CN3010_PASS1 \
-		    && (cvmx_read_csr(0x80011800800007B8ull) & (1ull << 34)))
+		if (cpuid == OCTEON_CN3010_PASS1 && (cvmx_read_csr(0x80011800800007B8ull) & (1ull << 34)))
 			cpuid |= 0x10;
 	}
 	return __OCTEON_IS_MODEL_COMPILE__(model, cpuid);
 }
 
 /*
- * The OCTEON_IS_MODEL macro should be used for all Octeon model
- * checking done in a program.  This should be kept runtime if at all
- * possible.  Any compile time (#if OCTEON_IS_MODEL) usage must be
- * condtionalized with OCTEON_IS_COMMON_BINARY() if runtime checking
- * support is required.
+ * The OCTEON_IS_MODEL macro should be used for all Octeon model checking done
+ * in a program.
+ * This should be kept runtime if at all possible  and must be conditionalized
+ * with OCTEON_IS_COMMON_BINARY() if runtime checking support is required.
+ *
+ * Use of the macro in preprocessor directives ( #if OCTEON_IS_MODEL(...) )
+ * is NOT SUPPORTED, and should be replaced with CVMX_COMPILED_FOR()
+ * I.e.:
+ *  #if OCTEON_IS_MODEL(OCTEON_CN56XX)  ->  #if CVMX_COMPILED_FOR(OCTEON_CN56XX)
  */
 #define OCTEON_IS_MODEL(x) __octeon_is_model_runtime__(x)
 #define OCTEON_IS_COMMON_BINARY() 1