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authorJoshua Kinard <kumba@gentoo.org>2015-01-21 07:59:45 -0500
committerRalf Baechle <ralf@linux-mips.org>2015-04-01 17:22:13 +0200
commit3057739138eb8fbaa5154b149a864f5218898c73 (patch)
treef9544e76cc2afad7333aa07ac3d7842bb2d149dc /arch/mips/oprofile
parent5b4e845393d313af1d319b8bd01c9daaca3aa487 (diff)
MIPS: Add R16000 detection
This allows the kernel to correctly detect an R16000 MIPS CPU on systems that have those. Otherwise, such systems will detect the CPU as an R14000, due to similarities in the CPU PRId value. Signed-off-by: Joshua Kinard <kumba@gentoo.org> Cc: Linux MIPS List <linux-mips@linux-mips.org> Patchwork: https://patchwork.linux-mips.org/patch/9092/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/oprofile')
-rw-r--r--arch/mips/oprofile/common.c1
-rw-r--r--arch/mips/oprofile/op_model_mipsxx.c5
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/mips/oprofile/common.c b/arch/mips/oprofile/common.c
index a26cbe372e06..81f58958cf08 100644
--- a/arch/mips/oprofile/common.c
+++ b/arch/mips/oprofile/common.c
@@ -98,6 +98,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
case CPU_R10000:
case CPU_R12000:
case CPU_R14000:
+ case CPU_R16000:
case CPU_XLR:
lmodel = &op_model_mipsxx_ops;
break;
diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c
index d6b9e69e7c69..6a6e2cc55b89 100644
--- a/arch/mips/oprofile/op_model_mipsxx.c
+++ b/arch/mips/oprofile/op_model_mipsxx.c
@@ -296,6 +296,7 @@ static inline int n_counters(void)
case CPU_R12000:
case CPU_R14000:
+ case CPU_R16000:
counters = 4;
break;
@@ -411,6 +412,10 @@ static int __init mipsxx_init(void)
op_model_mipsxx_ops.cpu_type = "mips/r12000";
break;
+ case CPU_R16000:
+ op_model_mipsxx_ops.cpu_type = "mips/r16000";
+ break;
+
case CPU_SB1:
case CPU_SB1A:
op_model_mipsxx_ops.cpu_type = "mips/sb1";