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authorMike Leach <mike.leach@linaro.org>2023-01-16 15:49:21 +0300
committerSuzuki K Poulose <suzuki.poulose@arm.com>2023-01-19 13:16:47 +0300
commit206bb3858949b6509de75f7d3697303a073cbaa1 (patch)
treeaa71c0674b0f52ba6246bc84af02b1e1b82142e3 /include/linux/coresight-pmu.h
parent42708bac18cf7f09c058058cd4564f879c53b900 (diff)
downloadlinux-206bb3858949b6509de75f7d3697303a073cbaa1.tar.xz
coresight: trace id: Remove legacy get trace ID function.
Removes legacy coresight_get_trace_id() function now its use has been removed from the ETM code. Signed-off-by: Mike Leach <mike.leach@linaro.org> Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Link: https://lore.kernel.org/r/20230116124928.5440-9-mike.leach@linaro.org
Diffstat (limited to 'include/linux/coresight-pmu.h')
-rw-r--r--include/linux/coresight-pmu.h12
1 files changed, 0 insertions, 12 deletions
diff --git a/include/linux/coresight-pmu.h b/include/linux/coresight-pmu.h
index ffff4e6277e5..624f4843453e 100644
--- a/include/linux/coresight-pmu.h
+++ b/include/linux/coresight-pmu.h
@@ -8,7 +8,6 @@
#define _LINUX_CORESIGHT_PMU_H
#define CORESIGHT_ETM_PMU_NAME "cs_etm"
-#define CORESIGHT_ETM_PMU_SEED 0x10
/*
* The legacy Trace ID system based on fixed calculation from the cpu
@@ -44,15 +43,4 @@
#define ETM4_CFG_BIT_RETSTK 12
#define ETM4_CFG_BIT_VMID_OPT 15
-static inline int coresight_get_trace_id(int cpu)
-{
- /*
- * A trace ID of value 0 is invalid, so let's start at some
- * random value that fits in 7 bits and go from there. Since
- * the common convention is to have data trace IDs be I(N) + 1,
- * set instruction trace IDs as a function of the CPU number.
- */
- return (CORESIGHT_ETM_PMU_SEED + (cpu * 2));
-}
-
#endif