From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: dev@dpdk.org
Cc: thomas@monjalon.net, bruce.richardson@intel.com,
konstantin.ananyev@intel.com, viktorin@rehivetech.com,
jianbo.liu@linaro.org, chaozhu@linux.vnet.ibm.com,
Jerin Jacob <jerin.jacob@caviumnetworks.com>
Subject: [dpdk-dev] [PATCH 2/5] eal/ppc64: define architecture specific rdtsc hz
Date: Sun, 13 Aug 2017 12:33:47 +0530 [thread overview]
Message-ID: <20170813070350.13700-3-jerin.jacob@caviumnetworks.com> (raw)
In-Reply-To: <20170813070350.13700-1-jerin.jacob@caviumnetworks.com>
CC: Chao Zhu <chaozhu@linux.vnet.ibm.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
lib/librte_eal/common/include/arch/ppc_64/rte_cycles.h | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/lib/librte_eal/common/include/arch/ppc_64/rte_cycles.h b/lib/librte_eal/common/include/arch/ppc_64/rte_cycles.h
index 8fa6fc60b..20243fb29 100644
--- a/lib/librte_eal/common/include/arch/ppc_64/rte_cycles.h
+++ b/lib/librte_eal/common/include/arch/ppc_64/rte_cycles.h
@@ -79,6 +79,19 @@ rte_rdtsc(void)
return tsc.tsc_64;
}
+/**
+ * Get the number of rdtsc cycles in one second if the architecture supports.
+ *
+ * @return
+ * The number of rdtsc cycles in one second. Return zero if the architecture
+ * support is not available.
+ */
+static inline uint64_t
+rte_rdtsc_arch_hz(void)
+{
+ return 0;
+}
+
static inline uint64_t
rte_rdtsc_precise(void)
{
--
2.14.0
next prev parent reply other threads:[~2017-08-13 7:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-13 7:03 [dpdk-dev] [PATCH 0/5] improve tsc frequency calibration Jerin Jacob
2017-08-13 7:03 ` [dpdk-dev] [PATCH 1/5] eal/x86: define architecture specific rdtsc hz Jerin Jacob
2017-09-18 12:54 ` Burakov, Anatoly
2017-08-13 7:03 ` Jerin Jacob [this message]
2017-09-28 1:53 ` [dpdk-dev] [PATCH 2/5] eal/ppc64: " Chao Zhu
2017-08-13 7:03 ` [dpdk-dev] [PATCH 3/5] eal/armv7: " Jerin Jacob
2017-08-13 7:03 ` [dpdk-dev] [PATCH 4/5] eal/armv8: " Jerin Jacob
2017-08-15 3:35 ` Jianbo Liu
2017-08-13 7:03 ` [dpdk-dev] [PATCH 5/5] eal/timer: honor architecture specific rdtsc hz function Jerin Jacob
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