From: Jason Andryuk <jandryuk@gmail.com>
To: xen-devel@lists.xenproject.org
Cc: Jason Andryuk <jandryuk@gmail.com>,
Ian Jackson <iwj@xenproject.org>, Wei Liu <wl@xen.org>
Subject: [PATCH 10/13] libxc: Add xc_set_cpufreq_hwp
Date: Mon, 3 May 2021 15:28:07 -0400 [thread overview]
Message-ID: <20210503192810.36084-11-jandryuk@gmail.com> (raw)
In-Reply-To: <20210503192810.36084-1-jandryuk@gmail.com>
Add xc_set_cpufreq_hwp to allow calling xen_systctl_pm_op
SET_CPUFREQ_HWP.
Signed-off-by: Jason Andryuk <jandryuk@gmail.com>
---
Am I allowed to do set_hwp = *set_hwp struct assignment?
---
tools/include/xenctrl.h | 4 ++++
tools/libs/ctrl/xc_pm.c | 18 ++++++++++++++++++
2 files changed, 22 insertions(+)
diff --git a/tools/include/xenctrl.h b/tools/include/xenctrl.h
index 82dfa1613a..0fd1e756cb 100644
--- a/tools/include/xenctrl.h
+++ b/tools/include/xenctrl.h
@@ -1994,11 +1994,15 @@ struct xc_get_cpufreq_para {
int32_t turbo_enabled;
};
+typedef struct xen_set_hwp_para xc_set_hwp_para_t;
+
int xc_get_cpufreq_para(xc_interface *xch, int cpuid,
struct xc_get_cpufreq_para *user_para);
int xc_set_cpufreq_gov(xc_interface *xch, int cpuid, char *govname);
int xc_set_cpufreq_para(xc_interface *xch, int cpuid,
int ctrl_type, int ctrl_value);
+int xc_set_cpufreq_hwp(xc_interface *xch, int cpuid,
+ xc_set_hwp_para_t *set_hwp);
int xc_get_cpufreq_avgfreq(xc_interface *xch, int cpuid, int *avg_freq);
int xc_set_sched_opt_smt(xc_interface *xch, uint32_t value);
diff --git a/tools/libs/ctrl/xc_pm.c b/tools/libs/ctrl/xc_pm.c
index 76d7eb7f26..407a24d2aa 100644
--- a/tools/libs/ctrl/xc_pm.c
+++ b/tools/libs/ctrl/xc_pm.c
@@ -330,6 +330,24 @@ int xc_set_cpufreq_para(xc_interface *xch, int cpuid,
return xc_sysctl(xch, &sysctl);
}
+int xc_set_cpufreq_hwp(xc_interface *xch, int cpuid,
+ xc_set_hwp_para_t *set_hwp)
+{
+ DECLARE_SYSCTL;
+
+ if ( !xch )
+ {
+ errno = EINVAL;
+ return -1;
+ }
+ sysctl.cmd = XEN_SYSCTL_pm_op;
+ sysctl.u.pm_op.cmd = SET_CPUFREQ_HWP;
+ sysctl.u.pm_op.cpuid = cpuid;
+ sysctl.u.pm_op.u.set_hwp = *set_hwp;
+
+ return xc_sysctl(xch, &sysctl);
+}
+
int xc_get_cpufreq_avgfreq(xc_interface *xch, int cpuid, int *avg_freq)
{
int ret = 0;
--
2.30.2
next prev parent reply other threads:[~2021-05-03 19:35 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-03 19:27 [PATCH 00/13] Intel Hardware P-States (HWP) support Jason Andryuk
2021-05-03 19:27 ` [PATCH 01/13] cpufreq: Allow restricting to internal governors only Jason Andryuk
2021-05-26 13:18 ` Jan Beulich
2021-05-26 14:12 ` Jason Andryuk
2021-05-26 15:09 ` Jan Beulich
2021-05-26 16:44 ` Jason Andryuk
2021-05-03 19:27 ` [PATCH 02/13] cpufreq: Add perf_freq to cpuinfo Jason Andryuk
2021-05-26 13:24 ` Jan Beulich
2021-05-26 14:19 ` Jason Andryuk
2021-05-03 19:28 ` [PATCH 03/13] cpufreq: Export intel_feature_detect Jason Andryuk
2021-05-26 13:27 ` Jan Beulich
2021-05-26 14:44 ` Jason Andryuk
2021-05-26 15:11 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 04/13] cpufreq: Add Hardware P-State (HWP) driver Jason Andryuk
2021-05-26 14:59 ` Jan Beulich
2021-05-27 7:23 ` Jan Beulich
2021-05-27 18:50 ` Jason Andryuk
2021-05-28 6:35 ` Jan Beulich
2021-06-03 11:55 ` Jason Andryuk
2021-06-04 6:39 ` Jan Beulich
2021-05-27 7:45 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 05/13] xenpm: Change get-cpufreq-para output for internal Jason Andryuk
2021-05-26 15:21 ` Jan Beulich
2021-05-27 5:54 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 06/13] cpufreq: Export HWP parameters to userspace Jason Andryuk
2021-05-27 7:55 ` Jan Beulich
2021-05-28 13:19 ` Jason Andryuk
2021-05-28 13:39 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 07/13] libxc: Include hwp_para in definitions Jason Andryuk
2021-05-03 19:28 ` [PATCH 08/13] xenpm: Print HWP parameters Jason Andryuk
2021-05-27 8:02 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 09/13] xen: Add SET_CPUFREQ_HWP xen_sysctl_pm_op Jason Andryuk
2021-05-27 8:33 ` Jan Beulich
2021-05-03 19:28 ` Jason Andryuk [this message]
2021-05-04 8:03 ` [PATCH 10/13] libxc: Add xc_set_cpufreq_hwp Jan Beulich
2021-05-04 11:31 ` Jason Andryuk
2021-05-27 9:45 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 11/13] xenpm: Factor out a non-fatal cpuid_parse variant Jason Andryuk
2021-05-27 8:41 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 12/13] xenpm: Add set-cpufreq-hwp subcommand Jason Andryuk
2021-05-27 9:46 ` Jan Beulich
2021-05-03 19:28 ` [PATCH 13/13] CHANGELOG: Add Intel HWP entry Jason Andryuk
2021-05-27 9:48 ` Jan Beulich
2021-05-20 14:57 ` [PATCH 00/13] Intel Hardware P-States (HWP) support Jan Beulich
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