diff options
| author | Zhang Rui <rui.zhang@intel.com> | 2019-05-13 19:58:50 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-05-23 10:08:32 +0200 |
| commit | aadf7b38337108627b014fb285147aacdfafe42e (patch) | |
| tree | 2f21cedf360e43a0abc47a04a2351f4d55262afd | |
| parent | x86/topology: Define topology_logical_die_id() (diff) | |
| download | linux-aadf7b38337108627b014fb285147aacdfafe42e.tar.xz linux-aadf7b38337108627b014fb285147aacdfafe42e.zip | |
powercap/intel_rapl: Simplify rapl_find_package()
Simplify how the code to discover a package is called. Rename
find_package_by_id() to rapl_find_package_domain()
Syntax only, no functional or semantic change.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: linux-pm@vger.kernel.org
Link: https://lkml.kernel.org/r/ae3d1903407fd6e3684234b674f4f0e62c2ab54c.1557769318.git.len.brown@intel.com
Diffstat (limited to '')
| -rw-r--r-- | drivers/powercap/intel_rapl.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c index 4347f15165f8..3c3c0c23180b 100644 --- a/drivers/powercap/intel_rapl.c +++ b/drivers/powercap/intel_rapl.c @@ -264,8 +264,9 @@ static struct powercap_control_type *control_type; /* PowerCap Controller */ static struct rapl_domain *platform_rapl_domain; /* Platform (PSys) domain */ /* caller to ensure CPU hotplug lock is held */ -static struct rapl_package *find_package_by_id(int id) +static struct rapl_package *rapl_find_package_domain(int cpu) { + int id = topology_physical_package_id(cpu); struct rapl_package *rp; list_for_each_entry(rp, &rapl_packages, plist) { @@ -1300,7 +1301,7 @@ static int __init rapl_register_psys(void) rd->rpl[0].name = pl1_name; rd->rpl[1].prim_id = PL2_ENABLE; rd->rpl[1].name = pl2_name; - rd->rp = find_package_by_id(0); + rd->rp = rapl_find_package_domain(0); power_zone = powercap_register_zone(&rd->power_zone, control_type, "psys", NULL, @@ -1456,8 +1457,9 @@ static void rapl_remove_package(struct rapl_package *rp) } /* called from CPU hotplug notifier, hotplug lock held */ -static struct rapl_package *rapl_add_package(int cpu, int pkgid) +static struct rapl_package *rapl_add_package(int cpu) { + int id = topology_physical_package_id(cpu); struct rapl_package *rp; int ret; @@ -1466,7 +1468,7 @@ static struct rapl_package *rapl_add_package(int cpu, int pkgid) return ERR_PTR(-ENOMEM); /* add the new package to the list */ - rp->id = pkgid; + rp->id = id; rp->lead_cpu = cpu; /* check if the package contains valid domains */ @@ -1497,12 +1499,11 @@ err_free_package: */ static int rapl_cpu_online(unsigned int cpu) { - int pkgid = topology_physical_package_id(cpu); struct rapl_package *rp; - rp = find_package_by_id(pkgid); + rp = rapl_find_package_domain(cpu); if (!rp) { - rp = rapl_add_package(cpu, pkgid); + rp = rapl_add_package(cpu); if (IS_ERR(rp)) return PTR_ERR(rp); } @@ -1512,11 +1513,10 @@ static int rapl_cpu_online(unsigned int cpu) static int rapl_cpu_down_prep(unsigned int cpu) { - int pkgid = topology_physical_package_id(cpu); struct rapl_package *rp; int lead_cpu; - rp = find_package_by_id(pkgid); + rp = rapl_find_package_domain(cpu); if (!rp) return 0; |