[tip: x86/core] hwmon: (fam15h_power) Use topology_core_id()

tip-bot2 for Thomas Gleixner
2023-10-13T09:39:05Z

The following commit has been merged into the x86/core branch of tip:

Commit-ID: 94f0b3978ea87c180b7e989e54faedd0a097f7ea
Gitweb: https://git.kernel.org/tip/94f0b3978ea87c180b7e989e54faedd0a097f7ea
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Mon, 14 Aug 2023 10:18:33 +02:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Tue, 10 Oct 2023 14:38:17 +02:00

hwmon: (fam15h_power) Use topology_core_id()

Use the provided topology helper function instead of fiddling in cpu_data.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Juergen Gross <jgross@suse.com>
Tested-by: Sohil Mehta <sohil.mehta@intel.com>
Tested-by: Michael Kelley <mikelley@microsoft.com>
Tested-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Zhang Rui <rui.zhang@intel.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20230814085112.506988471@linutronix.de

---
drivers/hwmon/fam15h_power.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index 521534d..6307112 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -17,6 +17,7 @@
#include <linux/cpumask.h>
#include <linux/time.h>
#include <linux/sched.h>
+#include <linux/topology.h>
#include <asm/processor.h>
#include <asm/msr.h>

@@ -134,15 +135,13 @@ static DEVICE_ATTR_RO(power1_crit);
static void do_read_registers_on_cu(void *_data)
{
struct fam15h_power_data *data = _data;
- int cpu, cu;
-
- cpu = smp_processor_id();
+ int cu;

/*
* With the new x86 topology modelling, cpu core id actually
* is compute unit id.
*/
- cu = cpu_data(cpu).cpu_core_id;
+ cu = topology_core_id(smp_processor_id());

rdmsrl_safe(MSR_F15H_CU_PWR_ACCUMULATOR, &data->cu_acc_power[cu]);
rdmsrl_safe(MSR_F15H_PTSC, &data->cpu_sw_pwr_ptsc[cu]);