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Power management fix for 6.5-rc5

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Fix a sparse warning triggered by the TPMI interface recently
 added to the Intel RAPL power capping driver (Zhang Rui).
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Merge tag 'pm-6.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fix from Rafael Wysocki:
 "Fix a sparse warning triggered by the TPMI interface recently added to
  the Intel RAPL power capping driver (Zhang Rui)"

* tag 'pm-6.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  powercap: intel_rapl: Fix a sparse warning in TPMI interface
This commit is contained in:
Linus Torvalds 2023-08-04 15:54:03 -07:00
commit ea4f142ffa
5 changed files with 58 additions and 52 deletions
Download patch file Download diff file Expand all files Collapse all files

14
include/linux/intel_rapl.h
View file

@ -100,10 +100,16 @@ struct rapl_package;
#define RAPL_DOMAIN_NAME_LENGTH 16
union rapl_reg {
void __iomem *mmio;
u32 msr;
u64 val;
};
struct rapl_domain {
char name[RAPL_DOMAIN_NAME_LENGTH];
enum rapl_domain_type id;
u64 regs[RAPL_DOMAIN_REG_MAX];
union rapl_reg regs[RAPL_DOMAIN_REG_MAX];
struct powercap_zone power_zone;
struct rapl_domain_data rdd;
struct rapl_power_limit rpl[NR_POWER_LIMITS];
@ -116,7 +122,7 @@ struct rapl_domain {
};
struct reg_action {
u64 reg;
union rapl_reg reg;
u64 mask;
u64 value;
int err;
@ -143,8 +149,8 @@ struct rapl_if_priv {
enum rapl_if_type type;
struct powercap_control_type *control_type;
enum cpuhp_state pcap_rapl_online;
u64 reg_unit;
u64 regs[RAPL_DOMAIN_MAX][RAPL_DOMAIN_REG_MAX];
union rapl_reg reg_unit;
union rapl_reg regs[RAPL_DOMAIN_MAX][RAPL_DOMAIN_REG_MAX];
int limits[RAPL_DOMAIN_MAX];
int (*read_raw)(int id, struct reg_action *ra);
int (*write_raw)(int id, struct reg_action *ra);