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powerpc/powernv: Add support to clear sensor groups data

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Adds support for clearing different sensor groups. OCC inband sensor
groups like CSM, Profiler, Job Scheduler can be cleared using this
driver. The min/max of all sensors belonging to these sensor groups
will be cleared.

Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Shilpasri G Bhat
2017-08-10 09:01:20 +05:30
committed by Michael Ellerman
parent 8e84b2d1f0
commit bf9571550f
7 changed files with 247 additions and 1 deletions
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2
arch/powerpc/include/asm/opal.h
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@@ -279,6 +279,7 @@ int opal_get_powercap(u32 handle, int token, u32 *pcap);
int opal_set_powercap(u32 handle, int token, u32 pcap);
int opal_get_power_shift_ratio(u32 handle, int token, u32 *psr);
int opal_set_power_shift_ratio(u32 handle, int token, u32 psr);
int opal_sensor_group_clear(u32 group_hndl, int token);
/* Internal functions */
extern int early_init_dt_scan_opal(unsigned long node, const char *uname,
@@ -359,6 +360,7 @@ void opal_wake_poller(void);
void opal_powercap_init(void);
void opal_psr_init(void);
void opal_sensor_groups_init(void);
#endif /* __ASSEMBLY__ */