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Commit 3bbafc0f authored by Dilip Gudlur's avatar Dilip Gudlur
Browse files

lpm: add sysfs tunable for bias hyst 



Adds sysfs tunable in turned off state(0) for bias_hyst
in lpm driver.

Change-Id: Ib2777108f1be216b7ae88c4e071411fd095c5040
Signed-off-by: default avatarDilip Gudlur <dgudlur@codeaurora.org>
parent 634bfdaa

drivers/cpuidle/lpm-levels.c

+4 −1
Original line number Diff line number Diff line
@@ -55,7 +55,7 @@ 
#define SCLK_HZ (32768)

#define PSCI_POWER_STATE(reset) (reset << 30)

#define PSCI_AFFINITY_LEVEL(lvl) ((lvl & 0x3) << 24)

#define BIAS_HYST (5 * NSEC_PER_MSEC)

#define BIAS_HYST (bias_hyst * NSEC_PER_MSEC)



enum {

	MSM_LPM_LVL_DBG_SUSPEND_LIMITS = BIT(0),
@@ -94,6 +94,9 @@ module_param_named(ref_stddev, ref_stddev, uint, 0664); 
static uint32_t tmr_add = 100;

module_param_named(tmr_add, tmr_add, uint, 0664);



static uint32_t bias_hyst;

module_param_named(bias_hyst, bias_hyst, uint, 0664);



struct lpm_history {

	uint32_t resi[MAXSAMPLES];

	int mode[MAXSAMPLES];