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input: qcom-hv-haptics: Set FORCE_VSET_ACK in open-loop mode

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Based on hardware recommendation, set FORCE_VSET_ACK when HAP525_HV
module is working in open-loop mode.

Change-Id: I7f9bb45bc25b0923743fad0c58410523e278d1e7
Signed-off-by: Fenglin Wu <quic_fenglinw@quicinc.com>
This commit is contained in:
Fenglin Wu 2021-12-06 15:08:26 +08:00 committed by David Collins
parent a1bb4c1670
commit e8ed28a66e
1 changed files with 9 additions and 5 deletions
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14
drivers/input/misc/qcom-hv-haptics.c
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@ -160,6 +160,7 @@
#define VMAX_HDRM_MAX_MV 6350
#define HAP_CFG_VSET_CFG_REG 0x68
#define FORCE_VSET_ACK_BIT BIT(1) /* This is only for HAP525_HV */
#define FORCE_VREG_RDY_BIT BIT(0)
#define HAP_CFG_MOD_STATUS_SEL_REG 0x70
@ -1376,14 +1377,18 @@ static int haptics_enable_hpwr_vreg(struct haptics_chip *chip, bool en)
static int haptics_open_loop_drive_config(struct haptics_chip *chip, bool en)
{
int rc = 0;
u8 val;
u8 mask, val;
mask = FORCE_VREG_RDY_BIT;
if (chip->hw_type == HAP525_HV)
mask |= FORCE_VSET_ACK_BIT;
if ((is_boost_vreg_enabled_in_open_loop(chip) ||
is_haptics_external_powered(chip)) && en) {
/* Force VREG_RDY */
val = mask;
rc = haptics_masked_write(chip, chip->cfg_addr_base,
HAP_CFG_VSET_CFG_REG, FORCE_VREG_RDY_BIT,
FORCE_VREG_RDY_BIT);
HAP_CFG_VSET_CFG_REG, mask, val);
if (rc < 0)
return rc;
@ -1414,8 +1419,7 @@ static int haptics_open_loop_drive_config(struct haptics_chip *chip, bool en)
}
} else if (!is_haptics_external_powered(chip)) {
rc = haptics_masked_write(chip, chip->cfg_addr_base,
HAP_CFG_VSET_CFG_REG,
FORCE_VREG_RDY_BIT, 0);
HAP_CFG_VSET_CFG_REG, mask, 0);
}
return rc;