github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-30 19:21:28 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

input: qcom-hv-haptics: update configuration for PATx_MEM mode

Browse Source 
Disable auto resonance explicitly for PATx_MEM mode play according to HW
recommendation. Also, clear MEM_PAT_ACCESS_BIT after written PATx_MEM
samples and it reduces device quiescent current in power off state.

Change-Id: Iafaca15482bf1a03a19a49ee4d5e30faeb2fdeeb
Signed-off-by: Fenglin Wu <quic_fenglinw@quicinc.com>
This commit is contained in:
Fenglin Wu 2022-08-24 15:21:18 +08:00
parent d6bb90e31c
commit 531d907590
1 changed files with 9 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/input/misc/qcom-hv-haptics.c
View File

@ -1844,7 +1844,10 @@ static int haptics_update_pat_mem_samples(struct haptics_chip *chip,
if (rc < 0)
return rc;
return haptics_update_memory_data(chip, samples, length);
rc = haptics_update_memory_data(chip, samples, length);
rc |= haptics_masked_write(chip, chip->ptn_addr_base,
HAP_PTN_MEM_OP_ACCESS_REG, MEM_PAT_ACCESS_BIT, 0);
return rc;
}
static int haptics_get_fifo_fill_status(struct haptics_chip *chip, u32 *fill)
@ -2182,6 +2185,11 @@ static int haptics_load_predefined_effect(struct haptics_chip *chip,
return -EINVAL;
}
/* disable auto resonance for PATx_MEM mode */
rc = haptics_enable_autores(chip, false);
if (rc < 0)
return rc;
dev_dbg(chip->dev, "Ignore loading data for preload FIFO effect: %d\n",
play->effect->id);
}