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ALSA: hda/cs8409: Remove unnecessary delays

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Since delays when starting jack detection after initialization
have been reduced/removed, it is necessary to add back in an extra
20ms delay after the init sequence to allow the CS42L42 to power up
correctly.

Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210811185654.6837-26-vitalyr@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Stefan Binding 2021-08-11 19:56:52 +01:00 committed by Takashi Iwai
parent 928adf0ebc
commit c8b4f0865e
1 changed files with 4 additions and 8 deletions
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12
sound/pci/hda/patch_cs8409.c
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@ -541,12 +541,10 @@ static void cs42l42_run_jack_detect(struct sub_codec *cs42l42)
cs8409_i2c_write(cs42l42, 0x1b74, 0x07);
cs8409_i2c_write(cs42l42, 0x131b, 0xFD);
cs8409_i2c_write(cs42l42, 0x1120, 0x80);
/* Wait ~110ms*/
usleep_range(110000, 200000);
/* Wait ~100us*/
usleep_range(100, 200);
cs8409_i2c_write(cs42l42, 0x111f, 0x77);
cs8409_i2c_write(cs42l42, 0x1120, 0xc0);
/* Wait ~10ms */
usleep_range(10000, 25000);
}
static int cs42l42_handle_tip_sense(struct sub_codec *cs42l42, unsigned int reg_ts_status)
@ -653,6 +651,7 @@ static void cs42l42_resume(struct sub_codec *cs42l42)
/* Initialize CS42L42 companion codec */
cs8409_i2c_bulk_write(cs42l42, cs42l42->init_seq, cs42l42->init_seq_num);
usleep_range(20000, 25000);
/* Clear interrupts, by reading interrupt status registers */
cs8409_i2c_bulk_read(cs42l42, irq_regs, ARRAY_SIZE(irq_regs));
@ -927,7 +926,6 @@ void cs8409_cs42l42_fixups(struct hda_codec *codec, const struct hda_fixup *fix,
* Run immediately after init.
*/
cs42l42_run_jack_detect(spec->scodecs[CS8409_CODEC0]);
usleep_range(100000, 150000);
break;
default:
break;
@ -1122,10 +1120,8 @@ void dolphin_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int ac
* been already plugged in.
* Run immediately after init.
*/
for (i = 0; i < spec->num_scodecs; i++) {
for (i = 0; i < spec->num_scodecs; i++)
cs42l42_run_jack_detect(spec->scodecs[i]);
usleep_range(100000, 150000);
}
break;
default: