mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-29 05:44:11 +00:00
Code Issues Releases Wiki Activity

ALSA: hda/tas2781: add configurable global i2c address

Browse source 
Make the global i2c address configurable to support compatible amplifiers
with different global i2c address.

Signed-off-by: Gergo Koteles <soyer@irl.hu>
Link: https://lore.kernel.org/r/a252f1efeed5049f027f01e699c9e10e1e05bf9e.1703891777.git.soyer@irl.hu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Gergo Koteles 2023-12-30 01:09:43 +01:00 committed by Takashi Iwai
parent 76f5f55c45
commit c021ca729f
2 changed files with 4 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
include/sound/tas2781.h
View file

@ -121,6 +121,8 @@ struct tasdevice_priv {
bool force_fwload_status;
bool playback_started;
bool isacpi;
unsigned int global_addr;
int (*fw_parse_variable_header)(struct tasdevice_priv *tas_priv,
const struct firmware *fmw, int offset);
int (*fw_parse_program_data)(struct tasdevice_priv *tas_priv,

3
sound/pci/hda/tas2781_hda_i2c.c
View file

@ -81,7 +81,7 @@ static int tas2781_get_i2c_res(struct acpi_resource *ares, void *data)
if (i2c_acpi_get_i2c_resource(ares, &sb)) {
if (tas_priv->ndev < TASDEVICE_MAX_CHANNELS &&
sb->slave_address != TAS2781_GLOBAL_ADDR) {
sb->slave_address != tas_priv->global_addr) {
tas_priv->tasdevice[tas_priv->ndev].dev_addr =
(unsigned int)sb->slave_address;
tas_priv->ndev++;
@ -701,6 +701,7 @@ static int tas2781_hda_i2c_probe(struct i2c_client *clt)
device_name = "TIAS2781";
tas_hda->priv->save_calibration = tas2781_save_calibration;
tas_hda->priv->apply_calibration = tas2781_apply_calib;
tas_hda->priv->global_addr = TAS2781_GLOBAL_ADDR;
} else
return -ENODEV;