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ASoC: rt715: Remove unused hda_to_sdw

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hda_to_sdw() has been unused since it was added in 2020 as part of the
commit d1ede0641b ("ASoC: rt715: add RT715 codec driver")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Link: https://patch.msgid.link/20241216135110.53426-1-linux@treblig.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dr. David Alan Gilbert 2024-12-16 13:51:10 +00:00 committed by Mark Brown
parent 5725bce709
commit 37c42bde28
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GPG Key ID: 24D68B725D5487D0
2 changed files with 0 additions and 44 deletions
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41
sound/soc/codecs/rt715-sdw.c
View File

@ -372,47 +372,6 @@ static const struct regmap_config rt715_sdw_regmap = {
.use_single_write = true,
};
int hda_to_sdw(unsigned int nid, unsigned int verb, unsigned int payload,
unsigned int *sdw_addr_h, unsigned int *sdw_data_h,
unsigned int *sdw_addr_l, unsigned int *sdw_data_l)
{
unsigned int offset_h, offset_l, e_verb;
if (((verb & 0xff) != 0) || verb == 0xf00) { /* 12 bits command */
if (verb == 0x7ff) /* special case */
offset_h = 0;
else
offset_h = 0x3000;
if (verb & 0x800) /* get command */
e_verb = (verb - 0xf00) | 0x80;
else /* set command */
e_verb = (verb - 0x700);
*sdw_data_h = payload; /* 7 bits payload */
*sdw_addr_l = *sdw_data_l = 0;
} else { /* 4 bits command */
if ((verb & 0x800) == 0x800) { /* read */
offset_h = 0x9000;
offset_l = 0xa000;
} else { /* write */
offset_h = 0x7000;
offset_l = 0x8000;
}
e_verb = verb >> 8;
*sdw_data_h = (payload >> 8); /* 16 bits payload [15:8] */
*sdw_addr_l = (e_verb << 8) | nid | 0x80; /* 0x80: valid bit */
*sdw_addr_l += offset_l;
*sdw_data_l = payload & 0xff;
}
*sdw_addr_h = (e_verb << 8) | nid;
*sdw_addr_h += offset_h;
return 0;
}
EXPORT_SYMBOL(hda_to_sdw);
static int rt715_update_status(struct sdw_slave *slave,
enum sdw_slave_status status)
{

3
sound/soc/codecs/rt715.h
View File

@ -220,8 +220,5 @@ int rt715_io_init(struct device *dev, struct sdw_slave *slave);
int rt715_init(struct device *dev, struct regmap *sdw_regmap,
struct regmap *regmap, struct sdw_slave *slave);
int hda_to_sdw(unsigned int nid, unsigned int verb, unsigned int payload,
unsigned int *sdw_addr_h, unsigned int *sdw_data_h,
unsigned int *sdw_addr_l, unsigned int *sdw_data_l);
int rt715_clock_config(struct device *dev);
#endif /* __RT715_H__ */