diff options
| -rw-r--r-- | include/sound/cs35l56.h | 1 | ||||
| -rw-r--r-- | sound/soc/codecs/cs35l56-shared.c | 17 | ||||
| -rw-r--r-- | sound/soc/codecs/cs35l56.c | 3 |
3 files changed, 21 insertions, 0 deletions
diff --git a/include/sound/cs35l56.h b/include/sound/cs35l56.h index 883f6a7e50aa..5928af539c46 100644 --- a/include/sound/cs35l56.h +++ b/include/sound/cs35l56.h @@ -409,6 +409,7 @@ int cs35l56_cal_set_status_get(struct cs35l56_base *cs35l56_base, struct snd_ctl_elem_value *uvalue); int cs35l56_read_prot_status(struct cs35l56_base *cs35l56_base, bool *fw_missing, unsigned int *fw_version); +void cs35l56_warn_if_firmware_missing(struct cs35l56_base *cs35l56_base); void cs35l56_log_tuning(struct cs35l56_base *cs35l56_base, struct cs_dsp *cs_dsp); int cs35l56_hw_init(struct cs35l56_base *cs35l56_base); int cs35l56_get_speaker_id(struct cs35l56_base *cs35l56_base); diff --git a/sound/soc/codecs/cs35l56-shared.c b/sound/soc/codecs/cs35l56-shared.c index 7424e1353062..60100c8f8c95 100644 --- a/sound/soc/codecs/cs35l56-shared.c +++ b/sound/soc/codecs/cs35l56-shared.c @@ -1337,6 +1337,23 @@ int cs35l56_read_prot_status(struct cs35l56_base *cs35l56_base, } EXPORT_SYMBOL_NS_GPL(cs35l56_read_prot_status, "SND_SOC_CS35L56_SHARED"); +void cs35l56_warn_if_firmware_missing(struct cs35l56_base *cs35l56_base) +{ + unsigned int firmware_version; + bool firmware_missing; + int ret; + + ret = cs35l56_read_prot_status(cs35l56_base, &firmware_missing, &firmware_version); + if (ret) + return; + + if (!firmware_missing) + return; + + dev_warn(cs35l56_base->dev, "FIRMWARE_MISSING\n"); +} +EXPORT_SYMBOL_NS_GPL(cs35l56_warn_if_firmware_missing, "SND_SOC_CS35L56_SHARED"); + void cs35l56_log_tuning(struct cs35l56_base *cs35l56_base, struct cs_dsp *cs_dsp) { __be32 pid, sid, tid; diff --git a/sound/soc/codecs/cs35l56.c b/sound/soc/codecs/cs35l56.c index d8a3babce0f6..55b4d0d55712 100644 --- a/sound/soc/codecs/cs35l56.c +++ b/sound/soc/codecs/cs35l56.c @@ -823,6 +823,9 @@ static void cs35l56_patch(struct cs35l56_private *cs35l56, bool firmware_missing goto err_unlock; } + /* Check if the firmware is still reported missing */ + cs35l56_warn_if_firmware_missing(&cs35l56->base); + regmap_clear_bits(cs35l56->base.regmap, cs35l56->base.fw_reg->prot_sts, CS35L56_FIRMWARE_MISSING); |