Thanks Krzysztof for doing this.
On 8/21/25 3:16 PM, Krzysztof Kozlowski wrote:
> Speaker Protection is capability of ADSP to adjust the gain during
> playback to different speakers and their temperature. This allows good
> playback without blowing the speakers up.
>
> Implement parsing MODULE_ID_SPEAKER_PROTECTION from Audioreach topology
> and sending it as command to the ADSP.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> ---
> sound/soc/qcom/qdsp6/audioreach.c | 13 +++++++++++++
> sound/soc/qcom/qdsp6/audioreach.h | 11 +++++++++++
> 2 files changed, 24 insertions(+)
>
> diff --git a/sound/soc/qcom/qdsp6/audioreach.c b/sound/soc/qcom/qdsp6/audioreach.c
> index f4c53e84b4dc..b7f1fc835dc2 100644
> --- a/sound/soc/qcom/qdsp6/audioreach.c
> +++ b/sound/soc/qcom/qdsp6/audioreach.c
> @@ -1250,6 +1250,15 @@ static int audioreach_gain_set(struct q6apm_graph *graph, struct audioreach_modu
> return rc;
> }
>
> +static int audioreach_speaker_protection(struct q6apm_graph *graph,
> + struct audioreach_module *module,
> + uint32_t operation_mode)
> +{
> + return audioreach_send_u32_param(graph, module, PARAM_ID_SP_OP_MODE,
> + operation_mode);
> +}
> +
> +
> int audioreach_set_media_format(struct q6apm_graph *graph, struct audioreach_module *module,
> struct audioreach_module_config *cfg)
> {
> @@ -1299,6 +1308,10 @@ int audioreach_set_media_format(struct q6apm_graph *graph, struct audioreach_mod
> case MODULE_ID_GAPLESS:
> rc = audioreach_gapless_set_media_format(graph, module, cfg);
> break;
> + case MODULE_ID_SPEAKER_PROTECTION:
> + rc = audioreach_speaker_protection(graph, module,
> + PARAM_ID_SP_OP_MODE_CALIBRATION);
Are we leaving this in calibration mode forever? When does the mode change?
> + break;
> default:
> rc = 0;
> }
> diff --git a/sound/soc/qcom/qdsp6/audioreach.h b/sound/soc/qcom/qdsp6/audioreach.h
> index 790fba96e34d..0ad566e45e09 100644
> --- a/sound/soc/qcom/qdsp6/audioreach.h
> +++ b/sound/soc/qcom/qdsp6/audioreach.h
> @@ -31,6 +31,7 @@ struct q6apm_graph;
> #define MODULE_ID_MP3_DECODE 0x0700103B
> #define MODULE_ID_GAPLESS 0x0700104D
> #define MODULE_ID_DISPLAY_PORT_SINK 0x07001069
> +#define MODULE_ID_SPEAKER_PROTECTION 0x070010E2
>
> #define APM_CMD_GET_SPF_STATE 0x01001021
> #define APM_CMD_RSP_GET_SPF_STATE 0x02001007
> @@ -542,6 +543,16 @@ struct data_logging_config {
> uint32_t mode;
> } __packed;
>
> +/* Speaker Protection */
> +#define PARAM_ID_SP_OP_MODE 0x080011e9
Are we missing
#define PARAM_ID_SP_OP_MODE_NORMAL 0
?
> +#define PARAM_ID_SP_OP_MODE_CALIBRATION 1
> +#define PARAM_ID_SP_OP_MODE_FACTORY_TEST 2
> +#define PARAM_ID_SP_OP_MODE_VALIDATION 3
> +
> +struct param_id_sp_op_mode {
> + uint32_t operation_mode;
> +} __packed;
> +
> #define PARAM_ID_SAL_OUTPUT_CFG 0x08001016
> struct param_id_sal_output_config {
> uint32_t bits_per_sample;
