diff options
| -rw-r--r-- | include/sound/q6asm-v2.h | 4 | ||||
| -rw-r--r-- | sound/soc/msm/qdsp6v2/q6asm.c | 71 |
2 files changed, 75 insertions, 0 deletions
diff --git a/include/sound/q6asm-v2.h b/include/sound/q6asm-v2.h index 42dd677610d9..8f488d9de06d 100644 --- a/include/sound/q6asm-v2.h +++ b/include/sound/q6asm-v2.h @@ -318,6 +318,10 @@ int q6asm_open_read_write_v2(struct audio_client *ac, uint32_t rd_format, int q6asm_open_loopback_v2(struct audio_client *ac, uint16_t bits_per_sample); +int q6asm_open_transcode_loopback(struct audio_client *ac, + uint16_t bits_per_sample, uint32_t source_format, + uint32_t sink_format); + int q6asm_write(struct audio_client *ac, uint32_t len, uint32_t msw_ts, uint32_t lsw_ts, uint32_t flags); int q6asm_write_nolock(struct audio_client *ac, uint32_t len, uint32_t msw_ts, diff --git a/sound/soc/msm/qdsp6v2/q6asm.c b/sound/soc/msm/qdsp6v2/q6asm.c index 50bad5c2e48c..79ddef3ee6a5 100644 --- a/sound/soc/msm/qdsp6v2/q6asm.c +++ b/sound/soc/msm/qdsp6v2/q6asm.c @@ -3225,6 +3225,77 @@ fail_cmd: return rc; } + +int q6asm_open_transcode_loopback(struct audio_client *ac, + uint16_t bits_per_sample, + uint32_t source_format, uint32_t sink_format) +{ + int rc = 0x00; + struct asm_stream_cmd_open_transcode_loopback_t open; + + if (ac == NULL) { + pr_err("%s: APR handle NULL\n", __func__); + return -EINVAL; + } + if (ac->apr == NULL) { + pr_err("%s: AC APR handle NULL\n", __func__); + return -EINVAL; + } + + pr_debug("%s: session[%d]\n", __func__, ac->session); + + q6asm_add_hdr(ac, &open.hdr, sizeof(open), TRUE); + atomic_set(&ac->cmd_state, -1); + open.hdr.opcode = ASM_STREAM_CMD_OPEN_TRANSCODE_LOOPBACK; + + open.mode_flags = 0; + open.src_endpoint_type = 0; + open.sink_endpoint_type = 0; + open.src_format_id = source_format; + open.sink_format_id = sink_format; + /* source endpoint : matrix */ + open.audproc_topo_id = q6asm_get_asm_topology_cal(); + + ac->app_type = q6asm_get_asm_app_type_cal(); + if (ac->perf_mode == LOW_LATENCY_PCM_MODE) + open.mode_flags |= ASM_LOW_LATENCY_STREAM_SESSION; + else + open.mode_flags |= ASM_LEGACY_STREAM_SESSION; + ac->topology = open.audproc_topo_id; + open.bits_per_sample = bits_per_sample; + open.reserved = 0; + pr_debug("%s: opening a transcode_loopback with mode_flags =[%d] session[%d]\n", + __func__, open.mode_flags, ac->session); + + rc = apr_send_pkt(ac->apr, (uint32_t *) &open); + if (rc < 0) { + pr_err("%s: open failed op[0x%x]rc[%d]\n", + __func__, open.hdr.opcode, rc); + rc = -EINVAL; + goto fail_cmd; + } + rc = wait_event_timeout(ac->cmd_wait, + (atomic_read(&ac->cmd_state) >= 0), 5*HZ); + if (!rc) { + pr_err("%s: timeout. waited for open_transcode_loopback\n", + __func__); + rc = -ETIMEDOUT; + goto fail_cmd; + } + if (atomic_read(&ac->cmd_state) > 0) { + pr_err("%s: DSP returned error[%s]\n", + __func__, adsp_err_get_err_str( + atomic_read(&ac->cmd_state))); + rc = adsp_err_get_lnx_err_code( + atomic_read(&ac->cmd_state)); + goto fail_cmd; + } + + return 0; +fail_cmd: + return rc; +} + static int q6asm_set_shared_circ_buff(struct audio_client *ac, struct asm_stream_cmd_open_shared_io *open, |