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| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2020-07-27 12:38:00 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-08-17 20:29:33 +0300 |
| commit | 50d4e2146cdd48fcc1cd748dfb06dd0fc486eb26 (patch) | |
| tree | abf26c4d4bd114cb8f465efb75123e679563bbd2 /sound/soc/qcom/qdsp6/q6asm.c | |
| parent | e0c078a8da333eb45745d1c5e4b72f0314b8b742 (diff) | |
| download | linux-50d4e2146cdd48fcc1cd748dfb06dd0fc486eb26.tar.xz | |
ASoC: q6asm: add length to write command token
Add length to write command packet token so that we can track exactly
how many bytes are consumed by DSP in the command reply.
This is useful in some use-cases where the end of the file/stream
is not aligned with period size.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20200727093806.17089-5-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/qcom/qdsp6/q6asm.c')
| -rw-r--r-- | sound/soc/qcom/qdsp6/q6asm.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sound/soc/qcom/qdsp6/q6asm.c b/sound/soc/qcom/qdsp6/q6asm.c index f7a94cd53c73..a2ac4e71b693 100644 --- a/sound/soc/qcom/qdsp6/q6asm.c +++ b/sound/soc/qcom/qdsp6/q6asm.c @@ -670,6 +670,7 @@ static int32_t q6asm_stream_callback(struct apr_device *adev, if (ac->io_mode & ASM_SYNC_IO_MODE) { phys_addr_t phys; unsigned long flags; + int token = hdr->token & ASM_WRITE_TOKEN_MASK; spin_lock_irqsave(&ac->lock, flags); @@ -681,12 +682,12 @@ static int32_t q6asm_stream_callback(struct apr_device *adev, goto done; } - phys = port->buf[hdr->token].phys; + phys = port->buf[token].phys; if (lower_32_bits(phys) != result->opcode || upper_32_bits(phys) != result->status) { dev_err(ac->dev, "Expected addr %pa\n", - &port->buf[hdr->token].phys); + &port->buf[token].phys); spin_unlock_irqrestore(&ac->lock, flags); ret = -EINVAL; goto done; @@ -1535,7 +1536,7 @@ int q6asm_write_async(struct audio_client *ac, uint32_t stream_id, uint32_t len, q6asm_add_hdr(ac, &pkt->hdr, pkt_size, false, stream_id); ab = &port->buf[port->dsp_buf]; - pkt->hdr.token = port->dsp_buf; + pkt->hdr.token = port->dsp_buf | (len << ASM_WRITE_TOKEN_LEN_SHIFT); pkt->hdr.opcode = ASM_DATA_CMD_WRITE_V2; write->buf_addr_lsw = lower_32_bits(ab->phys); write->buf_addr_msw = upper_32_bits(ab->phys); |