linux-kernel - Re: [PATCH v3 11/25] ASoC: qcom: q6asm: add support to audio stream apis

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Date:   Thu, 1 Mar 2018 21:33:56 +0000
From:   Mark Brown <broonie@...nel.org>
To:     srinivas.kandagatla@...aro.org
Cc:     andy.gross@...aro.org, linux-arm-msm@...r.kernel.org,
        alsa-devel@...a-project.org, david.brown@...aro.org,
        robh+dt@...nel.org, mark.rutland@....com, lgirdwood@...il.com,
        plai@...eaurora.org, bgoswami@...eaurora.org, perex@...ex.cz,
        tiwai@...e.com, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, rohkumar@....qualcomm.com,
        spatakok@....qualcomm.com
Subject: Re: [PATCH v3 11/25] ASoC: qcom: q6asm: add support to audio stream
 apis

On Tue, Feb 13, 2018 at 04:58:23PM +0000, srinivas.kandagatla@...aro.org wrote:

>  	uint32_t used;
> @@ -131,7 +191,7 @@ static int q6asm_apr_send_session_pkt(struct q6asm *a, struct audio_client *ac,
>  
>  	rc = wait_event_timeout(a->mem_wait, (a->mem_state <= 0), 5 * HZ);
>  	if (!rc) {
> -		dev_err(a->dev, "CMD timeout \n");
> +		dev_err(a->dev, "CMD timeout\n");
>  		rc = -ETIMEDOUT;
>  	} else if (a->mem_state < 0) {
>  		rc =  q6dsp_errno(a->mem_state);

This should be folded into whatever patch is being fixed.

> +	open.hdr.opcode = ASM_STREAM_CMD_OPEN_WRITE_V3;
> +	open.mode_flags = 0x00;
> +	open.mode_flags |= ASM_LEGACY_STREAM_SESSION;

What is a legacy stream and why are we using it in new code?

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