From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: Adam Serbinski <adam@serbinski.com>,
Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Andy Gross <agross@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Patrick Lai <plai@codeaurora.org>,
Banajit Goswami <bgoswami@codeaurora.org>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
alsa-devel@alsa-project.org, linux-arm-msm@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/8] ASoC: qdsp6: q6afe: add support to pcm ports
Date: Mon, 10 Feb 2020 17:13:36 +0000 [thread overview]
Message-ID: <4f0c3528-c7cd-37a9-7ca0-e30eb8e6d103@linaro.org> (raw)
In-Reply-To: <20200209154748.3015-3-adam@serbinski.com>
On 09/02/2020 15:47, Adam Serbinski wrote:
> This patch adds support to pcm ports in AFE.
>
> Signed-off-by: Adam Serbinski <adam@serbinski.com>
> CC: Andy Gross <agross@kernel.org>
> CC: Mark Rutland <mark.rutland@arm.com>
> CC: Liam Girdwood <lgirdwood@gmail.com>
> CC: Patrick Lai <plai@codeaurora.org>
> CC: Banajit Goswami <bgoswami@codeaurora.org>
> CC: Jaroslav Kysela <perex@perex.cz>
> CC: Takashi Iwai <tiwai@suse.com>
> CC: alsa-devel@alsa-project.org
> CC: linux-arm-msm@vger.kernel.org
> CC: devicetree@vger.kernel.org
> CC: linux-kernel@vger.kernel.org
> ---
> sound/soc/qcom/qdsp6/q6afe.c | 246 +++++++++++++++++++++++++++++++++++
> sound/soc/qcom/qdsp6/q6afe.h | 9 +-
> 2 files changed, 254 insertions(+), 1 deletion(-)
>
Few general comments.
1>documentation to "struct afe_param_id_pcm_cfg "
Either we follow kerneldoc style or not add this as we did with other
similar afe port config structures.
Am okay either way!
2> some of the defines in this patch has no reals users, so we better
remove all the unused constants.
> diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c
> index e0945f7a58c8..b53ad14a78fd 100644
> --- a/sound/soc/qcom/qdsp6/q6afe.c
> +++ b/sound/soc/qcom/qdsp6/q6afe.c
> @@ -40,6 +40,7 @@
>
...
> +/**
> + * q6afe_pcm_port_prepare() - Prepare pcm afe port.
> + *
> + * @port: Instance of afe port
> + * @cfg: PCM configuration for the afe port
> + *
> + */
> +int q6afe_pcm_port_prepare(struct q6afe_port *port, struct q6afe_pcm_cfg *cfg)
> +{
> + union afe_port_config *pcfg = &port->port_cfg;
> +
> + pcfg->pcm_cfg.pcm_cfg_minor_version = AFE_API_VERSION_PCM_CONFIG;
> + pcfg->pcm_cfg.aux_mode = AFE_PORT_PCM_AUX_MODE_PCM;
> +
> + switch (cfg->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
> + case SND_SOC_DAIFMT_CBS_CFS:
> + pcfg->pcm_cfg.sync_src = AFE_PORT_PCM_SYNC_SRC_INTERNAL;
> + break;
> + case SND_SOC_DAIFMT_CBM_CFM:
> + /* CPU is slave */
> + pcfg->pcm_cfg.sync_src = AFE_PORT_PCM_SYNC_SRC_EXTERNAL;
> + break;
> + default:
> + break;
> + }
> +
> + switch (cfg->sample_rate) {
> + case 8000:
> + pcfg->pcm_cfg.frame_setting = AFE_PORT_PCM_BITS_PER_FRAME_128;
> + break;
> + case 16000:
> + pcfg->pcm_cfg.frame_setting = AFE_PORT_PCM_BITS_PER_FRAME_64;
> + break;
> + }
> + pcfg->pcm_cfg.quantype = AFE_PORT_PCM_LINEAR_NOPADDING;
> + pcfg->pcm_cfg.ctrl_data_out_enable = AFE_PORT_PCM_CTRL_DATA_OE_DISABLE;
> + pcfg->pcm_cfg.reserved = 0;
> + pcfg->pcm_cfg.sample_rate = cfg->sample_rate;
> +
> + /* 16 bit mono */
> + pcfg->pcm_cfg.bit_width = 16;
> + pcfg->pcm_cfg.num_channels = 1;
> + pcfg->pcm_cfg.slot_number_mapping[0] = 1;
PCM quantization type and Slot Mapping should come from device tree.
> +
> + return 0;
> +}
> +EXPORT_SYMBOL_GPL(q6afe_pcm_port_prepare);
> +
next prev parent reply other threads:[~2020-02-10 17:13 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-07 20:50 [PATCH 0/8] ASoC: qdsp6: db820c: Add support for external and bluetooth audio Adam Serbinski
2020-02-07 20:50 ` [PATCH 1/8] ASoC: qdsp6: dt-bindings: Add q6afe pcm dt binding Adam Serbinski
2020-02-07 20:50 ` [PATCH 2/8] ASoC: qdsp6: q6afe: add support to pcm ports Adam Serbinski
2020-02-07 20:50 ` [PATCH 3/8] ASoC: qdsp6: q6afe-dai: add support to pcm port dais Adam Serbinski
2020-02-07 20:50 ` [PATCH 4/8] ASoC: qdsp6: q6routing: add pcm port routing Adam Serbinski
2020-02-07 20:50 ` [PATCH 5/8] ASoC: qcom: apq8096: add support for primary and quaternary I2S/PCM Adam Serbinski
2020-02-07 20:50 ` [PATCH 6/8] ASoC: qcom/common: Use snd-soc-dummy-dai when codec is not specified Adam Serbinski
2020-02-07 20:50 ` [PATCH 7/8] dts: msm8996/db820c: enable primary pcm and quaternary i2s Adam Serbinski
2020-02-08 23:42 ` Bjorn Andersson
2020-02-07 20:50 ` [PATCH 8/8] ASoC: qcom: apq8096: add kcontrols to set PCM rate Adam Serbinski
2020-02-09 15:47 ` [PATCH v2 0/8] ASoC: qdsp6: db820c: Add support for external and bluetooth audio Adam Serbinski
2020-02-09 15:47 ` [PATCH v2 1/8] ASoC: qdsp6: dt-bindings: Add q6afe pcm dt binding Adam Serbinski
2020-02-10 17:13 ` Srinivas Kandagatla
2020-02-09 15:47 ` [PATCH v2 2/8] ASoC: qdsp6: q6afe: add support to pcm ports Adam Serbinski
2020-02-10 13:31 ` Mark Brown
2020-02-10 14:50 ` Adam Serbinski
2020-02-10 17:13 ` Srinivas Kandagatla [this message]
2020-02-09 15:47 ` [PATCH v2 3/8] ASoC: qdsp6: q6afe-dai: add support to pcm port dais Adam Serbinski
2020-02-10 13:34 ` Mark Brown
2020-02-10 17:13 ` Srinivas Kandagatla
2020-02-10 17:22 ` Adam Serbinski
2020-02-10 17:40 ` Srinivas Kandagatla
2020-02-09 15:47 ` [PATCH v2 4/8] ASoC: qdsp6: q6routing: add pcm port routing Adam Serbinski
2020-02-10 17:19 ` Srinivas Kandagatla
2020-02-09 15:47 ` [PATCH v2 5/8] ASoC: qcom: apq8096: add support for primary and quaternary I2S/PCM Adam Serbinski
2020-02-09 15:47 ` [PATCH v2 6/8] ASoC: qcom/common: Use snd-soc-dummy-dai when codec is not specified Adam Serbinski
2020-02-10 13:35 ` Mark Brown
2020-02-09 15:47 ` [PATCH v2 7/8] arm64: dts: qcom: db820c: Enable primary PCM and quaternary I2S Adam Serbinski
2020-02-09 15:47 ` [PATCH v2 8/8] ASoC: qcom: apq8096: add kcontrols to set PCM rate Adam Serbinski
2020-02-10 13:36 ` Mark Brown
2020-02-10 15:45 ` Adam Serbinski
2020-02-10 18:26 ` Mark Brown
2020-02-10 20:00 ` Adam Serbinski
2020-02-10 20:08 ` Mark Brown
2020-02-10 21:13 ` Adam Serbinski
2020-02-11 11:42 ` Mark Brown
2020-02-11 13:52 ` Adam Serbinski
2020-02-10 16:18 ` Jaroslav Kysela
2020-02-10 17:13 ` Adam Serbinski
2020-02-10 12:17 ` [PATCH v2 0/8] ASoC: qdsp6: db820c: Add support for external and bluetooth audio Mark Brown
2020-02-10 13:44 ` Adam Serbinski
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