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[86.26.100.93]) by smtp.gmail.com with ESMTPSA id y145sm7432723wmd.43.2018.02.13.09.01.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 13 Feb 2018 09:01:39 -0800 (PST) From: srinivas.kandagatla@linaro.org To: andy.gross@linaro.org, broonie@kernel.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org Date: Tue, 13 Feb 2018 16:58:31 +0000 Message-Id: <20180213165837.1620-20-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180213165837.1620-1-srinivas.kandagatla@linaro.org> References: <20180213165837.1620-1-srinivas.kandagatla@linaro.org> Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, bgoswami@codeaurora.org, rohkumar@qti.qualcomm.com, linux-kernel@vger.kernel.org, plai@codeaurora.org, tiwai@suse.com, lgirdwood@gmail.com, david.brown@linaro.org, robh+dt@kernel.org, Srinivas Kandagatla , spatakok@qti.qualcomm.com, linux-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [alsa-devel] [PATCH v3 19/25] ASoC: qcom: q6afe: add support to MI2S ports X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP From: Srinivas Kandagatla Signed-off-by: Srinivas Kandagatla --- include/dt-bindings/sound/qcom,q6afe.h | 10 +++ sound/soc/qcom/qdsp6/q6afe.c | 111 +++++++++++++++++++++++++++++++++ sound/soc/qcom/qdsp6/q6afe.h | 10 +++ 3 files changed, 131 insertions(+) diff --git a/include/dt-bindings/sound/qcom,q6afe.h b/include/dt-bindings/sound/qcom,q6afe.h index e9004ee39f72..3cd862262369 100644 --- a/include/dt-bindings/sound/qcom,q6afe.h +++ b/include/dt-bindings/sound/qcom,q6afe.h @@ -16,6 +16,16 @@ #define SLIMBUS_4_TX 24 #define SLIMBUS_5_RX 25 #define SLIMBUS_5_TX 26 +#define QUATERNARY_MI2S_RX 34 +#define QUATERNARY_MI2S_TX 35 +#define SECONDARY_MI2S_RX 36 +#define SECONDARY_MI2S_TX 37 +#define TERTIARY_MI2S_RX 38 +#define TERTIARY_MI2S_TX 39 +#define PRIMARY_MI2S_RX 40 +#define PRIMARY_MI2S_TX 41 +#define SECONDARY_PCM_RX 42 +#define SECONDARY_PCM_TX 43 #define SLIMBUS_6_RX 45 #define SLIMBUS_6_TX 46 diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c index 637390f5421e..c04caea5481c 100644 --- a/sound/soc/qcom/qdsp6/q6afe.c +++ b/sound/soc/qcom/qdsp6/q6afe.c @@ -14,6 +14,10 @@ #include #include #include +#include +#include +#include +#include #include "q6dsp-errno.h" #include "q6afe.h" @@ -28,6 +32,24 @@ #define AFE_PARAM_ID_CDC_SLIMBUS_SLAVE_CFG 0x00010235 #define AFE_PARAM_ID_SLIMBUS_CONFIG 0x00010212 +#define AFE_PARAM_ID_I2S_CONFIG 0x0001020D + +/* I2S config specific */ +#define AFE_API_VERSION_I2S_CONFIG 0x1 +#define AFE_PORT_I2S_SD0 0x1 +#define AFE_PORT_I2S_SD1 0x2 +#define AFE_PORT_I2S_SD2 0x3 +#define AFE_PORT_I2S_SD3 0x4 +#define AFE_PORT_I2S_QUAD01 0x5 +#define AFE_PORT_I2S_QUAD23 0x6 +#define AFE_PORT_I2S_6CHS 0x7 +#define AFE_PORT_I2S_8CHS 0x8 +#define AFE_PORT_I2S_MONO 0x0 +#define AFE_PORT_I2S_STEREO 0x1 +#define AFE_PORT_CONFIG_I2S_WS_SRC_EXTERNAL 0x0 +#define AFE_PORT_CONFIG_I2S_WS_SRC_INTERNAL 0x1 +#define AFE_LINEAR_PCM_DATA 0x0 + /* Port IDs */ #define AFE_API_VERSION_HDMI_CONFIG 0x1 @@ -63,6 +85,14 @@ #define AFE_PORT_ID_SLIMBUS_MULTI_CHAN_6_RX 0x400c /* SLIMbus Tx port on channel 6. */ #define AFE_PORT_ID_SLIMBUS_MULTI_CHAN_6_TX 0x400d +#define AFE_PORT_ID_PRIMARY_MI2S_RX 0x1000 +#define AFE_PORT_ID_PRIMARY_MI2S_TX 0x1001 +#define AFE_PORT_ID_SECONDARY_MI2S_RX 0x1002 +#define AFE_PORT_ID_SECONDARY_MI2S_TX 0x1003 +#define AFE_PORT_ID_TERTIARY_MI2S_RX 0x1004 +#define AFE_PORT_ID_TERTIARY_MI2S_TX 0x1005 +#define AFE_PORT_ID_QUATERNARY_MI2S_RX 0x1006 +#define AFE_PORT_ID_QUATERNARY_MI2S_TX 0x1007 #define TIMEOUT_MS 1000 #define AFE_CMD_RESP_AVAIL 0 @@ -161,10 +191,21 @@ struct afe_param_id_slimbus_cfg { */ } __packed; +struct afe_param_id_i2s_cfg { + u32 i2s_cfg_minor_version; + u16 bit_width; + u16 channel_mode; + u16 mono_stereo; + u16 ws_src; + u32 sample_rate; + u16 data_format; + u16 reserved; +} __packed; union afe_port_config { struct afe_param_id_hdmi_multi_chan_audio_cfg hdmi_multi_ch; struct afe_param_id_slimbus_cfg slim_cfg; + struct afe_param_id_i2s_cfg i2s_cfg; } __packed; struct q6afe_port { @@ -207,6 +248,14 @@ static struct afe_port_map port_maps[AFE_PORT_MAX] = { SLIMBUS_4_RX, 1, 1}, [SLIMBUS_5_RX] = { AFE_PORT_ID_SLIMBUS_MULTI_CHAN_5_RX, SLIMBUS_5_RX, 1, 1}, + [QUATERNARY_MI2S_RX] = { AFE_PORT_ID_QUATERNARY_MI2S_RX, + QUATERNARY_MI2S_RX, 1, 1}, + [SECONDARY_MI2S_RX] = { AFE_PORT_ID_SECONDARY_MI2S_RX, + SECONDARY_MI2S_RX, 1, 1}, + [TERTIARY_MI2S_RX] = { AFE_PORT_ID_TERTIARY_MI2S_RX, + TERTIARY_MI2S_RX, 1, 1}, + [PRIMARY_MI2S_RX] = { AFE_PORT_ID_PRIMARY_MI2S_RX, + PRIMARY_MI2S_RX, 1, 1}, [SLIMBUS_6_RX] = { AFE_PORT_ID_SLIMBUS_MULTI_CHAN_6_RX, SLIMBUS_6_RX, 1, 1}, }; @@ -513,6 +562,61 @@ void q6afe_hdmi_port_prepare(struct q6afe_port *port, } EXPORT_SYMBOL_GPL(q6afe_hdmi_port_prepare); +/** + * q6afe_i2s_port_prepare() - Prepare i2s afe port. + * + * @port: Instance of afe port + * @cfg: I2S configuration for the afe port + * + */ +void q6afe_i2s_port_prepare(struct q6afe_port *port, struct q6afe_i2s_cfg *cfg) +{ + union afe_port_config *pcfg = &port->port_cfg; + + pcfg->i2s_cfg.i2s_cfg_minor_version = AFE_API_VERSION_I2S_CONFIG; + pcfg->i2s_cfg.sample_rate = cfg->sample_rate; + pcfg->i2s_cfg.bit_width = cfg->bit_width; + pcfg->i2s_cfg.data_format = AFE_LINEAR_PCM_DATA; + + switch (cfg->fmt & SND_SOC_DAIFMT_MASTER_MASK) { + case SND_SOC_DAIFMT_CBS_CFS: + pcfg->i2s_cfg.ws_src = AFE_PORT_CONFIG_I2S_WS_SRC_INTERNAL; + break; + case SND_SOC_DAIFMT_CBM_CFM: + /* CPU is slave */ + pcfg->i2s_cfg.ws_src = AFE_PORT_CONFIG_I2S_WS_SRC_EXTERNAL; + break; + default: + break; + } + + switch (cfg->num_channels) { + case 1: + pcfg->i2s_cfg.mono_stereo = AFE_PORT_I2S_MONO; + pcfg->i2s_cfg.channel_mode = AFE_PORT_I2S_SD0; + break; + case 2: + pcfg->i2s_cfg.channel_mode = AFE_PORT_I2S_SD0; + pcfg->i2s_cfg.mono_stereo = AFE_PORT_I2S_STEREO; + break; + case 3: + case 4: + pcfg->i2s_cfg.channel_mode = AFE_PORT_I2S_QUAD01; + break; + case 5: + case 6: + pcfg->i2s_cfg.channel_mode = AFE_PORT_I2S_6CHS; + break; + case 7: + case 8: + pcfg->i2s_cfg.channel_mode = AFE_PORT_I2S_8CHS; + break; + default: + break; + } +} +EXPORT_SYMBOL_GPL(q6afe_i2s_port_prepare); + /** * q6afe_port_start() - Start a afe port * @@ -562,6 +666,13 @@ struct q6afe_port *q6afe_port_get_from_id(struct device *dev, int id) case AFE_PORT_ID_SLIMBUS_MULTI_CHAN_6_RX: cfg_type = AFE_PARAM_ID_SLIMBUS_CONFIG; break; + + case AFE_PORT_ID_PRIMARY_MI2S_RX: + case AFE_PORT_ID_SECONDARY_MI2S_RX: + case AFE_PORT_ID_TERTIARY_MI2S_RX: + case AFE_PORT_ID_QUATERNARY_MI2S_RX: + cfg_type = AFE_PARAM_ID_I2S_CONFIG; + break; default: dev_err(dev, "Invalid port id 0x%x\n", port_id); return ERR_PTR(-EINVAL); diff --git a/sound/soc/qcom/qdsp6/q6afe.h b/sound/soc/qcom/qdsp6/q6afe.h index aeacf1f2c9a9..9114d68a79cb 100644 --- a/sound/soc/qcom/qdsp6/q6afe.h +++ b/sound/soc/qcom/qdsp6/q6afe.h @@ -29,9 +29,18 @@ struct q6afe_slim_cfg { u8 ch_mapping[AFE_MAX_CHAN_COUNT]; }; +struct q6afe_i2s_cfg { + u32 sample_rate; + u16 bit_width; + u16 data_format; + u16 num_channels; + int fmt; +}; + struct q6afe_port_config { struct q6afe_hdmi_cfg hdmi; struct q6afe_slim_cfg slim; + struct q6afe_i2s_cfg i2s_cfg; }; struct q6afe_port; @@ -50,5 +59,6 @@ void q6afe_hdmi_port_prepare(struct q6afe_port *port, struct q6afe_hdmi_cfg *cfg); void q6afe_slim_port_prepare(struct q6afe_port *port, struct q6afe_slim_cfg *cfg); +void q6afe_i2s_port_prepare(struct q6afe_port *port, struct q6afe_i2s_cfg *cfg); #endif /* __Q6AFE_H__ */