[alsa-devel] [RFC PATCH 03/14] ASoC: qcom: move ipq806x specific bits out of lpass driver.

Srinivas Kandagatla srinivas.kandagatla at linaro.org
Tue May 5 09:17:23 CEST 2015



On 05/05/15 06:19, Kenneth Westfield wrote:
>>> > >+enum lpaif_i2s_ports {
>>> > >+	LPAIF_I2S_PORT_MIN		= 0,
>>> > >+
>>> > >+	LPAIF_I2S_PORT_CODEC_SPK	= 0,
>>> > >+	LPAIF_I2S_PORT_CODEC_MIC	= 1,
>>> > >+	LPAIF_I2S_PORT_SEC_SPK		= 2,
>>> > >+	LPAIF_I2S_PORT_SEC_MIC		= 3,
>>> > >+	LPAIF_I2S_PORT_MI2S		= 4,
>>> > >+
>>> > >+	LPAIF_I2S_PORT_MAX		= 4,
>>> > >+	LPAIF_I2S_PORT_NUM		= 5,
>>> > >+};
>> >
>> >These port mappings here...
>> >
>>> > >+enum lpaif_irq_ports {
>>> > >+	LPAIF_IRQ_PORT_MIN		= 0,
>>> > >+
>>> > >+	LPAIF_IRQ_PORT_HOST		= 0,
>>> > >+	LPAIF_IRQ_PORT_ADSP		= 1,
>>> > >+
>>> > >+	LPAIF_IRQ_PORT_MAX		= 2,
>>> > >+	LPAIF_IRQ_PORT_NUM		= 3,
>>> > >+};
>> >
>> >...here...
>> >
>>> > >+enum lpaif_dma_channels {
>>> > >+	LPAIF_RDMA_CHAN_MIN		= 0,
>>> > >+
>>> > >+	LPAIF_RDMA_CHAN_MI2S		= 0,
>>> > >+	LPAIF_RDMA_CHAN_PCM0		= 1,
>>> > >+	LPAIF_RDMA_CHAN_PCM1		= 2,
>>> > >+
>>> > >+	LPAIF_RDMA_CHAN_MAX		= 4,
>>> > >+	LPAIF_RDMA_CHAN_NUM		= 5,
>>> > >+};
>> >
>> >...and here can be SOC-specific.  Should move them to the SOC-specific
>> >files.
> Expanding on this, the I2S port mappings for the APQ8016 should replace
> the ones defined above with the constants you refer to in
> dt-bindings/sound/apq8016.h:
>     MI2S_PRIMARY
>     MI2S_SECONDARY
>     etc.
>
> Maybe defining a corresponding ipq806x.h in the same directory, and
> moving the above definitions there?

As you pointed out i2s ports definitions can be moved to 
dt-bindings/soc/ipq806x.h but the channels can be directly defined in 
lpass-ipq806x.c as there would be no DT consumers for these defines anyway.

--srini


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