[PATCH v4 2/2] ASoC: imx-rpmsg: Force codec power on in low power audio mode

Mark Brown broonie at kernel.org
Tue Nov 21 09:07:15 AEDT 2023

On Mon, Oct 23, 2023 at 10:07:18AM +0800, Chancel Liu wrote:
> Low power audio mode requires binding codec still power on while Acore
> enters into suspend so Mcore can continue playback music.
> ASoC machine driver acquires DAPM endpoints through reading
> "ignore-suspend-widgets" property from DT and then forces the path
> between these endpoints ignoring suspend.

This breaks an x86 allmodconfig build:

/build/stage/linux/sound/soc/fsl/imx-rpmsg.c: In function ‘imx_rpmsg_late_probe’
/build/stage/linux/sound/soc/fsl/imx-rpmsg.c:60:46: error: implicit declaration 
of function ‘of_find_device_by_node’; did you mean ‘of_find_i2c_device_by_node’?
   60 |                                 codec_pdev = of_find_device_by_node(code
      |                                              ^~~~~~~~~~~~~~~~~~~~~~
      |                                              of_find_i2c_device_by_node
/build/stage/linux/sound/soc/fsl/imx-rpmsg.c:60:44: error: assignment to ‘struct
 platform_device *’ from ‘int’ makes pointer from integer without a cast [-Werro
   60 |                                 codec_pdev = of_find_device_by_node(codec_np);
      |                                            ^
cc1: all warnings being treated as errors
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