[PATCH 3/5] ASoC: imx-pcm-rpmsg: Register different platform drivers
From: Chancel Liu <hidden>
Date: 2022-08-29 07:56:44
Also in:
alsa-devel, linux-devicetree, lkml
Subsystem:
freescale soc sound drivers, sound, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Shengjiu Wang, Xiubo Li, Jaroslav Kysela, Takashi Iwai, Liam Girdwood, Mark Brown, Linus Torvalds
This patch can register different ASoC platform drivers in reference to "fsl,platform" property of the corresponding node in dts. So sound cards based on different rpmsg channels can link to their respective platform drivers. Signed-off-by: Chancel Liu <redacted> --- sound/soc/fsl/imx-pcm-rpmsg.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/sound/soc/fsl/imx-pcm-rpmsg.c b/sound/soc/fsl/imx-pcm-rpmsg.c
index 35049043e532..2f310994f7ee 100644
--- a/sound/soc/fsl/imx-pcm-rpmsg.c
+++ b/sound/soc/fsl/imx-pcm-rpmsg.c@@ -178,7 +178,7 @@ static int imx_rpmsg_pcm_hw_params(struct snd_soc_component *component, msg->s_msg.param.channels = RPMSG_CH_STEREO; break; default: - ret = -EINVAL; + msg->s_msg.param.channels = params_channels(params); break; }
@@ -684,7 +684,7 @@ static int imx_rpmsg_pcm_probe(struct platform_device *pdev) info->rpdev = container_of(pdev->dev.parent, struct rpmsg_device, dev); info->dev = &pdev->dev; /* Setup work queue */ - info->rpmsg_wq = alloc_ordered_workqueue("rpmsg_audio", + info->rpmsg_wq = alloc_ordered_workqueue(info->rpdev->id.name, WQ_HIGHPRI | WQ_UNBOUND | WQ_FREEZABLE);
@@ -723,11 +723,15 @@ static int imx_rpmsg_pcm_probe(struct platform_device *pdev) if (ret) goto fail; - component = snd_soc_lookup_component(&pdev->dev, IMX_PCM_DRV_NAME); + component = snd_soc_lookup_component(&pdev->dev, NULL); if (!component) { ret = -EINVAL; goto fail; } + + /* platform component name is used by machine driver to link with */ + component->name = info->rpdev->id.name; + #ifdef CONFIG_DEBUG_FS component->debugfs_prefix = "rpmsg"; #endif
--
2.25.1