ASoC: hdmi-codec: allow to refine formats actually supported

Currently the hdmi-codec driver registers all the formats that are
allowed on the I2S bus. Add i2s_formats field to codec data, to allow
the hdmi codec client to refine the list of the audio I2S formats
actually supported.

Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250108170356.413063-3-olivier.moysan@foss.st.com


Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

include/sound/hdmi-codec.h

@@ -120,6 +120,7 @@ struct hdmi_codec_ops {
 /* HDMI codec initalization data */
 struct hdmi_codec_pdata {
 	const struct hdmi_codec_ops *ops;
+	u64 i2s_formats;
 	uint i2s:1;
 	uint no_i2s_playback:1;
 	uint no_i2s_capture:1;

sound/soc/codecs/hdmi-codec.c

@@ -1077,6 +1077,10 @@ static int hdmi_codec_probe(struct platform_device *pdev)
 	if (hcd->i2s) {
 		daidrv[i] = hdmi_i2s_dai;
 		daidrv[i].playback.channels_max = hcd->max_i2s_channels;
+		if (hcd->i2s_formats) {
+			daidrv[i].playback.formats = hcd->i2s_formats;
+			daidrv[i].capture.formats = hcd->i2s_formats;
+		}
 		if (hcd->no_i2s_playback)
 			memset(&daidrv[i].playback, 0,
 			       sizeof(daidrv[i].playback));