Add audio datamember to hdmi struct and call register and unregister
functions form hdmi_audio.c. Register function registers the
integrated cpu dai, dummy HDMI codec, and simple-card machine driver
for complete HDMI audio support.
Signed-off-by: Jyri Sarha <jsarha@xxxxxx>
---
drivers/video/fbdev/omap2/dss/hdmi4.c | 45 +++++++++++++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4.c b/drivers/video/fbdev/omap2/dss/hdmi4.c
index 342ddb4..48f11f8 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi4.c
@@ -34,6 +34,11 @@
#include <linux/regulator/consumer.h>
#include <video/omapdss.h>
+#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
+#include <sound/soc.h>
+#include <sound/soc-dai.h>
+#endif
+
#include "hdmi4_core.h"
#include "dss.h"
#include "dss_features.h"
@@ -52,6 +57,9 @@ static struct {
struct clk *sys_clk;
struct regulator *vdda_hdmi_dac_reg;
+#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
+ struct hdmi_audio_data audio;
+#endif
bool core_enabled;
struct omap_dss_device output;
@@ -671,6 +679,21 @@ err:
return r;
}
+#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
+static struct snd_soc_dai_driver omap_hdmi_dai = {
+ .name = "omap4-hdmi-dai",
+ .playback = {
+ .channels_min = 2,
+ .channels_max = 8,
+ .rates = (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |
+ SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |
+ SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |
+ SNDRV_PCM_RATE_192000),
+ .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
+ },
+};
+#endif
+
/* HDMI HW IP initialisation */
static int omapdss_hdmihw_probe(struct platform_device *pdev)
{
@@ -727,6 +750,25 @@ static int omapdss_hdmihw_probe(struct platform_device *pdev)
hdmi_init_output(pdev);
+#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
+ /* drvdata is only used by HDMI audio */
+ hdmi.audio.hdmi_lock = &hdmi.lock;
+ hdmi.audio.wp = &hdmi.wp;
+ hdmi.audio.core = &hdmi.core;
+ hdmi.audio.cfg = &hdmi.cfg;
+ hdmi.audio.hdmi_dai_drv = &omap_hdmi_dai;
+ hdmi.audio.audio_start = hdmi4_audio_start;
+ hdmi.audio.audio_stop = hdmi4_audio_stop;
+ hdmi.audio.audio_config = hdmi4_audio_config;
+ dev_set_drvdata(&pdev->dev, &hdmi.audio);
+ r = hdmi_audio_register(pdev);
+ if (r) {
+ DSSERR("Registering HDMI audio failed\n");
+ hdmi_uninit_output(pdev);
+ pm_runtime_disable(&pdev->dev);
+ return r;
+ }
+#endif
dss_debugfs_create_file("hdmi", hdmi_dump_regs);
return 0;
@@ -734,6 +776,9 @@ static int omapdss_hdmihw_probe(struct platform_device *pdev)
static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
{
+#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
+ hdmi_audio_unregister(pdev);
+#endif
hdmi_uninit_output(pdev);
pm_runtime_disable(&pdev->dev);
--
1.7.9.5
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