return r;
}
+static void hdmi_start_audio_stream(struct omap_hdmi *hd)
+{
+ hdmi_wp_audio_enable(&hd->wp, true);
+ hdmi4_audio_start(&hd->core, &hd->wp);
+}
+
+static void hdmi_stop_audio_stream(struct omap_hdmi *hd)
+{
+ hdmi4_audio_stop(&hd->core, &hd->wp);
+ hdmi_wp_audio_enable(&hd->wp, false);
+}
+
static int hdmi_display_enable(struct omap_dss_device *dssdev)
{
struct omap_dss_device *out = &hdmi.output;
+ unsigned long flags;
int r = 0;
DSSDBG("ENTER hdmi_display_enable\n");
goto err0;
}
+ if (hdmi.audio_configured) {
+ r = hdmi4_audio_config(&hdmi.core, &hdmi.wp, &hdmi.audio_config,
+ hdmi.cfg.timings.pixelclock);
+ if (r) {
+ DSSERR("Error restoring audio configuration: %d", r);
+ hdmi.audio_abort_cb(&hdmi.pdev->dev);
+ hdmi.audio_configured = false;
+ }
+ }
+
+ spin_lock_irqsave(&hdmi.audio_playing_lock, flags);
+ if (hdmi.audio_configured && hdmi.audio_playing)
+ hdmi_start_audio_stream(&hdmi);
hdmi.display_enabled = true;
+ spin_unlock_irqrestore(&hdmi.audio_playing_lock, flags);
mutex_unlock(&hdmi.lock);
return 0;
static void hdmi_display_disable(struct omap_dss_device *dssdev)
{
+ unsigned long flags;
+
DSSDBG("Enter hdmi_display_disable\n");
mutex_lock(&hdmi.lock);
- if (hdmi.audio_pdev && hdmi.audio_abort_cb)
- hdmi.audio_abort_cb(&hdmi.audio_pdev->dev);
+ spin_lock_irqsave(&hdmi.audio_playing_lock, flags);
+ hdmi_stop_audio_stream(&hdmi);
+ hdmi.display_enabled = false;
+ spin_unlock_irqrestore(&hdmi.audio_playing_lock, flags);
hdmi_power_off_full(dssdev);
- hdmi.display_enabled = false;
-
mutex_unlock(&hdmi.lock);
}
mutex_lock(&hd->lock);
hd->audio_abort_cb = NULL;
+ hd->audio_configured = false;
+ hd->audio_playing = false;
mutex_unlock(&hd->lock);
return 0;
static int hdmi_audio_start(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
+ unsigned long flags;
WARN_ON(!hdmi_mode_has_audio(&hd->cfg));
- WARN_ON(!hd->display_enabled);
- hdmi_wp_audio_enable(&hd->wp, true);
- hdmi4_audio_start(&hd->core, &hd->wp);
+ spin_lock_irqsave(&hd->audio_playing_lock, flags);
+
+ if (hd->display_enabled)
+ hdmi_start_audio_stream(hd);
+ hd->audio_playing = true;
+ spin_unlock_irqrestore(&hd->audio_playing_lock, flags);
return 0;
}
static void hdmi_audio_stop(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
+ unsigned long flags;
WARN_ON(!hdmi_mode_has_audio(&hd->cfg));
- WARN_ON(!hd->display_enabled);
- hdmi4_audio_stop(&hd->core, &hd->wp);
- hdmi_wp_audio_enable(&hd->wp, false);
+ spin_lock_irqsave(&hd->audio_playing_lock, flags);
+
+ if (hd->display_enabled)
+ hdmi_stop_audio_stream(hd);
+ hd->audio_playing = false;
+
+ spin_unlock_irqrestore(&hd->audio_playing_lock, flags);
}
static int hdmi_audio_config(struct device *dev,
ret = hdmi4_audio_config(&hd->core, &hd->wp, dss_audio,
hd->cfg.timings.pixelclock);
-
+ if (!ret) {
+ hd->audio_configured = true;
+ hd->audio_config = *dss_audio;
+ }
out:
mutex_unlock(&hd->lock);
dev_set_drvdata(&pdev->dev, &hdmi);
mutex_init(&hdmi.lock);
+ spin_lock_init(&hdmi.audio_playing_lock);
if (pdev->dev.of_node) {
r = hdmi_probe_of(pdev);
return r;
}
+static void hdmi_start_audio_stream(struct omap_hdmi *hd)
+{
+ REG_FLD_MOD(hdmi.wp.base, HDMI_WP_SYSCONFIG, 1, 3, 2);
+ hdmi_wp_audio_enable(&hd->wp, true);
+ hdmi_wp_audio_core_req_enable(&hd->wp, true);
+}
+
+static void hdmi_stop_audio_stream(struct omap_hdmi *hd)
+{
+ hdmi_wp_audio_core_req_enable(&hd->wp, false);
+ hdmi_wp_audio_enable(&hd->wp, false);
+ REG_FLD_MOD(hd->wp.base, HDMI_WP_SYSCONFIG, hd->wp_idlemode, 3, 2);
+}
+
static int hdmi_display_enable(struct omap_dss_device *dssdev)
{
struct omap_dss_device *out = &hdmi.output;
+ unsigned long flags;
int r = 0;
DSSDBG("ENTER hdmi_display_enable\n");
goto err0;
}
+ if (hdmi.audio_configured) {
+ r = hdmi5_audio_config(&hdmi.core, &hdmi.wp, &hdmi.audio_config,
+ hdmi.cfg.timings.pixelclock);
+ if (r) {
+ DSSERR("Error restoring audio configuration: %d", r);
+ hdmi.audio_abort_cb(&hdmi.pdev->dev);
+ hdmi.audio_configured = false;
+ }
+ }
+
+ spin_lock_irqsave(&hdmi.audio_playing_lock, flags);
+ if (hdmi.audio_configured && hdmi.audio_playing)
+ hdmi_start_audio_stream(&hdmi);
hdmi.display_enabled = true;
+ spin_unlock_irqrestore(&hdmi.audio_playing_lock, flags);
mutex_unlock(&hdmi.lock);
return 0;
static void hdmi_display_disable(struct omap_dss_device *dssdev)
{
+ unsigned long flags;
+
DSSDBG("Enter hdmi_display_disable\n");
mutex_lock(&hdmi.lock);
- if (hdmi.audio_pdev && hdmi.audio_abort_cb)
- hdmi.audio_abort_cb(&hdmi.audio_pdev->dev);
+ spin_lock_irqsave(&hdmi.audio_playing_lock, flags);
+ hdmi_stop_audio_stream(&hdmi);
+ hdmi.display_enabled = false;
+ spin_unlock_irqrestore(&hdmi.audio_playing_lock, flags);
hdmi_power_off_full(dssdev);
- hdmi.display_enabled = false;
-
mutex_unlock(&hdmi.lock);
}
mutex_lock(&hd->lock);
hd->audio_abort_cb = NULL;
+ hd->audio_configured = false;
+ hd->audio_playing = false;
mutex_unlock(&hd->lock);
return 0;
static int hdmi_audio_start(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
+ unsigned long flags;
WARN_ON(!hdmi_mode_has_audio(&hd->cfg));
- WARN_ON(!hd->display_enabled);
- /* No-idle while playing audio, store the old value */
- hd->wp_idlemode = REG_GET(hdmi.wp.base, HDMI_WP_SYSCONFIG, 3, 2);
- REG_FLD_MOD(hdmi.wp.base, HDMI_WP_SYSCONFIG, 1, 3, 2);
+ spin_lock_irqsave(&hd->audio_playing_lock, flags);
- hdmi_wp_audio_enable(&hd->wp, true);
- hdmi_wp_audio_core_req_enable(&hd->wp, true);
+ if (hd->display_enabled)
+ hdmi_start_audio_stream(hd);
+ hd->audio_playing = true;
+ spin_unlock_irqrestore(&hd->audio_playing_lock, flags);
return 0;
}
static void hdmi_audio_stop(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
+ unsigned long flags;
WARN_ON(!hdmi_mode_has_audio(&hd->cfg));
- WARN_ON(!hd->display_enabled);
- hdmi_wp_audio_core_req_enable(&hd->wp, false);
- hdmi_wp_audio_enable(&hd->wp, false);
+ spin_lock_irqsave(&hd->audio_playing_lock, flags);
+
+ if (hd->display_enabled)
+ hdmi_stop_audio_stream(hd);
+ hd->audio_playing = false;
- /* Playback stopped, restore original idlemode */
- REG_FLD_MOD(hdmi.wp.base, HDMI_WP_SYSCONFIG, hd->wp_idlemode, 3, 2);
+ spin_unlock_irqrestore(&hd->audio_playing_lock, flags);
}
static int hdmi_audio_config(struct device *dev,
ret = hdmi5_audio_config(&hd->core, &hd->wp, dss_audio,
hd->cfg.timings.pixelclock);
+ if (!ret) {
+ hd->audio_configured = true;
+ hd->audio_config = *dss_audio;
+ }
out:
mutex_unlock(&hd->lock);
if (IS_ERR(hdmi.audio_pdev))
return PTR_ERR(hdmi.audio_pdev);
+ hdmi_runtime_get();
+ hdmi.wp_idlemode =
+ REG_GET(hdmi.wp.base, HDMI_WP_SYSCONFIG, 3, 2);
+ hdmi_runtime_put();
+
return 0;
}
dev_set_drvdata(&pdev->dev, &hdmi);
mutex_init(&hdmi.lock);
+ spin_lock_init(&hdmi.audio_playing_lock);
if (pdev->dev.of_node) {
r = hdmi_probe_of(pdev);