diff options
| -rw-r--r-- | drivers/mfd/mxc-hdmi-core.c | 12 | ||||
| -rw-r--r-- | include/linux/mfd/mxc-hdmi-core.h | 1 | ||||
| -rw-r--r-- | sound/soc/imx/imx-hdmi-dma.c | 2 |
3 files changed, 13 insertions, 2 deletions
diff --git a/drivers/mfd/mxc-hdmi-core.c b/drivers/mfd/mxc-hdmi-core.c index e9322477ff6d..a07db1b0c070 100644 --- a/drivers/mfd/mxc-hdmi-core.c +++ b/drivers/mfd/mxc-hdmi-core.c @@ -41,6 +41,7 @@ #include <linux/mfd/mxc-hdmi-core.h> #include <linux/fsl_devices.h> #include <mach/hardware.h> +#include <linux/mfd/mxc-hdmi-core.h> struct mxc_hdmi_data { struct platform_device *pdev; @@ -72,22 +73,29 @@ static spinlock_t hdmi_audio_lock, hdmi_blank_state_lock, hdmi_cable_state_lock; unsigned int hdmi_set_cable_state(unsigned int state) { unsigned long flags; + struct snd_pcm_substream *substream = hdmi_audio_stream_playback; spin_lock_irqsave(&hdmi_cable_state_lock, flags); hdmi_cable_state = state; spin_unlock_irqrestore(&hdmi_cable_state_lock, flags); + if (check_hdmi_state() && substream) + substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_START); return 0; } unsigned int hdmi_set_blank_state(unsigned int state) { unsigned long flags; + struct snd_pcm_substream *substream = hdmi_audio_stream_playback; spin_lock_irqsave(&hdmi_blank_state_lock, flags); hdmi_blank_state = state; spin_unlock_irqrestore(&hdmi_blank_state_lock, flags); + if (check_hdmi_state() && substream) + substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_START); + return 0; } @@ -98,7 +106,7 @@ static void hdmi_audio_abort_stream(struct snd_pcm_substream *substream) snd_pcm_stream_lock_irqsave(substream, flags); if (snd_pcm_running(substream)) - snd_pcm_stop(substream, SNDRV_PCM_STATE_DISCONNECTED); + substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_STOP); snd_pcm_stream_unlock_irqrestore(substream, flags); } @@ -114,7 +122,7 @@ int mxc_hdmi_abort_stream(void) return 0; } -static int check_hdmi_state(void) +int check_hdmi_state(void) { unsigned long flags1, flags2; unsigned int ret; diff --git a/include/linux/mfd/mxc-hdmi-core.h b/include/linux/mfd/mxc-hdmi-core.h index f16b11cb5cf4..26fa47d09abf 100644 --- a/include/linux/mfd/mxc-hdmi-core.h +++ b/include/linux/mfd/mxc-hdmi-core.h @@ -60,5 +60,6 @@ int mxc_hdmi_register_audio(struct snd_pcm_substream *substream); void mxc_hdmi_unregister_audio(struct snd_pcm_substream *substream); unsigned int hdmi_set_cable_state(unsigned int state); unsigned int hdmi_set_blank_state(unsigned int state); +int check_hdmi_state(void); #endif diff --git a/sound/soc/imx/imx-hdmi-dma.c b/sound/soc/imx/imx-hdmi-dma.c index ab0207a428d0..74d45558c97d 100644 --- a/sound/soc/imx/imx-hdmi-dma.c +++ b/sound/soc/imx/imx-hdmi-dma.c @@ -1115,6 +1115,8 @@ static int hdmi_dma_trigger(struct snd_pcm_substream *substream, int cmd) case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_RESUME: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + if (!check_hdmi_state()) + return 0; rtd->frame_idx = 0; if (runtime->access == SNDRV_PCM_ACCESS_MMAP_INTERLEAVED) { appl_bytes = frames_to_bytes(runtime, |