void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev)
{
if (dev->_audio_is_running)
cx25821_stop_upstream_audio(dev);
cx25821_free_memory_audio(dev);
}
static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
{
struct cx25821_dev *dev = dev_id;
u32 audio_status;
int handled = 0;
struct sram_channel *sram_ch;
if (!dev)
return -1;
sram_ch = dev->channels[dev->_audio_upstream_channel].sram_channels;
audio_status = cx_read(sram_ch->int_stat);
/* Only deal with our interrupt */
if (audio_status) {
handled = cx25821_audio_upstream_irq(dev,
dev->_audio_upstream_channel, audio_status);
}
if (handled < 0)
cx25821_stop_upstream_audio(dev);
else
handled += handled;
return IRQ_RETVAL(handled);
}
static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
{
struct cx25821_dev *dev = dev_id;
u32 msk_stat, audio_status;
int handled = 0;
struct sram_channel *sram_ch;
if (!dev)
return -1;
sram_ch = &dev->sram_channels[dev->_audio_upstream_channel_select];
msk_stat = cx_read(sram_ch->int_mstat);
audio_status = cx_read(sram_ch->int_stat);
// Only deal with our interrupt
if (audio_status) {
handled =
cx25821_audio_upstream_irq(dev,
dev->
_audio_upstream_channel_select,
audio_status);
}
if (handled < 0) {
cx25821_stop_upstream_audio(dev);
} else {
handled += handled;
}
return IRQ_RETVAL(handled);
}