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Diffstat (limited to 'sound/aoa/soundbus/i2sbus/i2sbus-core.c')
-rw-r--r--sound/aoa/soundbus/i2sbus/i2sbus-core.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/sound/aoa/soundbus/i2sbus/i2sbus-core.c b/sound/aoa/soundbus/i2sbus/i2sbus-core.c
index e593a1333fe3..e36f6aa448d4 100644
--- a/sound/aoa/soundbus/i2sbus/i2sbus-core.c
+++ b/sound/aoa/soundbus/i2sbus/i2sbus-core.c
@@ -41,8 +41,8 @@ static int alloc_dbdma_descriptor_ring(struct i2sbus_dev *i2sdev,
struct dbdma_command_mem *r,
int numcmds)
{
- /* one more for rounding */
- r->size = (numcmds+1) * sizeof(struct dbdma_cmd);
+ /* one more for rounding, one for branch back, one for stop command */
+ r->size = (numcmds + 3) * sizeof(struct dbdma_cmd);
/* We use the PCI APIs for now until the generic one gets fixed
* enough or until we get some macio-specific versions
*/
@@ -377,11 +377,8 @@ static int i2sbus_suspend(struct macio_dev* dev, pm_message_t state)
if (i2sdev->sound.pcm) {
/* Suspend PCM streams */
snd_pcm_suspend_all(i2sdev->sound.pcm);
- /* Probably useless as we handle
- * power transitions ourselves */
- snd_power_change_state(i2sdev->sound.pcm->card,
- SNDRV_CTL_POWER_D3hot);
}
+
/* Notify codecs */
list_for_each_entry(cii, &i2sdev->sound.codec_list, list) {
err = 0;
@@ -390,7 +387,11 @@ static int i2sbus_suspend(struct macio_dev* dev, pm_message_t state)
if (err)
ret = err;
}
+
+ /* wait until streams are stopped */
+ i2sbus_wait_for_stop_both(i2sdev);
}
+
return ret;
}
@@ -402,6 +403,9 @@ static int i2sbus_resume(struct macio_dev* dev)
int err, ret = 0;
list_for_each_entry(i2sdev, &control->list, item) {
+ /* reset i2s bus format etc. */
+ i2sbus_pcm_prepare_both(i2sdev);
+
/* Notify codecs so they can re-initialize */
list_for_each_entry(cii, &i2sdev->sound.codec_list, list) {
err = 0;
@@ -410,12 +414,6 @@ static int i2sbus_resume(struct macio_dev* dev)
if (err)
ret = err;
}
- /* Notify Alsa */
- if (i2sdev->sound.pcm) {
- /* Same comment as above, probably useless */
- snd_power_change_state(i2sdev->sound.pcm->card,
- SNDRV_CTL_POWER_D0);
- }
}
return ret;