2 files changed, 19 insertions, 1 deletions

diff --git a/sound/soc/fsl/mpc5200_dma.c b/sound/soc/fsl/mpc5200_dma.c
index f0a2d4071998..9ff62e3a9b1d 100644
--- a/sound/soc/fsl/mpc5200_dma.c
+++ b/sound/soc/fsl/mpc5200_dma.c
@@ -69,6 +69,23 @@ static void psc_dma_bcom_enqueue_next_buffer(struct psc_dma_stream *s)
 
 static void psc_dma_bcom_enqueue_tx(struct psc_dma_stream *s)
 {
+        if (s->appl_ptr > s->runtime->control->appl_ptr) {
+                /*
+                 * In this case s->runtime->control->appl_ptr has wrapped around.
+                 * Play the data to the end of the boundary, then wrap our own
+                 * appl_ptr back around.
+                 */
+                while (s->appl_ptr < s->runtime->boundary) {
+                        if (bcom_queue_full(s->bcom_task))
+                                return;
+
+                        s->appl_ptr += s->period_size;
+
+                        psc_dma_bcom_enqueue_next_buffer(s);
+                }
+                s->appl_ptr -= s->runtime->boundary;
+        }
+
         while (s->appl_ptr < s->runtime->control->appl_ptr) {
 
                 if (bcom_queue_full(s->bcom_task))
diff --git a/sound/soc/fsl/mpc5200_psc_ac97.c b/sound/soc/fsl/mpc5200_psc_ac97.c
index 7eb549985d49..c4ae3e096bb9 100644
--- a/sound/soc/fsl/mpc5200_psc_ac97.c
+++ b/sound/soc/fsl/mpc5200_psc_ac97.c
@@ -12,6 +12,7 @@
 #include <linux/module.h>
 #include <linux/of_device.h>
 #include <linux/of_platform.h>
+#include <linux/delay.h>
 
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -112,7 +113,7 @@ static void psc_ac97_cold_reset(struct snd_ac97 *ac97)
         out_8(&regs->op1, MPC52xx_PSC_OP_RES);
         udelay(10);
         out_8(&regs->op0, MPC52xx_PSC_OP_RES);
-        udelay(50);
+        msleep(1);
         psc_ac97_warm_reset(ac97);
 }