ALSA: pcm_lib - fix wrong delta print for jiffies check

The previous jiffies delta was 0 in all cases. Use hw_ptr variable to
store and print original value.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 0ee7e80..5417f7d 100644 (file)
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -394,6 +394,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream,
                                                                + HZ/100);
                /* move new_hw_ptr according jiffies not pos variable */
                new_hw_ptr = old_hw_ptr;
+               hw_base = delta;
                /* use loop to avoid checks for delta overflows */
                /* the delta value is small or zero in most cases */
                while (delta > 0) {
@@ -403,8 +404,6 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream,
                        delta--;
                }
                /* align hw_base to buffer_size */
-               hw_base = new_hw_ptr - (new_hw_ptr % runtime->buffer_size);
-               delta = 0;
                hw_ptr_error(substream,
                             "hw_ptr skipping! %s"
                             "(pos=%ld, delta=%ld, period=%ld, "
@@ -412,9 +411,12 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream,
                             in_interrupt ? "[Q] " : "",
                             (long)pos, (long)hdelta,
                             (long)runtime->period_size, jdelta,
-                            ((hdelta * HZ) / runtime->rate), delta,
+                            ((hdelta * HZ) / runtime->rate), hw_base,
                             (unsigned long)old_hw_ptr,
                             (unsigned long)new_hw_ptr);
+               /* reset values to proper state */
+               delta = 0;
+               hw_base = new_hw_ptr - (new_hw_ptr % runtime->buffer_size);
        }
  no_jiffies_check:
        if (delta > runtime->period_size + runtime->period_size / 2) {