sr: use bdev_check_media_change

[linux-2.6-microblaze.git] / include / sound / pcm.h

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index f657ff0..2ba5df2 100644 (file)
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -644,6 +644,11 @@ void snd_pcm_stream_unlock_irqrestore(struct snd_pcm_substream *substream,
 #define snd_pcm_group_for_each_entry(s, substream) \
        list_for_each_entry(s, &substream->group->substreams, link_list)
 
+#define for_each_pcm_streams(stream)                   \
+       for (stream  = SNDRV_PCM_STREAM_PLAYBACK;       \
+            stream <= SNDRV_PCM_STREAM_LAST;           \
+            stream++)
+
 /**
  * snd_pcm_running - Check whether the substream is in a running state
  * @substream: substream to check
@@ -1122,7 +1127,14 @@ snd_pcm_kernel_readv(struct snd_pcm_substream *substream,
        return __snd_pcm_lib_xfer(substream, bufs, false, frames, true);
 }
 
-int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime);
+int snd_pcm_hw_limit_rates(struct snd_pcm_hardware *hw);
+
+static inline int
+snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime)
+{
+       return snd_pcm_hw_limit_rates(&runtime->hw);
+}
+
 unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate);
 unsigned int snd_pcm_rate_bit_to_rate(unsigned int rate_bit);
 unsigned int snd_pcm_rate_mask_intersect(unsigned int rates_a,
@@ -1415,6 +1427,15 @@ static inline u64 pcm_format_to_bits(snd_pcm_format_t pcm_format)
        return 1ULL << (__force int) pcm_format;
 }
 
+/**
+ * pcm_for_each_format - helper to iterate for each format type
+ * @f: the iterator variable in snd_pcm_format_t type
+ */
+#define pcm_for_each_format(f)                                         \
+       for ((f) = SNDRV_PCM_FORMAT_FIRST;                              \
+            (__force int)(f) <= (__force int)SNDRV_PCM_FORMAT_LAST;    \
+            (f) = (__force snd_pcm_format_t)((__force int)(f) + 1))
+
 /* printk helpers */
 #define pcm_err(pcm, fmt, args...) \
        dev_err((pcm)->card->dev, fmt, ##args)