Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[linux-2.6] / sound / core / pcm_lib.c

diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 7ce8b2164f6cafc88e3818e61c366316cdd11e34..0082914a7e3331825b7a302dfe9dfe4035694971 100644 (file)
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -1161,10 +1161,10 @@ static void _snd_pcm_hw_param_any(snd_pcm_hw_params_t *params,
        snd_BUG();
 }
 
+#if 0
 /**
  * snd_pcm_hw_param_any
  */
-#if 0
 int snd_pcm_hw_param_any(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
                         snd_pcm_hw_param_t var)
 {
@@ -1184,12 +1184,12 @@ void _snd_pcm_hw_params_any(snd_pcm_hw_params_t *params)
        params->info = ~0U;
 }
 
+#if 0
 /**
  * snd_pcm_hw_params_any
  *
  * Fill PARAMS with full configuration space boundaries
  */
-#if 0
 int snd_pcm_hw_params_any(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
 {
        _snd_pcm_hw_params_any(params);
@@ -1301,6 +1301,7 @@ int _snd_pcm_hw_param_setinteger(snd_pcm_hw_params_t *params,
        return changed;
 }
        
+#if 0
 /**
  * snd_pcm_hw_param_setinteger
  *
@@ -1308,7 +1309,6 @@ int _snd_pcm_hw_param_setinteger(snd_pcm_hw_params_t *params,
  * non integer values. Reduce configuration space accordingly.
  * Return -EINVAL if the configuration space is empty
  */
-#if 0
 int snd_pcm_hw_param_setinteger(snd_pcm_t *pcm, 
                                snd_pcm_hw_params_t *params,
                                snd_pcm_hw_param_t var)
@@ -1584,8 +1584,8 @@ int snd_pcm_hw_param_set(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
        return snd_pcm_hw_param_value(params, var, NULL);
 }
 
-int _snd_pcm_hw_param_mask(snd_pcm_hw_params_t *params,
-                          snd_pcm_hw_param_t var, const snd_mask_t *val)
+static int _snd_pcm_hw_param_mask(snd_pcm_hw_params_t *params,
+                                 snd_pcm_hw_param_t var, const snd_mask_t *val)
 {
        int changed;
        assert(hw_is_mask(var));
@@ -2063,7 +2063,7 @@ static snd_pcm_sframes_t snd_pcm_lib_write1(snd_pcm_substream_t *substream,
                if (((avail < runtime->control->avail_min && size > avail) ||
                   (size >= runtime->xfer_align && avail < runtime->xfer_align))) {
                        wait_queue_t wait;
-                       enum { READY, SIGNALED, ERROR, SUSPENDED, EXPIRED } state;
+                       enum { READY, SIGNALED, ERROR, SUSPENDED, EXPIRED, DROPPED } state;
                        long tout;
 
                        if (nonblock) {
@@ -2097,6 +2097,9 @@ static snd_pcm_sframes_t snd_pcm_lib_write1(snd_pcm_substream_t *substream,
                                case SNDRV_PCM_STATE_SUSPENDED:
                                        state = SUSPENDED;
                                        goto _end_loop;
+                               case SNDRV_PCM_STATE_SETUP:
+                                       state = DROPPED;
+                                       goto _end_loop;
                                default:
                                        break;
                                }
@@ -2123,6 +2126,9 @@ static snd_pcm_sframes_t snd_pcm_lib_write1(snd_pcm_substream_t *substream,
                                snd_printd("playback write error (DMA or IRQ trouble?)\n");
                                err = -EIO;
                                goto _end_unlock;
+                       case DROPPED:
+                               err = -EBADFD;
+                               goto _end_unlock;
                        default:
                                break;
                        }
@@ -2359,7 +2365,7 @@ static snd_pcm_sframes_t snd_pcm_lib_read1(snd_pcm_substream_t *substream,
                } else if ((avail < runtime->control->avail_min && size > avail) ||
                           (size >= runtime->xfer_align && avail < runtime->xfer_align)) {
                        wait_queue_t wait;
-                       enum { READY, SIGNALED, ERROR, SUSPENDED, EXPIRED } state;
+                       enum { READY, SIGNALED, ERROR, SUSPENDED, EXPIRED, DROPPED } state;
                        long tout;
 
                        if (nonblock) {
@@ -2394,6 +2400,9 @@ static snd_pcm_sframes_t snd_pcm_lib_read1(snd_pcm_substream_t *substream,
                                        goto _end_loop;
                                case SNDRV_PCM_STATE_DRAINING:
                                        goto __draining;
+                               case SNDRV_PCM_STATE_SETUP:
+                                       state = DROPPED;
+                                       goto _end_loop;
                                default:
                                        break;
                                }
@@ -2420,6 +2429,9 @@ static snd_pcm_sframes_t snd_pcm_lib_read1(snd_pcm_substream_t *substream,
                                snd_printd("capture read error (DMA or IRQ trouble?)\n");
                                err = -EIO;
                                goto _end_unlock;
+                       case DROPPED:
+                               err = -EBADFD;
+                               goto _end_unlock;
                        default:
                                break;
                        }