diff options
Diffstat (limited to 'Documentation/sound/alsa/soc/pops_clicks.txt')
-rw-r--r-- | Documentation/sound/alsa/soc/pops_clicks.txt | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/sound/alsa/soc/pops_clicks.txt b/Documentation/sound/alsa/soc/pops_clicks.txt index 2cf7ee5b3d74..3371bd9d7cfa 100644 --- a/Documentation/sound/alsa/soc/pops_clicks.txt +++ b/Documentation/sound/alsa/soc/pops_clicks.txt | |||
@@ -2,7 +2,7 @@ Audio Pops and Clicks | |||
2 | ===================== | 2 | ===================== |
3 | 3 | ||
4 | Pops and clicks are unwanted audio artifacts caused by the powering up and down | 4 | Pops and clicks are unwanted audio artifacts caused by the powering up and down |
5 | of components within the audio subsystem. This is noticable on PC's when an | 5 | of components within the audio subsystem. This is noticeable on PCs when an |
6 | audio module is either loaded or unloaded (at module load time the sound card is | 6 | audio module is either loaded or unloaded (at module load time the sound card is |
7 | powered up and causes a popping noise on the speakers). | 7 | powered up and causes a popping noise on the speakers). |
8 | 8 | ||
@@ -16,7 +16,7 @@ Minimising Playback Pops and Clicks | |||
16 | =================================== | 16 | =================================== |
17 | 17 | ||
18 | Playback pops in portable audio subsystems cannot be completely eliminated atm, | 18 | Playback pops in portable audio subsystems cannot be completely eliminated atm, |
19 | however future audio codec hardware will have better pop and click supression. | 19 | however future audio codec hardware will have better pop and click suppression. |
20 | Pops can be reduced within playback by powering the audio components in a | 20 | Pops can be reduced within playback by powering the audio components in a |
21 | specific order. This order is different for startup and shutdown and follows | 21 | specific order. This order is different for startup and shutdown and follows |
22 | some basic rules:- | 22 | some basic rules:- |
@@ -33,7 +33,7 @@ Minimising Capture Pops and Clicks | |||
33 | ================================== | 33 | ================================== |
34 | 34 | ||
35 | Capture artifacts are somewhat easier to get rid as we can delay activating the | 35 | Capture artifacts are somewhat easier to get rid as we can delay activating the |
36 | ADC until all the pops have occured. This follows similar power rules to | 36 | ADC until all the pops have occurred. This follows similar power rules to |
37 | playback in that components are powered in a sequence depending upon stream | 37 | playback in that components are powered in a sequence depending upon stream |
38 | startup or shutdown. | 38 | startup or shutdown. |
39 | 39 | ||