diff options
| author | Matt LaPlante <kernel1@cyberdogtech.com> | 2007-10-20 01:34:40 +0200 |
|---|---|---|
| committer | Adrian Bunk <bunk@kernel.org> | 2007-10-20 01:34:40 +0200 |
| commit | 01dd2fbf0da4019c380b6ca22a074538fb31db5a (patch) | |
| tree | 210291bd341c4450c8c51d8db890af0978f4035d /Documentation/sound/alsa/soc/overview.txt | |
| parent | 0f035b8e8491f4ff87f6eec3e3f754d36b39d7a2 (diff) | |
typo fixes
Most of these fixes were already submitted for old kernel versions, and were
approved, but for some reason they never made it into the releases.
Because this is a consolidation of a couple old missed patches, it touches both
Kconfigs and documentation texts.
Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Diffstat (limited to 'Documentation/sound/alsa/soc/overview.txt')
| -rw-r--r-- | Documentation/sound/alsa/soc/overview.txt | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/Documentation/sound/alsa/soc/overview.txt b/Documentation/sound/alsa/soc/overview.txt index 753c5cc5984a..c47ce9530677 100644 --- a/Documentation/sound/alsa/soc/overview.txt +++ b/Documentation/sound/alsa/soc/overview.txt @@ -2,18 +2,19 @@ ALSA SoC Layer ============== The overall project goal of the ALSA System on Chip (ASoC) layer is to provide -better ALSA support for embedded system on chip procesors (e.g. pxa2xx, au1x00, +better ALSA support for embedded system-on-chip processors (e.g. pxa2xx, au1x00, iMX, etc) and portable audio codecs. Currently there is some support in the kernel for SoC audio, however it has some limitations:- * Currently, codec drivers are often tightly coupled to the underlying SoC - cpu. This is not ideal and leads to code duplication i.e. Linux now has 4 + CPU. This is not ideal and leads to code duplication i.e. Linux now has 4 different wm8731 drivers for 4 different SoC platforms. - * There is no standard method to signal user initiated audio events. - e.g. Headphone/Mic insertion, Headphone/Mic detection after an insertion - event. These are quite common events on portable devices and ofter require - machine specific code to re route audio, enable amps etc after such an event. + * There is no standard method to signal user initiated audio events (e.g. + Headphone/Mic insertion, Headphone/Mic detection after an insertion + event). These are quite common events on portable devices and often require + machine specific code to re-route audio, enable amps, etc., after such an + event. * Current drivers tend to power up the entire codec when playing (or recording) audio. This is fine for a PC, but tends to waste a lot of @@ -44,7 +45,7 @@ features :- signals the codec when to change power states. * Machine specific controls: Allow machines to add controls to the sound card - e.g. volume control for speaker amp. + (e.g. volume control for speaker amp). To achieve all this, ASoC basically splits an embedded audio system into 3 components :- @@ -57,7 +58,7 @@ components :- interface drivers (e.g. I2S, AC97, PCM) for that platform. * Machine driver: The machine driver handles any machine specific controls and - audio events. i.e. turing on an amp at start of playback. + audio events (e.g. turning on an amp at start of playback). Documentation |