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ALSA: wss_lib: use wss pcm code instead of ad1848 one

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Use the wss pcm code and kill the ad1848 pcm code.

The AD1848 chip is much slower than CS4231 chips
so the waiting loop was increased 100x (10x is not
enough).

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Reviewed-by: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Krzysztof Helt 2008-07-31 21:09:32 +02:00 • committed by Jaroslav Kysela
commit ead893c0de
10 changed files with 129 additions and 581 deletions
Download patch file Download diff file Expand all files Collapse all files

8
include/sound/ad1848.h
View file

@ -97,11 +97,6 @@
#define AD1848_CALIB_IN_PROGRESS 0x20 /* auto calibrate in progress */
#define AD1848_DMA_REQUEST 0x10 /* DMA request in progress */
/* IBM Thinkpad specific stuff */
#define AD1848_THINKPAD_CTL_PORT1 0x15e8
#define AD1848_THINKPAD_CTL_PORT2 0x15e9
#define AD1848_THINKPAD_CS4248_ENABLE_BIT 0x02
/* exported functions */
void snd_ad1848_out(struct snd_wss *chip, unsigned char reg,
@ -113,7 +108,4 @@ int snd_ad1848_create(struct snd_card *card,
unsigned short hardware,
struct snd_wss **chip);
int snd_ad1848_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm);
const struct snd_pcm_ops *snd_ad1848_get_pcm_ops(int direction);
#endif /* __SOUND_AD1848_H */

7
include/sound/wss.h
View file

@ -71,6 +71,11 @@
#define WSS_HWSHARE_DMA1 (1<<1)
#define WSS_HWSHARE_DMA2 (1<<2)
/* IBM Thinkpad specific stuff */
#define AD1848_THINKPAD_CTL_PORT1 0x15e8
#define AD1848_THINKPAD_CTL_PORT2 0x15e9
#define AD1848_THINKPAD_CS4248_ENABLE_BIT 0x02
struct snd_wss {
unsigned long port; /* base i/o port */
struct resource *res_port;
@ -153,6 +158,8 @@ int snd_wss_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm);
int snd_wss_timer(struct snd_wss *chip, int device, struct snd_timer **rtimer);
int snd_wss_mixer(struct snd_wss *chip);
const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction);
int snd_cs4236_create(struct snd_card *card,
unsigned long port,
unsigned long cport,