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[ALSA] au88x0: codec access procs for multiple AC97 codecs 

Modules: au88x0 driver

This patch extends au88x0 AC97 codec access procedures to handle multiple
codecs properly.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Sasha Khapyorsky 2005-09-16 19:22:44 +02:00 committed by Jaroslav Kysela
parent 21be3d1626
commit f2b31737e5
5 changed files with 12 additions and 17 deletions
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5
sound/pci/au88x0/au8810.h
View File

@ -178,11 +178,6 @@
#define EN_SPDIF 0x000c0000
#define VORTEX_CODEC_CHN 0x29080
#define VORTEX_CODEC_WRITE 0x00800000
#define VORTEX_CODEC_ADDSHIFT 16
#define VORTEX_CODEC_ADDMASK 0x7f0000 /* 0x000f0000 */
#define VORTEX_CODEC_DATSHIFT 0
#define VORTEX_CODEC_DATMASK 0xffff
#define VORTEX_CODEC_IO 0x29188
/* SPDIF */

5
sound/pci/au88x0/au8820.h
View File

@ -162,11 +162,6 @@
#define EN_SPORT 0x00030000
#define EN_SPDIF 0x000c0000
#define VORTEX_CODEC_CHN 0x11880
#define VORTEX_CODEC_WRITE 0x00800000
#define VORTEX_CODEC_ADDSHIFT 16
#define VORTEX_CODEC_ADDMASK 0x7f0000 /* 0x000f0000 */
#define VORTEX_CODEC_DATSHIFT 0
#define VORTEX_CODEC_DATMASK 0xffff
#define VORTEX_CODEC_IO 0x11988
#define VORTEX_SPDIF_FLAGS 0x1005c /* FIXME */

5
sound/pci/au88x0/au8830.h
View File

@ -194,11 +194,6 @@
#define VORTEX_CODEC_CTRL 0x29184
#define VORTEX_CODEC_IO 0x29188
#define VORTEX_CODEC_WRITE 0x00800000
#define VORTEX_CODEC_ADDSHIFT 16
#define VORTEX_CODEC_ADDMASK 0x7f0000 /* 0x000f0000 */
#define VORTEX_CODEC_DATSHIFT 0
#define VORTEX_CODEC_DATMASK 0xffff
#define VORTEX_CODEC_SPORTCTRL 0x2918c

8
sound/pci/au88x0/au88x0.h
View File

@ -79,6 +79,14 @@
#define VORTEX_RESOURCE_A3D 0x00000004
#define VORTEX_RESOURCE_LAST 0x00000005
/* codec io: VORTEX_CODEC_IO bits */
#define VORTEX_CODEC_ID_SHIFT 24
#define VORTEX_CODEC_WRITE 0x00800000
#define VORTEX_CODEC_ADDSHIFT 16
#define VORTEX_CODEC_ADDMASK 0x7f0000
#define VORTEX_CODEC_DATSHIFT 0
#define VORTEX_CODEC_DATMASK 0xffff
/* Check for SDAC bit in "Extended audio ID" AC97 register */
//#define VORTEX_IS_QUAD(x) (((x)->codec == NULL) ? 0 : ((x)->codec->ext_id&0x80))
#define VORTEX_IS_QUAD(x) ((x)->isquad)

6
sound/pci/au88x0/au88x0_core.c
View File

@ -2532,7 +2532,8 @@ vortex_codec_write(ac97_t * codec, unsigned short addr, unsigned short data)
hwwrite(card->mmio, VORTEX_CODEC_IO,
((addr << VORTEX_CODEC_ADDSHIFT) & VORTEX_CODEC_ADDMASK) |
((data << VORTEX_CODEC_DATSHIFT) & VORTEX_CODEC_DATMASK) |
VORTEX_CODEC_WRITE);
VORTEX_CODEC_WRITE |
(codec->num << VORTEX_CODEC_ID_SHIFT) );
/* Flush Caches. */
hwread(card->mmio, VORTEX_CODEC_IO);
@ -2554,7 +2555,8 @@ static unsigned short vortex_codec_read(ac97_t * codec, unsigned short addr)
}
}
/* set up read address */
read_addr = ((addr << VORTEX_CODEC_ADDSHIFT) & VORTEX_CODEC_ADDMASK);
read_addr = ((addr << VORTEX_CODEC_ADDSHIFT) & VORTEX_CODEC_ADDMASK) |
(codec->num << VORTEX_CODEC_ID_SHIFT) ;
hwwrite(card->mmio, VORTEX_CODEC_IO, read_addr);
/* wait for address */