sound/ac97/regs.h

1 /* SPDX-License-Identifier: GPL-2.0+
6  *  For more details look to AC '97 component specification revision 2.1
33 /* range 0x28-0x3a - AUDIO AC'97 2.0 extensions */
44 /* range 0x3c-0x58 - MODEM */
59 /* range 0x5a-0x7b - Vendor Specific */
60 #define AC97_VENDOR_ID1		0x7c	/* Vendor ID1 */
61 #define AC97_VENDOR_ID2		0x7e	/* Vendor ID2 / revision */
62 /* range 0x60-0x6f (page 1) - extended codec registers */
63 #define AC97_CODEC_CLASS_REV	0x60	/* Codec Class/Revision */
108 #define AC97_BC_16BIT_DAC	0x0000	/* 16-bit DAC resolution */
109 #define AC97_BC_18BIT_DAC	0x0040	/* 18-bit DAC resolution */
110 #define AC97_BC_20BIT_DAC	0x0080	/* 20-bit DAC resolution */
112 #define AC97_BC_16BIT_ADC	0x0000	/* 16-bit ADC resolution */
113 #define AC97_BC_18BIT_ADC	0x0100	/* 18-bit ADC resolution */
114 #define AC97_BC_20BIT_ADC	0x0200	/* 20-bit ADC resolution */
116 #define AC97_BC_3D_TECH_ID_MASK	0x7c00	/* Per-vendor ID of 3D enhancement */
132 #define AC97_PD_PR4		0x1000	/* Power down AC-Link */
148 #define AC97_EI_REV_MASK	0x0c00	/* AC'97 revision mask */
149 #define AC97_EI_REV_22		0x0400	/* AC'97 revision 2.2 */
150 #define AC97_EI_REV_23		0x0800	/* AC'97 revision 2.3 */
157 #define AC97_EA_DRA		0x0002	/* Double-rate audio enable bit */
194 #define AC97_PAGE_VENDOR	0	/* Vendor-specific registers */