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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
193 lines
7.3 KiB
C
193 lines
7.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Driver for PowerMac AWACS onboard soundchips
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* Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
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* based on dmasound.c.
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*/
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#ifndef __AWACS_H
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#define __AWACS_H
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/*******************************/
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/* AWACs Audio Register Layout */
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/*******************************/
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struct awacs_regs {
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unsigned control; /* Audio control register */
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unsigned pad0[3];
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unsigned codec_ctrl; /* Codec control register */
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unsigned pad1[3];
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unsigned codec_stat; /* Codec status register */
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unsigned pad2[3];
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unsigned clip_count; /* Clipping count register */
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unsigned pad3[3];
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unsigned byteswap; /* Data is little-endian if 1 */
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};
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/*******************/
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/* Audio Bit Masks */
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/*******************/
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/* Audio Control Reg Bit Masks */
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/* ----- ------- --- --- ----- */
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#define MASK_ISFSEL (0xf) /* Input SubFrame Select */
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#define MASK_OSFSEL (0xf << 4) /* Output SubFrame Select */
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#define MASK_RATE (0x7 << 8) /* Sound Rate */
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#define MASK_CNTLERR (0x1 << 11) /* Error */
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#define MASK_PORTCHG (0x1 << 12) /* Port Change */
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#define MASK_IEE (0x1 << 13) /* Enable Interrupt on Error */
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#define MASK_IEPC (0x1 << 14) /* Enable Interrupt on Port Change */
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#define MASK_SSFSEL (0x3 << 15) /* Status SubFrame Select */
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/* Audio Codec Control Reg Bit Masks */
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/* ----- ----- ------- --- --- ----- */
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#define MASK_NEWECMD (0x1 << 24) /* Lock: don't write to reg when 1 */
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#define MASK_EMODESEL (0x3 << 22) /* Send info out on which frame? */
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#define MASK_EXMODEADDR (0x3ff << 12) /* Extended Mode Address -- 10 bits */
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#define MASK_EXMODEDATA (0xfff) /* Extended Mode Data -- 12 bits */
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/* Audio Codec Control Address Values / Masks */
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/* ----- ----- ------- ------- ------ - ----- */
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#define MASK_ADDR0 (0x0 << 12) /* Expanded Data Mode Address 0 */
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#define MASK_ADDR_MUX MASK_ADDR0 /* Mux Control */
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#define MASK_ADDR_GAIN MASK_ADDR0
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#define MASK_ADDR1 (0x1 << 12) /* Expanded Data Mode Address 1 */
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#define MASK_ADDR_MUTE MASK_ADDR1
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#define MASK_ADDR_RATE MASK_ADDR1
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#define MASK_ADDR2 (0x2 << 12) /* Expanded Data Mode Address 2 */
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#define MASK_ADDR_VOLA MASK_ADDR2 /* Volume Control A -- Headphones */
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#define MASK_ADDR_VOLHD MASK_ADDR2
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#define MASK_ADDR4 (0x4 << 12) /* Expanded Data Mode Address 4 */
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#define MASK_ADDR_VOLC MASK_ADDR4 /* Volume Control C -- Speaker */
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#define MASK_ADDR_VOLSPK MASK_ADDR4
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/* additional registers of screamer */
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#define MASK_ADDR5 (0x5 << 12) /* Expanded Data Mode Address 5 */
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#define MASK_ADDR6 (0x6 << 12) /* Expanded Data Mode Address 6 */
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#define MASK_ADDR7 (0x7 << 12) /* Expanded Data Mode Address 7 */
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/* Address 0 Bit Masks & Macros */
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/* ------- - --- ----- - ------ */
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#define MASK_GAINRIGHT (0xf) /* Gain Right Mask */
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#define MASK_GAINLEFT (0xf << 4) /* Gain Left Mask */
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#define MASK_GAINLINE (0x1 << 8) /* Disable Mic preamp */
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#define MASK_GAINMIC (0x0 << 8) /* Enable Mic preamp */
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#define MASK_MUX_CD (0x1 << 9) /* Select CD in MUX */
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#define MASK_MUX_MIC (0x1 << 10) /* Select Mic in MUX */
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#define MASK_MUX_AUDIN (0x1 << 11) /* Select Audio In in MUX */
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#define MASK_MUX_LINE MASK_MUX_AUDIN
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#define SHIFT_GAINLINE 8
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#define SHIFT_MUX_CD 9
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#define SHIFT_MUX_MIC 10
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#define SHIFT_MUX_LINE 11
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#define GAINRIGHT(x) ((x) & MASK_GAINRIGHT)
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#define GAINLEFT(x) (((x) << 4) & MASK_GAINLEFT)
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/* Address 1 Bit Masks */
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/* ------- - --- ----- */
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#define MASK_ADDR1RES1 (0x3) /* Reserved */
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#define MASK_RECALIBRATE (0x1 << 2) /* Recalibrate */
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#define MASK_SAMPLERATE (0x7 << 3) /* Sample Rate: */
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#define MASK_LOOPTHRU (0x1 << 6) /* Loopthrough Enable */
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#define SHIFT_LOOPTHRU 6
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#define MASK_CMUTE (0x1 << 7) /* Output C (Speaker) Mute when 1 */
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#define MASK_SPKMUTE MASK_CMUTE
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#define SHIFT_SPKMUTE 7
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#define MASK_ADDR1RES2 (0x1 << 8) /* Reserved */
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#define MASK_AMUTE (0x1 << 9) /* Output A (Headphone) Mute when 1 */
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#define MASK_HDMUTE MASK_AMUTE
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#define SHIFT_HDMUTE 9
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#define MASK_PAROUT (0x3 << 10) /* Parallel Out (???) */
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#define MASK_PAROUT0 (0x1 << 10) /* Parallel Out (???) */
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#define MASK_PAROUT1 (0x1 << 11) /* Parallel Out (enable speaker) */
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#define SHIFT_PAROUT 10
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#define SHIFT_PAROUT0 10
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#define SHIFT_PAROUT1 11
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#define SAMPLERATE_48000 (0x0 << 3) /* 48 or 44.1 kHz */
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#define SAMPLERATE_32000 (0x1 << 3) /* 32 or 29.4 kHz */
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#define SAMPLERATE_24000 (0x2 << 3) /* 24 or 22.05 kHz */
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#define SAMPLERATE_19200 (0x3 << 3) /* 19.2 or 17.64 kHz */
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#define SAMPLERATE_16000 (0x4 << 3) /* 16 or 14.7 kHz */
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#define SAMPLERATE_12000 (0x5 << 3) /* 12 or 11.025 kHz */
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#define SAMPLERATE_9600 (0x6 << 3) /* 9.6 or 8.82 kHz */
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#define SAMPLERATE_8000 (0x7 << 3) /* 8 or 7.35 kHz */
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/* Address 2 & 4 Bit Masks & Macros */
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/* ------- - - - --- ----- - ------ */
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#define MASK_OUTVOLRIGHT (0xf) /* Output Right Volume */
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#define MASK_ADDR2RES1 (0x2 << 4) /* Reserved */
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#define MASK_ADDR4RES1 MASK_ADDR2RES1
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#define MASK_OUTVOLLEFT (0xf << 6) /* Output Left Volume */
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#define MASK_ADDR2RES2 (0x2 << 10) /* Reserved */
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#define MASK_ADDR4RES2 MASK_ADDR2RES2
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#define VOLRIGHT(x) (((~(x)) & MASK_OUTVOLRIGHT))
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#define VOLLEFT(x) (((~(x)) << 6) & MASK_OUTVOLLEFT)
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/* address 6 */
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#define MASK_MIC_BOOST (0x4) /* screamer mic boost */
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#define SHIFT_MIC_BOOST 2
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/* Audio Codec Status Reg Bit Masks */
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/* ----- ----- ------ --- --- ----- */
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#define MASK_EXTEND (0x1 << 23) /* Extend */
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#define MASK_VALID (0x1 << 22) /* Valid Data? */
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#define MASK_OFLEFT (0x1 << 21) /* Overflow Left */
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#define MASK_OFRIGHT (0x1 << 20) /* Overflow Right */
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#define MASK_ERRCODE (0xf << 16) /* Error Code */
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#define MASK_REVISION (0xf << 12) /* Revision Number */
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#define MASK_MFGID (0xf << 8) /* Mfg. ID */
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#define MASK_CODSTATRES (0xf << 4) /* bits 4 - 7 reserved */
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#define MASK_INSENSE (0xf) /* port sense bits: */
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#define MASK_HDPCONN 8 /* headphone plugged in */
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#define MASK_LOCONN 4 /* line-out plugged in */
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#define MASK_LICONN 2 /* line-in plugged in */
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#define MASK_MICCONN 1 /* microphone plugged in */
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#define MASK_LICONN_IMAC 8 /* line-in plugged in */
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#define MASK_HDPRCONN_IMAC 4 /* headphone right plugged in */
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#define MASK_HDPLCONN_IMAC 2 /* headphone left plugged in */
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#define MASK_LOCONN_IMAC 1 /* line-out plugged in */
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/* Clipping Count Reg Bit Masks */
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/* -------- ----- --- --- ----- */
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#define MASK_CLIPLEFT (0xff << 7) /* Clipping Count, Left Channel */
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#define MASK_CLIPRIGHT (0xff) /* Clipping Count, Right Channel */
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/* DBDMA ChannelStatus Bit Masks */
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/* ----- ------------- --- ----- */
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#define MASK_CSERR (0x1 << 7) /* Error */
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#define MASK_EOI (0x1 << 6) /* End of Input --
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only for Input Channel */
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#define MASK_CSUNUSED (0x1f << 1) /* bits 1-5 not used */
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#define MASK_WAIT (0x1) /* Wait */
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/* Various Rates */
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/* ------- ----- */
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#define RATE_48000 (0x0 << 8) /* 48 kHz */
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#define RATE_44100 (0x0 << 8) /* 44.1 kHz */
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#define RATE_32000 (0x1 << 8) /* 32 kHz */
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#define RATE_29400 (0x1 << 8) /* 29.4 kHz */
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#define RATE_24000 (0x2 << 8) /* 24 kHz */
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#define RATE_22050 (0x2 << 8) /* 22.05 kHz */
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#define RATE_19200 (0x3 << 8) /* 19.2 kHz */
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#define RATE_17640 (0x3 << 8) /* 17.64 kHz */
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#define RATE_16000 (0x4 << 8) /* 16 kHz */
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#define RATE_14700 (0x4 << 8) /* 14.7 kHz */
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#define RATE_12000 (0x5 << 8) /* 12 kHz */
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#define RATE_11025 (0x5 << 8) /* 11.025 kHz */
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#define RATE_9600 (0x6 << 8) /* 9.6 kHz */
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#define RATE_8820 (0x6 << 8) /* 8.82 kHz */
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#define RATE_8000 (0x7 << 8) /* 8 kHz */
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#define RATE_7350 (0x7 << 8) /* 7.35 kHz */
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#define RATE_LOW 1 /* HIGH = 48kHz, etc; LOW = 44.1kHz, etc. */
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#endif /* __AWACS_H */
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