mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 22:34:56 +07:00
d2912cb15b
Based on 2 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 version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* TXx9 SoC AC Link Controller
|
|
*/
|
|
|
|
#ifndef __TXX9ACLC_H
|
|
#define __TXX9ACLC_H
|
|
|
|
#include <linux/interrupt.h>
|
|
#include <asm/txx9/dmac.h>
|
|
|
|
#define ACCTLEN 0x00 /* control enable */
|
|
#define ACCTLDIS 0x04 /* control disable */
|
|
#define ACCTL_ENLINK 0x00000001 /* enable/disable AC-link */
|
|
#define ACCTL_AUDODMA 0x00000100 /* AUDODMA enable/disable */
|
|
#define ACCTL_AUDIDMA 0x00001000 /* AUDIDMA enable/disable */
|
|
#define ACCTL_AUDOEHLT 0x00010000 /* AUDO error halt
|
|
enable/disable */
|
|
#define ACCTL_AUDIEHLT 0x00100000 /* AUDI error halt
|
|
enable/disable */
|
|
#define ACREGACC 0x08 /* codec register access */
|
|
#define ACREGACC_DAT_SHIFT 0 /* data field */
|
|
#define ACREGACC_REG_SHIFT 16 /* address field */
|
|
#define ACREGACC_CODECID_SHIFT 24 /* CODEC ID field */
|
|
#define ACREGACC_READ 0x80000000 /* CODEC read */
|
|
#define ACREGACC_WRITE 0x00000000 /* CODEC write */
|
|
#define ACINTSTS 0x10 /* interrupt status */
|
|
#define ACINTMSTS 0x14 /* interrupt masked status */
|
|
#define ACINTEN 0x18 /* interrupt enable */
|
|
#define ACINTDIS 0x1c /* interrupt disable */
|
|
#define ACINT_CODECRDY(n) (0x00000001 << (n)) /* CODECn ready */
|
|
#define ACINT_REGACCRDY 0x00000010 /* ACREGACC ready */
|
|
#define ACINT_AUDOERR 0x00000100 /* AUDO underrun error */
|
|
#define ACINT_AUDIERR 0x00001000 /* AUDI overrun error */
|
|
#define ACDMASTS 0x80 /* DMA request status */
|
|
#define ACDMA_AUDO 0x00000001 /* AUDODMA pending */
|
|
#define ACDMA_AUDI 0x00000010 /* AUDIDMA pending */
|
|
#define ACAUDODAT 0xa0 /* audio out data */
|
|
#define ACAUDIDAT 0xb0 /* audio in data */
|
|
#define ACREVID 0xfc /* revision ID */
|
|
|
|
struct txx9aclc_dmadata {
|
|
struct resource *dma_res;
|
|
struct txx9dmac_slave dma_slave;
|
|
struct dma_chan *dma_chan;
|
|
struct tasklet_struct tasklet;
|
|
spinlock_t dma_lock;
|
|
int stream; /* SNDRV_PCM_STREAM_PLAYBACK or SNDRV_PCM_STREAM_CAPTURE */
|
|
struct snd_pcm_substream *substream;
|
|
unsigned long pos;
|
|
dma_addr_t dma_addr;
|
|
unsigned long buffer_bytes;
|
|
unsigned long period_bytes;
|
|
unsigned long frag_bytes;
|
|
int frags;
|
|
int frag_count;
|
|
int dmacount;
|
|
};
|
|
|
|
struct txx9aclc_plat_drvdata {
|
|
void __iomem *base;
|
|
u64 physbase;
|
|
};
|
|
|
|
static inline struct txx9aclc_plat_drvdata *txx9aclc_get_plat_drvdata(
|
|
struct snd_soc_dai *dai)
|
|
{
|
|
return dev_get_drvdata(dai->dev);
|
|
}
|
|
|
|
#endif /* __TXX9ACLC_H */
|