mirror of
https://github.com/torvalds/linux.git
synced 2025-11-04 02:30:34 +02:00
eb062e47f7
While sst_dsp_get_thread_context() is declared as solution-agnostic, it is only used by /skylake/ solution. Majority of thread_context field usages are direct accesses. Improve code cohesiveness and convert to single usage model. Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Liam Girdwood <liam.r.girdwood@intel.com> Link: https://lore.kernel.org/r/20201006064907.16277-14-cezary.rojewski@intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
101 lines
1.8 KiB
C
101 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Intel Smart Sound Technology
|
|
*
|
|
* Copyright (C) 2013, Intel Corporation. All rights reserved.
|
|
*/
|
|
|
|
#ifndef __SOUND_SOC_SST_DSP_PRIV_H
|
|
#define __SOUND_SOC_SST_DSP_PRIV_H
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/firmware.h>
|
|
|
|
#include "../skylake/skl-sst-dsp.h"
|
|
|
|
/*
|
|
* DSP Operations exported by platform Audio DSP driver.
|
|
*/
|
|
struct sst_ops {
|
|
/* Shim IO */
|
|
void (*write)(void __iomem *addr, u32 offset, u32 value);
|
|
u32 (*read)(void __iomem *addr, u32 offset);
|
|
|
|
/* IRQ handlers */
|
|
irqreturn_t (*irq_handler)(int irq, void *context);
|
|
|
|
/* SST init and free */
|
|
int (*init)(struct sst_dsp *sst);
|
|
void (*free)(struct sst_dsp *sst);
|
|
};
|
|
|
|
/*
|
|
* Audio DSP memory offsets and addresses.
|
|
*/
|
|
struct sst_addr {
|
|
u32 sram0_base;
|
|
u32 sram1_base;
|
|
u32 w0_stat_sz;
|
|
u32 w0_up_sz;
|
|
void __iomem *lpe;
|
|
void __iomem *shim;
|
|
};
|
|
|
|
/*
|
|
* Audio DSP Mailbox configuration.
|
|
*/
|
|
struct sst_mailbox {
|
|
void __iomem *in_base;
|
|
void __iomem *out_base;
|
|
size_t in_size;
|
|
size_t out_size;
|
|
};
|
|
|
|
/*
|
|
* Generic SST Shim Interface.
|
|
*/
|
|
struct sst_dsp {
|
|
|
|
/* Shared for all platforms */
|
|
|
|
/* runtime */
|
|
struct sst_dsp_device *sst_dev;
|
|
spinlock_t spinlock; /* IPC locking */
|
|
struct mutex mutex; /* DSP FW lock */
|
|
struct device *dev;
|
|
void *thread_context;
|
|
int irq;
|
|
u32 id;
|
|
|
|
/* operations */
|
|
struct sst_ops *ops;
|
|
|
|
/* debug FS */
|
|
struct dentry *debugfs_root;
|
|
|
|
/* base addresses */
|
|
struct sst_addr addr;
|
|
|
|
/* mailbox */
|
|
struct sst_mailbox mailbox;
|
|
|
|
/* SST FW files loaded and their modules */
|
|
struct list_head module_list;
|
|
|
|
/* SKL data */
|
|
|
|
const char *fw_name;
|
|
|
|
/* To allocate CL dma buffers */
|
|
struct skl_dsp_loader_ops dsp_ops;
|
|
struct skl_dsp_fw_ops fw_ops;
|
|
int sst_state;
|
|
struct skl_cl_dev cl_dev;
|
|
u32 intr_status;
|
|
const struct firmware *fw;
|
|
struct snd_dma_buffer dmab;
|
|
};
|
|
|
|
#endif
|