linux_dsm_epyc7002/sound/soc/intel/skylake/skl.h
Vinod Koul ab1b732d53 ASoC: Intel: Skylake: Move i915 registration to worker thread
The i915 component framework expects the caller to be invoking
snd_hdac_i915_init() from a thread context. Otherwise it results in
lockups on drm side.

So move the registering of component interface and probing of codecs on
this bus to a worker thread.

init_failed in skl structure is not used currently, so renamed to
init_done and used to track the initialization done in worker thread.

Reported-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Sodhi, VunnyX <vunnyx.sodhi@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2017-05-14 18:48:57 +09:00

120 lines
3.3 KiB
C

/*
* skl.h - HD Audio skylake defintions.
*
* Copyright (C) 2015 Intel Corp
* Author: Jeeja KP <jeeja.kp@intel.com>
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* 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; version 2 of the License.
*
* 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.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
*/
#ifndef __SOUND_SOC_SKL_H
#define __SOUND_SOC_SKL_H
#include <sound/hda_register.h>
#include <sound/hdaudio_ext.h>
#include "skl-nhlt.h"
#define SKL_SUSPEND_DELAY 2000
#define AZX_PCIREG_PGCTL 0x44
#define AZX_PGCTL_LSRMD_MASK (1 << 4)
#define AZX_PCIREG_CGCTL 0x48
#define AZX_CGCTL_MISCBDCGE_MASK (1 << 6)
/* D0I3C Register fields */
#define AZX_REG_VS_D0I3C_CIP 0x1 /* Command in progress */
#define AZX_REG_VS_D0I3C_I3 0x4 /* D0i3 enable */
struct skl_dsp_resource {
u32 max_mcps;
u32 max_mem;
u32 mcps;
u32 mem;
};
struct skl {
struct hdac_ext_bus ebus;
struct pci_dev *pci;
unsigned int init_done:1; /* delayed init status */
struct platform_device *dmic_dev;
struct platform_device *i2s_dev;
struct snd_soc_platform *platform;
struct nhlt_acpi_table *nhlt; /* nhlt ptr */
struct skl_sst *skl_sst; /* sst skl ctx */
struct skl_dsp_resource resource;
struct list_head ppl_list;
struct list_head bind_list;
const char *fw_name;
char tplg_name[64];
unsigned short pci_id;
const struct firmware *tplg;
int supend_active;
struct work_struct probe_work;
};
#define skl_to_ebus(s) (&(s)->ebus)
#define ebus_to_skl(sbus) \
container_of(sbus, struct skl, sbus)
/* to pass dai dma data */
struct skl_dma_params {
u32 format;
u8 stream_tag;
};
/* to pass dmic data */
struct skl_machine_pdata {
u32 dmic_num;
};
struct skl_dsp_ops {
int id;
struct skl_dsp_loader_ops (*loader_ops)(void);
int (*init)(struct device *dev, void __iomem *mmio_base,
int irq, const char *fw_name,
struct skl_dsp_loader_ops loader_ops,
struct skl_sst **skl_sst);
int (*init_fw)(struct device *dev, struct skl_sst *ctx);
void (*cleanup)(struct device *dev, struct skl_sst *ctx);
};
int skl_platform_unregister(struct device *dev);
int skl_platform_register(struct device *dev);
struct nhlt_acpi_table *skl_nhlt_init(struct device *dev);
void skl_nhlt_free(struct nhlt_acpi_table *addr);
struct nhlt_specific_cfg *skl_get_ep_blob(struct skl *skl, u32 instance,
u8 link_type, u8 s_fmt, u8 no_ch,
u32 s_rate, u8 dirn, u8 dev_type);
int skl_get_dmic_geo(struct skl *skl);
int skl_nhlt_update_topology_bin(struct skl *skl);
int skl_init_dsp(struct skl *skl);
int skl_free_dsp(struct skl *skl);
int skl_suspend_late_dsp(struct skl *skl);
int skl_suspend_dsp(struct skl *skl);
int skl_resume_dsp(struct skl *skl);
void skl_cleanup_resources(struct skl *skl);
const struct skl_dsp_ops *skl_get_dsp_ops(int pci_id);
void skl_update_d0i3c(struct device *dev, bool enable);
int skl_nhlt_create_sysfs(struct skl *skl);
void skl_nhlt_remove_sysfs(struct skl *skl);
#endif /* __SOUND_SOC_SKL_H */