ccc2f0c1b6
These registers enable the HDaudio DMA hardware to split/merge data from different PDIs, possibly on different links. This capability exists for all types of HDaudio extended links, but for now is only required for SoundWire. In the SSP/DMIC case, the IP is programmed by the DSP firmware. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com Reviewed-by: Rander Wang <rander.wang@intel.com Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com Link: https://lore.kernel.org/r/20230512174611.84372-7-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org
181 lines
5.9 KiB
C
181 lines
5.9 KiB
C
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
|
|
/*
|
|
* This file is provided under a dual BSD/GPLv2 license. When using or
|
|
* redistributing this file, you may do so under either license.
|
|
*
|
|
* Copyright(c) 2022-2023 Intel Corporation. All rights reserved.
|
|
*/
|
|
|
|
struct hdac_bus;
|
|
struct hdac_ext_link;
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_MLINK)
|
|
|
|
int hda_bus_ml_init(struct hdac_bus *bus);
|
|
void hda_bus_ml_free(struct hdac_bus *bus);
|
|
|
|
int hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid);
|
|
void hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable);
|
|
bool hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid);
|
|
|
|
int hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd);
|
|
int hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd);
|
|
|
|
int hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid);
|
|
int hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus);
|
|
|
|
void hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
|
|
void hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink);
|
|
|
|
int hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid);
|
|
int hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus);
|
|
|
|
bool hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid);
|
|
bool hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus);
|
|
|
|
int hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink);
|
|
int hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
|
|
|
|
int hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink);
|
|
int hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
|
|
|
|
int hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink);
|
|
int hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink);
|
|
|
|
int hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num);
|
|
|
|
int hdac_bus_eml_sdw_map_stream_ch(struct hdac_bus *bus, int sublink, int y,
|
|
int channel_mask, int stream_id, int dir);
|
|
|
|
void hda_bus_ml_put_all(struct hdac_bus *bus);
|
|
void hda_bus_ml_reset_losidv(struct hdac_bus *bus);
|
|
int hda_bus_ml_resume(struct hdac_bus *bus);
|
|
int hda_bus_ml_suspend(struct hdac_bus *bus);
|
|
|
|
struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus);
|
|
struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus);
|
|
struct hdac_ext_link *hdac_bus_eml_sdw_get_hlink(struct hdac_bus *bus);
|
|
|
|
struct mutex *hdac_bus_eml_get_mutex(struct hdac_bus *bus, bool alt, int elid);
|
|
|
|
int hdac_bus_eml_enable_offload(struct hdac_bus *bus, bool alt, int elid, bool enable);
|
|
|
|
#else
|
|
|
|
static inline int
|
|
hda_bus_ml_init(struct hdac_bus *bus) { return 0; }
|
|
|
|
static inline void hda_bus_ml_free(struct hdac_bus *bus) { }
|
|
|
|
static inline int
|
|
hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid) { return 0; }
|
|
|
|
static inline void
|
|
hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
|
|
|
|
static inline bool
|
|
hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid) { return false; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus) { return 0; }
|
|
|
|
static inline void
|
|
hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink) { }
|
|
|
|
static inline void
|
|
hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink) { }
|
|
|
|
static inline int
|
|
hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid) { return 0; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus) { return 0; }
|
|
|
|
static inline bool
|
|
hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid) { return false; }
|
|
|
|
static inline bool
|
|
hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus) { return false; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink) { return 0; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink) { return 0; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num) { return 0; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_sdw_map_stream_ch(struct hdac_bus *bus, int sublink, int y,
|
|
int channel_mask, int stream_id, int dir)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void hda_bus_ml_put_all(struct hdac_bus *bus) { }
|
|
static inline void hda_bus_ml_reset_losidv(struct hdac_bus *bus) { }
|
|
static inline int hda_bus_ml_resume(struct hdac_bus *bus) { return 0; }
|
|
static inline int hda_bus_ml_suspend(struct hdac_bus *bus) { return 0; }
|
|
|
|
static inline struct hdac_ext_link *
|
|
hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus) { return NULL; }
|
|
|
|
static inline struct hdac_ext_link *
|
|
hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus) { return NULL; }
|
|
|
|
static inline struct hdac_ext_link *
|
|
hdac_bus_eml_sdw_get_hlink(struct hdac_bus *bus) { return NULL; }
|
|
|
|
static inline struct mutex *
|
|
hdac_bus_eml_get_mutex(struct hdac_bus *bus, bool alt, int elid) { return NULL; }
|
|
|
|
static inline int
|
|
hdac_bus_eml_enable_offload(struct hdac_bus *bus, bool alt, int elid, bool enable)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_SND_SOC_SOF_HDA */
|