189 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef __SOUND_HDAUDIO_EXT_H3#define __SOUND_HDAUDIO_EXT_H4 5#include <linux/io-64-nonatomic-lo-hi.h>6#include <linux/iopoll.h>7#include <sound/hdaudio.h>8 9int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,10 const struct hdac_bus_ops *ops,11 const struct hdac_ext_bus_ops *ext_ops);12 13void snd_hdac_ext_bus_exit(struct hdac_bus *bus);14void snd_hdac_ext_bus_device_remove(struct hdac_bus *bus);15 16#define HDA_CODEC_REV_EXT_ENTRY(_vid, _rev, _name, drv_data) \17 { .vendor_id = (_vid), .rev_id = (_rev), .name = (_name), \18 .api_version = HDA_DEV_ASOC, \19 .driver_data = (unsigned long)(drv_data) }20#define HDA_CODEC_EXT_ENTRY(_vid, _revid, _name, _drv_data) \21 HDA_CODEC_REV_EXT_ENTRY(_vid, _revid, _name, _drv_data)22 23void snd_hdac_ext_bus_ppcap_enable(struct hdac_bus *chip, bool enable);24void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_bus *chip, bool enable);25 26int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus);27struct hdac_ext_link *snd_hdac_ext_bus_get_hlink_by_addr(struct hdac_bus *bus, int addr);28struct hdac_ext_link *snd_hdac_ext_bus_get_hlink_by_name(struct hdac_bus *bus,29 const char *codec_name);30 31enum hdac_ext_stream_type {32 HDAC_EXT_STREAM_TYPE_COUPLED = 0,33 HDAC_EXT_STREAM_TYPE_HOST,34 HDAC_EXT_STREAM_TYPE_LINK35};36 37/**38 * hdac_ext_stream: HDAC extended stream for extended HDA caps39 *40 * @hstream: hdac_stream41 * @pphc_addr: processing pipe host stream pointer42 * @pplc_addr: processing pipe link stream pointer43 * @decoupled: stream host and link is decoupled44 * @link_locked: link is locked45 * @link_prepared: link is prepared46 * @link_substream: link substream47 */48struct hdac_ext_stream {49 struct hdac_stream hstream;50 51 void __iomem *pphc_addr;52 void __iomem *pplc_addr;53 54 u32 pphcllpl;55 u32 pphcllpu;56 u32 pphcldpl;57 u32 pphcldpu;58 59 u32 pplcllpl;60 u32 pplcllpu;61 62 bool decoupled:1;63 bool link_locked:1;64 bool link_prepared;65 66 int (*host_setup)(struct hdac_stream *, bool);67 68 struct snd_pcm_substream *link_substream;69};70 71#define hdac_stream(s) (&(s)->hstream)72#define stream_to_hdac_ext_stream(s) \73 container_of(s, struct hdac_ext_stream, hstream)74 75int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx,76 int num_stream, int dir);77void snd_hdac_ext_stream_free_all(struct hdac_bus *bus);78void snd_hdac_ext_link_free_all(struct hdac_bus *bus);79struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_bus *bus,80 struct snd_pcm_substream *substream,81 int type);82void snd_hdac_ext_stream_release(struct hdac_ext_stream *hext_stream, int type);83struct hdac_ext_stream *snd_hdac_ext_cstream_assign(struct hdac_bus *bus,84 struct snd_compr_stream *cstream);85void snd_hdac_ext_stream_decouple_locked(struct hdac_bus *bus,86 struct hdac_ext_stream *hext_stream, bool decouple);87void snd_hdac_ext_stream_decouple(struct hdac_bus *bus,88 struct hdac_ext_stream *azx_dev, bool decouple);89 90void snd_hdac_ext_stream_start(struct hdac_ext_stream *hext_stream);91void snd_hdac_ext_stream_clear(struct hdac_ext_stream *hext_stream);92void snd_hdac_ext_stream_reset(struct hdac_ext_stream *hext_stream);93int snd_hdac_ext_stream_setup(struct hdac_ext_stream *hext_stream, int fmt);94int snd_hdac_ext_host_stream_setup(struct hdac_ext_stream *hext_stream, bool code_loading);95 96struct hdac_ext_link {97 struct hdac_bus *bus;98 int index;99 void __iomem *ml_addr; /* link output stream reg pointer */100 u32 lcaps; /* link capablities */101 u16 lsdiid; /* link sdi identifier */102 103 int ref_count;104 105 struct list_head list;106};107 108int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *hlink);109int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *hlink);110int snd_hdac_ext_bus_link_power_up_all(struct hdac_bus *bus);111int snd_hdac_ext_bus_link_power_down_all(struct hdac_bus *bus);112void snd_hdac_ext_bus_link_set_stream_id(struct hdac_ext_link *hlink,113 int stream);114void snd_hdac_ext_bus_link_clear_stream_id(struct hdac_ext_link *hlink,115 int stream);116 117int snd_hdac_ext_bus_link_get(struct hdac_bus *bus, struct hdac_ext_link *hlink);118int snd_hdac_ext_bus_link_put(struct hdac_bus *bus, struct hdac_ext_link *hlink);119 120void snd_hdac_ext_bus_link_power(struct hdac_device *codec, bool enable);121 122#define snd_hdac_adsp_writeb(chip, reg, value) \123 snd_hdac_reg_writeb(chip, (chip)->dsp_ba + (reg), value)124#define snd_hdac_adsp_readb(chip, reg) \125 snd_hdac_reg_readb(chip, (chip)->dsp_ba + (reg))126#define snd_hdac_adsp_writew(chip, reg, value) \127 snd_hdac_reg_writew(chip, (chip)->dsp_ba + (reg), value)128#define snd_hdac_adsp_readw(chip, reg) \129 snd_hdac_reg_readw(chip, (chip)->dsp_ba + (reg))130#define snd_hdac_adsp_writel(chip, reg, value) \131 snd_hdac_reg_writel(chip, (chip)->dsp_ba + (reg), value)132#define snd_hdac_adsp_readl(chip, reg) \133 snd_hdac_reg_readl(chip, (chip)->dsp_ba + (reg))134#define snd_hdac_adsp_writeq(chip, reg, value) \135 snd_hdac_reg_writeq(chip, (chip)->dsp_ba + (reg), value)136#define snd_hdac_adsp_readq(chip, reg) \137 snd_hdac_reg_readq(chip, (chip)->dsp_ba + (reg))138 139#define snd_hdac_adsp_updateb(chip, reg, mask, val) \140 snd_hdac_adsp_writeb(chip, reg, \141 (snd_hdac_adsp_readb(chip, reg) & ~(mask)) | (val))142#define snd_hdac_adsp_updatew(chip, reg, mask, val) \143 snd_hdac_adsp_writew(chip, reg, \144 (snd_hdac_adsp_readw(chip, reg) & ~(mask)) | (val))145#define snd_hdac_adsp_updatel(chip, reg, mask, val) \146 snd_hdac_adsp_writel(chip, reg, \147 (snd_hdac_adsp_readl(chip, reg) & ~(mask)) | (val))148#define snd_hdac_adsp_updateq(chip, reg, mask, val) \149 snd_hdac_adsp_writeq(chip, reg, \150 (snd_hdac_adsp_readq(chip, reg) & ~(mask)) | (val))151 152#define snd_hdac_adsp_readb_poll(chip, reg, val, cond, delay_us, timeout_us) \153 readb_poll_timeout((chip)->dsp_ba + (reg), val, cond, \154 delay_us, timeout_us)155#define snd_hdac_adsp_readw_poll(chip, reg, val, cond, delay_us, timeout_us) \156 readw_poll_timeout((chip)->dsp_ba + (reg), val, cond, \157 delay_us, timeout_us)158#define snd_hdac_adsp_readl_poll(chip, reg, val, cond, delay_us, timeout_us) \159 readl_poll_timeout((chip)->dsp_ba + (reg), val, cond, \160 delay_us, timeout_us)161#define snd_hdac_adsp_readq_poll(chip, reg, val, cond, delay_us, timeout_us) \162 readq_poll_timeout((chip)->dsp_ba + (reg), val, cond, \163 delay_us, timeout_us)164 165struct hdac_ext_device;166 167/* ops common to all codec drivers */168struct hdac_ext_codec_ops {169 int (*build_controls)(struct hdac_ext_device *dev);170 int (*init)(struct hdac_ext_device *dev);171 void (*free)(struct hdac_ext_device *dev);172};173 174struct hda_dai_map {175 char *dai_name;176 hda_nid_t nid;177 u32 maxbps;178};179 180struct hdac_ext_dma_params {181 u32 format;182 u8 stream_tag;183};184 185int snd_hda_ext_driver_register(struct hdac_driver *drv);186void snd_hda_ext_driver_unregister(struct hdac_driver *drv);187 188#endif /* __SOUND_HDAUDIO_EXT_H */189