1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __SOUND_HDAUDIO_EXT_H 3*4882a593Smuzhiyun #define __SOUND_HDAUDIO_EXT_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <sound/hdaudio.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev, 8*4882a593Smuzhiyun const struct hdac_bus_ops *ops, 9*4882a593Smuzhiyun const struct hdac_ext_bus_ops *ext_ops); 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun void snd_hdac_ext_bus_exit(struct hdac_bus *bus); 12*4882a593Smuzhiyun int snd_hdac_ext_bus_device_init(struct hdac_bus *bus, int addr, 13*4882a593Smuzhiyun struct hdac_device *hdev, int type); 14*4882a593Smuzhiyun void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev); 15*4882a593Smuzhiyun void snd_hdac_ext_bus_device_remove(struct hdac_bus *bus); 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #define HDA_CODEC_REV_EXT_ENTRY(_vid, _rev, _name, drv_data) \ 18*4882a593Smuzhiyun { .vendor_id = (_vid), .rev_id = (_rev), .name = (_name), \ 19*4882a593Smuzhiyun .api_version = HDA_DEV_ASOC, \ 20*4882a593Smuzhiyun .driver_data = (unsigned long)(drv_data) } 21*4882a593Smuzhiyun #define HDA_CODEC_EXT_ENTRY(_vid, _revid, _name, _drv_data) \ 22*4882a593Smuzhiyun HDA_CODEC_REV_EXT_ENTRY(_vid, _revid, _name, _drv_data) 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun void snd_hdac_ext_bus_ppcap_enable(struct hdac_bus *chip, bool enable); 25*4882a593Smuzhiyun void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_bus *chip, bool enable); 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun void snd_hdac_ext_stream_spbcap_enable(struct hdac_bus *chip, 28*4882a593Smuzhiyun bool enable, int index); 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus); 31*4882a593Smuzhiyun struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_bus *bus, 32*4882a593Smuzhiyun const char *codec_name); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun enum hdac_ext_stream_type { 35*4882a593Smuzhiyun HDAC_EXT_STREAM_TYPE_COUPLED = 0, 36*4882a593Smuzhiyun HDAC_EXT_STREAM_TYPE_HOST, 37*4882a593Smuzhiyun HDAC_EXT_STREAM_TYPE_LINK 38*4882a593Smuzhiyun }; 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun /** 41*4882a593Smuzhiyun * hdac_ext_stream: HDAC extended stream for extended HDA caps 42*4882a593Smuzhiyun * 43*4882a593Smuzhiyun * @hstream: hdac_stream 44*4882a593Smuzhiyun * @pphc_addr: processing pipe host stream pointer 45*4882a593Smuzhiyun * @pplc_addr: processing pipe link stream pointer 46*4882a593Smuzhiyun * @spib_addr: software position in buffers stream pointer 47*4882a593Smuzhiyun * @fifo_addr: software position Max fifos stream pointer 48*4882a593Smuzhiyun * @dpibr_addr: DMA position in buffer resume pointer 49*4882a593Smuzhiyun * @dpib: DMA position in buffer 50*4882a593Smuzhiyun * @lpib: Linear position in buffer 51*4882a593Smuzhiyun * @decoupled: stream host and link is decoupled 52*4882a593Smuzhiyun * @link_locked: link is locked 53*4882a593Smuzhiyun * @link_prepared: link is prepared 54*4882a593Smuzhiyun * link_substream: link substream 55*4882a593Smuzhiyun */ 56*4882a593Smuzhiyun struct hdac_ext_stream { 57*4882a593Smuzhiyun struct hdac_stream hstream; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun void __iomem *pphc_addr; 60*4882a593Smuzhiyun void __iomem *pplc_addr; 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun void __iomem *spib_addr; 63*4882a593Smuzhiyun void __iomem *fifo_addr; 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun void __iomem *dpibr_addr; 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun u32 dpib; 68*4882a593Smuzhiyun u32 lpib; 69*4882a593Smuzhiyun bool decoupled:1; 70*4882a593Smuzhiyun bool link_locked:1; 71*4882a593Smuzhiyun bool link_prepared; 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun struct snd_pcm_substream *link_substream; 74*4882a593Smuzhiyun }; 75*4882a593Smuzhiyun 76*4882a593Smuzhiyun #define hdac_stream(s) (&(s)->hstream) 77*4882a593Smuzhiyun #define stream_to_hdac_ext_stream(s) \ 78*4882a593Smuzhiyun container_of(s, struct hdac_ext_stream, hstream) 79*4882a593Smuzhiyun 80*4882a593Smuzhiyun void snd_hdac_ext_stream_init(struct hdac_bus *bus, 81*4882a593Smuzhiyun struct hdac_ext_stream *stream, int idx, 82*4882a593Smuzhiyun int direction, int tag); 83*4882a593Smuzhiyun int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx, 84*4882a593Smuzhiyun int num_stream, int dir); 85*4882a593Smuzhiyun void snd_hdac_stream_free_all(struct hdac_bus *bus); 86*4882a593Smuzhiyun void snd_hdac_link_free_all(struct hdac_bus *bus); 87*4882a593Smuzhiyun struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_bus *bus, 88*4882a593Smuzhiyun struct snd_pcm_substream *substream, 89*4882a593Smuzhiyun int type); 90*4882a593Smuzhiyun void snd_hdac_ext_stream_release(struct hdac_ext_stream *azx_dev, int type); 91*4882a593Smuzhiyun void snd_hdac_ext_stream_decouple_locked(struct hdac_bus *bus, 92*4882a593Smuzhiyun struct hdac_ext_stream *azx_dev, bool decouple); 93*4882a593Smuzhiyun void snd_hdac_ext_stream_decouple(struct hdac_bus *bus, 94*4882a593Smuzhiyun struct hdac_ext_stream *azx_dev, bool decouple); 95*4882a593Smuzhiyun void snd_hdac_ext_stop_streams(struct hdac_bus *bus); 96*4882a593Smuzhiyun 97*4882a593Smuzhiyun int snd_hdac_ext_stream_set_spib(struct hdac_bus *bus, 98*4882a593Smuzhiyun struct hdac_ext_stream *stream, u32 value); 99*4882a593Smuzhiyun int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_bus *bus, 100*4882a593Smuzhiyun struct hdac_ext_stream *stream); 101*4882a593Smuzhiyun void snd_hdac_ext_stream_drsm_enable(struct hdac_bus *bus, 102*4882a593Smuzhiyun bool enable, int index); 103*4882a593Smuzhiyun int snd_hdac_ext_stream_set_dpibr(struct hdac_bus *bus, 104*4882a593Smuzhiyun struct hdac_ext_stream *stream, u32 value); 105*4882a593Smuzhiyun int snd_hdac_ext_stream_set_lpib(struct hdac_ext_stream *stream, u32 value); 106*4882a593Smuzhiyun 107*4882a593Smuzhiyun void snd_hdac_ext_link_stream_start(struct hdac_ext_stream *hstream); 108*4882a593Smuzhiyun void snd_hdac_ext_link_stream_clear(struct hdac_ext_stream *hstream); 109*4882a593Smuzhiyun void snd_hdac_ext_link_stream_reset(struct hdac_ext_stream *hstream); 110*4882a593Smuzhiyun int snd_hdac_ext_link_stream_setup(struct hdac_ext_stream *stream, int fmt); 111*4882a593Smuzhiyun 112*4882a593Smuzhiyun struct hdac_ext_link { 113*4882a593Smuzhiyun struct hdac_bus *bus; 114*4882a593Smuzhiyun int index; 115*4882a593Smuzhiyun void __iomem *ml_addr; /* link output stream reg pointer */ 116*4882a593Smuzhiyun u32 lcaps; /* link capablities */ 117*4882a593Smuzhiyun u16 lsdiid; /* link sdi identifier */ 118*4882a593Smuzhiyun 119*4882a593Smuzhiyun int ref_count; 120*4882a593Smuzhiyun 121*4882a593Smuzhiyun struct list_head list; 122*4882a593Smuzhiyun }; 123*4882a593Smuzhiyun 124*4882a593Smuzhiyun int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *link); 125*4882a593Smuzhiyun int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link); 126*4882a593Smuzhiyun int snd_hdac_ext_bus_link_power_up_all(struct hdac_bus *bus); 127*4882a593Smuzhiyun int snd_hdac_ext_bus_link_power_down_all(struct hdac_bus *bus); 128*4882a593Smuzhiyun void snd_hdac_ext_link_set_stream_id(struct hdac_ext_link *link, 129*4882a593Smuzhiyun int stream); 130*4882a593Smuzhiyun void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link, 131*4882a593Smuzhiyun int stream); 132*4882a593Smuzhiyun 133*4882a593Smuzhiyun int snd_hdac_ext_bus_link_get(struct hdac_bus *bus, struct hdac_ext_link *link); 134*4882a593Smuzhiyun int snd_hdac_ext_bus_link_put(struct hdac_bus *bus, struct hdac_ext_link *link); 135*4882a593Smuzhiyun 136*4882a593Smuzhiyun /* update register macro */ 137*4882a593Smuzhiyun #define snd_hdac_updatel(addr, reg, mask, val) \ 138*4882a593Smuzhiyun writel(((readl(addr + reg) & ~(mask)) | (val)), \ 139*4882a593Smuzhiyun addr + reg) 140*4882a593Smuzhiyun 141*4882a593Smuzhiyun #define snd_hdac_updatew(addr, reg, mask, val) \ 142*4882a593Smuzhiyun writew(((readw(addr + reg) & ~(mask)) | (val)), \ 143*4882a593Smuzhiyun addr + reg) 144*4882a593Smuzhiyun 145*4882a593Smuzhiyun 146*4882a593Smuzhiyun struct hdac_ext_device; 147*4882a593Smuzhiyun 148*4882a593Smuzhiyun /* ops common to all codec drivers */ 149*4882a593Smuzhiyun struct hdac_ext_codec_ops { 150*4882a593Smuzhiyun int (*build_controls)(struct hdac_ext_device *dev); 151*4882a593Smuzhiyun int (*init)(struct hdac_ext_device *dev); 152*4882a593Smuzhiyun void (*free)(struct hdac_ext_device *dev); 153*4882a593Smuzhiyun }; 154*4882a593Smuzhiyun 155*4882a593Smuzhiyun struct hda_dai_map { 156*4882a593Smuzhiyun char *dai_name; 157*4882a593Smuzhiyun hda_nid_t nid; 158*4882a593Smuzhiyun u32 maxbps; 159*4882a593Smuzhiyun }; 160*4882a593Smuzhiyun 161*4882a593Smuzhiyun struct hdac_ext_dma_params { 162*4882a593Smuzhiyun u32 format; 163*4882a593Smuzhiyun u8 stream_tag; 164*4882a593Smuzhiyun }; 165*4882a593Smuzhiyun 166*4882a593Smuzhiyun int snd_hda_ext_driver_register(struct hdac_driver *drv); 167*4882a593Smuzhiyun void snd_hda_ext_driver_unregister(struct hdac_driver *drv); 168*4882a593Smuzhiyun 169*4882a593Smuzhiyun #endif /* __SOUND_HDAUDIO_EXT_H */ 170