diff options
| -rw-r--r-- | include/sound/hdaudio_ext.h | 12 | ||||
| -rw-r--r-- | sound/hda/ext/hdac_ext_controller.c | 75 |
2 files changed, 0 insertions, 87 deletions
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h index b9593b201599..8660a7f10851 100644 --- a/include/sound/hdaudio_ext.h +++ b/include/sound/hdaudio_ext.h @@ -8,11 +8,6 @@ * * @bus: hdac bus * @num_streams: streams supported - * @ppcap: pp capabilities pointer - * @spbcap: SPIB capabilities pointer - * @mlcap: MultiLink capabilities pointer - * @gtscap: gts capabilities pointer - * @drsmcap: dma resume capabilities pointer * @hlink_list: link list of HDA links * @lock: lock for link mgmt * @cmd_dma_state: state of cmd DMAs: CORB and RIRB @@ -22,12 +17,6 @@ struct hdac_ext_bus { int num_streams; int idx; - void __iomem *ppcap; - void __iomem *spbcap; - void __iomem *mlcap; - void __iomem *gtscap; - void __iomem *drsmcap; - struct list_head hlink_list; struct mutex lock; @@ -54,7 +43,6 @@ void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus); #define HDA_CODEC_EXT_ENTRY(_vid, _revid, _name, _drv_data) \ HDA_CODEC_REV_EXT_ENTRY(_vid, _revid, _name, _drv_data) -int snd_hdac_ext_bus_parse_capabilities(struct hdac_ext_bus *sbus); void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *chip, bool enable); void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *chip, bool enable); diff --git a/sound/hda/ext/hdac_ext_controller.c b/sound/hda/ext/hdac_ext_controller.c index cd65e007e864..261469188566 100644 --- a/sound/hda/ext/hdac_ext_controller.c +++ b/sound/hda/ext/hdac_ext_controller.c @@ -29,81 +29,6 @@ */ #define HDAC_MAX_CAPS 10 -/** - * snd_hdac_ext_bus_parse_capabilities - parse capablity structure - * @ebus: the pointer to extended bus object - * - * Returns 0 if successful, or a negative error code. - */ -int snd_hdac_ext_bus_parse_capabilities(struct hdac_ext_bus *ebus) -{ - unsigned int cur_cap; - unsigned int offset; - struct hdac_bus *bus = &ebus->bus; - unsigned int counter = 0; - - offset = snd_hdac_chip_readl(bus, LLCH); - - /* Lets walk the linked capabilities list */ - do { - cur_cap = _snd_hdac_chip_read(l, bus, offset); - - dev_dbg(bus->dev, "Capability version: 0x%x\n", - ((cur_cap & AZX_CAP_HDR_VER_MASK) >> AZX_CAP_HDR_VER_OFF)); - - dev_dbg(bus->dev, "HDA capability ID: 0x%x\n", - (cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF); - - switch ((cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF) { - case AZX_ML_CAP_ID: - dev_dbg(bus->dev, "Found ML capability\n"); - ebus->mlcap = bus->remap_addr + offset; - break; - - case AZX_GTS_CAP_ID: - dev_dbg(bus->dev, "Found GTS capability offset=%x\n", offset); - ebus->gtscap = bus->remap_addr + offset; - break; - - case AZX_PP_CAP_ID: - /* PP capability found, the Audio DSP is present */ - dev_dbg(bus->dev, "Found PP capability offset=%x\n", offset); - ebus->ppcap = bus->remap_addr + offset; - break; - - case AZX_SPB_CAP_ID: - /* SPIB capability found, handler function */ - dev_dbg(bus->dev, "Found SPB capability\n"); - ebus->spbcap = bus->remap_addr + offset; - break; - - case AZX_DRSM_CAP_ID: - /* DMA resume capability found, handler function */ - dev_dbg(bus->dev, "Found DRSM capability\n"); - ebus->drsmcap = bus->remap_addr + offset; - break; - - default: - dev_dbg(bus->dev, "Unknown capability %d\n", cur_cap); - break; - } - - counter++; - - if (counter > HDAC_MAX_CAPS) { - dev_err(bus->dev, "We exceeded HDAC Ext capablities!!!\n"); - break; - } - - /* read the offset of next capabiity */ - offset = cur_cap & AZX_CAP_HDR_NXT_PTR_MASK; - - } while (offset); - - return 0; -} -EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_parse_capabilities); - /* * processing pipe helpers - these helpers are useful for dealing with HDA * new capability of processing pipelines |