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author | Vinod Koul <vinod.koul@intel.com> | 2016-08-04 13:16:02 +0300 |
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committer | Takashi Iwai <tiwai@suse.de> | 2016-08-09 09:53:56 +0300 |
commit | 404735c9fd8adff8e5ad11e1f9f8db069d865698 (patch) | |
tree | f18449f719b416c124e534480d668858cf7e0241 /sound/hda/ext | |
parent | ec8ae5703da1b8bd057b4e319567ddbcac295b3a (diff) | |
download | linux-404735c9fd8adff8e5ad11e1f9f8db069d865698.tar.xz |
ALSA - Ext hda: remove bus_parse_capabilities
Remove the unused one as we have moved it up to hdac core.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/hda/ext')
-rw-r--r-- | sound/hda/ext/hdac_ext_controller.c | 75 |
1 files changed, 0 insertions, 75 deletions
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 |