diff options
Diffstat (limited to 'sound/soc/sof/intel/hda-ctrl.c')
| -rw-r--r-- | sound/soc/sof/intel/hda-ctrl.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda-ctrl.c b/sound/soc/sof/intel/hda-ctrl.c index df1909e1d950..871b71a15a63 100644 --- a/sound/soc/sof/intel/hda-ctrl.c +++ b/sound/soc/sof/intel/hda-ctrl.c @@ -15,11 +15,18 @@ * Hardware interface for generic Intel audio DSP HDA IP */ +#include <linux/module.h> #include <sound/hdaudio_ext.h> #include <sound/hda_register.h> #include "../ops.h" #include "hda.h" +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) +static int hda_codec_mask = -1; +module_param_named(codec_mask, hda_codec_mask, int, 0444); +MODULE_PARM_DESC(codec_mask, "SOF HDA codec mask for probing"); +#endif + /* * HDA Operations. */ @@ -206,6 +213,12 @@ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool full_reset) bus->codec_mask = snd_hdac_chip_readw(bus, STATESTS); dev_dbg(bus->dev, "codec_mask = 0x%lx\n", bus->codec_mask); } + + if (hda_codec_mask != -1) { + bus->codec_mask &= hda_codec_mask; + dev_dbg(bus->dev, "filtered codec_mask = 0x%lx\n", + bus->codec_mask); + } #endif /* clear stream status */ |