diff options
Diffstat (limited to 'drivers/soundwire/intel.c')
| -rw-r--r-- | drivers/soundwire/intel.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 97e3205d95a2..716e4e47228c 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -289,6 +289,16 @@ intel_pdi_get_ch_cap(struct sdw_intel *sdw, unsigned int pdi_num, bool pcm) if (pcm) { count = intel_readw(shim, SDW_SHIM_PCMSYCHC(link_id, pdi_num)); + + /* + * WORKAROUND: on all existing Intel controllers, pdi + * number 2 reports channel count as 1 even though it + * supports 8 channels. Performing hardcoding for pdi + * number 2. + */ + if (pdi_num == 2) + count = 7; + } else { count = intel_readw(shim, SDW_SHIM_PDMSCAP(link_id)); count = ((count & SDW_SHIM_PDMSCAP_CPSS) >> |