diff options
Diffstat (limited to 'drivers/soundwire/intel.c')
| -rw-r--r-- | drivers/soundwire/intel.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 1131ecb4b5e7..046c67a2a39b 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -683,55 +683,6 @@ static int intel_free_stream(struct sdw_intel *sdw, } /* - * bank switch routines - */ - -static int intel_pre_bank_switch(struct sdw_intel *sdw) -{ - struct sdw_cdns *cdns = &sdw->cdns; - struct sdw_bus *bus = &cdns->bus; - - /* Write to register only for multi-link */ - if (!bus->multi_link) - return 0; - - sdw_intel_sync_arm(sdw); - - return 0; -} - -static int intel_post_bank_switch(struct sdw_intel *sdw) -{ - struct sdw_cdns *cdns = &sdw->cdns; - struct sdw_bus *bus = &cdns->bus; - int ret = 0; - - /* Write to register only for multi-link */ - if (!bus->multi_link) - return 0; - - mutex_lock(sdw->link_res->shim_lock); - - /* - * post_bank_switch() ops is called from the bus in loop for - * all the Masters in the steam with the expectation that - * we trigger the bankswitch for the only first Master in the list - * and do nothing for the other Masters - * - * So, set the SYNCGO bit only if CMDSYNC bit is set for any Master. - */ - if (sdw_intel_sync_check_cmdsync_unlocked(sdw)) - ret = sdw_intel_sync_go_unlocked(sdw); - - mutex_unlock(sdw->link_res->shim_lock); - - if (ret < 0) - dev_err(sdw->cdns.dev, "Post bank switch failed: %d\n", ret); - - return ret; -} - -/* * DAI routines */ |