Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- drivers/soundwire/cadence_master.c | 9 +++++++-- drivers/soundwire/cadence_master.h | 1 + drivers/soundwire/intel.c | 4 ++++ 3 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 4a189e487830..f486fe15fb46 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -780,7 +780,11 @@ EXPORT_SYMBOL(sdw_cdns_thread); * init routines */
-static int do_reset(struct sdw_cdns *cdns) +/** + * sdw_cdns_exit_reset() - Program reset parameters and start bus operations + * @cdns: Cadence instance + */ +int sdw_cdns_exit_reset(struct sdw_cdns *cdns) { int ret;
@@ -804,6 +808,7 @@ static int do_reset(struct sdw_cdns *cdns)
return ret; } +EXPORT_SYMBOL(sdw_cdns_exit_reset);
/** * sdw_cdns_enable_interrupt() - Enable SDW interrupts and update config @@ -839,7 +844,7 @@ int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns)
cdns_writel(cdns, CDNS_MCP_INTMASK, mask);
- return do_reset(cdns); + return 0; } EXPORT_SYMBOL(sdw_cdns_enable_interrupt);
diff --git a/drivers/soundwire/cadence_master.h b/drivers/soundwire/cadence_master.h index de97bc22acb7..2b551f9226f3 100644 --- a/drivers/soundwire/cadence_master.h +++ b/drivers/soundwire/cadence_master.h @@ -161,6 +161,7 @@ irqreturn_t sdw_cdns_thread(int irq, void *dev_id); int sdw_cdns_init(struct sdw_cdns *cdns); int sdw_cdns_pdi_init(struct sdw_cdns *cdns, struct sdw_cdns_stream_config config); +int sdw_cdns_exit_reset(struct sdw_cdns *cdns); int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns);
void sdw_cdns_debugfs_init(struct sdw_cdns *cdns, struct dentry *root); diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index a976480d6f36..9ebe38e4d979 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1112,6 +1112,8 @@ static int intel_probe(struct platform_device *pdev)
ret = sdw_cdns_enable_interrupt(&sdw->cdns);
+ ret = sdw_cdns_exit_reset(&sdw->cdns); + /* Register DAIs */ ret = intel_register_dai(sdw); if (ret) { @@ -1199,6 +1201,8 @@ static int intel_resume(struct device *dev)
sdw_cdns_enable_interrupt(&sdw->cdns);
+ ret = sdw_cdns_exit_reset(&sdw->cdns); + return ret; }