diff mbox series

[02/16] soundwire: cadence: simplifiy cdns_init()

Message ID 20200311184128.4212-3-pierre-louis.bossart@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series SoundWire: cadence: add clock stop and fix programming sequences | expand

Commit Message

Pierre-Louis Bossart March 11, 2020, 6:41 p.m. UTC 
From: Rander Wang <rander.wang@intel.com>

There is no need for the clock_stop_exit argument with the latest
implementation

Signed-off-by: Rander Wang <rander.wang@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 drivers/soundwire/cadence_master.c | 12 +-----------
 drivers/soundwire/cadence_master.h |  2 +-
 drivers/soundwire/intel.c          |  2 +-
 3 files changed, 3 insertions(+), 13 deletions(-)
diff mbox series

Patch

diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index a1a889d1d7dc..941809ea00a8 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -1018,22 +1018,12 @@  static u32 cdns_set_initial_frame_shape(int n_rows, int n_cols)
  * sdw_cdns_init() - Cadence initialization
  * @cdns: Cadence instance
  */
-int sdw_cdns_init(struct sdw_cdns *cdns, bool clock_stop_exit)
+int sdw_cdns_init(struct sdw_cdns *cdns)
 {
 	struct sdw_bus *bus = &cdns->bus;
 	struct sdw_master_prop *prop = &bus->prop;
 	u32 val;
 	int divider;
-	int ret;
-
-	if (clock_stop_exit) {
-		ret = cdns_clear_bit(cdns, CDNS_MCP_CONTROL,
-				     CDNS_MCP_CONTROL_CLK_STOP_CLR);
-		if (ret < 0) {
-			dev_err(cdns->dev, "Couldn't exit from clock stop\n");
-			return ret;
-		}
-	}
 
 	/* Set clock divider */
 	divider	= (prop->mclk_freq / prop->max_clk_freq) - 1;
diff --git a/drivers/soundwire/cadence_master.h b/drivers/soundwire/cadence_master.h
index 2de1b2493ffc..44e802bba702 100644
--- a/drivers/soundwire/cadence_master.h
+++ b/drivers/soundwire/cadence_master.h
@@ -138,7 +138,7 @@  extern struct sdw_master_ops sdw_cdns_master_ops;
 irqreturn_t sdw_cdns_irq(int irq, void *dev_id);
 irqreturn_t sdw_cdns_thread(int irq, void *dev_id);
 
-int sdw_cdns_init(struct sdw_cdns *cdns, bool clock_stop_exit);
+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);
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c
index a327669c757b..3c83e76c6bf9 100644
--- a/drivers/soundwire/intel.c
+++ b/drivers/soundwire/intel.c
@@ -1077,7 +1077,7 @@  static int intel_init(struct sdw_intel *sdw)
 	intel_link_power_up(sdw);
 	intel_shim_init(sdw);
 
-	return sdw_cdns_init(&sdw->cdns, false);
+	return sdw_cdns_init(&sdw->cdns);
 }
 
 /*