[PATCH 1/7] soundwire: cadence: show the bus frequency and frame shape

From: Bard Liao
Date: Tue Mar 26 2024 - 05:21:03 EST


From: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>

This log is useful when trying different configurations, specifically
to make sure ACPI initrd overrides have been taken into account.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Rander Wang <rander.wang@xxxxxxxxx>
Signed-off-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
---
drivers/soundwire/cadence_master.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index c2c1463a5c53..74da99034dab 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -1319,6 +1319,12 @@ static void cdns_init_clock_ctrl(struct sdw_cdns *cdns)
u32 ssp_interval;
int divider;

+ dev_dbg(cdns->dev, "mclk %d max %d row %d col %d\n",
+ prop->mclk_freq,
+ prop->max_clk_freq,
+ prop->default_row,
+ prop->default_col);
+
/* Set clock divider */
divider = (prop->mclk_freq / prop->max_clk_freq) - 1;

--
2.34.1