[PATCH] soundwire: debugfs: Add missing SCP registers

From: Bard Liao
Date: Tue Jun 06 2023 - 21:44:21 EST


From: Uday M Bhat <uday.m.bhat@xxxxxxxxx>

SCP registers needs to be updated to accommodate additional
register entries as per the Soundwire 1.2 specification.

Signed-off-by: Uday M Bhat <uday.m.bhat@xxxxxxxxx>
Signed-off-by: Yong Zhi <yong.zhi@xxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx>
Signed-off-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
---
drivers/soundwire/debugfs.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/soundwire/debugfs.c b/drivers/soundwire/debugfs.c
index c3a1a359ee5c..d1553cb77187 100644
--- a/drivers/soundwire/debugfs.c
+++ b/drivers/soundwire/debugfs.c
@@ -86,10 +86,17 @@ static int sdw_slave_reg_show(struct seq_file *s_file, void *data)

/* SCP registers */
ret += scnprintf(buf + ret, RD_BUF - ret, "\nSCP\n");
- for (i = SDW_SCP_INT1; i <= SDW_SCP_BANKDELAY; i++)
+ for (i = SDW_SCP_INT1; i <= SDW_SCP_BUS_CLOCK_BASE; i++)
ret += sdw_sprintf(slave, buf, ret, i);
for (i = SDW_SCP_DEVID_0; i <= SDW_SCP_DEVID_5; i++)
ret += sdw_sprintf(slave, buf, ret, i);
+ for (i = SDW_SCP_FRAMECTRL_B0; i <= SDW_SCP_BUSCLOCK_SCALE_B0; i++)
+ ret += sdw_sprintf(slave, buf, ret, i);
+ for (i = SDW_SCP_FRAMECTRL_B1; i <= SDW_SCP_BUSCLOCK_SCALE_B1; i++)
+ ret += sdw_sprintf(slave, buf, ret, i);
+ for (i = SDW_SCP_PHY_OUT_CTRL_0; i <= SDW_SCP_PHY_OUT_CTRL_7; i++)
+ ret += sdw_sprintf(slave, buf, ret, i);
+

/*
* SCP Bank 0/1 registers are read-only and cannot be
--
2.25.1