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path: root/drivers/soundwire
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-rw-r--r--drivers/soundwire/amd_manager.c2
-rw-r--r--drivers/soundwire/bus.c9
-rw-r--r--drivers/soundwire/cadence_master.c22
3 files changed, 26 insertions, 7 deletions
diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c
index 5a54b10daf77..9d8062378724 100644
--- a/drivers/soundwire/amd_manager.c
+++ b/drivers/soundwire/amd_manager.c
@@ -1139,6 +1139,7 @@ static int __maybe_unused amd_suspend(struct device *dev)
amd_sdw_wake_enable(amd_manager, false);
return amd_sdw_clock_stop(amd_manager);
} else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) {
+ amd_sdw_wake_enable(amd_manager, false);
/*
* As per hardware programming sequence on AMD platforms,
* clock stop should be invoked first before powering-off
@@ -1166,6 +1167,7 @@ static int __maybe_unused amd_suspend_runtime(struct device *dev)
amd_sdw_wake_enable(amd_manager, true);
return amd_sdw_clock_stop(amd_manager);
} else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) {
+ amd_sdw_wake_enable(amd_manager, true);
ret = amd_sdw_clock_stop(amd_manager);
if (ret)
return ret;
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
index 9b295fc9acd5..df73e2c04090 100644
--- a/drivers/soundwire/bus.c
+++ b/drivers/soundwire/bus.c
@@ -121,6 +121,10 @@ int sdw_bus_master_add(struct sdw_bus *bus, struct device *parent,
set_bit(SDW_GROUP13_DEV_NUM, bus->assigned);
set_bit(SDW_MASTER_DEV_NUM, bus->assigned);
+ ret = sdw_irq_create(bus, fwnode);
+ if (ret)
+ return ret;
+
/*
* SDW is an enumerable bus, but devices can be powered off. So,
* they won't be able to report as present.
@@ -137,6 +141,7 @@ int sdw_bus_master_add(struct sdw_bus *bus, struct device *parent,
if (ret < 0) {
dev_err(bus->dev, "Finding slaves failed:%d\n", ret);
+ sdw_irq_delete(bus);
return ret;
}
@@ -155,10 +160,6 @@ int sdw_bus_master_add(struct sdw_bus *bus, struct device *parent,
bus->params.curr_bank = SDW_BANK0;
bus->params.next_bank = SDW_BANK1;
- ret = sdw_irq_create(bus, fwnode);
- if (ret)
- return ret;
-
return 0;
}
EXPORT_SYMBOL(sdw_bus_master_add);
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index f367670ea991..68be8ff3f02b 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -1341,7 +1341,7 @@ static u32 cdns_set_initial_frame_shape(int n_rows, int n_cols)
return val;
}
-static void cdns_init_clock_ctrl(struct sdw_cdns *cdns)
+static int cdns_init_clock_ctrl(struct sdw_cdns *cdns)
{
struct sdw_bus *bus = &cdns->bus;
struct sdw_master_prop *prop = &bus->prop;
@@ -1355,14 +1355,25 @@ static void cdns_init_clock_ctrl(struct sdw_cdns *cdns)
prop->default_row,
prop->default_col);
+ if (!prop->default_frame_rate || !prop->default_row) {
+ dev_err(cdns->dev, "Default frame_rate %d or row %d is invalid\n",
+ prop->default_frame_rate, prop->default_row);
+ return -EINVAL;
+ }
+
/* Set clock divider */
- divider = (prop->mclk_freq / prop->max_clk_freq) - 1;
+ divider = (prop->mclk_freq * SDW_DOUBLE_RATE_FACTOR /
+ bus->params.curr_dr_freq) - 1;
cdns_updatel(cdns, CDNS_MCP_CLK_CTRL0,
CDNS_MCP_CLK_MCLKD_MASK, divider);
cdns_updatel(cdns, CDNS_MCP_CLK_CTRL1,
CDNS_MCP_CLK_MCLKD_MASK, divider);
+ /* Set frame shape base on the actual bus frequency. */
+ prop->default_col = bus->params.curr_dr_freq /
+ prop->default_frame_rate / prop->default_row;
+
/*
* Frame shape changes after initialization have to be done
* with the bank switch mechanism
@@ -1375,6 +1386,8 @@ static void cdns_init_clock_ctrl(struct sdw_cdns *cdns)
ssp_interval = prop->default_frame_rate / SDW_CADENCE_GSYNC_HZ;
cdns_writel(cdns, CDNS_MCP_SSP_CTRL0, ssp_interval);
cdns_writel(cdns, CDNS_MCP_SSP_CTRL1, ssp_interval);
+
+ return 0;
}
/**
@@ -1408,9 +1421,12 @@ EXPORT_SYMBOL(sdw_cdns_soft_reset);
*/
int sdw_cdns_init(struct sdw_cdns *cdns)
{
+ int ret;
u32 val;
- cdns_init_clock_ctrl(cdns);
+ ret = cdns_init_clock_ctrl(cdns);
+ if (ret)
+ return ret;
sdw_cdns_check_self_clearing_bits(cdns, __func__, false, 0);