Introduce mt7615_mcu_rdd_send_pattern routine to trigger a radar pattern
detection. Moreover move debugfs related routines in a dedicated source
file.
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
.../wireless/mediatek/mt76/mt7615/Makefile | 3 +-
.../wireless/mediatek/mt76/mt7615/debugfs.c | 38 +++++++++++++++++++
.../net/wireless/mediatek/mt76/mt7615/init.c | 13 -------
.../net/wireless/mediatek/mt76/mt7615/mcu.c | 31 +++++++++++++++
.../net/wireless/mediatek/mt76/mt7615/mcu.h | 1 +
.../wireless/mediatek/mt76/mt7615/mt7615.h | 9 +++++
6 files changed, 81 insertions(+), 14 deletions(-)
create mode 100644 drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/Makefile b/drivers/net/wireless/mediatek/mt76/mt7615/Makefile
index 6397552f6ee3..5aaac69849d6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/Makefile
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/Makefile
@@ -2,4 +2,5 @@
obj-$(CONFIG_MT7615E) += mt7615e.o
-mt7615e-y := pci.o init.o dma.o eeprom.o main.o mcu.o mac.o
+mt7615e-y := pci.o init.o dma.o eeprom.o main.o mcu.o mac.o \
+ debugfs.o
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
new file mode 100644
index 000000000000..ed605fcc99f9
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: ISC */
+
+#include "mt7615.h"
+
+static int
+mt7615_radar_pattern_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+
+ return mt7615_mcu_rdd_send_pattern(dev);
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_pattern, NULL,
+ mt7615_radar_pattern_set, "%lld\n");
+
+int mt7615_init_debugfs(struct mt7615_dev *dev)
+{
+ struct dentry *dir;
+
+ dir = mt76_register_debugfs(&dev->mt76);
+ if (!dir)
+ return -ENOMEM;
+
+ debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);
+ /* test pattern knobs */
+ debugfs_create_u8("pattern_len", 0600, dir,
+ &dev->radar_pattern.n_pulses);
+ debugfs_create_u32("pulse_period", 0600, dir,
+ &dev->radar_pattern.period);
+ debugfs_create_u16("pulse_width", 0600, dir,
+ &dev->radar_pattern.width);
+ debugfs_create_u16("pulse_power", 0600, dir,
+ &dev->radar_pattern.power);
+ debugfs_create_file("radar_trigger", 0200, dir, dev,
+ &fops_radar_pattern);
+
+ return 0;
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c
index dbeffe5866aa..3d814e9a31ef 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c
@@ -161,19 +161,6 @@ static const struct ieee80211_iface_combination if_comb[] = {
}
};
-static int mt7615_init_debugfs(struct mt7615_dev *dev)
-{
- struct dentry *dir;
-
- dir = mt76_register_debugfs(&dev->mt76);
- if (!dir)
- return -ENOMEM;
-
- debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);
-
- return 0;
-}
-
static void
mt7615_init_txpower(struct mt7615_dev *dev,
struct ieee80211_supported_band *sband)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 951849e4dd09..06d146198e33 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -1294,6 +1294,37 @@ int mt7615_mcu_rdd_cmd(struct mt7615_dev *dev,
&req, sizeof(req), true);
}
+int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev)
+{
+ struct {
+ u8 pulse_num;
+ u8 rsv[3];
+ struct {
+ u32 start_time;
+ u16 width;
+ s16 power;
+ } pattern[32];
+ } req = {
+ .pulse_num = dev->radar_pattern.n_pulses,
+ };
+ u32 start_time = ktime_to_ms(ktime_get_boottime());
+ int i;
+
+ if (dev->radar_pattern.n_pulses > ARRAY_SIZE(req.pattern))
+ return -EINVAL;
+
+ /* TODO: add some noise here */
+ for (i = 0; i < dev->radar_pattern.n_pulses; i++) {
+ req.pattern[i].width = dev->radar_pattern.width;
+ req.pattern[i].power = dev->radar_pattern.power;
+ req.pattern[i].start_time = start_time +
+ i * dev->radar_pattern.period;
+ }
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_PATTERN,
+ &req, sizeof(req), false);
+}
+
int mt7615_mcu_set_channel(struct mt7615_dev *dev)
{
struct cfg80211_chan_def *chandef = &dev->mt76.chandef;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
index 73ce9fe8bfed..17d22bfb1722 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
@@ -104,6 +104,7 @@ enum {
MCU_EXT_CMD_MAC_INIT_CTRL = 0x46,
MCU_EXT_CMD_BCN_OFFLOAD = 0x49,
MCU_EXT_CMD_SET_RX_PATH = 0x4e,
+ MCU_EXT_CMD_SET_RDD_PATTERN = 0x7d,
};
enum {
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index d113fa30115e..3713db874ef4 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -68,6 +68,12 @@ struct mt7615_dev {
u32 vif_mask;
u32 omac_mask;
+ struct {
+ u8 n_pulses;
+ u32 period;
+ u16 width;
+ s16 power;
+ } radar_pattern;
u32 hw_pattern;
int dfs_state;
@@ -177,6 +183,7 @@ int mt7615_mcu_rdd_cmd(struct mt7615_dev *dev,
u8 rx_sel, u8 val);
int mt7615_dfs_start_radar_detector(struct mt7615_dev *dev);
int mt7615_dfs_stop_radar_detector(struct mt7615_dev *dev);
+int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev);
static inline void mt7615_dfs_check_channel(struct mt7615_dev *dev)
{
@@ -240,4 +247,6 @@ void mt7615_txp_skb_unmap(struct mt76_dev *dev,
int mt76_dfs_start_rdd(struct mt7615_dev *dev, bool force);
int mt7615_dfs_init_radar_detector(struct mt7615_dev *dev);
+int mt7615_init_debugfs(struct mt7615_dev *dev);
+
#endif
--
2.21.0
