mt76: mt7615: add radar pattern test knob to debugfs (70911d96) · Commits · 戴 / test

drivers/net/wireless/mediatek/mt76/mt7615/Makefile

+2 −1

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		@@ -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

0 → 100644

+38 −0

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		/* 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;
		}

+0 −13

Original line number	Diff line number	Diff line
		@@ -155,19 +155,6 @@ 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)

+31 −0

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		@@ -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;

+1 −0