Commit b5b4c7dd authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: mt7615: add runtime-pm knob in mt7615 debugfs 



Introduce runtime-pm knob in mt7615 debugfs in order to enable/disable
runtime pm available in offload firmware

Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 1f549009

drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c

+24 −0
Original line number Diff line number Diff line
@@ -51,6 +51,29 @@ mt7615_scs_get(void *data, u64 *val) 
DEFINE_DEBUGFS_ATTRIBUTE(fops_scs, mt7615_scs_get,

			 mt7615_scs_set, "%lld\n");



static int

mt7615_pm_set(void *data, u64 val)

{

	struct mt7615_dev *dev = data;



	if (!mt7615_wait_for_mcu_init(dev))

		return 0;



	return mt7615_pm_set_enable(dev, val);

}



static int

mt7615_pm_get(void *data, u64 *val)

{

	struct mt7615_dev *dev = data;



	*val = dev->pm.enable;



	return 0;

}



DEFINE_DEBUGFS_ATTRIBUTE(fops_pm, mt7615_pm_get, mt7615_pm_set, "%lld\n");



static int

mt7615_dbdc_set(void *data, u64 val)

{
@@ -351,6 +374,7 @@ int mt7615_init_debugfs(struct mt7615_dev *dev) 
	debugfs_create_file("scs", 0600, dir, dev, &fops_scs);

	debugfs_create_file("dbdc", 0600, dir, dev, &fops_dbdc);

	debugfs_create_file("fw_debug", 0600, dir, dev, &fops_fw_debug);

	debugfs_create_file("runtime-pm", 0600, dir, dev, &fops_pm);

	debugfs_create_devm_seqfile(dev->mt76.dev, "radio", dir,

				    mt7615_radio_read);

	debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);

drivers/net/wireless/mediatek/mt76/mt7615/mac.c

+17 −0
Original line number Diff line number Diff line
@@ -1929,6 +1929,23 @@ void mt7615_pm_power_save_work(struct work_struct *work) 
				   MT7615_PM_TIMEOUT);

}



int mt7615_pm_set_enable(struct mt7615_dev *dev, bool enable)

{

	if (!mt7615_firmware_offload(dev) || !mt76_is_mmio(&dev->mt76))

		return -EOPNOTSUPP;



	mt7615_mutex_acquire(dev);



	if (dev->pm.enable == enable)

		goto out;



	dev->pm.enable = enable;

out:

	mt7615_mutex_release(dev);



	return 0;

}



void mt7615_mac_work(struct work_struct *work)

{

	struct mt7615_phy *phy;

drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h

+1 −0
Original line number Diff line number Diff line
@@ -443,6 +443,7 @@ bool mt7615_wait_for_mcu_init(struct mt7615_dev *dev); 
void mt7615_mac_set_rates(struct mt7615_phy *phy, struct mt7615_sta *sta,

			  struct ieee80211_tx_rate *probe_rate,

			  struct ieee80211_tx_rate *rates);

int mt7615_pm_set_enable(struct mt7615_dev *dev, bool enable);

void mt7615_pm_wake_work(struct work_struct *work);

int mt7615_pm_wake(struct mt7615_dev *dev);

void mt7615_pm_power_save_sched(struct mt7615_dev *dev);