From aa967eb791198f9cf5304493c93f7567dfc8a5ff Mon Sep 17 00:00:00 2001 From: Sean Wang Date: Mon, 10 May 2021 23:14:53 +0800 Subject: [PATCH] mt76: mt7921: add deep sleep control to runtime-pm knob Add addtional the deep sleep control to runtime-pm knob to allow us to control driver switching between the full power mode and the deep sleep mode the firmware is able to support. Reviewed-by: Lorenzo Bianconi Signed-off-by: Sean Wang Signed-off-by: Felix Fietkau --- .../wireless/mediatek/mt76/mt7921/debugfs.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c index 6602903c0d026..c8cba1821cd7b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c @@ -250,6 +250,9 @@ mt7921_pm_set(void *data, u64 val) ieee80211_iterate_active_interfaces(mphy->hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7921_pm_interface_iter, mphy->priv); + + mt76_connac_mcu_set_deep_sleep(&dev->mt76, !!pm->enable); + mt7921_mutex_release(dev); return 0; @@ -267,6 +270,20 @@ mt7921_pm_get(void *data, u64 *val) DEFINE_DEBUGFS_ATTRIBUTE(fops_pm, mt7921_pm_get, mt7921_pm_set, "%lld\n"); +static int +mt7921_deep_sleep_set(void *data, u64 val) +{ + struct mt7921_dev *dev = data; + + mt7921_mutex_acquire(dev); + mt76_connac_mcu_set_deep_sleep(&dev->mt76, !!val); + mt7921_mutex_release(dev); + + return 0; +} + +DEFINE_DEBUGFS_ATTRIBUTE(fops_ds, NULL, mt7921_deep_sleep_set, "%lld\n"); + static int mt7921_pm_stats(struct seq_file *s, void *data) { @@ -358,6 +375,7 @@ int mt7921_init_debugfs(struct mt7921_dev *dev) debugfs_create_file("chip_reset", 0600, dir, dev, &fops_reset); debugfs_create_devm_seqfile(dev->mt76.dev, "runtime_pm_stats", dir, mt7921_pm_stats); + debugfs_create_file("deep-sleep", 0600, dir, dev, &fops_ds); return 0; } -- 2.30.2