From: <sean.wang@mediatek.com>
To: <nbd@nbd.name>, <lorenzo.bianconi@redhat.com>
Cc: <sean.wang@mediatek.com>, <Soul.Huang@mediatek.com>,
<YN.Chen@mediatek.com>, <robin.chiu@mediatek.com>,
<ch.yeh@mediatek.com>, <posh.sun@mediatek.com>,
<Eric.Liang@mediatek.com>, <Stella.Chang@mediatek.com>,
<linux-wireless@vger.kernel.org>,
<linux-mediatek@lists.infradead.org>
Subject: [PATCH 1/2] mt76: mt7921: add debugfs knob for performing wifi reset
Date: Thu, 15 Apr 2021 21:41:44 +0800 [thread overview]
Message-ID: <1618494105-5462-1-git-send-email-sean.wang@mediatek.com> (raw)
From: Sean Wang <sean.wang@mediatek.com>
Introduce chip_reset knob in mt7921 debugfs to export a way to users
able to trigger wifi reset.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
index 024524173115..1342a0b645e3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
@@ -302,6 +302,16 @@ static int mt7921_config(void *data, u64 val)
DEFINE_DEBUGFS_ATTRIBUTE(fops_config, NULL, mt7921_config, "%lld\n");
+static int mt7921_chip_reset(void *data, u64 val)
+{
+ struct mt7921_dev *dev = data;
+
+ mt7921_reset(&dev->mt76);
+
+ return 0;
+}
+DEFINE_DEBUGFS_ATTRIBUTE(fops_reset, NULL, mt7921_chip_reset, "%lld\n");
+
int mt7921_init_debugfs(struct mt7921_dev *dev)
{
struct dentry *dir;
@@ -322,6 +332,7 @@ int mt7921_init_debugfs(struct mt7921_dev *dev)
debugfs_create_file("idle-timeout", 0600, dir, dev,
&fops_pm_idle_timeout);
debugfs_create_file("chip_config", 0600, dir, dev, &fops_config);
+ debugfs_create_file("chip_reset", 0600, dir, dev, &fops_reset);
return 0;
}
--
2.25.1
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next reply other threads:[~2021-04-15 13:42 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-15 13:41 sean.wang [this message]
2021-04-15 13:41 ` [PATCH 2/2] mt76: mt7921: abort uncompleted scan by wifi reset sean.wang
2021-04-15 13:53 ` [PATCH 1/2] mt76: mt7921: add debugfs knob for performing " Lorenzo Bianconi
2021-04-15 14:53 ` sean.wang
2021-04-15 15:07 ` Lorenzo Bianconi
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