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authorLorenzo Bianconi <lorenzo@kernel.org>2021-03-15 22:49:15 +0100
committerFelix Fietkau <nbd@nbd.name>2021-04-21 20:55:56 +0200
commitfdc088a7f4b0fe5204995b9c236e338c200cc44c (patch)
tree98047aa819b3b691e421d1e15017c28ec45fc6c5 /drivers/net/wireless/mediatek/mt76/debugfs.c
parent36fcc8cff592ed4c6c308f23390e481885b136fc (diff)
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mt76: debugfs: introduce napi_threaded node
Introduce napi_threaded debugfs knob in order to enable/disable NAPI threaded support Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/debugfs.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/debugfs.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/debugfs.c b/drivers/net/wireless/mediatek/mt76/debugfs.c
index d4a6b8108971..fa48cc3a7a8f 100644
--- a/drivers/net/wireless/mediatek/mt76/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/debugfs.c
@@ -25,6 +25,32 @@ mt76_reg_get(void *data, u64 *val)
DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set,
"0x%08llx\n");
+static int
+mt76_napi_threaded_set(void *data, u64 val)
+{
+ struct mt76_dev *dev = data;
+
+ if (!mt76_is_mmio(dev))
+ return -EOPNOTSUPP;
+
+ if (dev->napi_dev.threaded != val)
+ return dev_set_threaded(&dev->napi_dev, val);
+
+ return 0;
+}
+
+static int
+mt76_napi_threaded_get(void *data, u64 *val)
+{
+ struct mt76_dev *dev = data;
+
+ *val = dev->napi_dev.threaded;
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_napi_threaded, mt76_napi_threaded_get,
+ mt76_napi_threaded_set, "%llu\n");
+
int mt76_queues_read(struct seq_file *s, void *data)
{
struct mt76_dev *dev = dev_get_drvdata(s->private);
@@ -102,6 +128,8 @@ struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg);
debugfs_create_file_unsafe("regval", 0600, dir, dev,
&fops_regval);
+ debugfs_create_file_unsafe("napi_threaded", 0600, dir, dev,
+ &fops_napi_threaded);
debugfs_create_blob("eeprom", 0400, dir, &dev->eeprom);
if (dev->otp.data)
debugfs_create_blob("otp", 0400, dir, &dev->otp);