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mt76: debugfs: introduce napi_threaded node

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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>
This commit is contained in:
Lorenzo Bianconi 2021-03-15 22:49:15 +01:00 committed by Felix Fietkau
parent 36fcc8cff5
commit fdc088a7f4
1 changed files with 28 additions and 0 deletions
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28
drivers/net/wireless/mediatek/mt76/debugfs.c
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@ -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);