drivers/net/fjes/fjes_debugfs.c

Source file repositories/reference/linux-study-clean/drivers/net/fjes/fjes_debugfs.c

File Facts

System
Linux kernel
Corpus path
drivers/net/fjes/fjes_debugfs.c
Extension
.c
Size
1863 bytes
Lines
80
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

if (epidx == my_epid) {
			seq_printf(m, "ep%d\t%-16c %-16c %-16c\n",
				   epidx, '-', '-', '-');
		} else {
			seq_printf(m, "ep%d\t%-16s %-16c %-16c\n",
				   epidx,
				   ep_status_string[fjes_hw_get_partner_ep_status(hw, epidx)],
				   fjes_hw_epid_is_same_zone(hw, epidx) ? 'Y' : 'N',
				   fjes_hw_epid_is_shared(hw->hw_info.share, epidx) ? 'Y' : 'N');
		}
	}

	return 0;
}
DEFINE_SHOW_ATTRIBUTE(fjes_dbg_status);

void fjes_dbg_adapter_init(struct fjes_adapter *adapter)
{
	const char *name = dev_name(&adapter->plat_dev->dev);

	adapter->dbg_adapter = debugfs_create_dir(name, fjes_debug_root);

	debugfs_create_file("status", 0444, adapter->dbg_adapter, adapter,
			    &fjes_dbg_status_fops);
}

void fjes_dbg_adapter_exit(struct fjes_adapter *adapter)
{
	debugfs_remove_recursive(adapter->dbg_adapter);
	adapter->dbg_adapter = NULL;
}

void fjes_dbg_init(void)
{
	fjes_debug_root = debugfs_create_dir(fjes_driver_name, NULL);
}

void fjes_dbg_exit(void)
{
	debugfs_remove_recursive(fjes_debug_root);
	fjes_debug_root = NULL;
}

#endif /* CONFIG_DEBUG_FS */

Annotation

Implementation Notes