platform/x86/amd: pmc: remove CONFIG_DEBUG_FS checks

Since linux/debugfs.h already has the stubs for the used debugfs
functions when debugfs is not enabled, remove the #ifdef CONFIG_DEBUG_FS
checks.

Signed-off-by: Shyam Sundar S K <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Reviewed-by: Hans de Goede <[e-mail]>
Signed-off-by: Hans de Goede <[e-mail]>

drivers/platform/x86/amd/pmc.c

···
 	struct device *dev;
 	struct pci_dev *rdev;
 	struct mutex lock; /* generic mutex lock */
-#if IS_ENABLED(CONFIG_DEBUG_FS)
 	struct dentry *dbgfs_dir;
-#endif /* CONFIG_DEBUG_FS */
 };
 
 static bool enable_stb;
···
 };
 ATTRIBUTE_GROUPS(pmc);
 
-#ifdef CONFIG_DEBUG_FS
 static int smu_fw_info_show(struct seq_file *s, void *unused)
 {
 	struct amd_pmc_dev *dev = s->private;
···
 					    &amd_pmc_stb_debugfs_fops);
 	}
 }
-#else
-static inline void amd_pmc_dbgfs_register(struct amd_pmc_dev *dev)
-{
-}
-
-static inline void amd_pmc_dbgfs_unregister(struct amd_pmc_dev *dev)
-{
-}
-#endif /* CONFIG_DEBUG_FS */
 
 static void amd_pmc_dump_registers(struct amd_pmc_dev *dev)
 {