[17/46] of: reserved_mem: Delete the early_init_fdt_scan_reserved_mem() function

Commit Message

Oreoluwa Babatunde Jan. 26, 2024, 11:53 p.m. UTC

Delete the early_init_fdt_scan_reserved_mem() function definition since
this function is no longer being used anywhere in the kernel.

Signed-off-by: Oreoluwa Babatunde <[e-mail]>
---
 drivers/of/fdt.c       | 29 -----------------------------
 include/linux/of_fdt.h |  2 --
 2 files changed, 31 deletions(-)

Patch

diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 6bda033936af..c6e8560946f4 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -682,35 +682,6 @@  static void __init fdt_reserve_elfcorehdr(void)
 		elfcorehdr_size >> 10, elfcorehdr_addr);
 }
 
-/**
- * early_init_fdt_scan_reserved_mem() - create reserved memory regions
- *
- * This function grabs memory from early allocator for device exclusive use
- * defined in device tree structures. It should be called by arch specific code
- * once the early allocator (i.e. memblock) has been fully activated.
- */
-void __init early_init_fdt_scan_reserved_mem(void)
-{
-	int n;
-	u64 base, size;
-
-	if (!initial_boot_params)
-		return;
-
-	fdt_scan_reserved_mem();
-	fdt_reserve_elfcorehdr();
-
-	/* Process header /memreserve/ fields */
-	for (n = 0; ; n++) {
-		fdt_get_mem_rsv(initial_boot_params, n, &base, &size);
-		if (!size)
-			break;
-		memblock_reserve(base, size);
-	}
-
-	fdt_init_reserved_mem();
-}
-
 /**
  * early_fdt_scan_reserved_mem() - create reserved memory regions
  *
diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h
index 9b849c5c3917..9b85bbc5d9f5 100644
--- a/include/linux/of_fdt.h
+++ b/include/linux/of_fdt.h
@@ -62,7 +62,6 @@  extern int early_init_dt_scan_chosen(char *cmdline);
 extern int early_init_dt_scan_memory(void);
 extern void early_init_dt_check_for_usable_mem_range(void);
 extern int early_init_dt_scan_chosen_stdout(void);
-extern void early_init_fdt_scan_reserved_mem(void);
 extern void early_fdt_scan_reserved_mem(void);
 extern void early_init_fdt_reserve_self(void);
 extern void early_init_dt_add_memory_arch(u64 base, u64 size);
@@ -88,7 +87,6 @@  extern void early_get_first_memblock_info(void *, phys_addr_t *);
 #else /* CONFIG_OF_EARLY_FLATTREE */
 static inline void early_init_dt_check_for_usable_mem_range(void) {}
 static inline int early_init_dt_scan_chosen_stdout(void) { return -ENODEV; }
-static inline void early_init_fdt_scan_reserved_mem(void) {}
 static inline void early_fdt_scan_reserved_mem(void) {}
 static inline void early_init_fdt_reserve_self(void) {}
 static inline const char *of_flat_dt_get_machine_name(void) { return NULL; }