[PATCH v4 12/27] lmb: remove the lmb_init_and_reserve() function

Sughosh Ganu sughosh.ganu at linaro.org
Mon Aug 26 13:59:25 CEST 2024


With the changes to make the LMB reservations persistent, the common
memory regions are being added during board init. Remove the
now superfluous lmb_init_and_reserve() function.

Signed-off-by: Sughosh Ganu <sughosh.ganu at linaro.org>
Reviewed-by: Simon Glass <sjg at chromium.org>
---
Changes since V3: None

 arch/arm/mach-apple/board.c          |  2 --
 arch/arm/mach-snapdragon/board.c     |  2 --
 arch/arm/mach-stm32mp/stm32mp1/cpu.c |  3 ---
 cmd/bdinfo.c                         |  1 -
 cmd/load.c                           |  2 --
 fs/fs.c                              |  1 -
 include/lmb.h                        |  1 -
 lib/lmb.c                            | 13 -------------
 net/tftp.c                           |  2 --
 net/wget.c                           |  2 --
 10 files changed, 29 deletions(-)

diff --git a/arch/arm/mach-apple/board.c b/arch/arm/mach-apple/board.c
index 213390d6e8..0b6d290b8a 100644
--- a/arch/arm/mach-apple/board.c
+++ b/arch/arm/mach-apple/board.c
@@ -775,8 +775,6 @@ int board_late_init(void)
 {
 	u32 status = 0;
 
-	lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
-
 	/* somewhat based on the Linux Kernel boot requirements:
 	 * align by 2M and maximal FDT size 2M
 	 */
diff --git a/arch/arm/mach-snapdragon/board.c b/arch/arm/mach-snapdragon/board.c
index a63c8bec45..22a7d2a637 100644
--- a/arch/arm/mach-snapdragon/board.c
+++ b/arch/arm/mach-snapdragon/board.c
@@ -282,8 +282,6 @@ int board_late_init(void)
 {
 	u32 status = 0;
 
-	lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
-
 	/* We need to be fairly conservative here as we support boards with just 1G of TOTAL RAM */
 	status |= env_set_hex("kernel_addr_r", addr_alloc(SZ_128M));
 	status |= env_set_hex("ramdisk_addr_r", addr_alloc(SZ_128M));
diff --git a/arch/arm/mach-stm32mp/stm32mp1/cpu.c b/arch/arm/mach-stm32mp/stm32mp1/cpu.c
index a913737342..64480da9f8 100644
--- a/arch/arm/mach-stm32mp/stm32mp1/cpu.c
+++ b/arch/arm/mach-stm32mp/stm32mp1/cpu.c
@@ -141,9 +141,6 @@ int mach_cpu_init(void)
 
 void enable_caches(void)
 {
-	/* parse device tree when data cache is still activated */
-	lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
-
 	/* I-cache is already enabled in start.S: icache_enable() not needed */
 
 	/* deactivate the data cache, early enabled in arch_cpu_init() */
diff --git a/cmd/bdinfo.c b/cmd/bdinfo.c
index b31e0208df..3c40dee143 100644
--- a/cmd/bdinfo.c
+++ b/cmd/bdinfo.c
@@ -162,7 +162,6 @@ static int bdinfo_print_all(struct bd_info *bd)
 	bdinfo_print_num_l("multi_dtb_fit", (ulong)gd->multi_dtb_fit);
 #endif
 	if (IS_ENABLED(CONFIG_LMB) && gd->fdt_blob) {
-		lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
 		lmb_dump_all_force();
 		if (IS_ENABLED(CONFIG_OF_REAL))
 			printf("devicetree  = %s\n", fdtdec_get_srcname());
diff --git a/cmd/load.c b/cmd/load.c
index 56da3a4c5d..20d802502a 100644
--- a/cmd/load.c
+++ b/cmd/load.c
@@ -153,8 +153,6 @@ static ulong load_serial(long offset)
 	int	line_count =  0;
 	long ret;
 
-	lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
-
 	while (read_record(record, SREC_MAXRECLEN + 1) >= 0) {
 		type = srec_decode(record, &binlen, &addr, binbuf);
 
diff --git a/fs/fs.c b/fs/fs.c
index 3fb00590be..4bc28d1dff 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -549,7 +549,6 @@ static int fs_read_lmb_check(const char *filename, ulong addr, loff_t offset,
 	if (len && len < read_len)
 		read_len = len;
 
-	lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
 	lmb_dump_all();
 
 	if (lmb_alloc_addr(addr, read_len) == addr)
diff --git a/include/lmb.h b/include/lmb.h
index 70191456e5..04558724a7 100644
--- a/include/lmb.h
+++ b/include/lmb.h
@@ -63,7 +63,6 @@ struct lmb {
  */
 int lmb_init(void);
 
-void lmb_init_and_reserve(struct bd_info *bd, void *fdt_blob);
 void lmb_init_and_reserve_range(phys_addr_t base, phys_size_t size,
 				void *fdt_blob);
 
diff --git a/lib/lmb.c b/lib/lmb.c
index 9b1854223d..de4d0d1803 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -227,19 +227,6 @@ static void lmb_reserve_common(void *fdt_blob)
 		efi_lmb_reserve();
 }
 
-/* Initialize the struct, add memory and call arch/board reserve functions */
-void lmb_init_and_reserve(struct bd_info *bd, void *fdt_blob)
-{
-	int i;
-
-	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
-		if (bd->bi_dram[i].size)
-			lmb_add(bd->bi_dram[i].start, bd->bi_dram[i].size);
-	}
-
-	lmb_reserve_common(fdt_blob);
-}
-
 /* Initialize the struct, add memory and call arch/board reserve functions */
 void lmb_init_and_reserve_range(phys_addr_t base, phys_size_t size,
 				void *fdt_blob)
diff --git a/net/tftp.c b/net/tftp.c
index 99b2ab9fca..b5d227d8bc 100644
--- a/net/tftp.c
+++ b/net/tftp.c
@@ -718,8 +718,6 @@ static int tftp_init_load_addr(void)
 	if (CONFIG_IS_ENABLED(LMB)) {
 		phys_size_t max_size;
 
-		lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
-
 		max_size = lmb_get_free_size(image_load_addr);
 		if (!max_size)
 			return -1;
diff --git a/net/wget.c b/net/wget.c
index 241465b9b4..4a168641c6 100644
--- a/net/wget.c
+++ b/net/wget.c
@@ -75,8 +75,6 @@ static int wget_init_load_size(void)
 {
 	phys_size_t max_size;
 
-	lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob);
-
 	max_size = lmb_get_free_size(image_load_addr);
 	if (!max_size)
 		return -1;
-- 
2.34.1



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