From patchwork Thu Jul 4 07:35:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sughosh Ganu X-Patchwork-Id: 1956663 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4WF7pB2Kcjz1xqs for ; Thu, 4 Jul 2024 17:39:46 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 805DF88913; Thu, 4 Jul 2024 09:37:18 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: by phobos.denx.de (Postfix, from userid 109) id 0A6708889D; Thu, 4 Jul 2024 09:37:17 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-1.2 required=5.0 tests=BAYES_00, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED,RCVD_IN_VALIDITY_RPBL_BLOCKED, SPF_HELO_NONE,SPF_SOFTFAIL autolearn=no autolearn_force=no version=3.4.2 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id CE56E88910 for ; Thu, 4 Jul 2024 09:37:14 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=fail smtp.mailfrom=sughosh.ganu@linaro.org Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5B23E367; Thu, 4 Jul 2024 00:37:39 -0700 (PDT) Received: from a079122.blr.arm.com (a079122.arm.com [10.162.17.48]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 374E33F762; Thu, 4 Jul 2024 00:37:10 -0700 (PDT) From: Sughosh Ganu To: u-boot@lists.denx.de Cc: Tom Rini , Ilias Apalodimas , Heinrich Schuchardt , Simon Glass , Marek Vasut , Mark Kettenis , Fabio Estevam , Michal Simek , Sughosh Ganu Subject: [RFC PATCH v2 19/48] lmb: remove the lmb_init_and_reserve() function Date: Thu, 4 Jul 2024 13:05:15 +0530 Message-Id: <20240704073544.670249-20-sughosh.ganu@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240704073544.670249-1-sughosh.ganu@linaro.org> References: <20240704073544.670249-1-sughosh.ganu@linaro.org> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean 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 Reviewed-by: Simon Glass Reviewed-by: Ilias Apalodimas --- Changes since V1: * Removed the replacement of lmb_init_and_reserve() with lmb_add_memory(), as memory gets added during board init. 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 - lib/lmb.c | 13 ------------- net/tftp.c | 2 -- net/wget.c | 2 -- test/cmd/bdinfo.c | 9 --------- 10 files changed, 37 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 b4e747f966..29cc98ff37 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/lib/lmb.c b/lib/lmb.c index e4733b82ac..e1dde14a3c 100644 --- a/lib/lmb.c +++ b/lib/lmb.c @@ -226,19 +226,6 @@ 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); -} - /** * lmb_add_memory() - Add memory range for LMB allocations * diff --git a/net/tftp.c b/net/tftp.c index 5c75d9d04f..dfbc620c73 100644 --- a/net/tftp.c +++ b/net/tftp.c @@ -713,8 +713,6 @@ 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 b8ea43e7f0..82a7e30ea7 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; diff --git a/test/cmd/bdinfo.c b/test/cmd/bdinfo.c index 34d2b141d8..1cd81a195b 100644 --- a/test/cmd/bdinfo.c +++ b/test/cmd/bdinfo.c @@ -113,14 +113,6 @@ static int lmb_test_dump_region(struct unit_test_state *uts, end = base + size - 1; flags = rgn->region[i].flags; - /* - * this entry includes the stack (get_sp()) on many platforms - * so will different each time lmb_init_and_reserve() is called. - * We could instead have the bdinfo command put its lmb region - * in a known location, so we can check it directly, rather than - * calling lmb_init_and_reserve() to create a new (and hopefully - * identical one). But for now this seems good enough. - */ if (!IS_ENABLED(CONFIG_SANDBOX) && i == 3) { ut_assert_nextlinen(" %s[%d]\t[", name, i); continue; @@ -200,7 +192,6 @@ static int bdinfo_test_all(struct unit_test_state *uts) if (IS_ENABLED(CONFIG_LMB) && gd->fdt_blob) { struct lmb lmb; - lmb_init_and_reserve(gd->bd, (void *)gd->fdt_blob); ut_assertok(lmb_test_dump_all(uts, &lmb)); if (IS_ENABLED(CONFIG_OF_REAL)) ut_assert_nextline("devicetree = %s", fdtdec_get_srcname());