From: Dinesh Maniyam Date: Wed, 1 Jun 2022 10:49:02 +0000 (+0800) Subject: ddr: altera: soc64: Integer fix overflow that caused DDR size mismatched X-Git-Tag: v2022.07~22^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=32e0379143b433e29d76404f5f4c279067e48853;p=platform%2Fkernel%2Fu-boot.git ddr: altera: soc64: Integer fix overflow that caused DDR size mismatched Convert the constant integer to 'phys_size_t' to avoid overflow when calculating the SDRAM size. Signed-off-by: Dinesh Maniyam Reviewed-by: Tien Fong Chee --- diff --git a/drivers/ddr/altera/sdram_soc64.c b/drivers/ddr/altera/sdram_soc64.c index d6baac2..9b1710c 100644 --- a/drivers/ddr/altera/sdram_soc64.c +++ b/drivers/ddr/altera/sdram_soc64.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Copyright (C) 2016-2021 Intel Corporation + * Copyright (C) 2016-2022 Intel Corporation * */ @@ -239,7 +239,8 @@ phys_size_t sdram_calculate_size(struct altera_sdram_plat *plat) { u32 dramaddrw = hmc_readl(plat, DRAMADDRW); - phys_size_t size = 1 << (DRAMADDRW_CFG_CS_ADDR_WIDTH(dramaddrw) + + phys_size_t size = (phys_size_t)1 << + (DRAMADDRW_CFG_CS_ADDR_WIDTH(dramaddrw) + DRAMADDRW_CFG_BANK_GRP_ADDR_WIDTH(dramaddrw) + DRAMADDRW_CFG_BANK_ADDR_WIDTH(dramaddrw) + DRAMADDRW_CFG_ROW_ADDR_WIDTH(dramaddrw) +