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ddr: altera: soc64: Integer fix overflow that caused DDR size mismatched

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Convert the constant integer to 'phys_size_t' to avoid overflow
when calculating the SDRAM size.

Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Reviewed-by: Tien Fong Chee <tien.fong.chee@intel.com>
This commit is contained in:
Dinesh Maniyam
2022-06-01 18:49:02 +08:00
committed by Tien Fong Chee
parent d192adafeb
commit 32e0379143
1 changed files with 3 additions and 2 deletions
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5
drivers/ddr/altera/sdram_soc64.c
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@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2016-2021 Intel Corporation <www.intel.com>
* Copyright (C) 2016-2022 Intel Corporation <www.intel.com>
*
*/
@@ -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) +