diff options
Diffstat (limited to 'arch/arm/mach-lpc32xx/pm.c')
| -rw-r--r-- | arch/arm/mach-lpc32xx/pm.c | 22 |
1 files changed, 6 insertions, 16 deletions
diff --git a/arch/arm/mach-lpc32xx/pm.c b/arch/arm/mach-lpc32xx/pm.c index 62471570d586..2572bd89a5e8 100644 --- a/arch/arm/mach-lpc32xx/pm.c +++ b/arch/arm/mach-lpc32xx/pm.c @@ -1,13 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm/mach-lpc32xx/pm.c * * Original authors: Vitaly Wool, Dmitry Chigirev <source@mvista.com> * Modified by Kevin Wells <kevin.wells@nxp.com> * - * 2005 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. + * 2005 (c) MontaVista Software, Inc. */ /* @@ -70,8 +68,7 @@ #include <asm/cacheflush.h> -#include <mach/hardware.h> -#include <mach/platform.h> +#include "lpc32xx.h" #include "common.h" #define TEMP_IRAM_AREA IO_ADDRESS(LPC32XX_IRAM_BASE) @@ -86,17 +83,10 @@ static int lpc32xx_pm_enter(suspend_state_t state) void *iram_swap_area; /* Allocate some space for temporary IRAM storage */ - iram_swap_area = kmalloc(lpc32xx_sys_suspend_sz, GFP_KERNEL); - if (!iram_swap_area) { - printk(KERN_ERR - "PM Suspend: cannot allocate memory to save portion " - "of SRAM\n"); + iram_swap_area = kmemdup((void *)TEMP_IRAM_AREA, + lpc32xx_sys_suspend_sz, GFP_KERNEL); + if (!iram_swap_area) return -ENOMEM; - } - - /* Backup a small area of IRAM used for the suspend code */ - memcpy(iram_swap_area, (void *) TEMP_IRAM_AREA, - lpc32xx_sys_suspend_sz); /* * Copy code to suspend system into IRAM. The suspend code |