diff options
Diffstat (limited to 'arch/x86/platform/olpc/olpc-xo1-pm.c')
| -rw-r--r-- | arch/x86/platform/olpc/olpc-xo1-pm.c | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/arch/x86/platform/olpc/olpc-xo1-pm.c b/arch/x86/platform/olpc/olpc-xo1-pm.c index ff0174dda810..424eeae12759 100644 --- a/arch/x86/platform/olpc/olpc-xo1-pm.c +++ b/arch/x86/platform/olpc/olpc-xo1-pm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Support for power management features of the OLPC XO-1 laptop * @@ -5,18 +6,12 @@ * Copyright (C) 2010 One Laptop per Child * Copyright (C) 2006 Red Hat, Inc. * Copyright (C) 2006 Advanced Micro Devices, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/cs5535.h> #include <linux/platform_device.h> #include <linux/export.h> #include <linux/pm.h> -#include <linux/mfd/core.h> #include <linux/suspend.h> #include <linux/olpc-ec.h> @@ -75,9 +70,9 @@ static int xo1_power_state_enter(suspend_state_t pm_state) return 0; } -asmlinkage int xo1_do_sleep(u8 sleep_state) +asmlinkage __visible int xo1_do_sleep(u8 sleep_state) { - void *pgd_addr = __va(read_cr3()); + void *pgd_addr = __va(read_cr3_pa()); /* Program wakeup mask (using dword access to CS5536_PM1_EN) */ outl(wakeup_mask << 16, acpi_base + CS5536_PM1_STS); @@ -124,16 +119,11 @@ static const struct platform_suspend_ops xo1_suspend_ops = { static int xo1_pm_probe(struct platform_device *pdev) { struct resource *res; - int err; /* don't run on non-XOs */ if (!machine_is_olpc()) return -ENODEV; - err = mfd_cell_enable(pdev); - if (err) - return err; - res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (!res) { dev_err(&pdev->dev, "can't fetch device resource info\n"); @@ -154,23 +144,19 @@ static int xo1_pm_probe(struct platform_device *pdev) return 0; } -static int xo1_pm_remove(struct platform_device *pdev) +static void xo1_pm_remove(struct platform_device *pdev) { - mfd_cell_disable(pdev); - if (strcmp(pdev->name, "cs5535-pms") == 0) pms_base = 0; else if (strcmp(pdev->name, "olpc-xo1-pm-acpi") == 0) acpi_base = 0; pm_power_off = NULL; - return 0; } static struct platform_driver cs5535_pms_driver = { .driver = { .name = "cs5535-pms", - .owner = THIS_MODULE, }, .probe = xo1_pm_probe, .remove = xo1_pm_remove, @@ -179,7 +165,6 @@ static struct platform_driver cs5535_pms_driver = { static struct platform_driver cs5535_acpi_driver = { .driver = { .name = "olpc-xo1-pm-acpi", - .owner = THIS_MODULE, }, .probe = xo1_pm_probe, .remove = xo1_pm_remove, |