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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /arch/mips/loongson/lemote-2f/pm.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'arch/mips/loongson/lemote-2f/pm.c')
-rw-r--r--arch/mips/loongson/lemote-2f/pm.c149
1 files changed, 0 insertions, 149 deletions
diff --git a/arch/mips/loongson/lemote-2f/pm.c b/arch/mips/loongson/lemote-2f/pm.c
deleted file mode 100644
index cac4d382e..000000000
--- a/arch/mips/loongson/lemote-2f/pm.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * Lemote loongson2f family machines' specific suspend support
- *
- * Copyright (C) 2009 Lemote Inc.
- * Author: Wu Zhangjin <wuzhangjin@gmail.com>
- *
- * 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/suspend.h>
-#include <linux/interrupt.h>
-#include <linux/pm.h>
-#include <linux/i8042.h>
-#include <linux/module.h>
-
-#include <asm/i8259.h>
-#include <asm/mipsregs.h>
-#include <asm/bootinfo.h>
-
-#include <loongson.h>
-
-#include <cs5536/cs5536_mfgpt.h>
-#include "ec_kb3310b.h"
-
-#define I8042_KBD_IRQ 1
-#define I8042_CTR_KBDINT 0x01
-#define I8042_CTR_KBDDIS 0x10
-
-static unsigned char i8042_ctr;
-
-static int i8042_enable_kbd_port(void)
-{
- if (i8042_command(&i8042_ctr, I8042_CMD_CTL_RCTR)) {
- pr_err("i8042.c: Can't read CTR while enabling i8042 kbd port."
- "\n");
- return -EIO;
- }
-
- i8042_ctr &= ~I8042_CTR_KBDDIS;
- i8042_ctr |= I8042_CTR_KBDINT;
-
- if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) {
- i8042_ctr &= ~I8042_CTR_KBDINT;
- i8042_ctr |= I8042_CTR_KBDDIS;
- pr_err("i8042.c: Failed to enable KBD port.\n");
-
- return -EIO;
- }
-
- return 0;
-}
-
-void setup_wakeup_events(void)
-{
- int irq_mask;
-
- switch (mips_machtype) {
- case MACH_LEMOTE_ML2F7:
- case MACH_LEMOTE_YL2F89:
- /* open the keyboard irq in i8259A */
- outb((0xff & ~(1 << I8042_KBD_IRQ)), PIC_MASTER_IMR);
- irq_mask = inb(PIC_MASTER_IMR);
-
- /* enable keyboard port */
- i8042_enable_kbd_port();
-
- /* Wakeup CPU via SCI lid open event */
- outb(irq_mask & ~(1 << PIC_CASCADE_IR), PIC_MASTER_IMR);
- inb(PIC_MASTER_IMR);
- outb(0xff & ~(1 << (SCI_IRQ_NUM - 8)), PIC_SLAVE_IMR);
- inb(PIC_SLAVE_IMR);
-
- break;
-
- default:
- break;
- }
-}
-
-static struct delayed_work lid_task;
-static int initialized;
-/* yeeloong_report_lid_status will be implemented in yeeloong_laptop.c */
-sci_handler yeeloong_report_lid_status;
-EXPORT_SYMBOL(yeeloong_report_lid_status);
-static void yeeloong_lid_update_task(struct work_struct *work)
-{
- if (yeeloong_report_lid_status)
- yeeloong_report_lid_status(BIT_LID_DETECT_ON);
-}
-
-int wakeup_loongson(void)
-{
- int irq;
-
- /* query the interrupt number */
- irq = mach_i8259_irq();
- if (irq < 0)
- return 0;
-
- printk(KERN_INFO "%s: irq = %d\n", __func__, irq);
-
- if (irq == I8042_KBD_IRQ)
- return 1;
- else if (irq == SCI_IRQ_NUM) {
- int ret, sci_event;
- /* query the event number */
- ret = ec_query_seq(CMD_GET_EVENT_NUM);
- if (ret < 0)
- return 0;
- sci_event = ec_get_event_num();
- if (sci_event < 0)
- return 0;
- if (sci_event == EVENT_LID) {
- int lid_status;
- /* check the LID status */
- lid_status = ec_read(REG_LID_DETECT);
- /* wakeup cpu when people open the LID */
- if (lid_status == BIT_LID_DETECT_ON) {
- /* If we call it directly here, the WARNING
- * will be sent out by getnstimeofday
- * via "WARN_ON(timekeeping_suspended);"
- * because we can not schedule in suspend mode.
- */
- if (initialized == 0) {
- INIT_DELAYED_WORK(&lid_task,
- yeeloong_lid_update_task);
- initialized = 1;
- }
- schedule_delayed_work(&lid_task, 1);
- return 1;
- }
- }
- }
-
- return 0;
-}
-
-void __weak mach_suspend(void)
-{
- disable_mfgpt0_counter();
-}
-
-void __weak mach_resume(void)
-{
- enable_mfgpt0_counter();
-}