diff options
Diffstat (limited to 'drivers/macintosh/via-pmu.c')
-rw-r--r-- | drivers/macintosh/via-pmu.c | 84 |
1 files changed, 45 insertions, 39 deletions
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index bb9f404..4a0a0ad 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -63,6 +63,10 @@ #include <asm/backlight.h> #endif +#ifdef CONFIG_PPC32 +#include <asm/open_pic.h> +#endif + /* Some compile options */ #undef SUSPEND_USES_PMU #define DEBUG_SLEEP @@ -151,10 +155,10 @@ static spinlock_t pmu_lock; static u8 pmu_intr_mask; static int pmu_version; static int drop_interrupts; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM static int option_lid_wakeup = 1; static int sleep_in_progress; -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PM */ static unsigned long async_req_locks; static unsigned int pmu_irq_stats[11]; @@ -164,7 +168,6 @@ static struct proc_dir_entry *proc_pmu_irqstats; static struct proc_dir_entry *proc_pmu_options; static int option_server_mode; -#ifdef CONFIG_PMAC_PBOOK int pmu_battery_count; int pmu_cur_battery; unsigned int pmu_power_flags; @@ -172,7 +175,6 @@ struct pmu_battery_info pmu_batteries[PMU_MAX_BATTERIES]; static int query_batt_timer = BATTERY_POLLING_COUNT; static struct adb_request batt_req; static struct proc_dir_entry *proc_pmu_batt[PMU_MAX_BATTERIES]; -#endif /* CONFIG_PMAC_PBOOK */ #if defined(CONFIG_INPUT_ADBHID) && defined(CONFIG_PMAC_BACKLIGHT) extern int disable_kernel_backlight; @@ -206,11 +208,9 @@ static int proc_get_irqstats(char *page, char **start, off_t off, static int pmu_set_backlight_level(int level, void* data); static int pmu_set_backlight_enable(int on, int level, void* data); #endif /* CONFIG_PMAC_BACKLIGHT */ -#ifdef CONFIG_PMAC_PBOOK static void pmu_pass_intr(unsigned char *data, int len); static int proc_get_batt(char *page, char **start, off_t off, int count, int *eof, void *data); -#endif /* CONFIG_PMAC_PBOOK */ static int proc_read_options(char *page, char **start, off_t off, int count, int *eof, void *data); static int proc_write_options(struct file *file, const char __user *buffer, @@ -403,8 +403,12 @@ static int __init via_pmu_start(void) bright_req_1.complete = 1; bright_req_2.complete = 1; -#ifdef CONFIG_PMAC_PBOOK batt_req.complete = 1; + +#ifdef CONFIG_PPC32 + if (pmu_kind == PMU_KEYLARGO_BASED) + openpic_set_irq_priority(vias->intrs[0].line, + OPENPIC_PRIORITY_DEFAULT + 1); #endif if (request_irq(vias->intrs[0].line, via_pmu_interrupt, 0, "VIA-PMU", @@ -458,7 +462,7 @@ static int __init via_pmu_dev_init(void) register_backlight_controller(&pmu_backlight_controller, NULL, "pmu"); #endif /* CONFIG_PMAC_BACKLIGHT */ -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PPC32 if (machine_is_compatible("AAPL,3400/2400") || machine_is_compatible("AAPL,3500")) { int mb = pmac_call_feature(PMAC_FTR_GET_MB_INFO, @@ -486,20 +490,19 @@ static int __init via_pmu_dev_init(void) pmu_batteries[1].flags |= PMU_BATT_TYPE_SMART; } } -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PPC32 */ + /* Create /proc/pmu */ proc_pmu_root = proc_mkdir("pmu", NULL); if (proc_pmu_root) { -#ifdef CONFIG_PMAC_PBOOK - int i; + long i; for (i=0; i<pmu_battery_count; i++) { char title[16]; - sprintf(title, "battery_%d", i); + sprintf(title, "battery_%ld", i); proc_pmu_batt[i] = create_proc_read_entry(title, 0, proc_pmu_root, proc_get_batt, (void *)i); } -#endif /* CONFIG_PMAC_PBOOK */ proc_pmu_info = create_proc_read_entry("info", 0, proc_pmu_root, proc_get_info, NULL); @@ -619,8 +622,6 @@ static void pmu_set_server_mode(int server_mode) pmu_wait_complete(&req); } -#ifdef CONFIG_PMAC_PBOOK - /* This new version of the code for 2400/3400/3500 powerbooks * is inspired from the implementation in gkrellm-pmu */ @@ -803,8 +804,6 @@ query_battery_state(void) 2, PMU_SMART_BATTERY_STATE, pmu_cur_battery+1); } -#endif /* CONFIG_PMAC_PBOOK */ - static int __pmac proc_get_info(char *page, char **start, off_t off, int count, int *eof, void *data) @@ -813,11 +812,9 @@ proc_get_info(char *page, char **start, off_t off, p += sprintf(p, "PMU driver version : %d\n", PMU_DRIVER_VERSION); p += sprintf(p, "PMU firmware version : %02x\n", pmu_version); -#ifdef CONFIG_PMAC_PBOOK p += sprintf(p, "AC Power : %d\n", ((pmu_power_flags & PMU_PWR_AC_PRESENT) != 0)); p += sprintf(p, "Battery count : %d\n", pmu_battery_count); -#endif /* CONFIG_PMAC_PBOOK */ return p - page; } @@ -849,12 +846,11 @@ proc_get_irqstats(char *page, char **start, off_t off, return p - page; } -#ifdef CONFIG_PMAC_PBOOK static int __pmac proc_get_batt(char *page, char **start, off_t off, int count, int *eof, void *data) { - int batnum = (int)data; + long batnum = (long)data; char *p = page; p += sprintf(p, "\n"); @@ -873,7 +869,6 @@ proc_get_batt(char *page, char **start, off_t off, return p - page; } -#endif /* CONFIG_PMAC_PBOOK */ static int __pmac proc_read_options(char *page, char **start, off_t off, @@ -881,11 +876,11 @@ proc_read_options(char *page, char **start, off_t off, { char *p = page; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM if (pmu_kind == PMU_KEYLARGO_BASED && pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,-1) >= 0) p += sprintf(p, "lid_wakeup=%d\n", option_lid_wakeup); -#endif /* CONFIG_PMAC_PBOOK */ +#endif if (pmu_kind == PMU_KEYLARGO_BASED) p += sprintf(p, "server_mode=%d\n", option_server_mode); @@ -922,12 +917,12 @@ proc_write_options(struct file *file, const char __user *buffer, *(val++) = 0; while(*val == ' ') val++; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM if (pmu_kind == PMU_KEYLARGO_BASED && pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,-1) >= 0) if (!strcmp(label, "lid_wakeup")) option_lid_wakeup = ((*val) == '1'); -#endif /* CONFIG_PMAC_PBOOK */ +#endif if (pmu_kind == PMU_KEYLARGO_BASED && !strcmp(label, "server_mode")) { int new_value; new_value = ((*val) == '1'); @@ -1422,7 +1417,6 @@ next: } /* Tick interrupt */ else if ((1 << pirq) & PMU_INT_TICK) { -#ifdef CONFIG_PMAC_PBOOK /* Environement or tick interrupt, query batteries */ if (pmu_battery_count) { if ((--query_batt_timer) == 0) { @@ -1437,7 +1431,6 @@ next: pmu_pass_intr(data, len); } else { pmu_pass_intr(data, len); -#endif /* CONFIG_PMAC_PBOOK */ } goto next; } @@ -2052,7 +2045,7 @@ pmu_i2c_simple_write(int bus, int addr, u8* data, int len) return -1; } -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM static LIST_HEAD(sleep_notifiers); @@ -2593,6 +2586,9 @@ powerbook_sleep_Core99(void) /* Restore VIA */ restore_via_state(); + /* tweak LPJ before cpufreq is there */ + loops_per_jiffy *= 2; + /* Restore video */ pmac_call_early_video_resume(); @@ -2613,6 +2609,9 @@ powerbook_sleep_Core99(void) pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, pmu_intr_mask); pmu_wait_complete(&req); + /* Restore LPJ, cpufreq will adjust the cpu frequency */ + loops_per_jiffy /= 2; + pmac_wakeup_devices(); return 0; @@ -2699,6 +2698,8 @@ powerbook_sleep_3400(void) return 0; } +#endif /* CONFIG_PM */ + /* * Support for /dev/pmu device */ @@ -2878,11 +2879,11 @@ static int __pmac pmu_ioctl(struct inode * inode, struct file *filp, u_int cmd, u_long arg) { - struct pmu_private *pp = filp->private_data; __u32 __user *argp = (__u32 __user *)arg; - int error; + int error = -EINVAL; switch (cmd) { +#ifdef CONFIG_PM case PMU_IOC_SLEEP: if (!capable(CAP_SYS_ADMIN)) return -EACCES; @@ -2904,12 +2905,13 @@ pmu_ioctl(struct inode * inode, struct file *filp, error = -ENOSYS; } sleep_in_progress = 0; - return error; + break; case PMU_IOC_CAN_SLEEP: if (pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,-1) < 0) return put_user(0, argp); else return put_user(1, argp); +#endif /* CONFIG_PM */ #ifdef CONFIG_PMAC_BACKLIGHT /* Backlight should have its own device or go via @@ -2930,11 +2932,13 @@ pmu_ioctl(struct inode * inode, struct file *filp, error = get_user(value, argp); if (!error) error = set_backlight_level(value); - return error; + break; } #ifdef CONFIG_INPUT_ADBHID case PMU_IOC_GRAB_BACKLIGHT: { + struct pmu_private *pp = filp->private_data; unsigned long flags; + if (pp->backlight_locker) return 0; pp->backlight_locker = 1; @@ -2950,7 +2954,7 @@ pmu_ioctl(struct inode * inode, struct file *filp, case PMU_IOC_HAS_ADB: return put_user(pmu_has_adb, argp); } - return -EINVAL; + return error; } static struct file_operations pmu_device_fops __pmacdata = { @@ -2966,14 +2970,16 @@ static struct miscdevice pmu_device __pmacdata = { PMU_MINOR, "pmu", &pmu_device_fops }; -void pmu_device_init(void) +static int pmu_device_init(void) { if (!via) - return; + return 0; if (misc_register(&pmu_device) < 0) printk(KERN_ERR "via-pmu: cannot register misc device.\n"); + return 0; } -#endif /* CONFIG_PMAC_PBOOK */ +device_initcall(pmu_device_init); + #ifdef DEBUG_SLEEP static inline void __pmac @@ -3141,12 +3147,12 @@ EXPORT_SYMBOL(pmu_i2c_combined_read); EXPORT_SYMBOL(pmu_i2c_stdsub_write); EXPORT_SYMBOL(pmu_i2c_simple_read); EXPORT_SYMBOL(pmu_i2c_simple_write); -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM EXPORT_SYMBOL(pmu_register_sleep_notifier); EXPORT_SYMBOL(pmu_unregister_sleep_notifier); EXPORT_SYMBOL(pmu_enable_irled); EXPORT_SYMBOL(pmu_battery_count); EXPORT_SYMBOL(pmu_batteries); EXPORT_SYMBOL(pmu_power_flags); -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PM */ |