diff options
Diffstat (limited to 'arch/powerpc/include/asm/machdep.h')
| -rw-r--r-- | arch/powerpc/include/asm/machdep.h | 66 |
1 files changed, 27 insertions, 39 deletions
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index e821037f74f0..3298eec123a3 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -3,30 +3,30 @@ #define _ASM_POWERPC_MACHDEP_H #ifdef __KERNEL__ -#include <linux/seq_file.h> +#include <linux/compiler.h> #include <linux/init.h> -#include <linux/dma-mapping.h> #include <linux/export.h> +#include <linux/time64.h> -#include <asm/setup.h> - -/* We export this macro for external modules like Alsa to know if - * ppc_md.feature_call is implemented or not - */ -#define CONFIG_PPC_HAS_FEATURE_CALLS +#include <asm/page.h> struct pt_regs; -struct pci_bus; +struct pci_bus; +struct device; struct device_node; struct iommu_table; struct rtc_time; struct file; +struct pci_dev; struct pci_controller; struct kimage; struct pci_host_bridge; +struct seq_file; struct machdep_calls { - char *name; + const char *name; + const char *compatible; + const char * const *compatibles; #ifdef CONFIG_PPC64 #ifdef CONFIG_PM void (*iommu_restore)(void); @@ -83,8 +83,8 @@ struct machdep_calls { unsigned char (*nvram_read_val)(int addr); void (*nvram_write_val)(int addr, unsigned char val); ssize_t (*nvram_write)(char *buf, size_t count, loff_t *index); - ssize_t (*nvram_read)(char *buf, size_t count, loff_t *index); - ssize_t (*nvram_size)(void); + ssize_t (*nvram_read)(char *buf, size_t count, loff_t *index); + ssize_t (*nvram_size)(void); void (*nvram_sync)(void); /* Exception handlers */ @@ -99,18 +99,19 @@ struct machdep_calls { /* Called during machine check exception to retrive fixup address. */ bool (*mce_check_early_recovery)(struct pt_regs *regs); + void (*machine_check_log_err)(void); + /* Motherboard/chipset features. This is a kind of general purpose * hook used to control some machine specific features (like reset * lines, chip power control, etc...). */ long (*feature_call)(unsigned int feature, ...); - /* Get legacy PCI/IDE interrupt mapping */ + /* Get legacy PCI/IDE interrupt mapping */ int (*pci_get_legacy_ide_irq)(struct pci_dev *dev, int channel); - + /* Get access protection for /dev/mem */ - pgprot_t (*phys_mem_access_prot)(struct file *file, - unsigned long pfn, + pgprot_t (*phys_mem_access_prot)(unsigned long pfn, unsigned long size, pgprot_t vma_prot); @@ -203,15 +204,12 @@ struct machdep_calls { ssize_t (*cpu_release)(const char *, size_t); #endif -#ifdef CONFIG_ARCH_RANDOM int (*get_random_seed)(unsigned long *v); -#endif }; extern void e500_idle(void); extern void power4_idle(void); extern void ppc6xx_idle(void); -extern void book3e_idle(void); /* * ppc_md contains a copy of the machine description structure for the @@ -228,27 +226,17 @@ extern struct machdep_calls *machine_id; EXPORT_SYMBOL(mach_##name); \ struct machdep_calls mach_##name __machine_desc = -#define machine_is(name) \ - ({ \ - extern struct machdep_calls mach_##name \ - __attribute__((weak)); \ - machine_id == &mach_##name; \ - }) +static inline bool __machine_is(const struct machdep_calls *md) +{ + WARN_ON(!machine_id); // complain if used before probe_machine() + return machine_id == md; +} -#ifdef CONFIG_PPC_PMAC -/* - * Power macintoshes have either a CUDA, PMU or SMU controlling - * system reset, power, NVRAM, RTC. - */ -typedef enum sys_ctrler_kind { - SYS_CTRLER_UNKNOWN = 0, - SYS_CTRLER_CUDA = 1, - SYS_CTRLER_PMU = 2, - SYS_CTRLER_SMU = 3, -} sys_ctrler_t; -extern sys_ctrler_t sys_ctrler; - -#endif /* CONFIG_PPC_PMAC */ +#define machine_is(name) \ + ({ \ + extern struct machdep_calls mach_##name __weak; \ + __machine_is(&mach_##name); \ + }) static inline void log_error(char *buf, unsigned int err_type, int fatal) { |