diff options
| -rw-r--r-- | arch/powerpc/kernel/process.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/plpar_wrappers.h | 10 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/setup.c | 17 | ||||
| -rw-r--r-- | include/asm-powerpc/machdep.h | 4 |
4 files changed, 14 insertions, 21 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 96843211cc5..29f6e875cf1 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -46,10 +46,10 @@ #include <asm/processor.h> #include <asm/mmu.h> #include <asm/prom.h> +#include <asm/machdep.h> #ifdef CONFIG_PPC64 #include <asm/firmware.h> #include <asm/time.h> -#include <asm/machdep.h> #endif extern unsigned long _get_SP(void); @@ -203,10 +203,8 @@ int dump_spe(struct pt_regs *regs, elf_vrregset_t *evrregs) int set_dabr(unsigned long dabr) { -#ifdef CONFIG_PPC64 if (ppc_md.set_dabr) return ppc_md.set_dabr(dabr); -#endif mtspr(SPRN_DABR, dabr); return 0; diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h index 382f8c5b0e7..3bd1b3e0600 100644 --- a/arch/powerpc/platforms/pseries/plpar_wrappers.h +++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h @@ -107,14 +107,4 @@ static inline long plpar_put_term_char(unsigned long termno, unsigned long len, lbuf[1]); } -static inline long plpar_set_xdabr(unsigned long address, unsigned long flags) -{ - return plpar_hcall_norets(H_SET_XDABR, address, flags); -} - -static inline long plpar_set_dabr(unsigned long val) -{ - return plpar_hcall_norets(H_SET_DABR, val); -} - #endif /* _PSERIES_PLPAR_WRAPPERS_H */ diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 934d7006353..e78c3936884 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -354,14 +354,15 @@ static void pSeries_mach_cpu_die(void) static int pseries_set_dabr(unsigned long dabr) { - if (firmware_has_feature(FW_FEATURE_XDABR)) { - /* We want to catch accesses from kernel and userspace */ - return plpar_set_xdabr(dabr, H_DABRX_KERNEL | H_DABRX_USER); - } - - return plpar_set_dabr(dabr); + return plpar_hcall_norets(H_SET_DABR, dabr); } +static int pseries_set_xdabr(unsigned long dabr) +{ + /* We want to catch accesses from kernel and userspace */ + return plpar_hcall_norets(H_SET_XDABR, dabr, + H_DABRX_KERNEL | H_DABRX_USER); +} /* * Early initialization. Relocation is on but do not reference unbolted pages @@ -397,8 +398,10 @@ static void __init pSeries_init_early(void) DBG("Hello World !\n"); } - if (firmware_has_feature(FW_FEATURE_XDABR | FW_FEATURE_DABR)) + if (firmware_has_feature(FW_FEATURE_DABR)) ppc_md.set_dabr = pseries_set_dabr; + else if (firmware_has_feature(FW_FEATURE_XDABR)) + ppc_md.set_dabr = pseries_set_xdabr; iommu_init_early_pSeries(); diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h index 629ca964b97..b623bc4a155 100644 --- a/include/asm-powerpc/machdep.h +++ b/include/asm-powerpc/machdep.h @@ -80,7 +80,6 @@ struct machdep_calls { void (*iommu_dev_setup)(struct pci_dev *dev); void (*iommu_bus_setup)(struct pci_bus *bus); void (*irq_bus_setup)(struct pci_bus *bus); - int (*set_dabr)(unsigned long dabr); #endif int (*probe)(int platform); @@ -156,6 +155,9 @@ struct machdep_calls { platform, called once per cpu. */ void (*enable_pmcs)(void); + /* Set DABR for this platform, leave empty for default implemenation */ + int (*set_dabr)(unsigned long dabr); + #ifdef CONFIG_PPC32 /* XXX for now */ /* A general init function, called by ppc_init in init/main.c. May be NULL. */ |