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Diffstat (limited to 'arch/blackfin/kernel/cplb-mpu/cplbmgr.c')
-rw-r--r--arch/blackfin/kernel/cplb-mpu/cplbmgr.c63
1 files changed, 12 insertions, 51 deletions
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
index bcdfe9b0b71f..8e1e9e9e9632 100644
--- a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
+++ b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
@@ -22,6 +22,7 @@
#include <asm/blackfin.h>
#include <asm/cacheflush.h>
+#include <asm/cplb.h>
#include <asm/cplbinit.h>
#include <asm/mmu_context.h>
@@ -41,46 +42,6 @@ int nr_dcplb_miss[NR_CPUS], nr_icplb_miss[NR_CPUS];
int nr_icplb_supv_miss[NR_CPUS], nr_dcplb_prot[NR_CPUS];
int nr_cplb_flush[NR_CPUS];
-static inline void disable_dcplb(void)
-{
- unsigned long ctrl;
- SSYNC();
- ctrl = bfin_read_DMEM_CONTROL();
- ctrl &= ~ENDCPLB;
- bfin_write_DMEM_CONTROL(ctrl);
- SSYNC();
-}
-
-static inline void enable_dcplb(void)
-{
- unsigned long ctrl;
- SSYNC();
- ctrl = bfin_read_DMEM_CONTROL();
- ctrl |= ENDCPLB;
- bfin_write_DMEM_CONTROL(ctrl);
- SSYNC();
-}
-
-static inline void disable_icplb(void)
-{
- unsigned long ctrl;
- SSYNC();
- ctrl = bfin_read_IMEM_CONTROL();
- ctrl &= ~ENICPLB;
- bfin_write_IMEM_CONTROL(ctrl);
- SSYNC();
-}
-
-static inline void enable_icplb(void)
-{
- unsigned long ctrl;
- SSYNC();
- ctrl = bfin_read_IMEM_CONTROL();
- ctrl |= ENICPLB;
- bfin_write_IMEM_CONTROL(ctrl);
- SSYNC();
-}
-
/*
* Given the contents of the status register, return the index of the
* CPLB that caused the fault.
@@ -198,10 +159,10 @@ static noinline int dcplb_miss(unsigned int cpu)
dcplb_tbl[cpu][idx].addr = addr;
dcplb_tbl[cpu][idx].data = d_data;
- disable_dcplb();
+ _disable_dcplb();
bfin_write32(DCPLB_DATA0 + idx * 4, d_data);
bfin_write32(DCPLB_ADDR0 + idx * 4, addr);
- enable_dcplb();
+ _enable_dcplb();
return 0;
}
@@ -288,10 +249,10 @@ static noinline int icplb_miss(unsigned int cpu)
icplb_tbl[cpu][idx].addr = addr;
icplb_tbl[cpu][idx].data = i_data;
- disable_icplb();
+ _disable_icplb();
bfin_write32(ICPLB_DATA0 + idx * 4, i_data);
bfin_write32(ICPLB_ADDR0 + idx * 4, addr);
- enable_icplb();
+ _enable_icplb();
return 0;
}
@@ -319,7 +280,7 @@ static noinline int dcplb_protection_fault(unsigned int cpu)
int cplb_hdr(int seqstat, struct pt_regs *regs)
{
int cause = seqstat & 0x3f;
- unsigned int cpu = smp_processor_id();
+ unsigned int cpu = raw_smp_processor_id();
switch (cause) {
case 0x23:
return dcplb_protection_fault(cpu);
@@ -340,19 +301,19 @@ void flush_switched_cplbs(unsigned int cpu)
nr_cplb_flush[cpu]++;
local_irq_save_hw(flags);
- disable_icplb();
+ _disable_icplb();
for (i = first_switched_icplb; i < MAX_CPLBS; i++) {
icplb_tbl[cpu][i].data = 0;
bfin_write32(ICPLB_DATA0 + i * 4, 0);
}
- enable_icplb();
+ _enable_icplb();
- disable_dcplb();
+ _disable_dcplb();
for (i = first_switched_dcplb; i < MAX_CPLBS; i++) {
dcplb_tbl[cpu][i].data = 0;
bfin_write32(DCPLB_DATA0 + i * 4, 0);
}
- enable_dcplb();
+ _enable_dcplb();
local_irq_restore_hw(flags);
}
@@ -385,7 +346,7 @@ void set_mask_dcplbs(unsigned long *masks, unsigned int cpu)
#endif
}
- disable_dcplb();
+ _disable_dcplb();
for (i = first_mask_dcplb; i < first_switched_dcplb; i++) {
dcplb_tbl[cpu][i].addr = addr;
dcplb_tbl[cpu][i].data = d_data;
@@ -393,6 +354,6 @@ void set_mask_dcplbs(unsigned long *masks, unsigned int cpu)
bfin_write32(DCPLB_ADDR0 + i * 4, addr);
addr += PAGE_SIZE;
}
- enable_dcplb();
+ _enable_dcplb();
local_irq_restore_hw(flags);
}