diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/spufs/switch.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/switch.c | 33 |
1 files changed, 1 insertions, 32 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c index 3d64c81cc6e2..96f55148a408 100644 --- a/arch/powerpc/platforms/cell/spufs/switch.c +++ b/arch/powerpc/platforms/cell/spufs/switch.c @@ -691,35 +691,8 @@ static inline void resume_mfc_queue(struct spu_state *csa, struct spu *spu) out_be64(&priv2->mfc_control_RW, MFC_CNTL_RESUME_DMA_QUEUE); } -static inline void get_kernel_slb(u64 ea, u64 slb[2]) -{ - u64 llp; - - if (REGION_ID(ea) == KERNEL_REGION_ID) - llp = mmu_psize_defs[mmu_linear_psize].sllp; - else - llp = mmu_psize_defs[mmu_virtual_psize].sllp; - slb[0] = (get_kernel_vsid(ea, MMU_SEGSIZE_256M) << SLB_VSID_SHIFT) | - SLB_VSID_KERNEL | llp; - slb[1] = (ea & ESID_MASK) | SLB_ESID_V; -} - -static inline void load_mfc_slb(struct spu *spu, u64 slb[2], int slbe) -{ - struct spu_priv2 __iomem *priv2 = spu->priv2; - - out_be64(&priv2->slb_index_W, slbe); - eieio(); - out_be64(&priv2->slb_vsid_RW, slb[0]); - out_be64(&priv2->slb_esid_RW, slb[1]); - eieio(); -} - static inline void setup_mfc_slbs(struct spu_state *csa, struct spu *spu) { - u64 code_slb[2]; - u64 lscsa_slb[2]; - /* Save, Step 47: * Restore, Step 30. * If MFC_SR1[R]=1, write 0 to SLB_Invalidate_All @@ -735,11 +708,7 @@ static inline void setup_mfc_slbs(struct spu_state *csa, struct spu *spu) * translation is desired by OS environment). */ spu_invalidate_slbs(spu); - get_kernel_slb((unsigned long)&spu_save_code[0], code_slb); - get_kernel_slb((unsigned long)csa->lscsa, lscsa_slb); - load_mfc_slb(spu, code_slb, 0); - if ((lscsa_slb[0] != code_slb[0]) || (lscsa_slb[1] != code_slb[1])) - load_mfc_slb(spu, lscsa_slb, 1); + spu_setup_kernel_slbs(spu, csa->lscsa, &spu_save_code); } static inline void set_switch_active(struct spu_state *csa, struct spu *spu) |
