From b4b7ff4b08e691656c9d77c758fc355833128ac0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Wed, 20 Jan 2016 14:01:31 -0300 Subject: Linux-libre 4.4-gnu --- arch/powerpc/include/asm/disassemble.h | 5 + arch/powerpc/include/asm/exception-64e.h | 15 +-- arch/powerpc/include/asm/fsl_guts.h | 192 ------------------------------- arch/powerpc/include/asm/highmem.h | 13 --- arch/powerpc/include/asm/kvm_host.h | 2 + arch/powerpc/include/asm/mmu-hash64.h | 1 + arch/powerpc/include/asm/mpc5121.h | 59 ++++++++++ arch/powerpc/include/asm/mpc52xx_psc.h | 2 - arch/powerpc/include/asm/msi_bitmap.h | 1 + arch/powerpc/include/asm/page.h | 32 ++++-- arch/powerpc/include/asm/pgtable-ppc64.h | 10 +- arch/powerpc/include/asm/pgtable.h | 6 +- arch/powerpc/include/asm/reg.h | 1 + arch/powerpc/include/asm/reg_booke.h | 6 + arch/powerpc/include/asm/systbl.h | 13 +++ arch/powerpc/include/asm/unistd.h | 2 +- arch/powerpc/include/uapi/asm/mman.h | 1 + arch/powerpc/include/uapi/asm/unistd.h | 1 + 18 files changed, 136 insertions(+), 226 deletions(-) delete mode 100644 arch/powerpc/include/asm/fsl_guts.h (limited to 'arch/powerpc/include') diff --git a/arch/powerpc/include/asm/disassemble.h b/arch/powerpc/include/asm/disassemble.h index 6330a61b8..4852e8491 100644 --- a/arch/powerpc/include/asm/disassemble.h +++ b/arch/powerpc/include/asm/disassemble.h @@ -42,6 +42,11 @@ static inline unsigned int get_dcrn(u32 inst) return ((inst >> 16) & 0x1f) | ((inst >> 6) & 0x3e0); } +static inline unsigned int get_tmrn(u32 inst) +{ + return ((inst >> 16) & 0x1f) | ((inst >> 6) & 0x3e0); +} + static inline unsigned int get_rt(u32 inst) { return (inst >> 21) & 0x1f; diff --git a/arch/powerpc/include/asm/exception-64e.h b/arch/powerpc/include/asm/exception-64e.h index a8b52b610..a703452d6 100644 --- a/arch/powerpc/include/asm/exception-64e.h +++ b/arch/powerpc/include/asm/exception-64e.h @@ -69,13 +69,14 @@ #define EX_TLB_ESR ( 9 * 8) /* Level 0 and 2 only */ #define EX_TLB_SRR0 (10 * 8) #define EX_TLB_SRR1 (11 * 8) +#define EX_TLB_R7 (12 * 8) #ifdef CONFIG_BOOK3E_MMU_TLB_STATS -#define EX_TLB_R8 (12 * 8) -#define EX_TLB_R9 (13 * 8) -#define EX_TLB_LR (14 * 8) -#define EX_TLB_SIZE (15 * 8) +#define EX_TLB_R8 (13 * 8) +#define EX_TLB_R9 (14 * 8) +#define EX_TLB_LR (15 * 8) +#define EX_TLB_SIZE (16 * 8) #else -#define EX_TLB_SIZE (12 * 8) +#define EX_TLB_SIZE (13 * 8) #endif #define START_EXCEPTION(label) \ @@ -204,8 +205,8 @@ exc_##label##_book3e: #endif #define SET_IVOR(vector_number, vector_offset) \ - li r3,vector_offset@l; \ - ori r3,r3,interrupt_base_book3e@l; \ + LOAD_REG_ADDR(r3,interrupt_base_book3e);\ + ori r3,r3,vector_offset@l; \ mtspr SPRN_IVOR##vector_number,r3; #endif /* _ASM_POWERPC_EXCEPTION_64E_H */ diff --git a/arch/powerpc/include/asm/fsl_guts.h b/arch/powerpc/include/asm/fsl_guts.h deleted file mode 100644 index 43b6bb1a4..000000000 --- a/arch/powerpc/include/asm/fsl_guts.h +++ /dev/null @@ -1,192 +0,0 @@ -/** - * Freecale 85xx and 86xx Global Utilties register set - * - * Authors: Jeff Brown - * Timur Tabi - * - * Copyright 2004,2007,2012 Freescale Semiconductor, Inc - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifndef __ASM_POWERPC_FSL_GUTS_H__ -#define __ASM_POWERPC_FSL_GUTS_H__ -#ifdef __KERNEL__ - -/** - * Global Utility Registers. - * - * Not all registers defined in this structure are available on all chips, so - * you are expected to know whether a given register actually exists on your - * chip before you access it. - * - * Also, some registers are similar on different chips but have slightly - * different names. In these cases, one name is chosen to avoid extraneous - * #ifdefs. - */ -struct ccsr_guts { - __be32 porpllsr; /* 0x.0000 - POR PLL Ratio Status Register */ - __be32 porbmsr; /* 0x.0004 - POR Boot Mode Status Register */ - __be32 porimpscr; /* 0x.0008 - POR I/O Impedance Status and Control Register */ - __be32 pordevsr; /* 0x.000c - POR I/O Device Status Register */ - __be32 pordbgmsr; /* 0x.0010 - POR Debug Mode Status Register */ - __be32 pordevsr2; /* 0x.0014 - POR device status register 2 */ - u8 res018[0x20 - 0x18]; - __be32 porcir; /* 0x.0020 - POR Configuration Information Register */ - u8 res024[0x30 - 0x24]; - __be32 gpiocr; /* 0x.0030 - GPIO Control Register */ - u8 res034[0x40 - 0x34]; - __be32 gpoutdr; /* 0x.0040 - General-Purpose Output Data Register */ - u8 res044[0x50 - 0x44]; - __be32 gpindr; /* 0x.0050 - General-Purpose Input Data Register */ - u8 res054[0x60 - 0x54]; - __be32 pmuxcr; /* 0x.0060 - Alternate Function Signal Multiplex Control */ - __be32 pmuxcr2; /* 0x.0064 - Alternate function signal multiplex control 2 */ - __be32 dmuxcr; /* 0x.0068 - DMA Mux Control Register */ - u8 res06c[0x70 - 0x6c]; - __be32 devdisr; /* 0x.0070 - Device Disable Control */ -#define CCSR_GUTS_DEVDISR_TB1 0x00001000 -#define CCSR_GUTS_DEVDISR_TB0 0x00004000 - __be32 devdisr2; /* 0x.0074 - Device Disable Control 2 */ - u8 res078[0x7c - 0x78]; - __be32 pmjcr; /* 0x.007c - 4 Power Management Jog Control Register */ - __be32 powmgtcsr; /* 0x.0080 - Power Management Status and Control Register */ - __be32 pmrccr; /* 0x.0084 - Power Management Reset Counter Configuration Register */ - __be32 pmpdccr; /* 0x.0088 - Power Management Power Down Counter Configuration Register */ - __be32 pmcdr; /* 0x.008c - 4Power management clock disable register */ - __be32 mcpsumr; /* 0x.0090 - Machine Check Summary Register */ - __be32 rstrscr; /* 0x.0094 - Reset Request Status and Control Register */ - __be32 ectrstcr; /* 0x.0098 - Exception reset control register */ - __be32 autorstsr; /* 0x.009c - Automatic reset status register */ - __be32 pvr; /* 0x.00a0 - Processor Version Register */ - __be32 svr; /* 0x.00a4 - System Version Register */ - u8 res0a8[0xb0 - 0xa8]; - __be32 rstcr; /* 0x.00b0 - Reset Control Register */ - u8 res0b4[0xc0 - 0xb4]; - __be32 iovselsr; /* 0x.00c0 - I/O voltage select status register - Called 'elbcvselcr' on 86xx SOCs */ - u8 res0c4[0x100 - 0xc4]; - __be32 rcwsr[16]; /* 0x.0100 - Reset Control Word Status registers - There are 16 registers */ - u8 res140[0x224 - 0x140]; - __be32 iodelay1; /* 0x.0224 - IO delay control register 1 */ - __be32 iodelay2; /* 0x.0228 - IO delay control register 2 */ - u8 res22c[0x604 - 0x22c]; - __be32 pamubypenr; /* 0x.604 - PAMU bypass enable register */ - u8 res608[0x800 - 0x608]; - __be32 clkdvdr; /* 0x.0800 - Clock Divide Register */ - u8 res804[0x900 - 0x804]; - __be32 ircr; /* 0x.0900 - Infrared Control Register */ - u8 res904[0x908 - 0x904]; - __be32 dmacr; /* 0x.0908 - DMA Control Register */ - u8 res90c[0x914 - 0x90c]; - __be32 elbccr; /* 0x.0914 - eLBC Control Register */ - u8 res918[0xb20 - 0x918]; - __be32 ddr1clkdr; /* 0x.0b20 - DDR1 Clock Disable Register */ - __be32 ddr2clkdr; /* 0x.0b24 - DDR2 Clock Disable Register */ - __be32 ddrclkdr; /* 0x.0b28 - DDR Clock Disable Register */ - u8 resb2c[0xe00 - 0xb2c]; - __be32 clkocr; /* 0x.0e00 - Clock Out Select Register */ - u8 rese04[0xe10 - 0xe04]; - __be32 ddrdllcr; /* 0x.0e10 - DDR DLL Control Register */ - u8 rese14[0xe20 - 0xe14]; - __be32 lbcdllcr; /* 0x.0e20 - LBC DLL Control Register */ - __be32 cpfor; /* 0x.0e24 - L2 charge pump fuse override register */ - u8 rese28[0xf04 - 0xe28]; - __be32 srds1cr0; /* 0x.0f04 - SerDes1 Control Register 0 */ - __be32 srds1cr1; /* 0x.0f08 - SerDes1 Control Register 0 */ - u8 resf0c[0xf2c - 0xf0c]; - __be32 itcr; /* 0x.0f2c - Internal transaction control register */ - u8 resf30[0xf40 - 0xf30]; - __be32 srds2cr0; /* 0x.0f40 - SerDes2 Control Register 0 */ - __be32 srds2cr1; /* 0x.0f44 - SerDes2 Control Register 0 */ -} __attribute__ ((packed)); - - -/* Alternate function signal multiplex control */ -#define MPC85xx_PMUXCR_QE(x) (0x8000 >> (x)) - -#ifdef CONFIG_PPC_86xx - -#define CCSR_GUTS_DMACR_DEV_SSI 0 /* DMA controller/channel set to SSI */ -#define CCSR_GUTS_DMACR_DEV_IR 1 /* DMA controller/channel set to IR */ - -/* - * Set the DMACR register in the GUTS - * - * The DMACR register determines the source of initiated transfers for each - * channel on each DMA controller. Rather than have a bunch of repetitive - * macros for the bit patterns, we just have a function that calculates - * them. - * - * guts: Pointer to GUTS structure - * co: The DMA controller (0 or 1) - * ch: The channel on the DMA controller (0, 1, 2, or 3) - * device: The device to set as the source (CCSR_GUTS_DMACR_DEV_xx) - */ -static inline void guts_set_dmacr(struct ccsr_guts __iomem *guts, - unsigned int co, unsigned int ch, unsigned int device) -{ - unsigned int shift = 16 + (8 * (1 - co) + 2 * (3 - ch)); - - clrsetbits_be32(&guts->dmacr, 3 << shift, device << shift); -} - -#define CCSR_GUTS_PMUXCR_LDPSEL 0x00010000 -#define CCSR_GUTS_PMUXCR_SSI1_MASK 0x0000C000 /* Bitmask for SSI1 */ -#define CCSR_GUTS_PMUXCR_SSI1_LA 0x00000000 /* Latched address */ -#define CCSR_GUTS_PMUXCR_SSI1_HI 0x00004000 /* High impedance */ -#define CCSR_GUTS_PMUXCR_SSI1_SSI 0x00008000 /* Used for SSI1 */ -#define CCSR_GUTS_PMUXCR_SSI2_MASK 0x00003000 /* Bitmask for SSI2 */ -#define CCSR_GUTS_PMUXCR_SSI2_LA 0x00000000 /* Latched address */ -#define CCSR_GUTS_PMUXCR_SSI2_HI 0x00001000 /* High impedance */ -#define CCSR_GUTS_PMUXCR_SSI2_SSI 0x00002000 /* Used for SSI2 */ -#define CCSR_GUTS_PMUXCR_LA_22_25_LA 0x00000000 /* Latched Address */ -#define CCSR_GUTS_PMUXCR_LA_22_25_HI 0x00000400 /* High impedance */ -#define CCSR_GUTS_PMUXCR_DBGDRV 0x00000200 /* Signals not driven */ -#define CCSR_GUTS_PMUXCR_DMA2_0 0x00000008 -#define CCSR_GUTS_PMUXCR_DMA2_3 0x00000004 -#define CCSR_GUTS_PMUXCR_DMA1_0 0x00000002 -#define CCSR_GUTS_PMUXCR_DMA1_3 0x00000001 - -/* - * Set the DMA external control bits in the GUTS - * - * The DMA external control bits in the PMUXCR are only meaningful for - * channels 0 and 3. Any other channels are ignored. - * - * guts: Pointer to GUTS structure - * co: The DMA controller (0 or 1) - * ch: The channel on the DMA controller (0, 1, 2, or 3) - * value: the new value for the bit (0 or 1) - */ -static inline void guts_set_pmuxcr_dma(struct ccsr_guts __iomem *guts, - unsigned int co, unsigned int ch, unsigned int value) -{ - if ((ch == 0) || (ch == 3)) { - unsigned int shift = 2 * (co + 1) - (ch & 1) - 1; - - clrsetbits_be32(&guts->pmuxcr, 1 << shift, value << shift); - } -} - -#define CCSR_GUTS_CLKDVDR_PXCKEN 0x80000000 -#define CCSR_GUTS_CLKDVDR_SSICKEN 0x20000000 -#define CCSR_GUTS_CLKDVDR_PXCKINV 0x10000000 -#define CCSR_GUTS_CLKDVDR_PXCKDLY_SHIFT 25 -#define CCSR_GUTS_CLKDVDR_PXCKDLY_MASK 0x06000000 -#define CCSR_GUTS_CLKDVDR_PXCKDLY(x) \ - (((x) & 3) << CCSR_GUTS_CLKDVDR_PXCKDLY_SHIFT) -#define CCSR_GUTS_CLKDVDR_PXCLK_SHIFT 16 -#define CCSR_GUTS_CLKDVDR_PXCLK_MASK 0x001F0000 -#define CCSR_GUTS_CLKDVDR_PXCLK(x) (((x) & 31) << CCSR_GUTS_CLKDVDR_PXCLK_SHIFT) -#define CCSR_GUTS_CLKDVDR_SSICLK_MASK 0x000000FF -#define CCSR_GUTS_CLKDVDR_SSICLK(x) ((x) & CCSR_GUTS_CLKDVDR_SSICLK_MASK) - -#endif - -#endif -#endif diff --git a/arch/powerpc/include/asm/highmem.h b/arch/powerpc/include/asm/highmem.h index caaf6e006..01c2c23b3 100644 --- a/arch/powerpc/include/asm/highmem.h +++ b/arch/powerpc/include/asm/highmem.h @@ -84,19 +84,6 @@ static inline void *kmap_atomic(struct page *page) return kmap_atomic_prot(page, kmap_prot); } -static inline struct page *kmap_atomic_to_page(void *ptr) -{ - unsigned long idx, vaddr = (unsigned long) ptr; - pte_t *pte; - - if (vaddr < FIXADDR_START) - return virt_to_page(ptr); - - idx = virt_to_fix(vaddr); - pte = kmap_pte - (idx - FIX_KMAP_BEGIN); - return pte_page(*pte); -} - #define flush_cache_kmaps() flush_cache_all() diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index 887c25955..cfa758c6b 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -716,5 +716,7 @@ static inline void kvm_arch_memslots_updated(struct kvm *kvm, struct kvm_memslot static inline void kvm_arch_flush_shadow_all(struct kvm *kvm) {} static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {} static inline void kvm_arch_exit(void) {} +static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {} +static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {} #endif /* __POWERPC_KVM_HOST_H__ */ diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h index a82f53475..ba3342bbd 100644 --- a/arch/powerpc/include/asm/mmu-hash64.h +++ b/arch/powerpc/include/asm/mmu-hash64.h @@ -14,6 +14,7 @@ #include #include +#include /* * This is necessary to get the definition of PGTABLE_RANGE which we diff --git a/arch/powerpc/include/asm/mpc5121.h b/arch/powerpc/include/asm/mpc5121.h index 4a69cd1d5..deaeb0b1f 100644 --- a/arch/powerpc/include/asm/mpc5121.h +++ b/arch/powerpc/include/asm/mpc5121.h @@ -60,4 +60,63 @@ struct mpc512x_lpc { int mpc512x_cs_config(unsigned int cs, u32 val); +/* + * SCLPC Module (LPB FIFO) + */ +struct mpc512x_lpbfifo { + u32 pkt_size; /* SCLPC Packet Size Register */ + u32 start_addr; /* SCLPC Start Address Register */ + u32 ctrl; /* SCLPC Control Register */ + u32 enable; /* SCLPC Enable Register */ + u32 reserved1; + u32 status; /* SCLPC Status Register */ + u32 bytes_done; /* SCLPC Bytes Done Register */ + u32 emb_sc; /* EMB Share Counter Register */ + u32 emb_pc; /* EMB Pause Control Register */ + u32 reserved2[7]; + u32 data_word; /* LPC RX/TX FIFO Data Word Register */ + u32 fifo_status; /* LPC RX/TX FIFO Status Register */ + u32 fifo_ctrl; /* LPC RX/TX FIFO Control Register */ + u32 fifo_alarm; /* LPC RX/TX FIFO Alarm Register */ +}; + +#define MPC512X_SCLPC_START (1 << 31) +#define MPC512X_SCLPC_CS(x) (((x) & 0x7) << 24) +#define MPC512X_SCLPC_FLUSH (1 << 17) +#define MPC512X_SCLPC_READ (1 << 16) +#define MPC512X_SCLPC_DAI (1 << 8) +#define MPC512X_SCLPC_BPT(x) ((x) & 0x3f) +#define MPC512X_SCLPC_RESET (1 << 24) +#define MPC512X_SCLPC_FIFO_RESET (1 << 16) +#define MPC512X_SCLPC_ABORT_INT_ENABLE (1 << 9) +#define MPC512X_SCLPC_NORM_INT_ENABLE (1 << 8) +#define MPC512X_SCLPC_ENABLE (1 << 0) +#define MPC512X_SCLPC_SUCCESS (1 << 24) +#define MPC512X_SCLPC_FIFO_CTRL(x) (((x) & 0x7) << 24) +#define MPC512X_SCLPC_FIFO_ALARM(x) ((x) & 0x3ff) + +enum lpb_dev_portsize { + LPB_DEV_PORTSIZE_UNDEFINED = 0, + LPB_DEV_PORTSIZE_1_BYTE = 1, + LPB_DEV_PORTSIZE_2_BYTES = 2, + LPB_DEV_PORTSIZE_4_BYTES = 4, + LPB_DEV_PORTSIZE_8_BYTES = 8 +}; + +enum mpc512x_lpbfifo_req_dir { + MPC512X_LPBFIFO_REQ_DIR_READ, + MPC512X_LPBFIFO_REQ_DIR_WRITE +}; + +struct mpc512x_lpbfifo_request { + phys_addr_t dev_phys_addr; /* physical address of some device on LPB */ + void *ram_virt_addr; /* virtual address of some region in RAM */ + u32 size; + enum lpb_dev_portsize portsize; + enum mpc512x_lpbfifo_req_dir dir; + void (*callback)(struct mpc512x_lpbfifo_request *); +}; + +int mpc512x_lpbfifo_submit(struct mpc512x_lpbfifo_request *req); + #endif /* __ASM_POWERPC_MPC5121_H__ */ diff --git a/arch/powerpc/include/asm/mpc52xx_psc.h b/arch/powerpc/include/asm/mpc52xx_psc.h index 04c7e8fc2..ec995b289 100644 --- a/arch/powerpc/include/asm/mpc52xx_psc.h +++ b/arch/powerpc/include/asm/mpc52xx_psc.h @@ -261,8 +261,6 @@ struct mpc52xx_psc_fifo { #define MPC512x_PSC_FIFO_FULL 0x2 #define MPC512x_PSC_FIFO_ALARM 0x4 #define MPC512x_PSC_FIFO_URERR 0x8 -#define MPC512x_PSC_FIFO_ORERR 0x01 -#define MPC512x_PSC_FIFO_MEMERROR 0x02 struct mpc512x_psc_fifo { u32 reserved1[10]; diff --git a/arch/powerpc/include/asm/msi_bitmap.h b/arch/powerpc/include/asm/msi_bitmap.h index 97ac3f46a..1ec712555 100644 --- a/arch/powerpc/include/asm/msi_bitmap.h +++ b/arch/powerpc/include/asm/msi_bitmap.h @@ -19,6 +19,7 @@ struct msi_bitmap { unsigned long *bitmap; spinlock_t lock; unsigned int irq_count; + bool bitmap_from_slab; }; int msi_bitmap_alloc_hwirqs(struct msi_bitmap *bmp, int num); diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index 71294a6e9..3140c19c4 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -12,6 +12,7 @@ #ifndef __ASSEMBLY__ #include +#include #else #include #endif @@ -107,12 +108,13 @@ extern long long virt_phys_offset; #endif /* See Description below for VIRT_PHYS_OFFSET */ -#ifdef CONFIG_RELOCATABLE_PPC32 +#if defined(CONFIG_PPC32) && defined(CONFIG_BOOKE) +#ifdef CONFIG_RELOCATABLE #define VIRT_PHYS_OFFSET virt_phys_offset #else #define VIRT_PHYS_OFFSET (KERNELBASE - PHYSICAL_START) #endif - +#endif #ifdef CONFIG_PPC64 #define MEMORY_START 0UL @@ -127,9 +129,10 @@ extern long long virt_phys_offset; #define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && (pfn) < max_mapnr) #endif -#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) +#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) +#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) -#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) +#define virt_addr_valid(kaddr) pfn_valid(virt_to_pfn(kaddr)) /* * On Book-E parts we need __va to parse the device tree and we can't @@ -204,7 +207,7 @@ extern long long virt_phys_offset; * On non-Book-E PPC64 PAGE_OFFSET and MEMORY_START are constants so use * the other definitions for __va & __pa. */ -#ifdef CONFIG_BOOKE +#if defined(CONFIG_PPC32) && defined(CONFIG_BOOKE) #define __va(x) ((void *)(unsigned long)((phys_addr_t)(x) + VIRT_PHYS_OFFSET)) #define __pa(x) ((unsigned long)(x) - VIRT_PHYS_OFFSET) #else @@ -240,8 +243,8 @@ extern long long virt_phys_offset; #endif /* align addr on a size boundary - adjust address up/down if needed */ -#define _ALIGN_UP(addr,size) (((addr)+((size)-1))&(~((size)-1))) -#define _ALIGN_DOWN(addr,size) ((addr)&(~((size)-1))) +#define _ALIGN_UP(addr, size) __ALIGN_KERNEL(addr, size) +#define _ALIGN_DOWN(addr, size) ((addr)&(~((typeof(addr))(size)-1))) /* align addr on a size boundary - adjust address up if needed */ #define _ALIGN(addr,size) _ALIGN_UP(addr,size) @@ -362,6 +365,20 @@ typedef struct { signed long pd; } hugepd_t; #ifdef CONFIG_HUGETLB_PAGE #ifdef CONFIG_PPC_BOOK3S_64 +#ifdef CONFIG_PPC_64K_PAGES +/* + * With 64k page size, we have hugepage ptes in the pgd and pmd entries. We don't + * need to setup hugepage directory for them. Our pte and page directory format + * enable us to have this enabled. But to avoid errors when implementing new + * features disable hugepd for 64K. We enable a debug version here, So we catch + * wrong usage. + */ +#ifdef CONFIG_DEBUG_VM +extern int hugepd_ok(hugepd_t hpd); +#else +#define hugepd_ok(x) (0) +#endif +#else static inline int hugepd_ok(hugepd_t hpd) { /* @@ -370,6 +387,7 @@ static inline int hugepd_ok(hugepd_t hpd) */ return (((hpd.pd & 0x3) == 0x0) && ((hpd.pd & HUGEPD_SHIFT_MASK) != 0)); } +#endif #else static inline int hugepd_ok(hugepd_t hpd) { diff --git a/arch/powerpc/include/asm/pgtable-ppc64.h b/arch/powerpc/include/asm/pgtable-ppc64.h index fa1dfb7f7..3245f2d96 100644 --- a/arch/powerpc/include/asm/pgtable-ppc64.h +++ b/arch/powerpc/include/asm/pgtable-ppc64.h @@ -437,9 +437,9 @@ static inline char *get_hpte_slot_array(pmd_t *pmdp) } +#ifdef CONFIG_TRANSPARENT_HUGEPAGE extern void hpte_do_hugepage_flush(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, unsigned long old_pmd); -#ifdef CONFIG_TRANSPARENT_HUGEPAGE extern pmd_t pfn_pmd(unsigned long pfn, pgprot_t pgprot); extern pmd_t mk_pmd(struct page *page, pgprot_t pgprot); extern pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot); @@ -479,6 +479,14 @@ static inline int pmd_trans_splitting(pmd_t pmd) } extern int has_transparent_hugepage(void); +#else +static inline void hpte_do_hugepage_flush(struct mm_struct *mm, + unsigned long addr, pmd_t *pmdp, + unsigned long old_pmd) +{ + + WARN(1, "%s called with THP disabled\n", __func__); +} #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ static inline int pmd_large(pmd_t pmd) diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h index 0717693c8..b64b4212b 100644 --- a/arch/powerpc/include/asm/pgtable.h +++ b/arch/powerpc/include/asm/pgtable.h @@ -259,15 +259,15 @@ extern int gup_hugepte(pte_t *ptep, unsigned long sz, unsigned long addr, #define has_transparent_hugepage() 0 #endif pte_t *__find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea, - unsigned *shift); + bool *is_thp, unsigned *shift); static inline pte_t *find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea, - unsigned *shift) + bool *is_thp, unsigned *shift) { if (!arch_irqs_disabled()) { pr_info("%s called with irq enabled\n", __func__); dump_stack(); } - return __find_linux_pte_or_hugepte(pgdir, ea, shift); + return __find_linux_pte_or_hugepte(pgdir, ea, is_thp, shift); } #endif /* __ASSEMBLY__ */ diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index a908ada8e..2220f7a60 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -108,6 +108,7 @@ #define MSR_TS_T __MASK(MSR_TS_T_LG) /* Transaction Transactional */ #define MSR_TS_MASK (MSR_TS_T | MSR_TS_S) /* Transaction State bits */ #define MSR_TM_ACTIVE(x) (((x) & MSR_TS_MASK) != 0) /* Transaction active? */ +#define MSR_TM_RESV(x) (((x) & MSR_TS_MASK) == MSR_TS_MASK) /* Reserved */ #define MSR_TM_TRANSACTIONAL(x) (((x) & MSR_TS_MASK) == MSR_TS_T) #define MSR_TM_SUSPENDED(x) (((x) & MSR_TS_MASK) == MSR_TS_S) diff --git a/arch/powerpc/include/asm/reg_booke.h b/arch/powerpc/include/asm/reg_booke.h index 16547efa2..2fef74b47 100644 --- a/arch/powerpc/include/asm/reg_booke.h +++ b/arch/powerpc/include/asm/reg_booke.h @@ -742,6 +742,12 @@ #define MMUBE1_VBE4 0x00000002 #define MMUBE1_VBE5 0x00000001 +#define TMRN_TMCFG0 16 /* Thread Management Configuration Register 0 */ +#define TMRN_TMCFG0_NPRIBITS 0x003f0000 /* Bits of thread priority */ +#define TMRN_TMCFG0_NPRIBITS_SHIFT 16 +#define TMRN_TMCFG0_NATHRD 0x00003f00 /* Number of active threads */ +#define TMRN_TMCFG0_NATHRD_SHIFT 8 +#define TMRN_TMCFG0_NTHRD 0x0000003f /* Number of threads */ #define TMRN_IMSR0 0x120 /* Initial MSR Register 0 (e6500) */ #define TMRN_IMSR1 0x121 /* Initial MSR Register 1 (e6500) */ #define TMRN_INIA0 0x140 /* Next Instruction Address Register 0 */ diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index 126d0c4f9..5654ece02 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -370,3 +370,16 @@ COMPAT_SYS(execveat) PPC64ONLY(switch_endian) SYSCALL_SPU(userfaultfd) SYSCALL_SPU(membarrier) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(ni_syscall) +SYSCALL(mlock2) diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h index 13411be86..4b6b8ace1 100644 --- a/arch/powerpc/include/asm/unistd.h +++ b/arch/powerpc/include/asm/unistd.h @@ -12,7 +12,7 @@ #include -#define __NR_syscalls 366 +#define __NR_syscalls 379 #define __NR__exit __NR_exit #define NR_syscalls __NR_syscalls diff --git a/arch/powerpc/include/uapi/asm/mman.h b/arch/powerpc/include/uapi/asm/mman.h index 6ea26df0a..03c06ba74 100644 --- a/arch/powerpc/include/uapi/asm/mman.h +++ b/arch/powerpc/include/uapi/asm/mman.h @@ -22,6 +22,7 @@ #define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ #define MCL_FUTURE 0x4000 /* lock all additions to address space */ +#define MCL_ONFAULT 0x8000 /* lock all pages that are faulted in */ #define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ #define MAP_NONBLOCK 0x10000 /* do not block on IO */ diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h index 633773801..12a056523 100644 --- a/arch/powerpc/include/uapi/asm/unistd.h +++ b/arch/powerpc/include/uapi/asm/unistd.h @@ -388,5 +388,6 @@ #define __NR_switch_endian 363 #define __NR_userfaultfd 364 #define __NR_membarrier 365 +#define __NR_mlock2 378 #endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */ -- cgit v1.2.3