diff options
Diffstat (limited to 'arch/microblaze')
-rw-r--r-- | arch/microblaze/Kconfig | 6 | ||||
-rw-r--r-- | arch/microblaze/Makefile | 4 | ||||
-rw-r--r-- | arch/microblaze/boot/dts/Makefile | 4 | ||||
-rw-r--r-- | arch/microblaze/include/asm/pgtable.h | 2 | ||||
-rw-r--r-- | arch/microblaze/include/asm/processor.h | 12 | ||||
-rw-r--r-- | arch/microblaze/include/asm/unistd.h | 2 | ||||
-rw-r--r-- | arch/microblaze/kernel/cpu/cpuinfo.c | 6 | ||||
-rw-r--r-- | arch/microblaze/kernel/dma.c | 22 | ||||
-rw-r--r-- | arch/microblaze/kernel/vmlinux.lds.S | 2 | ||||
-rw-r--r-- | arch/microblaze/mm/consistent.c | 5 | ||||
-rw-r--r-- | arch/microblaze/mm/init.c | 7 | ||||
-rw-r--r-- | arch/microblaze/pci/pci-common.c | 2 |
12 files changed, 19 insertions, 55 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index ace5c5bf18361..effed2efd306c 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -1,6 +1,7 @@ config MICROBLAZE def_bool y select ARCH_NO_SWAP + select ARCH_HAS_DMA_COHERENT_TO_PFN if MMU select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYNC_DMA_FOR_DEVICE @@ -11,8 +12,7 @@ config MICROBLAZE select TIMER_OF select CLONE_BACKWARDS3 select COMMON_CLK - select DMA_NONCOHERENT_OPS - select DMA_NONCOHERENT_MMAP + select DMA_DIRECT_OPS select GENERIC_ATOMIC64 select GENERIC_CLOCKEVENTS select GENERIC_CPU_DEVICES @@ -28,8 +28,6 @@ config MICROBLAZE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER - select NO_BOOTMEM - select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_OPROFILE select IRQ_DOMAIN diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile index 4f3ab57072652..0823d291fbeb4 100644 --- a/arch/microblaze/Makefile +++ b/arch/microblaze/Makefile @@ -65,9 +65,7 @@ boot := arch/microblaze/boot # Are we making a simpleImage.<boardname> target? If so, crack out the boardname DTB:=$(subst simpleImage.,,$(filter simpleImage.%, $(MAKECMDGOALS))) -ifneq ($(DTB),) - core-y += $(boot)/dts/ -endif +core-y += $(boot)/dts/ # defines filename extension depending memory management type ifeq ($(CONFIG_MMU),) diff --git a/arch/microblaze/boot/dts/Makefile b/arch/microblaze/boot/dts/Makefile index 1f77913d404df..c7324e74f9ef9 100644 --- a/arch/microblaze/boot/dts/Makefile +++ b/arch/microblaze/boot/dts/Makefile @@ -1,6 +1,9 @@ # SPDX-License-Identifier: GPL-2.0 # +dtb-y := system.dtb + +ifneq ($(DTB),) obj-y += linked_dtb.o # Ensure system.dtb exists @@ -11,6 +14,7 @@ ifneq ($(DTB),system) $(obj)/system.dtb: $(obj)/$(DTB).dtb $(call if_changed,cp) endif +endif quiet_cmd_cp = CP $< $@$2 cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false) diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h index 7b650ab14fa08..f64ebb9c9a413 100644 --- a/arch/microblaze/include/asm/pgtable.h +++ b/arch/microblaze/include/asm/pgtable.h @@ -553,8 +553,6 @@ void __init *early_get_page(void); extern unsigned long ioremap_bot, ioremap_base; -unsigned long consistent_virt_to_pfn(void *vaddr); - void setup_memory(void); #endif /* __ASSEMBLY__ */ diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h index 330d556860ba7..66b537b8d138e 100644 --- a/arch/microblaze/include/asm/processor.h +++ b/arch/microblaze/include/asm/processor.h @@ -46,12 +46,6 @@ extern void ret_from_kernel_thread(void); # define TASK_SIZE (0x81000000 - 0x80000000) /* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -# define current_text_addr() ({ __label__ _l; _l: &&_l; }) - -/* * This decides where the kernel will search for a free chunk of vm * space during mmap's. We won't be using it */ @@ -92,12 +86,6 @@ extern unsigned long get_wchan(struct task_struct *p); # ifndef __ASSEMBLY__ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -# define current_text_addr() ({ __label__ _l; _l: &&_l; }) - /* If you change this, you must change the associated assembly-languages * constants defined below, THREAD_*. */ diff --git a/arch/microblaze/include/asm/unistd.h b/arch/microblaze/include/asm/unistd.h index a62d09420a47b..f42c40f5001b6 100644 --- a/arch/microblaze/include/asm/unistd.h +++ b/arch/microblaze/include/asm/unistd.h @@ -15,6 +15,7 @@ /* #define __ARCH_WANT_OLD_READDIR */ /* #define __ARCH_WANT_OLD_STAT */ +#define __ARCH_WANT_NEW_STAT #define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_GETHOSTNAME @@ -26,7 +27,6 @@ #define __ARCH_WANT_SYS_SOCKETCALL #define __ARCH_WANT_SYS_FADVISE64 #define __ARCH_WANT_SYS_GETPGRP -#define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE /* #define __ARCH_WANT_SYS_OLD_GETRLIMIT */ #define __ARCH_WANT_SYS_OLDUMOUNT diff --git a/arch/microblaze/kernel/cpu/cpuinfo.c b/arch/microblaze/kernel/cpu/cpuinfo.c index 96b3f26d16bee..ef2f49471a2a0 100644 --- a/arch/microblaze/kernel/cpu/cpuinfo.c +++ b/arch/microblaze/kernel/cpu/cpuinfo.c @@ -89,9 +89,9 @@ static struct device_node *cpu; void __init setup_cpuinfo(void) { - cpu = (struct device_node *) of_find_node_by_type(NULL, "cpu"); + cpu = of_get_cpu_node(0, NULL); if (!cpu) - pr_err("You don't have cpu!!!\n"); + pr_err("You don't have cpu or are missing cpu reg property!!!\n"); pr_info("%s: initialising\n", __func__); @@ -117,6 +117,8 @@ void __init setup_cpuinfo(void) if (cpuinfo.mmu_privins) pr_warn("%s: Stream instructions enabled" " - USERSPACE CAN LOCK THIS KERNEL!\n", __func__); + + of_node_put(cpu); } void __init setup_cpuinfo_clk(void) diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c index 71032cf646699..a89c2d4ed5ffc 100644 --- a/arch/microblaze/kernel/dma.c +++ b/arch/microblaze/kernel/dma.c @@ -42,25 +42,3 @@ void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, { __dma_sync(dev, paddr, size, dir); } - -int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t handle, size_t size, - unsigned long attrs) -{ -#ifdef CONFIG_MMU - unsigned long user_count = vma_pages(vma); - unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT; - unsigned long off = vma->vm_pgoff; - unsigned long pfn; - - if (off >= count || user_count > (count - off)) - return -ENXIO; - - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - pfn = consistent_virt_to_pfn(cpu_addr); - return remap_pfn_range(vma, vma->vm_start, pfn + off, - vma->vm_end - vma->vm_start, vma->vm_page_prot); -#else - return -ENXIO; -#endif -} diff --git a/arch/microblaze/kernel/vmlinux.lds.S b/arch/microblaze/kernel/vmlinux.lds.S index 289d0e7f3e3aa..e1f3e8741292e 100644 --- a/arch/microblaze/kernel/vmlinux.lds.S +++ b/arch/microblaze/kernel/vmlinux.lds.S @@ -117,8 +117,6 @@ SECTIONS { CON_INITCALL } - SECURITY_INIT - __init_end_before_initramfs = .; .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { diff --git a/arch/microblaze/mm/consistent.c b/arch/microblaze/mm/consistent.c index c9a278ac795a8..45e0a1aa93573 100644 --- a/arch/microblaze/mm/consistent.c +++ b/arch/microblaze/mm/consistent.c @@ -28,7 +28,7 @@ #include <linux/vmalloc.h> #include <linux/init.h> #include <linux/delay.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/highmem.h> #include <linux/pci.h> #include <linux/interrupt.h> @@ -165,7 +165,8 @@ static pte_t *consistent_virt_to_pte(void *vaddr) return pte_offset_kernel(pmd_offset(pgd_offset_k(addr), addr), addr); } -unsigned long consistent_virt_to_pfn(void *vaddr) +long arch_dma_coherent_to_pfn(struct device *dev, void *vaddr, + dma_addr_t dma_addr) { pte_t *ptep = consistent_virt_to_pte(vaddr); diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index df6de7ccdc2eb..b17fd8aafd64a 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -7,10 +7,9 @@ * for more details. */ -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/init.h> #include <linux/kernel.h> -#include <linux/memblock.h> #include <linux/mm.h> /* mem_init */ #include <linux/initrd.h> #include <linux/pagemap.h> @@ -204,7 +203,7 @@ void __init mem_init(void) high_memory = (void *)__va(memory_start + lowmem_size - 1); /* this will put all memory onto the freelists */ - free_all_bootmem(); + memblock_free_all(); #ifdef CONFIG_HIGHMEM highmem_setup(); #endif @@ -377,7 +376,7 @@ void * __ref zalloc_maybe_bootmem(size_t size, gfp_t mask) if (mem_init_done) p = kzalloc(size, mask); else { - p = alloc_bootmem(size); + p = memblock_alloc(size, SMP_CACHE_BYTES); if (p) memset(p, 0, size); } diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 2ffd171af8b60..6b89a66ec1a5f 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -20,7 +20,7 @@ #include <linux/pci.h> #include <linux/string.h> #include <linux/init.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/mm.h> #include <linux/shmem_fs.h> #include <linux/list.h> |