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-rw-r--r--arch/arm/include/asm/archrandom.h2
-rw-r--r--arch/arm/include/asm/bitops.h18
-rw-r--r--arch/arm/include/asm/device.h3
-rw-r--r--arch/arm/include/asm/dma-direct.h49
-rw-r--r--arch/arm/include/asm/dma-mapping.h128
-rw-r--r--arch/arm/include/asm/dma.h8
-rw-r--r--arch/arm/include/asm/efi.h7
-rw-r--r--arch/arm/include/asm/hardware/cache-aurora-l2.h5
-rw-r--r--arch/arm/include/asm/hardware/cache-feroceon-l2.h6
-rw-r--r--arch/arm/include/asm/hardware/cache-tauros2.h5
-rw-r--r--arch/arm/include/asm/io.h4
-rw-r--r--arch/arm/include/asm/irq_work.h2
-rw-r--r--arch/arm/include/asm/memory.h2
-rw-r--r--arch/arm/include/asm/pci.h5
-rw-r--r--arch/arm/include/asm/pgtable.h17
15 files changed, 20 insertions, 241 deletions
diff --git a/arch/arm/include/asm/archrandom.h b/arch/arm/include/asm/archrandom.h
index a8e84ca5c2ee..cc4714eb1a75 100644
--- a/arch/arm/include/asm/archrandom.h
+++ b/arch/arm/include/asm/archrandom.h
@@ -7,4 +7,6 @@ static inline bool __init smccc_probe_trng(void)
return false;
}
+#include <asm-generic/archrandom.h>
+
#endif /* _ASM_ARCHRANDOM_H */
diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h
index 8e94fe7ab5eb..714440fa2fc6 100644
--- a/arch/arm/include/asm/bitops.h
+++ b/arch/arm/include/asm/bitops.h
@@ -160,18 +160,20 @@ extern int _test_and_change_bit(int nr, volatile unsigned long * p);
/*
* Little endian assembly bitops. nr = 0 -> byte 0 bit 0.
*/
-extern int _find_first_zero_bit_le(const unsigned long *p, unsigned size);
-extern int _find_next_zero_bit_le(const unsigned long *p, int size, int offset);
-extern int _find_first_bit_le(const unsigned long *p, unsigned size);
-extern int _find_next_bit_le(const unsigned long *p, int size, int offset);
+unsigned long _find_first_zero_bit_le(const unsigned long *p, unsigned long size);
+unsigned long _find_next_zero_bit_le(const unsigned long *p,
+ unsigned long size, unsigned long offset);
+unsigned long _find_first_bit_le(const unsigned long *p, unsigned long size);
+unsigned long _find_next_bit_le(const unsigned long *p, unsigned long size, unsigned long offset);
/*
* Big endian assembly bitops. nr = 0 -> byte 3 bit 0.
*/
-extern int _find_first_zero_bit_be(const unsigned long *p, unsigned size);
-extern int _find_next_zero_bit_be(const unsigned long *p, int size, int offset);
-extern int _find_first_bit_be(const unsigned long *p, unsigned size);
-extern int _find_next_bit_be(const unsigned long *p, int size, int offset);
+unsigned long _find_first_zero_bit_be(const unsigned long *p, unsigned long size);
+unsigned long _find_next_zero_bit_be(const unsigned long *p,
+ unsigned long size, unsigned long offset);
+unsigned long _find_first_bit_be(const unsigned long *p, unsigned long size);
+unsigned long _find_next_bit_be(const unsigned long *p, unsigned long size, unsigned long offset);
#ifndef CONFIG_SMP
/*
diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h
index be666f58bf7a..8754c0f5fc90 100644
--- a/arch/arm/include/asm/device.h
+++ b/arch/arm/include/asm/device.h
@@ -6,9 +6,6 @@
#define ASMARM_DEVICE_H
struct dev_archdata {
-#ifdef CONFIG_DMABOUNCE
- struct dmabounce_device_info *dmabounce;
-#endif
#ifdef CONFIG_ARM_DMA_USE_IOMMU
struct dma_iommu_mapping *mapping;
#endif
diff --git a/arch/arm/include/asm/dma-direct.h b/arch/arm/include/asm/dma-direct.h
index 77fcb7ee5ec9..4f7bcde03abb 100644
--- a/arch/arm/include/asm/dma-direct.h
+++ b/arch/arm/include/asm/dma-direct.h
@@ -1,48 +1 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef ASM_ARM_DMA_DIRECT_H
-#define ASM_ARM_DMA_DIRECT_H 1
-
-#include <asm/memory.h>
-
-/*
- * dma_to_pfn/pfn_to_dma/virt_to_dma are architecture private
- * functions used internally by the DMA-mapping API to provide DMA
- * addresses. They must not be used by drivers.
- */
-static inline dma_addr_t pfn_to_dma(struct device *dev, unsigned long pfn)
-{
- if (dev && dev->dma_range_map)
- pfn = PFN_DOWN(translate_phys_to_dma(dev, PFN_PHYS(pfn)));
- return (dma_addr_t)__pfn_to_bus(pfn);
-}
-
-static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr)
-{
- unsigned long pfn = __bus_to_pfn(addr);
-
- if (dev && dev->dma_range_map)
- pfn = PFN_DOWN(translate_dma_to_phys(dev, PFN_PHYS(pfn)));
- return pfn;
-}
-
-static inline dma_addr_t virt_to_dma(struct device *dev, void *addr)
-{
- if (dev)
- return pfn_to_dma(dev, virt_to_pfn(addr));
-
- return (dma_addr_t)__virt_to_bus((unsigned long)(addr));
-}
-
-static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
-{
- unsigned int offset = paddr & ~PAGE_MASK;
- return pfn_to_dma(dev, __phys_to_pfn(paddr)) + offset;
-}
-
-static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dev_addr)
-{
- unsigned int offset = dev_addr & ~PAGE_MASK;
- return __pfn_to_phys(dma_to_pfn(dev, dev_addr)) + offset;
-}
-
-#endif /* ASM_ARM_DMA_DIRECT_H */
+#include <mach/dma-direct.h>
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
deleted file mode 100644
index 77082246a5e1..000000000000
--- a/arch/arm/include/asm/dma-mapping.h
+++ /dev/null
@@ -1,128 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef ASMARM_DMA_MAPPING_H
-#define ASMARM_DMA_MAPPING_H
-
-#ifdef __KERNEL__
-
-#include <linux/mm_types.h>
-#include <linux/scatterlist.h>
-
-#include <xen/xen.h>
-#include <asm/xen/hypervisor.h>
-
-extern const struct dma_map_ops arm_dma_ops;
-extern const struct dma_map_ops arm_coherent_dma_ops;
-
-static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
-{
- if (IS_ENABLED(CONFIG_MMU) && !IS_ENABLED(CONFIG_ARM_LPAE))
- return &arm_dma_ops;
- return NULL;
-}
-
-/**
- * arm_dma_alloc - allocate consistent memory for DMA
- * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices
- * @size: required memory size
- * @handle: bus-specific DMA address
- * @attrs: optinal attributes that specific mapping properties
- *
- * Allocate some memory for a device for performing DMA. This function
- * allocates pages, and will return the CPU-viewed address, and sets @handle
- * to be the device-viewed address.
- */
-extern void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle,
- gfp_t gfp, unsigned long attrs);
-
-/**
- * arm_dma_free - free memory allocated by arm_dma_alloc
- * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices
- * @size: size of memory originally requested in dma_alloc_coherent
- * @cpu_addr: CPU-view address returned from dma_alloc_coherent
- * @handle: device-view address returned from dma_alloc_coherent
- * @attrs: optinal attributes that specific mapping properties
- *
- * Free (and unmap) a DMA buffer previously allocated by
- * arm_dma_alloc().
- *
- * References to memory and mappings associated with cpu_addr/handle
- * during and after this call executing are illegal.
- */
-extern void arm_dma_free(struct device *dev, size_t size, void *cpu_addr,
- dma_addr_t handle, unsigned long attrs);
-
-/**
- * arm_dma_mmap - map a coherent DMA allocation into user space
- * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices
- * @vma: vm_area_struct describing requested user mapping
- * @cpu_addr: kernel CPU-view address returned from dma_alloc_coherent
- * @handle: device-view address returned from dma_alloc_coherent
- * @size: size of memory originally requested in dma_alloc_coherent
- * @attrs: optinal attributes that specific mapping properties
- *
- * Map a coherent DMA buffer previously allocated by dma_alloc_coherent
- * into user space. The coherent DMA buffer must not be freed by the
- * driver until the user space mapping has been released.
- */
-extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma,
- void *cpu_addr, dma_addr_t dma_addr, size_t size,
- unsigned long attrs);
-
-/*
- * For SA-1111, IXP425, and ADI systems the dma-mapping functions are "magic"
- * and utilize bounce buffers as needed to work around limited DMA windows.
- *
- * On the SA-1111, a bug limits DMA to only certain regions of RAM.
- * On the IXP425, the PCI inbound window is 64MB (256MB total RAM)
- * On some ADI engineering systems, PCI inbound window is 32MB (12MB total RAM)
- *
- * The following are helper functions used by the dmabounce subystem
- *
- */
-
-/**
- * dmabounce_register_dev
- *
- * @dev: valid struct device pointer
- * @small_buf_size: size of buffers to use with small buffer pool
- * @large_buf_size: size of buffers to use with large buffer pool (can be 0)
- * @needs_bounce_fn: called to determine whether buffer needs bouncing
- *
- * This function should be called by low-level platform code to register
- * a device as requireing DMA buffer bouncing. The function will allocate
- * appropriate DMA pools for the device.
- */
-extern int dmabounce_register_dev(struct device *, unsigned long,
- unsigned long, int (*)(struct device *, dma_addr_t, size_t));
-
-/**
- * dmabounce_unregister_dev
- *
- * @dev: valid struct device pointer
- *
- * This function should be called by low-level platform code when device
- * that was previously registered with dmabounce_register_dev is removed
- * from the system.
- *
- */
-extern void dmabounce_unregister_dev(struct device *);
-
-
-
-/*
- * The scatter list versions of the above methods.
- */
-extern int arm_dma_map_sg(struct device *, struct scatterlist *, int,
- enum dma_data_direction, unsigned long attrs);
-extern void arm_dma_unmap_sg(struct device *, struct scatterlist *, int,
- enum dma_data_direction, unsigned long attrs);
-extern void arm_dma_sync_sg_for_cpu(struct device *, struct scatterlist *, int,
- enum dma_data_direction);
-extern void arm_dma_sync_sg_for_device(struct device *, struct scatterlist *, int,
- enum dma_data_direction);
-extern int arm_dma_get_sgtable(struct device *dev, struct sg_table *sgt,
- void *cpu_addr, dma_addr_t dma_addr, size_t size,
- unsigned long attrs);
-
-#endif /* __KERNEL__ */
-#endif
diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h
index a81dda65c576..05f29a72150b 100644
--- a/arch/arm/include/asm/dma.h
+++ b/arch/arm/include/asm/dma.h
@@ -10,7 +10,7 @@
#else
#define MAX_DMA_ADDRESS ({ \
extern phys_addr_t arm_dma_zone_size; \
- arm_dma_zone_size && arm_dma_zone_size < (0x10000000 - PAGE_OFFSET) ? \
+ arm_dma_zone_size && arm_dma_zone_size < (0x100000000ULL - PAGE_OFFSET) ? \
(PAGE_OFFSET + arm_dma_zone_size) : 0xffffffffUL; })
#endif
@@ -143,10 +143,4 @@ extern int get_dma_residue(unsigned int chan);
#endif /* CONFIG_ISA_DMA_API */
-#ifdef CONFIG_PCI
-extern int isa_dma_bridge_buggy;
-#else
-#define isa_dma_bridge_buggy (0)
-#endif
-
#endif /* __ASM_ARM_DMA_H */
diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 27218eabbf9a..3088ef72704e 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -24,13 +24,6 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md);
#define arch_efi_call_virt_setup() efi_virtmap_load()
#define arch_efi_call_virt_teardown() efi_virtmap_unload()
-#define arch_efi_call_virt(p, f, args...) \
-({ \
- efi_##f##_t *__f; \
- __f = p->f; \
- __f(args); \
-})
-
#define ARCH_EFI_IRQ_FLAGS_MASK \
(PSR_J_BIT | PSR_E_BIT | PSR_A_BIT | PSR_I_BIT | PSR_F_BIT | \
PSR_T_BIT | MODE_MASK)
diff --git a/arch/arm/include/asm/hardware/cache-aurora-l2.h b/arch/arm/include/asm/hardware/cache-aurora-l2.h
index 39769ffa0051..9694808ee97c 100644
--- a/arch/arm/include/asm/hardware/cache-aurora-l2.h
+++ b/arch/arm/include/asm/hardware/cache-aurora-l2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* AURORA shared L2 cache controller support
*
@@ -5,10 +6,6 @@
*
* Yehuda Yitschak <yehuday@marvell.com>
* Gregory CLEMENT <gregory.clement@free-electrons.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
*/
#ifndef __ASM_ARM_HARDWARE_AURORA_L2_H
diff --git a/arch/arm/include/asm/hardware/cache-feroceon-l2.h b/arch/arm/include/asm/hardware/cache-feroceon-l2.h
index 12e1588dc4f1..eb2e7b7f70a8 100644
--- a/arch/arm/include/asm/hardware/cache-feroceon-l2.h
+++ b/arch/arm/include/asm/hardware/cache-feroceon-l2.h
@@ -1,13 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/include/asm/hardware/cache-feroceon-l2.h
*
* Copyright (C) 2008 Marvell Semiconductor
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
*/
extern void __init feroceon_l2_init(int l2_wt_override);
extern int __init feroceon_of_init(void);
-
diff --git a/arch/arm/include/asm/hardware/cache-tauros2.h b/arch/arm/include/asm/hardware/cache-tauros2.h
index 295e2e40151b..4e493facaa31 100644
--- a/arch/arm/include/asm/hardware/cache-tauros2.h
+++ b/arch/arm/include/asm/hardware/cache-tauros2.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/include/asm/hardware/cache-tauros2.h
*
* Copyright (C) 2008 Marvell Semiconductor
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
*/
#define CACHE_TAUROS2_PREFETCH_ON (1 << 0)
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index eba7cbc93b86..7fcdc785366c 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -139,11 +139,9 @@ extern void __iomem *__arm_ioremap_caller(phys_addr_t, size_t, unsigned int,
extern void __iomem *__arm_ioremap_pfn(unsigned long, unsigned long, size_t, unsigned int);
extern void __iomem *__arm_ioremap_exec(phys_addr_t, size_t, bool cached);
void __arm_iomem_set_ro(void __iomem *ptr, size_t size);
-extern void __iounmap(volatile void __iomem *addr);
extern void __iomem * (*arch_ioremap_caller)(phys_addr_t, size_t,
unsigned int, void *);
-extern void (*arch_iounmap)(volatile void __iomem *);
/*
* Bad read/write accesses...
@@ -380,7 +378,7 @@ void __iomem *ioremap_wc(resource_size_t res_cookie, size_t size);
#define ioremap_wc ioremap_wc
#define ioremap_wt ioremap_wc
-void iounmap(volatile void __iomem *iomem_cookie);
+void iounmap(volatile void __iomem *io_addr);
#define iounmap iounmap
void *arch_memremap_wb(phys_addr_t phys_addr, size_t size);
diff --git a/arch/arm/include/asm/irq_work.h b/arch/arm/include/asm/irq_work.h
index 8895999834cc..3149e4dc1b54 100644
--- a/arch/arm/include/asm/irq_work.h
+++ b/arch/arm/include/asm/irq_work.h
@@ -9,4 +9,6 @@ static inline bool arch_irq_work_has_interrupt(void)
return is_smp();
}
+extern void arch_irq_work_raise(void);
+
#endif /* _ASM_ARM_IRQ_WORK_H */
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index f673e13e0f94..a55a9038abc8 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -378,8 +378,6 @@ static inline unsigned long __virt_to_idmap(unsigned long x)
#ifndef __virt_to_bus
#define __virt_to_bus __virt_to_phys
#define __bus_to_virt __phys_to_virt
-#define __pfn_to_bus(x) __pfn_to_phys(x)
-#define __bus_to_pfn(x) __phys_to_pfn(x)
#endif
/*
diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h
index 68e6f25784a4..5916b88d4c94 100644
--- a/arch/arm/include/asm/pci.h
+++ b/arch/arm/include/asm/pci.h
@@ -22,11 +22,6 @@ static inline int pci_proc_domain(struct pci_bus *bus)
#define HAVE_PCI_MMAP
#define ARCH_GENERIC_PCI_MMAP_RESOURCE
-static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
-{
- return channel ? 15 : 14;
-}
-
extern void pcibios_report_status(unsigned int status_mask, int warn);
#endif /* __KERNEL__ */
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index cd1f84bb40ae..78a532068fec 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -137,23 +137,6 @@ extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
* 2) If we could do execute protection, then read is implied
* 3) write implies read permissions
*/
-#define __P000 __PAGE_NONE
-#define __P001 __PAGE_READONLY
-#define __P010 __PAGE_COPY
-#define __P011 __PAGE_COPY
-#define __P100 __PAGE_READONLY_EXEC
-#define __P101 __PAGE_READONLY_EXEC
-#define __P110 __PAGE_COPY_EXEC
-#define __P111 __PAGE_COPY_EXEC
-
-#define __S000 __PAGE_NONE
-#define __S001 __PAGE_READONLY
-#define __S010 __PAGE_SHARED
-#define __S011 __PAGE_SHARED
-#define __S100 __PAGE_READONLY_EXEC
-#define __S101 __PAGE_READONLY_EXEC
-#define __S110 __PAGE_SHARED_EXEC
-#define __S111 __PAGE_SHARED_EXEC
#ifndef __ASSEMBLY__
/*