[PATCH 2/5] powerpc: Replace _ALIGN_DOWN() by ALIGN_DOWN()

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_ALIGN_DOWN() is specific to powerpc
ALIGN_DOWN() is generic and does the same

Replace _ALIGN_DOWN() by ALIGN_DOWN()

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
 arch/powerpc/include/asm/book3s/32/pgtable.h |  2 +-
 arch/powerpc/include/asm/nohash/32/pgtable.h |  2 +-
 arch/powerpc/kernel/pci_64.c                 |  2 +-
 arch/powerpc/kernel/prom.c                   |  6 +++---
 arch/powerpc/kernel/prom_init.c              |  8 ++++----
 arch/powerpc/mm/book3s64/hash_tlb.c          |  4 ++--
 arch/powerpc/mm/init_64.c                    |  4 ++--
 arch/powerpc/platforms/powernv/opal-fadump.c |  2 +-
 arch/powerpc/platforms/powernv/pci-ioda.c    |  2 +-
 arch/powerpc/platforms/ps3/mm.c              | 14 +++++++-------
 arch/powerpc/platforms/pseries/rtas-fadump.c |  2 +-
 11 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h
index 7549393c4c43..53b5c93eaf5d 100644
--- a/arch/powerpc/include/asm/book3s/32/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/32/pgtable.h
@@ -195,7 +195,7 @@ int map_kernel_page(unsigned long va, phys_addr_t pa, pgprot_t prot);
 #endif
 
 #ifdef CONFIG_KASAN_VMALLOC
-#define VMALLOC_END	_ALIGN_DOWN(ioremap_bot, PAGE_SIZE << KASAN_SHADOW_SCALE_SHIFT)
+#define VMALLOC_END	ALIGN_DOWN(ioremap_bot, PAGE_SIZE << KASAN_SHADOW_SCALE_SHIFT)
 #else
 #define VMALLOC_END	ioremap_bot
 #endif
diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h b/arch/powerpc/include/asm/nohash/32/pgtable.h
index b04ba257fddb..5b4d4c4297e1 100644
--- a/arch/powerpc/include/asm/nohash/32/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/32/pgtable.h
@@ -116,7 +116,7 @@ int map_kernel_page(unsigned long va, phys_addr_t pa, pgprot_t prot);
 #endif
 
 #ifdef CONFIG_KASAN_VMALLOC
-#define VMALLOC_END	_ALIGN_DOWN(ioremap_bot, PAGE_SIZE << KASAN_SHADOW_SCALE_SHIFT)
+#define VMALLOC_END	ALIGN_DOWN(ioremap_bot, PAGE_SIZE << KASAN_SHADOW_SCALE_SHIFT)
 #else
 #define VMALLOC_END	ioremap_bot
 #endif
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index f83d1f69b1dd..e5d05af5a9af 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -130,7 +130,7 @@ static int pcibios_map_phb_io_space(struct pci_controller *hose)
 	unsigned long size_page;
 	unsigned long io_virt_offset;
 
-	phys_page = _ALIGN_DOWN(hose->io_base_phys, PAGE_SIZE);
+	phys_page = ALIGN_DOWN(hose->io_base_phys, PAGE_SIZE);
 	size_page = _ALIGN_UP(hose->pci_io_size, PAGE_SIZE);
 
 	/* Make sure IO area address is clear */
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 6620f37abe73..10b5d5eafd34 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -96,7 +96,7 @@ static inline int overlaps_initrd(unsigned long start, unsigned long size)
 	if (!initrd_start)
 		return 0;
 
-	return	(start + size) > _ALIGN_DOWN(initrd_start, PAGE_SIZE) &&
+	return	(start + size) > ALIGN_DOWN(initrd_start, PAGE_SIZE) &&
 			start <= _ALIGN_UP(initrd_end, PAGE_SIZE);
 #else
 	return 0;
@@ -623,9 +623,9 @@ static void __init early_reserve_mem(void)
 #ifdef CONFIG_BLK_DEV_INITRD
 	/* Then reserve the initrd, if any */
 	if (initrd_start && (initrd_end > initrd_start)) {
-		memblock_reserve(_ALIGN_DOWN(__pa(initrd_start), PAGE_SIZE),
+		memblock_reserve(ALIGN_DOWN(__pa(initrd_start), PAGE_SIZE),
 			_ALIGN_UP(initrd_end, PAGE_SIZE) -
-			_ALIGN_DOWN(initrd_start, PAGE_SIZE));
+			ALIGN_DOWN(initrd_start, PAGE_SIZE));
 	}
 #endif /* CONFIG_BLK_DEV_INITRD */
 
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 806be751c336..4cf5958eebd4 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -1500,7 +1500,7 @@ static unsigned long __init alloc_down(unsigned long size, unsigned long align,
 
 	if (highmem) {
 		/* Carve out storage for the TCE table. */
-		addr = _ALIGN_DOWN(alloc_top_high - size, align);
+		addr = ALIGN_DOWN(alloc_top_high - size, align);
 		if (addr <= alloc_bottom)
 			return 0;
 		/* Will we bump into the RMO ? If yes, check out that we
@@ -1518,9 +1518,9 @@ static unsigned long __init alloc_down(unsigned long size, unsigned long align,
 		goto bail;
 	}
 
-	base = _ALIGN_DOWN(alloc_top - size, align);
+	base = ALIGN_DOWN(alloc_top - size, align);
 	for (; base > alloc_bottom;
-	     base = _ALIGN_DOWN(base - 0x100000, align))  {
+	     base = ALIGN_DOWN(base - 0x100000, align))  {
 		prom_debug("    trying: 0x%lx\n\r", base);
 		addr = (unsigned long)prom_claim(base, size, 0);
 		if (addr != PROM_ERROR && addr != 0)
@@ -1586,7 +1586,7 @@ static void __init reserve_mem(u64 base, u64 size)
 	 * have our terminator with "size" set to 0 since we are
 	 * dumb and just copy this entire array to the boot params
 	 */
-	base = _ALIGN_DOWN(base, PAGE_SIZE);
+	base = ALIGN_DOWN(base, PAGE_SIZE);
 	top = _ALIGN_UP(top, PAGE_SIZE);
 	size = top - base;
 
diff --git a/arch/powerpc/mm/book3s64/hash_tlb.c b/arch/powerpc/mm/book3s64/hash_tlb.c
index 4a70d8dd39cd..2242d022b620 100644
--- a/arch/powerpc/mm/book3s64/hash_tlb.c
+++ b/arch/powerpc/mm/book3s64/hash_tlb.c
@@ -196,7 +196,7 @@ void __flush_hash_table_range(struct mm_struct *mm, unsigned long start,
 	int hugepage_shift;
 	unsigned long flags;
 
-	start = _ALIGN_DOWN(start, PAGE_SIZE);
+	start = ALIGN_DOWN(start, PAGE_SIZE);
 	end = _ALIGN_UP(end, PAGE_SIZE);
 
 	BUG_ON(!mm->pgd);
@@ -238,7 +238,7 @@ void flush_tlb_pmd_range(struct mm_struct *mm, pmd_t *pmd, unsigned long addr)
 	pte_t *start_pte;
 	unsigned long flags;
 
-	addr = _ALIGN_DOWN(addr, PMD_SIZE);
+	addr = ALIGN_DOWN(addr, PMD_SIZE);
 	/*
 	 * Note: Normally, we should only ever use a batch within a
 	 * PTE locked section. This violates the rule, but will work
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 4002ced3596f..c7ce4ec5060e 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -203,7 +203,7 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node,
 	unsigned long page_size = 1 << mmu_psize_defs[mmu_vmemmap_psize].shift;
 
 	/* Align to the page size of the linear mapping. */
-	start = _ALIGN_DOWN(start, page_size);
+	start = ALIGN_DOWN(start, page_size);
 
 	pr_debug("vmemmap_populate %lx..%lx, node %d\n", start, end, node);
 
@@ -292,7 +292,7 @@ void __ref vmemmap_free(unsigned long start, unsigned long end,
 	unsigned long alt_start = ~0, alt_end = ~0;
 	unsigned long base_pfn;
 
-	start = _ALIGN_DOWN(start, page_size);
+	start = ALIGN_DOWN(start, page_size);
 	if (altmap) {
 		alt_start = altmap->base_pfn;
 		alt_end = altmap->base_pfn + altmap->reserve +
diff --git a/arch/powerpc/platforms/powernv/opal-fadump.c b/arch/powerpc/platforms/powernv/opal-fadump.c
index d361d37d975f..9a360ced663b 100644
--- a/arch/powerpc/platforms/powernv/opal-fadump.c
+++ b/arch/powerpc/platforms/powernv/opal-fadump.c
@@ -671,7 +671,7 @@ void __init opal_fadump_dt_scan(struct fw_dump *fadump_conf, u64 node)
 	 * Firmware supports 32-bit field for size. Align it to PAGE_SIZE
 	 * and request firmware to copy multiple kernel boot memory regions.
 	 */
-	fadump_conf->max_copy_size = _ALIGN_DOWN(U32_MAX, PAGE_SIZE);
+	fadump_conf->max_copy_size = ALIGN_DOWN(U32_MAX, PAGE_SIZE);
 
 	/*
 	 * Check if dump has been initiated on last reboot.
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 57d3a6af1d52..276b011cd45d 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -264,7 +264,7 @@ static void pnv_ioda_reserve_dev_m64_pe(struct pci_dev *pdev,
 		if (!r->parent || !pnv_pci_is_m64(phb, r))
 			continue;
 
-		start = _ALIGN_DOWN(r->start - base, sgsz);
+		start = ALIGN_DOWN(r->start - base, sgsz);
 		end = _ALIGN_UP(r->end - base, sgsz);
 		for (segno = start / sgsz; segno < end / sgsz; segno++) {
 			if (pe_bitmap)
diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c
index 423be34f0f5f..71ed37f7f475 100644
--- a/arch/powerpc/platforms/ps3/mm.c
+++ b/arch/powerpc/platforms/ps3/mm.c
@@ -263,7 +263,7 @@ static int ps3_mm_region_create(struct mem_region *r, unsigned long size)
 	int result;
 	u64 muid;
 
-	r->size = _ALIGN_DOWN(size, 1 << PAGE_SHIFT_16M);
+	r->size = ALIGN_DOWN(size, 1 << PAGE_SHIFT_16M);
 
 	DBG("%s:%d requested  %lxh\n", __func__, __LINE__, size);
 	DBG("%s:%d actual     %llxh\n", __func__, __LINE__, r->size);
@@ -394,7 +394,7 @@ static struct dma_chunk * dma_find_chunk(struct ps3_dma_region *r,
 	unsigned long bus_addr, unsigned long len)
 {
 	struct dma_chunk *c;
-	unsigned long aligned_bus = _ALIGN_DOWN(bus_addr, 1 << r->page_size);
+	unsigned long aligned_bus = ALIGN_DOWN(bus_addr, 1 << r->page_size);
 	unsigned long aligned_len = _ALIGN_UP(len+bus_addr-aligned_bus,
 					      1 << r->page_size);
 
@@ -423,7 +423,7 @@ static struct dma_chunk *dma_find_chunk_lpar(struct ps3_dma_region *r,
 	unsigned long lpar_addr, unsigned long len)
 {
 	struct dma_chunk *c;
-	unsigned long aligned_lpar = _ALIGN_DOWN(lpar_addr, 1 << r->page_size);
+	unsigned long aligned_lpar = ALIGN_DOWN(lpar_addr, 1 << r->page_size);
 	unsigned long aligned_len = _ALIGN_UP(len + lpar_addr - aligned_lpar,
 					      1 << r->page_size);
 
@@ -775,7 +775,7 @@ static int dma_sb_map_area(struct ps3_dma_region *r, unsigned long virt_addr,
 	struct dma_chunk *c;
 	unsigned long phys_addr = is_kernel_addr(virt_addr) ? __pa(virt_addr)
 		: virt_addr;
-	unsigned long aligned_phys = _ALIGN_DOWN(phys_addr, 1 << r->page_size);
+	unsigned long aligned_phys = ALIGN_DOWN(phys_addr, 1 << r->page_size);
 	unsigned long aligned_len = _ALIGN_UP(len + phys_addr - aligned_phys,
 					      1 << r->page_size);
 	*bus_addr = dma_sb_lpar_to_bus(r, ps3_mm_phys_to_lpar(phys_addr));
@@ -830,7 +830,7 @@ static int dma_ioc0_map_area(struct ps3_dma_region *r, unsigned long virt_addr,
 	struct dma_chunk *c;
 	unsigned long phys_addr = is_kernel_addr(virt_addr) ? __pa(virt_addr)
 		: virt_addr;
-	unsigned long aligned_phys = _ALIGN_DOWN(phys_addr, 1 << r->page_size);
+	unsigned long aligned_phys = ALIGN_DOWN(phys_addr, 1 << r->page_size);
 	unsigned long aligned_len = _ALIGN_UP(len + phys_addr - aligned_phys,
 					      1 << r->page_size);
 
@@ -889,7 +889,7 @@ static int dma_sb_unmap_area(struct ps3_dma_region *r, dma_addr_t bus_addr,
 	c = dma_find_chunk(r, bus_addr, len);
 
 	if (!c) {
-		unsigned long aligned_bus = _ALIGN_DOWN(bus_addr,
+		unsigned long aligned_bus = ALIGN_DOWN(bus_addr,
 			1 << r->page_size);
 		unsigned long aligned_len = _ALIGN_UP(len + bus_addr
 			- aligned_bus, 1 << r->page_size);
@@ -926,7 +926,7 @@ static int dma_ioc0_unmap_area(struct ps3_dma_region *r,
 	c = dma_find_chunk(r, bus_addr, len);
 
 	if (!c) {
-		unsigned long aligned_bus = _ALIGN_DOWN(bus_addr,
+		unsigned long aligned_bus = ALIGN_DOWN(bus_addr,
 							1 << r->page_size);
 		unsigned long aligned_len = _ALIGN_UP(len + bus_addr
 						      - aligned_bus,
diff --git a/arch/powerpc/platforms/pseries/rtas-fadump.c b/arch/powerpc/platforms/pseries/rtas-fadump.c
index 70c3013fdd07..81343908ed33 100644
--- a/arch/powerpc/platforms/pseries/rtas-fadump.c
+++ b/arch/powerpc/platforms/pseries/rtas-fadump.c
@@ -506,7 +506,7 @@ void __init rtas_fadump_dt_scan(struct fw_dump *fadump_conf, u64 node)
 	fadump_conf->fadump_supported	= 1;
 
 	/* Firmware supports 64-bit value for size, align it to pagesize. */
-	fadump_conf->max_copy_size = _ALIGN_DOWN(U64_MAX, PAGE_SIZE);
+	fadump_conf->max_copy_size = ALIGN_DOWN(U64_MAX, PAGE_SIZE);
 
 	/*
 	 * The 'ibm,kernel-dump' rtas node is present only if there is
-- 
2.25.0

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