powerpc: Replace _ALIGN_UP() by ALIGN()

_ALIGN_UP() is specific to powerpc
ALIGN() is generic and does the same

Replace _ALIGN_UP() by ALIGN()

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/8a6d7e45f7904c73a0af539642d3962e2a3c7268.1587407777.git.christophe.leroy@c-s.fr

arch/powerpc/include/asm/iommu.h

@@ -22,11 +22,11 @@
 #define IOMMU_PAGE_SHIFT_4K      12
 #define IOMMU_PAGE_SIZE_4K       (ASM_CONST(1) << IOMMU_PAGE_SHIFT_4K)
 #define IOMMU_PAGE_MASK_4K       (~((1 << IOMMU_PAGE_SHIFT_4K) - 1))
-#define IOMMU_PAGE_ALIGN_4K(addr) _ALIGN_UP(addr, IOMMU_PAGE_SIZE_4K)
+#define IOMMU_PAGE_ALIGN_4K(addr) ALIGN(addr, IOMMU_PAGE_SIZE_4K)
 
 #define IOMMU_PAGE_SIZE(tblptr) (ASM_CONST(1) << (tblptr)->it_page_shift)
 #define IOMMU_PAGE_MASK(tblptr) (~((1 << (tblptr)->it_page_shift) - 1))
-#define IOMMU_PAGE_ALIGN(addr, tblptr) _ALIGN_UP(addr, IOMMU_PAGE_SIZE(tblptr))
+#define IOMMU_PAGE_ALIGN(addr, tblptr) ALIGN(addr, IOMMU_PAGE_SIZE(tblptr))
 
 /* Boot time flags */
 extern int iommu_is_off;

arch/powerpc/kernel/head_booke.h

@@ -534,7 +534,7 @@ struct exception_regs {
 };
 
 /* ensure this structure is always sized to a multiple of the stack alignment */
-#define STACK_EXC_LVL_FRAME_SIZE	_ALIGN_UP(sizeof (struct exception_regs), 16)
+#define STACK_EXC_LVL_FRAME_SIZE	ALIGN(sizeof (struct exception_regs), 16)
 
 #endif /* __ASSEMBLY__ */
 #endif /* __HEAD_BOOKE_H__ */

arch/powerpc/kernel/nvram_64.c

@@ -854,8 +854,8 @@ loff_t __init nvram_create_partition(const char *name, int sig,
 	BUILD_BUG_ON(NVRAM_BLOCK_LEN != 16);
 
 	/* Convert sizes from bytes to blocks */
-	req_size = _ALIGN_UP(req_size, NVRAM_BLOCK_LEN) / NVRAM_BLOCK_LEN;
-	min_size = _ALIGN_UP(min_size, NVRAM_BLOCK_LEN) / NVRAM_BLOCK_LEN;
+	req_size = ALIGN(req_size, NVRAM_BLOCK_LEN) / NVRAM_BLOCK_LEN;
+	min_size = ALIGN(min_size, NVRAM_BLOCK_LEN) / NVRAM_BLOCK_LEN;
 
 	/* If no minimum size specified, make it the same as the
 	 * requested size

arch/powerpc/kernel/pci_64.c

@@ -131,7 +131,7 @@ static int pcibios_map_phb_io_space(struct pci_controller *hose)
 	unsigned long io_virt_offset;
 
 	phys_page = ALIGN_DOWN(hose->io_base_phys, PAGE_SIZE);
-	size_page = _ALIGN_UP(hose->pci_io_size, PAGE_SIZE);
+	size_page = ALIGN(hose->pci_io_size, PAGE_SIZE);
 
 	/* Make sure IO area address is clear */
 	hose->io_base_alloc = NULL;

arch/powerpc/kernel/prom.c

@@ -97,7 +97,7 @@ static inline int overlaps_initrd(unsigned long start, unsigned long size)
 		return 0;
 
 	return	(start + size) > ALIGN_DOWN(initrd_start, PAGE_SIZE) &&
-			start <= _ALIGN_UP(initrd_end, PAGE_SIZE);
+			start <= ALIGN(initrd_end, PAGE_SIZE);
 #else
 	return 0;
 #endif
@@ -624,7 +624,7 @@ static void __init early_reserve_mem(void)
 	/* Then reserve the initrd, if any */
 	if (initrd_start && (initrd_end > initrd_start)) {
 		memblock_reserve(ALIGN_DOWN(__pa(initrd_start), PAGE_SIZE),
-			_ALIGN_UP(initrd_end, PAGE_SIZE) -
+			ALIGN(initrd_end, PAGE_SIZE) -
 			ALIGN_DOWN(initrd_start, PAGE_SIZE));
 	}
 #endif /* CONFIG_BLK_DEV_INITRD */

arch/powerpc/kernel/prom_init.c

@@ -1449,18 +1449,18 @@ static unsigned long __init alloc_up(unsigned long size, unsigned long align)
 	unsigned long addr = 0;
 
 	if (align)
-		base = _ALIGN_UP(base, align);
+		base = ALIGN(base, align);
 	prom_debug("%s(%lx, %lx)\n", __func__, size, align);
 	if (ram_top == 0)
 		prom_panic("alloc_up() called with mem not initialized\n");
 
 	if (align)
-		base = _ALIGN_UP(alloc_bottom, align);
+		base = ALIGN(alloc_bottom, align);
 	else
 		base = alloc_bottom;
 
 	for(; (base + size) <= alloc_top; 
-	    base = _ALIGN_UP(base + 0x100000, align)) {
+	    base = ALIGN(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)
@@ -1587,7 +1587,7 @@ static void __init reserve_mem(u64 base, u64 size)
 	 * dumb and just copy this entire array to the boot params
 	 */
 	base = ALIGN_DOWN(base, PAGE_SIZE);
-	top = _ALIGN_UP(top, PAGE_SIZE);
+	top = ALIGN(top, PAGE_SIZE);
 	size = top - base;
 
 	if (cnt >= (MEM_RESERVE_MAP_SIZE - 1))

arch/powerpc/kvm/book3s_64_vio_hv.c

@@ -205,7 +205,7 @@ static long kvmppc_rm_ioba_validate(struct kvmppc_spapr_tce_table *stt,
 
 	idx = (ioba >> stt->page_shift) - stt->offset;
 	sttpage = idx / TCES_PER_PAGE;
-	sttpages = _ALIGN_UP(idx % TCES_PER_PAGE + npages, TCES_PER_PAGE) /
+	sttpages = ALIGN(idx % TCES_PER_PAGE + npages, TCES_PER_PAGE) /
 			TCES_PER_PAGE;
 	for (i = sttpage; i < sttpage + sttpages; ++i)
 		if (!stt->pages[i])

arch/powerpc/mm/book3s64/hash_tlb.c

@@ -194,7 +194,7 @@ void __flush_hash_table_range(unsigned long start, unsigned long end)
 	unsigned long flags;
 
 	start = ALIGN_DOWN(start, PAGE_SIZE);
-	end = _ALIGN_UP(end, PAGE_SIZE);
+	end = ALIGN(end, PAGE_SIZE);
 
 
 	/*

arch/powerpc/mm/book3s64/radix_pgtable.c

@@ -261,7 +261,7 @@ static int __meminit create_physical_mapping(unsigned long start,
 	pgprot_t prot;
 	int psize;
 
-	start = _ALIGN_UP(start, PAGE_SIZE);
+	start = ALIGN(start, PAGE_SIZE);
 	for (addr = start; addr < end; addr += mapping_size) {
 		unsigned long gap, previous_size;
 		int rc;

arch/powerpc/mm/slice.c

@@ -478,7 +478,7 @@ unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len,
 
 	/* If hint, make sure it matches our alignment restrictions */
 	if (!fixed && addr) {
-		addr = _ALIGN_UP(addr, page_size);
+		addr = ALIGN(addr, page_size);
 		slice_dbg(" aligned addr=%lx\n", addr);
 		/* Ignore hint if it's too large or overlaps a VMA */
 		if (addr > high_limit - len || addr < mmap_min_addr ||

arch/powerpc/platforms/cell/iommu.c

@@ -943,7 +943,7 @@ static int __init cell_iommu_fixed_mapping_init(void)
 		fbase = max(fbase, dbase + dsize);
 	}
 
-	fbase = _ALIGN_UP(fbase, 1 << IO_SEGMENT_SHIFT);
+	fbase = ALIGN(fbase, 1 << IO_SEGMENT_SHIFT);
 	fsize = memblock_phys_mem_size();
 
 	if ((fbase + fsize) <= 0x800000000ul)
@@ -963,8 +963,8 @@ static int __init cell_iommu_fixed_mapping_init(void)
 		hend  = hbase + htab_size_bytes;
 
 		/* The window must start and end on a segment boundary */
-		if ((hbase != _ALIGN_UP(hbase, 1 << IO_SEGMENT_SHIFT)) ||
-		    (hend != _ALIGN_UP(hend, 1 << IO_SEGMENT_SHIFT))) {
+		if ((hbase != ALIGN(hbase, 1 << IO_SEGMENT_SHIFT)) ||
+		    (hend != ALIGN(hend, 1 << IO_SEGMENT_SHIFT))) {
 			pr_debug("iommu: hash window not segment aligned\n");
 			return -1;
 		}

arch/powerpc/platforms/powermac/bootx_init.c

@@ -108,7 +108,7 @@ static void * __init bootx_early_getprop(unsigned long base,
 
 #define dt_push_token(token, mem) \
 	do { \
-		*(mem) = _ALIGN_UP(*(mem),4); \
+		*(mem) = ALIGN(*(mem),4); \
 		*((u32 *)*(mem)) = token; \
 		*(mem) += 4; \
 	} while(0)
@@ -150,7 +150,7 @@ static void __init bootx_dt_add_prop(char *name, void *data, int size,
 	/* push property content */
 	if (size && data) {
 		memcpy((void *)*mem_end, data, size);
-		*mem_end = _ALIGN_UP(*mem_end + size, 4);
+		*mem_end = ALIGN(*mem_end + size, 4);
 	}
 }
 
@@ -303,7 +303,7 @@ static void __init bootx_scan_dt_build_struct(unsigned long base,
 			*lp++ = *p;
 	}
 	*lp = 0;
-	*mem_end = _ALIGN_UP((unsigned long)lp + 1, 4);
+	*mem_end = ALIGN((unsigned long)lp + 1, 4);
 
 	/* get and store all properties */
 	while (*ppp) {
@@ -356,11 +356,11 @@ static unsigned long __init bootx_flatten_dt(unsigned long start)
 	/* Start using memory after the big blob passed by BootX, get
 	 * some space for the header
 	 */
-	mem_start = mem_end = _ALIGN_UP(((unsigned long)bi) + start, 4);
+	mem_start = mem_end = ALIGN(((unsigned long)bi) + start, 4);
 	DBG("Boot params header at: %x\n", mem_start);
 	hdr = (struct boot_param_header *)mem_start;
 	mem_end += sizeof(struct boot_param_header);
-	rsvmap = (u64 *)(_ALIGN_UP(mem_end, 8));
+	rsvmap = (u64 *)(ALIGN(mem_end, 8));
 	hdr->off_mem_rsvmap = ((unsigned long)rsvmap) - mem_start;
 	mem_end = ((unsigned long)rsvmap) + 8 * sizeof(u64);
 

arch/powerpc/platforms/powernv/pci-ioda.c

@@ -265,7 +265,7 @@ static void pnv_ioda_reserve_dev_m64_pe(struct pci_dev *pdev,
 			continue;
 
 		start = ALIGN_DOWN(r->start - base, sgsz);
-		end = _ALIGN_UP(r->end - base, sgsz);
+		end = ALIGN(r->end - base, sgsz);
 		for (segno = start / sgsz; segno < end / sgsz; segno++) {
 			if (pe_bitmap)
 				set_bit(segno, pe_bitmap);
@@ -361,7 +361,7 @@ static struct pnv_ioda_pe *pnv_ioda_pick_m64_pe(struct pci_bus *bus, bool all)
 		return NULL;
 
 	/* Allocate bitmap */
-	size = _ALIGN_UP(phb->ioda.total_pe_num / 8, sizeof(unsigned long));
+	size = ALIGN(phb->ioda.total_pe_num / 8, sizeof(unsigned long));
 	pe_alloc = kzalloc(size, GFP_KERNEL);
 	if (!pe_alloc) {
 		pr_warn("%s: Out of memory !\n",
@@ -2537,7 +2537,7 @@ unsigned long pnv_pci_ioda2_get_table_size(__u32 page_shift,
 	direct_table_size =  1UL << table_shift;
 
 	for ( ; levels; --levels) {
-		bytes += _ALIGN_UP(tce_table_size, direct_table_size);
+		bytes += ALIGN(tce_table_size, direct_table_size);
 
 		tce_table_size /= direct_table_size;
 		tce_table_size <<= 3;
@@ -3863,7 +3863,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np,
 				PNV_IODA1_DMA32_SEGSIZE;
 
 	/* Allocate aux data & arrays. We don't have IO ports on PHB3 */
-	size = _ALIGN_UP(max_t(unsigned, phb->ioda.total_pe_num, 8) / 8,
+	size = ALIGN(max_t(unsigned, phb->ioda.total_pe_num, 8) / 8,
 			sizeof(unsigned long));
 	m64map_off = size;
 	size += phb->ioda.total_pe_num * sizeof(phb->ioda.m64_segmap[0]);

arch/powerpc/platforms/ps3/mm.c

@@ -395,7 +395,7 @@ static struct dma_chunk * dma_find_chunk(struct ps3_dma_region *r,
 {
 	struct dma_chunk *c;
 	unsigned long aligned_bus = ALIGN_DOWN(bus_addr, 1 << r->page_size);
-	unsigned long aligned_len = _ALIGN_UP(len+bus_addr-aligned_bus,
+	unsigned long aligned_len = ALIGN(len+bus_addr-aligned_bus,
 					      1 << r->page_size);
 
 	list_for_each_entry(c, &r->chunk_list.head, link) {
@@ -424,7 +424,7 @@ static struct dma_chunk *dma_find_chunk_lpar(struct ps3_dma_region *r,
 {
 	struct dma_chunk *c;
 	unsigned long aligned_lpar = ALIGN_DOWN(lpar_addr, 1 << r->page_size);
-	unsigned long aligned_len = _ALIGN_UP(len + lpar_addr - aligned_lpar,
+	unsigned long aligned_len = ALIGN(len + lpar_addr - aligned_lpar,
 					      1 << r->page_size);
 
 	list_for_each_entry(c, &r->chunk_list.head, link) {
@@ -776,7 +776,7 @@ static int dma_sb_map_area(struct ps3_dma_region *r, unsigned long virt_addr,
 	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_len = _ALIGN_UP(len + phys_addr - aligned_phys,
+	unsigned long aligned_len = ALIGN(len + phys_addr - aligned_phys,
 					      1 << r->page_size);
 	*bus_addr = dma_sb_lpar_to_bus(r, ps3_mm_phys_to_lpar(phys_addr));
 
@@ -831,7 +831,7 @@ static int dma_ioc0_map_area(struct ps3_dma_region *r, unsigned long virt_addr,
 	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_len = _ALIGN_UP(len + phys_addr - aligned_phys,
+	unsigned long aligned_len = ALIGN(len + phys_addr - aligned_phys,
 					      1 << r->page_size);
 
 	DBG(KERN_ERR "%s: vaddr=%#lx, len=%#lx\n", __func__,
@@ -891,7 +891,7 @@ static int dma_sb_unmap_area(struct ps3_dma_region *r, dma_addr_t bus_addr,
 	if (!c) {
 		unsigned long aligned_bus = ALIGN_DOWN(bus_addr,
 			1 << r->page_size);
-		unsigned long aligned_len = _ALIGN_UP(len + bus_addr
+		unsigned long aligned_len = ALIGN(len + bus_addr
 			- aligned_bus, 1 << r->page_size);
 		DBG("%s:%d: not found: bus_addr %llxh\n",
 			__func__, __LINE__, bus_addr);
@@ -928,7 +928,7 @@ static int dma_ioc0_unmap_area(struct ps3_dma_region *r,
 	if (!c) {
 		unsigned long aligned_bus = ALIGN_DOWN(bus_addr,
 							1 << r->page_size);
-		unsigned long aligned_len = _ALIGN_UP(len + bus_addr
+		unsigned long aligned_len = ALIGN(len + bus_addr
 						      - aligned_bus,
 						      1 << r->page_size);
 		DBG("%s:%d: not found: bus_addr %llxh\n",
@@ -974,7 +974,7 @@ static int dma_sb_region_create_linear(struct ps3_dma_region *r)
 			pr_info("%s:%d: forcing 16M pages for linear map\n",
 				__func__, __LINE__);
 			r->page_size = PS3_DMA_16M;
-			r->len = _ALIGN_UP(r->len, 1 << r->page_size);
+			r->len = ALIGN(r->len, 1 << r->page_size);
 		}
 	}
 
@@ -1125,7 +1125,7 @@ int ps3_dma_region_init(struct ps3_system_bus_device *dev,
 	r->offset = lpar_addr;
 	if (r->offset >= map.rm.size)
 		r->offset -= map.r1.offset;
-	r->len = len ? len : _ALIGN_UP(map.total, 1 << r->page_size);
+	r->len = len ? len : ALIGN(map.total, 1 << r->page_size);
 
 	switch (dev->dev_type) {
 	case PS3_DEVICE_TYPE_SB:

arch/powerpc/platforms/ps3/setup.c

@@ -138,7 +138,7 @@ static int __init early_parse_ps3fb(char *p)
 	if (!p)
 		return 1;
 
-	ps3fb_videomemory.size = _ALIGN_UP(memparse(p, &p),
+	ps3fb_videomemory.size = ALIGN(memparse(p, &p),
 					   ps3fb_videomemory.align);
 	return 0;
 }