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Message-Id: <3911a86d6b5bfa7ad88cd7c82416fbe6bb47e793.1587407777.git.christophe.leroy@c-s.fr>
Date: Mon, 20 Apr 2020 18:36:35 +0000 (UTC)
From: Christophe Leroy <christophe.leroy@....fr>
To: Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Michael Ellerman <mpe@...erman.id.au>
Cc: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
kvm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-fbdev@...r.kernel.org, alsa-devel@...a-project.org
Subject: [PATCH 2/5] powerpc: Replace _ALIGN_DOWN() by ALIGN_DOWN()
_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@....fr>
---
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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