Messages in this thread | | | Subject | RE: [PATCH] of/flattree: Use common ALIGN() macro instead of archspecific _ALIGN | Date | Fri, 25 Jun 2010 15:49:26 -0700 | From | Stephen Neuendorffer <> |
| |
Grant,
I need this for the PCI project. I also have a couple of other generalizations of the drivers/of code to get it to run after boot time in an X86 system...
Steve
Reviewed-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com>
> -----Original Message----- > From: devicetree-discuss-bounces+stephen.neuendorffer=xilinx.com@lists.ozlabs. org [mailto:devicetree- > discuss-bounces+stephen.neuendorffer=xilinx.com@lists.ozlabs.org] On Behalf Of Grant Likely > Sent: Friday, June 25, 2010 3:03 PM > To: benh@kernel.crashing.org; monstr@monstr.eu > Cc: microblaze-uclinux@itee.uq.edu.au; devicetree-discuss@lists.ozlabs.org; linux- > kernel@vger.kernel.org; jeremy.kerr@canonical.com; sfr@canb.auug.org.au > Subject: [PATCH] of/flattree: Use common ALIGN() macro instead of archspecific _ALIGN > > There's no reason to use the powerpc-specific _ALIGN macro in the fdt > code. Replace it with ALIGN() from kernel.h > > Signed-off-by: Grant Likely <grant.likely@secretlab.ca> > --- > arch/microblaze/include/asm/page.h | 7 ------- > drivers/of/fdt.c | 20 ++++++++++---------- > 2 files changed, 10 insertions(+), 17 deletions(-) > > diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h > index 464ff32..2fd4761 100644 > --- a/arch/microblaze/include/asm/page.h > +++ b/arch/microblaze/include/asm/page.h > @@ -39,13 +39,6 @@ > #define PAGE_UP(addr) (((addr)+((PAGE_SIZE)-1))&(~((PAGE_SIZE)-1))) > #define PAGE_DOWN(addr) ((addr)&(~((PAGE_SIZE)-1))) > > -/* align addr on a size boundary - adjust address up/down if needed */ > -#define _ALIGN_UP(addr, size) (((addr)+((size)-1))&(~((size)-1))) > -#define _ALIGN_DOWN(addr, size) ((addr)&(~((size)-1))) > - > -/* align addr on a size boundary - adjust address up if needed */ > -#define _ALIGN(addr, size) _ALIGN_UP(addr, size) > - > #ifndef CONFIG_MMU > /* > * PAGE_OFFSET -- the first address of the first page of memory. When not > diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c > index b6987bb..d61fda8 100644 > --- a/drivers/of/fdt.c > +++ b/drivers/of/fdt.c > @@ -69,9 +69,9 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node, > u32 sz = be32_to_cpup((__be32 *)p); > p += 8; > if (be32_to_cpu(initial_boot_params->version) < 0x10) > - p = _ALIGN(p, sz >= 8 ? 8 : 4); > + p = ALIGN(p, sz >= 8 ? 8 : 4); > p += sz; > - p = _ALIGN(p, 4); > + p = ALIGN(p, 4); > continue; > } > if (tag != OF_DT_BEGIN_NODE) { > @@ -80,7 +80,7 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node, > } > depth++; > pathp = (char *)p; > - p = _ALIGN(p + strlen(pathp) + 1, 4); > + p = ALIGN(p + strlen(pathp) + 1, 4); > if ((*pathp) == '/') { > char *lp, *np; > for (lp = NULL, np = pathp; *np; np++) > @@ -109,7 +109,7 @@ unsigned long __init of_get_flat_dt_root(void) > p += 4; > BUG_ON(be32_to_cpup((__be32 *)p) != OF_DT_BEGIN_NODE); > p += 4; > - return _ALIGN(p + strlen((char *)p) + 1, 4); > + return ALIGN(p + strlen((char *)p) + 1, 4); > } > > /** > @@ -138,7 +138,7 @@ void *__init of_get_flat_dt_prop(unsigned long node, const char *name, > noff = be32_to_cpup((__be32 *)(p + 4)); > p += 8; > if (be32_to_cpu(initial_boot_params->version) < 0x10) > - p = _ALIGN(p, sz >= 8 ? 8 : 4); > + p = ALIGN(p, sz >= 8 ? 8 : 4); > > nstr = find_flat_dt_string(noff); > if (nstr == NULL) { > @@ -151,7 +151,7 @@ void *__init of_get_flat_dt_prop(unsigned long node, const char *name, > return (void *)p; > } > p += sz; > - p = _ALIGN(p, 4); > + p = ALIGN(p, 4); > } while (1); > } > > @@ -184,7 +184,7 @@ static void *__init unflatten_dt_alloc(unsigned long *mem, unsigned long size, > { > void *res; > > - *mem = _ALIGN(*mem, align); > + *mem = ALIGN(*mem, align); > res = (void *)*mem; > *mem += size; > > @@ -220,7 +220,7 @@ unsigned long __init unflatten_dt_node(unsigned long mem, > *p += 4; > pathp = (char *)*p; > l = allocl = strlen(pathp) + 1; > - *p = _ALIGN(*p + l, 4); > + *p = ALIGN(*p + l, 4); > > /* version 0x10 has a more compact unit name here instead of the full > * path. we accumulate the full path size using "fpsize", we'll rebuild > @@ -299,7 +299,7 @@ unsigned long __init unflatten_dt_node(unsigned long mem, > noff = be32_to_cpup((__be32 *)((*p) + 4)); > *p += 8; > if (be32_to_cpu(initial_boot_params->version) < 0x10) > - *p = _ALIGN(*p, sz >= 8 ? 8 : 4); > + *p = ALIGN(*p, sz >= 8 ? 8 : 4); > > pname = find_flat_dt_string(noff); > if (pname == NULL) { > @@ -333,7 +333,7 @@ unsigned long __init unflatten_dt_node(unsigned long mem, > *prev_pp = pp; > prev_pp = &pp->next; > } > - *p = _ALIGN((*p) + sz, 4); > + *p = ALIGN((*p) + sz, 4); > } > /* with version 0x10 we may not have the name property, recreate > * it here from the unit name if absent > > _______________________________________________ > devicetree-discuss mailing list > devicetree-discuss@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/devicetree-discuss
This email and any attachments are intended for the sole use of the named recipient(s) and contain(s) confidential information that may be proprietary, privileged or copyrighted under applicable law. If you are not the intended recipient, do not read, copy, or forward this email message or any attachments. Delete this email message and any attachments immediately.
| |