From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752871AbXCaK47 (ORCPT ); Sat, 31 Mar 2007 06:56:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752879AbXCaK47 (ORCPT ); Sat, 31 Mar 2007 06:56:59 -0400 Received: from ug-out-1314.google.com ([66.249.92.171]:60479 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752871AbXCaK46 (ORCPT ); Sat, 31 Mar 2007 06:56:58 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:date:from:to:cc:subject:message-id:mime-version:content-type:content-disposition:user-agent; b=N0ImqVDi48wjIEnYifjXpAblHf1ZYILZ0RsAi+DN1Jc+wqJRLQvHDzsa6BghPbBo3xnwSDHaNzoJOuin5h1d7B22e1tk5/5nmEIQLl9OYLN2a1wEExoP1f8nanSZYBGGumB/UaOs1qWYdy967mzpyqGZPoww/LxH5SPRhGkENUk= Date: Sat, 31 Mar 2007 16:27:46 +0530 From: Milind Arun Choudhary To: kernel-janitors@lists.osdl.org Cc: linux-kernel@vger.kernel.org, akpm@linux-foundation.org, parisc-linux@lists.parisc-linux.org Subject: [KJ][PATCH] ROUND_?UP macro cleanup in drivers/parisc Message-ID: <20070331105746.GA14572@arun.site> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Clean up ROUND_?UP, Use ALIGN where ever appropriate. Signed-off-by: Milind Arun Choudhary --- ccio-dma.c | 8 ++++---- iommu-helpers.h | 4 ++-- sba_iommu.c | 6 ++---- 3 files changed, 8 insertions(+), 10 deletions(-) diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index 894fdb9..1459ca8 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -32,6 +32,7 @@ */ #include +#include #include #include #include @@ -292,7 +293,6 @@ static int ioc_count; #define PDIR_INDEX(iovp) ((iovp)>>IOVP_SHIFT) #define MKIOVP(pdir_idx) ((long)(pdir_idx) << IOVP_SHIFT) #define MKIOVA(iovp,offset) (dma_addr_t)((long)iovp | (long)offset) -#define ROUNDUP(x,y) ((x + ((y)-1)) & ~((y)-1)) /* ** Don't worry about the 150% average search length on a miss. @@ -668,7 +668,7 @@ ccio_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt) size_t saved_byte_cnt; /* round up to nearest page size */ - saved_byte_cnt = byte_cnt = ROUNDUP(byte_cnt, IOVP_SIZE); + saved_byte_cnt = byte_cnt = ALIGN(byte_cnt, IOVP_SIZE); while(byte_cnt > 0) { /* invalidate one page at a time */ @@ -751,7 +751,7 @@ ccio_map_single(struct device *dev, void *addr, size_t size, offset = ((unsigned long) addr) & ~IOVP_MASK; /* round up to nearest IOVP_SIZE */ - size = ROUNDUP(size + offset, IOVP_SIZE); + size = ALIGN(size + offset, IOVP_SIZE); spin_lock_irqsave(&ioc->res_lock, flags); #ifdef CCIO_MAP_STATS @@ -814,7 +814,7 @@ ccio_unmap_single(struct device *dev, dma_addr_t iova, size_t size, iova ^= offset; /* clear offset bits */ size += offset; - size = ROUNDUP(size, IOVP_SIZE); + size = ALIGN(size, IOVP_SIZE); spin_lock_irqsave(&ioc->res_lock, flags); diff --git a/drivers/parisc/iommu-helpers.h b/drivers/parisc/iommu-helpers.h index 38d9e1a..0a1f99a 100644 --- a/drivers/parisc/iommu-helpers.h +++ b/drivers/parisc/iommu-helpers.h @@ -138,7 +138,7 @@ iommu_coalesce_chunks(struct ioc *ioc, struct scatterlist *startsg, int nents, ** exceed DMA_CHUNK_SIZE if we coalesce the ** next entry. */ - if(unlikely(ROUNDUP(dma_len + dma_offset + startsg->length, + if(unlikely(ALIGN(dma_len + dma_offset + startsg->length, IOVP_SIZE) > DMA_CHUNK_SIZE)) break; @@ -158,7 +158,7 @@ iommu_coalesce_chunks(struct ioc *ioc, struct scatterlist *startsg, int nents, ** Allocate space for DMA stream. */ sg_dma_len(contig_sg) = dma_len; - dma_len = ROUNDUP(dma_len + dma_offset, IOVP_SIZE); + dma_len = ALIGN(dma_len + dma_offset, IOVP_SIZE); sg_dma_address(contig_sg) = PIDE_FLAG | (iommu_alloc_range(ioc, dma_len) << IOVP_SHIFT) diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index 76a29da..7d83d9f 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -113,8 +113,6 @@ module_param(sba_reserve_agpgart, int, 1); MODULE_PARM_DESC(sba_reserve_agpgart, "Reserve half of IO pdir as AGPGART"); #endif -#define ROUNDUP(x,y) ((x + ((y)-1)) & ~((y)-1)) - /************************************ ** SBA register read and write support @@ -352,7 +350,7 @@ sba_search_bitmap(struct ioc *ioc, unsigned long bits_wanted) ** SBA HW features in the unmap path. */ unsigned long o = 1 << get_order(bits_wanted << PAGE_SHIFT); - uint bitshiftcnt = ROUNDUP(ioc->res_bitshift, o); + uint bitshiftcnt = ALIGN(ioc->res_bitshift, o); unsigned long mask; if (bitshiftcnt >= BITS_PER_LONG) { @@ -779,7 +777,7 @@ sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size, offset = iova & ~IOVP_MASK; iova ^= offset; /* clear offset bits */ size += offset; - size = ROUNDUP(size, IOVP_SIZE); + size = ALIGN(size, IOVP_SIZE); spin_lock_irqsave(&ioc->res_lock, flags); -- Milind Arun Choudhary