X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fparisc%2Fsba_iommu.c;h=d044c48323e662c5130fd23935201754713ad13e;hb=6fe077fd381048293134fbc6011d7e4633edc0c5;hp=76a29dadd519d79c7f1a6d04c57529cb38c5fead;hpb=48c871c1f6a7c7044dd76774fb469e65c7e2e4e8;p=linux-2.6

diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 76a29dadd5..d044c48323 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -109,12 +109,10 @@ static unsigned long piranha_bad_128k = 0;
 
 #ifdef SBA_AGP_SUPPORT
 static int sba_reserve_agpgart = 1;
-module_param(sba_reserve_agpgart, int, 1);
+module_param(sba_reserve_agpgart, int, 0444);
 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);
 
@@ -846,7 +844,7 @@ static void *sba_alloc_consistent(struct device *hwdev, size_t size,
 	if (!hwdev) {
 		/* only support PCI */
 		*dma_handle = 0;
-		return 0;
+		return NULL;
 	}
 
         ret = (void *) __get_free_pages(gfp, get_order(size));