X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=sound%2Fcore%2Fmemalloc.c;h=19b3dcbb09c23bdaad0192e53877116501275490;hb=a62e68488dd5ddb07776555fd7e0435c6d021ac1;hp=39a54a415528080a01620e71d7a40efdcbac1e66;hpb=c324b44c34050cf2a9b58830e11c974806bd85d8;p=linux-2.6-omap-h63xx.git

diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 39a54a41552..19b3dcbb09c 100644
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -43,10 +43,6 @@ MODULE_DESCRIPTION("Memory allocator for ALSA system.");
 MODULE_LICENSE("GPL");
 
 
-#ifndef SNDRV_CARDS
-#define SNDRV_CARDS	8
-#endif
-
 /*
  */
 
@@ -106,7 +102,7 @@ struct snd_mem_list {
 
 static void *snd_dma_hack_alloc_coherent(struct device *dev, size_t size,
 					 dma_addr_t *dma_handle,
-					 unsigned int __nocast flags)
+					 gfp_t flags)
 {
 	void *ret;
 	u64 dma_mask, coherent_dma_mask;
@@ -190,13 +186,14 @@ static void unmark_pages(struct page *page, int order)
  *
  * Returns the pointer of the buffer, or NULL if no enoguh memory.
  */
-void *snd_malloc_pages(size_t size, unsigned int gfp_flags)
+void *snd_malloc_pages(size_t size, gfp_t gfp_flags)
 {
 	int pg;
 	void *res;
 
 	snd_assert(size > 0, return NULL);
 	snd_assert(gfp_flags != 0, return NULL);
+	gfp_flags |= __GFP_COMP;	/* compound page lets parts be mapped */
 	pg = get_order(size);
 	if ((res = (void *) __get_free_pages(gfp_flags, pg)) != NULL) {
 		mark_pages(virt_to_page(res), pg);
@@ -235,12 +232,13 @@ static void *snd_malloc_dev_pages(struct device *dev, size_t size, dma_addr_t *d
 {
 	int pg;
 	void *res;
-	unsigned int gfp_flags;
+	gfp_t gfp_flags;
 
 	snd_assert(size > 0, return NULL);
 	snd_assert(dma != NULL, return NULL);
 	pg = get_order(size);
 	gfp_flags = GFP_KERNEL
+		| __GFP_COMP	/* compound page lets parts be mapped */
 		| __GFP_NORETRY /* don't trigger OOM-killer */
 		| __GFP_NOWARN; /* no stack trace print - this call is non-critical */
 	res = dma_alloc_coherent(dev, PAGE_SIZE << pg, dma, gfp_flags);
@@ -590,7 +588,7 @@ static int snd_mem_proc_write(struct file *file, const char __user *buffer,
 
 		alloced = 0;
 		pci = NULL;
-		while ((pci = pci_find_device(vendor, device, pci)) != NULL) {
+		while ((pci = pci_get_device(vendor, device, pci)) != NULL) {
 			if (mask > 0 && mask < 0xffffffff) {
 				if (pci_set_dma_mask(pci, mask) < 0 ||
 				    pci_set_consistent_dma_mask(pci, mask) < 0) {
@@ -604,6 +602,7 @@ static int snd_mem_proc_write(struct file *file, const char __user *buffer,
 				if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
 							size, &dmab) < 0) {
 					printk(KERN_ERR "snd-page-alloc: cannot allocate buffer pages (size = %d)\n", size);
+					pci_dev_put(pci);
 					return (int)count;
 				}
 				snd_dma_reserve_buf(&dmab, snd_dma_pci_buf_id(pci));