diff options
Diffstat (limited to 'sound/pci/emu10k1/memory.c')
-rw-r--r-- | sound/pci/emu10k1/memory.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c index c250614..87b7c65 100644 --- a/sound/pci/emu10k1/memory.c +++ b/sound/pci/emu10k1/memory.c @@ -25,6 +25,7 @@ #include <linux/gfp.h> #include <linux/time.h> #include <linux/mutex.h> +#include <linux/export.h> #include <sound/core.h> #include <sound/emu10k1.h> @@ -33,10 +34,11 @@ * aligned pages in others */ #define __set_ptb_entry(emu,page,addr) \ - (((u32 *)(emu)->ptb_pages.area)[page] = cpu_to_le32(((addr) << 1) | (page))) + (((u32 *)(emu)->ptb_pages.area)[page] = cpu_to_le32(((addr) << (emu->address_mode)) | (page))) #define UNIT_PAGES (PAGE_SIZE / EMUPAGESIZE) -#define MAX_ALIGN_PAGES (MAXPAGES / UNIT_PAGES) +#define MAX_ALIGN_PAGES0 (MAXPAGES0 / UNIT_PAGES) +#define MAX_ALIGN_PAGES1 (MAXPAGES1 / UNIT_PAGES) /* get aligned page from offset address */ #define get_aligned_page(offset) ((offset) >> PAGE_SHIFT) /* get offset address from aligned page */ @@ -123,7 +125,7 @@ static int search_empty_map_area(struct snd_emu10k1 *emu, int npages, struct lis } page = blk->mapped_page + blk->pages; } - size = MAX_ALIGN_PAGES - page; + size = (emu->address_mode ? MAX_ALIGN_PAGES1 : MAX_ALIGN_PAGES0) - page; if (size >= max_size) { *nextp = pos; return page; @@ -180,7 +182,7 @@ static int unmap_memblk(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *blk) q = get_emu10k1_memblk(p, mapped_link); end_page = q->mapped_page; } else - end_page = MAX_ALIGN_PAGES; + end_page = (emu->address_mode ? MAX_ALIGN_PAGES1 : MAX_ALIGN_PAGES0); /* remove links */ list_del(&blk->mapped_link); @@ -304,7 +306,7 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *subst if (snd_BUG_ON(!emu)) return NULL; if (snd_BUG_ON(runtime->dma_bytes <= 0 || - runtime->dma_bytes >= MAXPAGES * EMUPAGESIZE)) + runtime->dma_bytes >= (emu->address_mode ? MAXPAGES1 : MAXPAGES0) * EMUPAGESIZE)) return NULL; hdr = emu->memhdr; if (snd_BUG_ON(!hdr)) |