36 #define __set_ptb_entry(emu,page,addr) \  argument
37 	(((u32 *)(emu)->ptb_pages.area)[page] = cpu_to_le32(((addr) << (emu->address_mode)) | (page)))
45 #define aligned_page_offset(page)	((page) << PAGE_SHIFT)  argument
50 #define set_ptb_entry(emu,page,addr)	__set_ptb_entry(emu,page,addr)  argument
52 #define set_silent_ptb(emu,page)	__set_ptb_entry(emu,page,emu->silent_page.addr)  argument
55 static inline void set_ptb_entry(struct snd_emu10k1 *emu, int page, dma_addr_t addr)  in set_ptb_entry()  argument
58 	page *= UNIT_PAGES;  in set_ptb_entry()
59 	for (i = 0; i < UNIT_PAGES; i++, page++) {  in set_ptb_entry()
60 		__set_ptb_entry(emu, page, addr);  in set_ptb_entry()
64 static inline void set_silent_ptb(struct snd_emu10k1 *emu, int page)  in set_silent_ptb()  argument
67 	page *= UNIT_PAGES;  in set_silent_ptb()
68 	for (i = 0; i < UNIT_PAGES; i++, page++)  in set_silent_ptb()
70 		__set_ptb_entry(emu, page, emu->silent_page.addr);  in set_silent_ptb()
105 	int page = 0, found_page = -ENOMEM;  in search_empty_map_area()  local
115 		size = blk->mapped_page - page;  in search_empty_map_area()
118 			return page;  in search_empty_map_area()
124 			found_page = page;  in search_empty_map_area()
126 		page = blk->mapped_page + blk->pages;  in search_empty_map_area()
128 	size = (emu->address_mode ? MAX_ALIGN_PAGES1 : MAX_ALIGN_PAGES0) - page;  in search_empty_map_area()
131 		return page;  in search_empty_map_area()
144 	int page, pg;  in map_memblk()  local
147 	page = search_empty_map_area(emu, blk->pages, &next);  in map_memblk()
148 	if (page < 0) /* not found */  in map_memblk()
149 		return page;  in map_memblk()
154 	blk->mapped_page = page;  in map_memblk()
157 		set_ptb_entry(emu, page, emu->page_addr_table[pg]);  in map_memblk()
158 		page++;  in map_memblk()
210 	int page, psize;  in search_empty()  local
213 	page = 0;  in search_empty()
216 		if (page + psize <= blk->first_page)  in search_empty()
218 		page = blk->last_page + 1;  in search_empty()
220 	if (page + psize > emu->max_cache_pages)  in search_empty()
228 	blk->mem.offset = aligned_page_offset(page); /* set aligned offset */  in search_empty()
306 	int page, err, idx;  in snd_emu10k1_alloc_pages()  local
329 	for (page = blk->first_page; page <= blk->last_page; page++, idx++) {  in snd_emu10k1_alloc_pages()
342 		emu->page_addr_table[page] = addr;  in snd_emu10k1_alloc_pages()
343 		emu->page_ptr_table[page] = NULL;  in snd_emu10k1_alloc_pages()
453 	int page;  in __synth_free_pages()  local
455 	for (page = first_page; page <= last_page; page++) {  in __synth_free_pages()
456 		free_page((unsigned long)emu->page_ptr_table[page]);  in __synth_free_pages()
457 		emu->page_addr_table[page] = 0;  in __synth_free_pages()
458 		emu->page_ptr_table[page] = NULL;  in __synth_free_pages()
467 	int page, first_page, last_page;  in synth_alloc_pages()  local
472 	for (page = first_page; page <= last_page; page++) {  in synth_alloc_pages()
474 		struct page *p = alloc_page(GFP_KERNEL | GFP_DMA32 |  in synth_alloc_pages()
485 			__synth_free_pages(emu, first_page, page - 1);  in synth_alloc_pages()
488 		emu->page_addr_table[page] = page_to_phys(p);  in synth_alloc_pages()
489 		emu->page_ptr_table[page] = page_address(p);  in synth_alloc_pages()
507 static inline void *offset_ptr(struct snd_emu10k1 *emu, int page, int offset)  in offset_ptr()  argument
510 	if (snd_BUG_ON(page < 0 || page >= emu->max_cache_pages))  in offset_ptr()
512 	ptr = emu->page_ptr_table[page];  in offset_ptr()
515 			"access to NULL ptr: page = %d\n", page);  in offset_ptr()
528 	int page, nextofs, end_offset, temp, temp1;  in snd_emu10k1_synth_bzero()  local
534 	page = get_aligned_page(offset);  in snd_emu10k1_synth_bzero()
536 		nextofs = aligned_page_offset(page + 1);  in snd_emu10k1_synth_bzero()
541 		ptr = offset_ptr(emu, page + p->first_page, offset);  in snd_emu10k1_synth_bzero()
545 		page++;  in snd_emu10k1_synth_bzero()
558 	int page, nextofs, end_offset, temp, temp1;  in snd_emu10k1_synth_copy_from_user()  local
564 	page = get_aligned_page(offset);  in snd_emu10k1_synth_copy_from_user()
566 		nextofs = aligned_page_offset(page + 1);  in snd_emu10k1_synth_copy_from_user()
571 		ptr = offset_ptr(emu, page + p->first_page, offset);  in snd_emu10k1_synth_copy_from_user()
576 		page++;  in snd_emu10k1_synth_copy_from_user()