Lines Matching refs:trident
17 #include "trident.h"
22 #define __set_tlb_bus(trident,page,ptr,addr) \
23 do { (trident)->tlb.entries[page] = cpu_to_le32((addr) & ~(SNDRV_TRIDENT_PAGE_SIZE-1)); \
24 (trident)->tlb.shadow_entries[page] = (ptr); } while (0)
25 #define __tlb_to_ptr(trident,page) \
26 (void*)((trident)->tlb.shadow_entries[page])
27 #define __tlb_to_addr(trident,page) \
28 (dma_addr_t)le32_to_cpu((trident->tlb.entries[page]) & ~(SNDRV_TRIDENT_PAGE_SIZE - 1))
35 #define set_tlb_bus(trident,page,ptr,addr) __set_tlb_bus(trident,page,ptr,addr)
37 #define set_silent_tlb(trident,page) __set_tlb_bus(trident, page, (unsigned long)trident->tlb.silent_page.area, trident->tlb.silent_page.addr)
43 #define page_to_ptr(trident,page) __tlb_to_ptr(trident, page)
45 #define page_to_addr(trident,page) __tlb_to_addr(trident, page)
53 #define page_to_ptr(trident,page) __tlb_to_ptr(trident, (page) << 1)
54 #define page_to_addr(trident,page) __tlb_to_addr(trident, (page) << 1)
57 static inline void set_tlb_bus(struct snd_trident *trident, int page,
61 __set_tlb_bus(trident, page, ptr, addr);
62 __set_tlb_bus(trident, page+1, ptr + SNDRV_TRIDENT_PAGE_SIZE, addr + SNDRV_TRIDENT_PAGE_SIZE);
64 static inline void set_silent_tlb(struct snd_trident *trident, int page)
67 __set_tlb_bus(trident, page, (unsigned long)trident->tlb.silent_page.area, trident->tlb.silent_page.addr);
68 __set_tlb_bus(trident, page+1, (unsigned long)trident->tlb.silent_page.area, trident->tlb.silent_page.addr);
83 #define page_to_ptr(trident,page) __tlb_to_ptr(trident, (page) * UNIT_PAGES)
84 #define page_to_addr(trident,page) __tlb_to_addr(trident, (page) * UNIT_PAGES)
87 static inline void set_tlb_bus(struct snd_trident *trident, int page,
93 __set_tlb_bus(trident, page, ptr, addr);
98 static inline void set_silent_tlb(struct snd_trident *trident, int page)
103 __set_tlb_bus(trident, page, (unsigned long)trident->tlb.silent_page.area, trident->tlb.silent_page.addr);
109 static inline void *offset_ptr(struct snd_trident *trident, int offset)
112 ptr = page_to_ptr(trident, get_aligned_page(offset));
174 snd_trident_alloc_sg_pages(struct snd_trident *trident,
186 hdr = trident->tlb.memhdr;
211 set_tlb_bus(trident, page, ptr, addr);
221 snd_trident_alloc_cont_pages(struct snd_trident *trident,
235 hdr = trident->tlb.memhdr;
256 set_tlb_bus(trident, page, ptr, addr);
266 snd_trident_alloc_pages(struct snd_trident *trident,
269 if (snd_BUG_ON(!trident || !substream))
272 return snd_trident_alloc_sg_pages(trident, substream);
274 return snd_trident_alloc_cont_pages(trident, substream);
281 int snd_trident_free_pages(struct snd_trident *trident,
287 if (snd_BUG_ON(!trident || !blk))
290 hdr = trident->tlb.memhdr;
294 set_silent_tlb(trident, page);