4     bttv-risc.c  --  interfaces to other kernel modules
6     bttv risc code handling
32 /* risc code generators                                       */
35 bttv_risc_packed(struct bttv *btv, struct btcx_riscmem *risc,  in bttv_risc_packed()  argument
46 	/* estimate risc mem: worst case is one write per page border +  in bttv_risc_packed()
54 	if ((rc = btcx_riscmem_alloc(btv->c.pci,risc,instructions)) < 0)  in bttv_risc_packed()
58 	rp = risc->cpu;  in bttv_risc_packed()
108 	risc->jmp = rp;  in bttv_risc_packed()
109 	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);  in bttv_risc_packed()
114 bttv_risc_planar(struct bttv *btv, struct btcx_riscmem *risc,  in bttv_risc_planar()  argument
131 	/* estimate risc mem: worst case is one write per page border +  in bttv_risc_planar()
137 	if ((rc = btcx_riscmem_alloc(btv->c.pci,risc,instructions*4*5)) < 0)  in bttv_risc_planar()
141 	rp = risc->cpu;  in bttv_risc_planar()
208 			/* write risc instruction */  in bttv_risc_planar()
229 	risc->jmp = rp;  in bttv_risc_planar()
230 	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);  in bttv_risc_planar()
235 bttv_risc_overlay(struct bttv *btv, struct btcx_riscmem *risc,  in bttv_risc_overlay()  argument
251 	/* estimate risc mem: worst case is (1.5*clip+1) * lines instructions  in bttv_risc_overlay()
256 	if ((rc = btcx_riscmem_alloc(btv->c.pci,risc,dwords*4)) < 0) {  in bttv_risc_overlay()
262 	rp = risc->cpu;  in bttv_risc_overlay()
286 		/* write out risc code */  in bttv_risc_overlay()
317 	risc->jmp = rp;  in bttv_risc_overlay()
318 	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);  in bttv_risc_overlay()
450 /* risc group / risc main loop / dma management               */
511 	dprintk("%d: risc main @ %08llx\n",  in bttv_risc_init_main()
544 bttv_risc_hook(struct bttv *btv, int slot, struct btcx_riscmem *risc,  in bttv_risc_hook()  argument
550 	if (NULL == risc) {  in bttv_risc_hook()
551 		d2printk("%d: risc=%p slot[%d]=NULL\n", btv->c.nr, risc, slot);  in bttv_risc_hook()
554 		d2printk("%d: risc=%p slot[%d]=%08llx irq=%d\n",  in bttv_risc_hook()
555 			 btv->c.nr, risc, slot,  in bttv_risc_hook()
556 			 (unsigned long long)risc->dma, irqflags);  in bttv_risc_hook()
563 		risc->jmp[0] = cpu_to_le32(cmd);  in bttv_risc_hook()
564 		risc->jmp[1] = cpu_to_le32(next);  in bttv_risc_hook()
565 		btv->main.cpu[slot+1] = cpu_to_le32(risc->dma);  in bttv_risc_hook()
695 /* calculate geometry, build risc code */
836 		/* build risc code */  in bttv_buffer_risc()
855 /* calculate geometry, build risc code */
872 	/* build risc code */  in bttv_overlay_risc()