3     bttv-risc.c  --  interfaces to other kernel modules
5     bttv risc code handling
44 /* risc code generators                                       */
47 bttv_risc_packed(struct bttv *btv, struct btcx_riscmem *risc,  in bttv_risc_packed()  argument
58 	/* estimate risc mem: worst case is one write per page border +  in bttv_risc_packed()
66 	if ((rc = btcx_riscmem_alloc(btv->c.pci,risc,instructions)) < 0)  in bttv_risc_packed()
70 	rp = risc->cpu;  in bttv_risc_packed()
120 	risc->jmp = rp;  in bttv_risc_packed()
121 	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);  in bttv_risc_packed()
126 bttv_risc_planar(struct bttv *btv, struct btcx_riscmem *risc,  in bttv_risc_planar()  argument
143 	/* estimate risc mem: worst case is one write per page border +  in bttv_risc_planar()
149 	if ((rc = btcx_riscmem_alloc(btv->c.pci,risc,instructions*4*5)) < 0)  in bttv_risc_planar()
153 	rp = risc->cpu;  in bttv_risc_planar()
220 			/* write risc instruction */  in bttv_risc_planar()
241 	risc->jmp = rp;  in bttv_risc_planar()
242 	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);  in bttv_risc_planar()
247 bttv_risc_overlay(struct bttv *btv, struct btcx_riscmem *risc,  in bttv_risc_overlay()  argument
263 	/* estimate risc mem: worst case is (1.5*clip+1) * lines instructions  in bttv_risc_overlay()
268 	if ((rc = btcx_riscmem_alloc(btv->c.pci,risc,dwords*4)) < 0) {  in bttv_risc_overlay()
274 	rp = risc->cpu;  in bttv_risc_overlay()
298 		/* write out risc code */  in bttv_risc_overlay()
329 	risc->jmp = rp;  in bttv_risc_overlay()
330 	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);  in bttv_risc_overlay()
462 /* risc group / risc main loop / dma management               */
523 	dprintk("%d: risc main @ %08llx\n",  in bttv_risc_init_main()
556 bttv_risc_hook(struct bttv *btv, int slot, struct btcx_riscmem *risc,  in bttv_risc_hook()  argument
562 	if (NULL == risc) {  in bttv_risc_hook()
563 		d2printk("%d: risc=%p slot[%d]=NULL\n", btv->c.nr, risc, slot);  in bttv_risc_hook()
566 		d2printk("%d: risc=%p slot[%d]=%08llx irq=%d\n",  in bttv_risc_hook()
567 			 btv->c.nr, risc, slot,  in bttv_risc_hook()
568 			 (unsigned long long)risc->dma, irqflags);  in bttv_risc_hook()
575 		risc->jmp[0] = cpu_to_le32(cmd);  in bttv_risc_hook()
576 		risc->jmp[1] = cpu_to_le32(next);  in bttv_risc_hook()
577 		btv->main.cpu[slot+1] = cpu_to_le32(risc->dma);  in bttv_risc_hook()
707 /* calculate geometry, build risc code */
848 		/* build risc code */  in bttv_buffer_risc()
867 /* calculate geometry, build risc code */
884 	/* build risc code */  in bttv_overlay_risc()