138 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_interface_reset()  local
139 	struct saa7134_dev *dev = saa->dev;  in saa7134_go7007_interface_reset()
182 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_write_interrupt()  local
183 	struct saa7134_dev *dev = saa->dev;  in saa7134_go7007_write_interrupt()
210 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_read_interrupt()  local
211 	struct saa7134_dev *dev = saa->dev;  in saa7134_go7007_read_interrupt()
228 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_irq_ts_done()  local
237 					saa->bottom_dma, PAGE_SIZE, DMA_FROM_DEVICE);  in saa7134_go7007_irq_ts_done()
238 		go7007_parse_video_stream(go, saa->bottom, PAGE_SIZE);  in saa7134_go7007_irq_ts_done()
239 		saa_writel(SAA7134_RS_BA2(5), saa->bottom_dma);  in saa7134_go7007_irq_ts_done()
242 					saa->top_dma, PAGE_SIZE, DMA_FROM_DEVICE);  in saa7134_go7007_irq_ts_done()
243 		go7007_parse_video_stream(go, saa->top, PAGE_SIZE);  in saa7134_go7007_irq_ts_done()
244 		saa_writel(SAA7134_RS_BA1(5), saa->top_dma);  in saa7134_go7007_irq_ts_done()
250 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_stream_start()  local
251 	struct saa7134_dev *dev = saa->dev;  in saa7134_go7007_stream_start()
253 	saa->top_dma = dma_map_page(&dev->pci->dev, virt_to_page(saa->top),  in saa7134_go7007_stream_start()
255 	if (dma_mapping_error(&dev->pci->dev, saa->top_dma))  in saa7134_go7007_stream_start()
257 	saa->bottom_dma = dma_map_page(&dev->pci->dev,  in saa7134_go7007_stream_start()
258 			virt_to_page(saa->bottom),  in saa7134_go7007_stream_start()
260 	if (dma_mapping_error(&dev->pci->dev, saa->bottom_dma)) {  in saa7134_go7007_stream_start()
261 		dma_unmap_page(&dev->pci->dev, saa->top_dma, PAGE_SIZE,  in saa7134_go7007_stream_start()
291 	saa_writel(SAA7134_RS_BA1(5), saa->top_dma);  in saa7134_go7007_stream_start()
292 	saa_writel(SAA7134_RS_BA2(5), saa->bottom_dma);  in saa7134_go7007_stream_start()
308 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_stream_stop()  local
311 	if (!saa)  in saa7134_go7007_stream_stop()
313 	dev = saa->dev;  in saa7134_go7007_stream_stop()
327 	dma_unmap_page(&dev->pci->dev, saa->top_dma, PAGE_SIZE,  in saa7134_go7007_stream_stop()
329 	dma_unmap_page(&dev->pci->dev, saa->bottom_dma, PAGE_SIZE,  in saa7134_go7007_stream_stop()
337 	struct saa7134_go7007 *saa = go->hpi_context;  in saa7134_go7007_send_firmware()  local
338 	struct saa7134_dev *dev = saa->dev;  in saa7134_go7007_send_firmware()
388 	struct saa7134_go7007 *saa = to_state(sd);  in saa7134_go7007_s_std()
389 	struct saa7134_dev *dev = saa->dev;  in saa7134_go7007_s_std()
413 	struct saa7134_go7007 *saa;  in saa7134_go7007_init()  local
422 	saa = kzalloc(sizeof(struct saa7134_go7007), GFP_KERNEL);  in saa7134_go7007_init()
423 	if (saa == NULL) {  in saa7134_go7007_init()
432 	go->hpi_context = saa;  in saa7134_go7007_init()
433 	saa->dev = dev;  in saa7134_go7007_init()
436 	sd = &saa->sd;  in saa7134_go7007_init()
438 	v4l2_set_subdevdata(sd, saa);  in saa7134_go7007_init()
442 	saa->top = (u8 *)get_zeroed_page(GFP_KERNEL);  in saa7134_go7007_init()
443 	if (!saa->top)  in saa7134_go7007_init()
445 	saa->bottom = (u8 *)get_zeroed_page(GFP_KERNEL);  in saa7134_go7007_init()
446 	if (!saa->bottom)  in saa7134_go7007_init()
469 	if (saa->top)  in saa7134_go7007_init()
470 		free_page((unsigned long)saa->top);  in saa7134_go7007_init()
471 	if (saa->bottom)  in saa7134_go7007_init()
472 		free_page((unsigned long)saa->bottom);  in saa7134_go7007_init()
473 	kfree(saa);  in saa7134_go7007_init()
481 	struct saa7134_go7007 *saa;  in saa7134_go7007_fini()  local
490 	saa = go->hpi_context;  in saa7134_go7007_fini()
492 	free_page((unsigned long)saa->top);  in saa7134_go7007_fini()
493 	free_page((unsigned long)saa->bottom);  in saa7134_go7007_fini()
494 	v4l2_device_unregister_subdev(&saa->sd);  in saa7134_go7007_fini()
495 	kfree(saa);  in saa7134_go7007_fini()