22 static void dump_registers(struct saa7146_dev* dev)
28 		pr_info("0x%03x: 0x%08x\n", i, saa7146_read(dev, i));
36 void saa7146_setgpio(struct saa7146_dev *dev, int port, u32 data)  in saa7146_setgpio()  argument
43 	value = saa7146_read(dev, GPIO_CTRL);  in saa7146_setgpio()
46 	saa7146_write(dev, GPIO_CTRL, value);  in saa7146_setgpio()
50 static inline int saa7146_wait_for_debi_done_sleep(struct saa7146_dev *dev,  in saa7146_wait_for_debi_done_sleep()  argument
60 		if (saa7146_read(dev, MC2) & 2)  in saa7146_wait_for_debi_done_sleep()
64 			       dev->name, __func__);  in saa7146_wait_for_debi_done_sleep()
74 		if (!(saa7146_read(dev, PSR) & SPCI_DEBI_S))  in saa7146_wait_for_debi_done_sleep()
76 		saa7146_read(dev, MC2);  in saa7146_wait_for_debi_done_sleep()
79 			      dev->name, __func__);  in saa7146_wait_for_debi_done_sleep()
88 static inline int saa7146_wait_for_debi_done_busyloop(struct saa7146_dev *dev,  in saa7146_wait_for_debi_done_busyloop()  argument
96 		if (saa7146_read(dev, MC2) & 2)  in saa7146_wait_for_debi_done_busyloop()
100 			       dev->name, __func__);  in saa7146_wait_for_debi_done_busyloop()
109 		if (!(saa7146_read(dev, PSR) & SPCI_DEBI_S))  in saa7146_wait_for_debi_done_busyloop()
111 		saa7146_read(dev, MC2);  in saa7146_wait_for_debi_done_busyloop()
114 			      dev->name, __func__);  in saa7146_wait_for_debi_done_busyloop()
123 int saa7146_wait_for_debi_done(struct saa7146_dev *dev, int nobusyloop)  in saa7146_wait_for_debi_done()  argument
126 		return saa7146_wait_for_debi_done_sleep(dev, 50000, 250000);  in saa7146_wait_for_debi_done()
128 		return saa7146_wait_for_debi_done_busyloop(dev, 50000, 250000);  in saa7146_wait_for_debi_done()
182 	slen = dma_map_sg(&pci->dev, pt->slist, pt->nents, DMA_FROM_DEVICE);  in saa7146_vmalloc_build_pgtable()
192 	dma_unmap_sg(&pci->dev, pt->slist, pt->nents, DMA_FROM_DEVICE);  in saa7146_vmalloc_build_pgtable()
206 	dma_unmap_sg(&pci->dev, pt->slist, pt->nents, DMA_FROM_DEVICE);  in saa7146_vfree_destroy_pgtable()
217 	dma_free_coherent(&pci->dev, pt->size, pt->cpu, pt->dma);  in saa7146_pgtable_free()
226 	cpu = dma_alloc_coherent(&pci->dev, PAGE_SIZE, &dma_addr, GFP_KERNEL);  in saa7146_pgtable_alloc()
271 	struct saa7146_dev *dev = dev_id;  in interrupt_hw()  local
276 	ack_isr = isr = saa7146_read(dev, ISR);  in interrupt_hw()
284 	if (dev->ext) {  in interrupt_hw()
285 		if (dev->ext->irq_mask & isr) {  in interrupt_hw()
286 			if (dev->ext->irq_func)  in interrupt_hw()
287 				dev->ext->irq_func(dev, &isr);  in interrupt_hw()
288 			isr &= ~dev->ext->irq_mask;  in interrupt_hw()
293 		if (dev->vv_data && dev->vv_callback)  in interrupt_hw()
294 			dev->vv_callback(dev,isr);  in interrupt_hw()
298 		if (dev->vv_data && dev->vv_callback)  in interrupt_hw()
299 			dev->vv_callback(dev,isr);  in interrupt_hw()
303 		SAA7146_IER_DISABLE(dev, MASK_16|MASK_17);  in interrupt_hw()
305 		if (0 != dev->i2c_op) {  in interrupt_hw()
306 			dev->i2c_op = 0;  in interrupt_hw()
307 			wake_up(&dev->i2c_wq);  in interrupt_hw()
309 			u32 psr = saa7146_read(dev, PSR);  in interrupt_hw()
310 			u32 ssr = saa7146_read(dev, SSR);  in interrupt_hw()
312 				dev->name, isr, psr, ssr);  in interrupt_hw()
320 		SAA7146_IER_DISABLE(dev,isr);  in interrupt_hw()
322 	saa7146_write(dev, ISR, ack_isr);  in interrupt_hw()
333 	struct saa7146_dev *dev;  in saa7146_init_one()  local
337 	dev = kzalloc(sizeof(struct saa7146_dev), GFP_KERNEL);  in saa7146_init_one()
338 	if (!dev) {  in saa7146_init_one()
344 	sprintf(dev->name, "saa7146 (%d)", saa7146_num);  in saa7146_init_one()
357 	dev->pci = pci;  in saa7146_init_one()
360 	dev->revision = pci->revision;  in saa7146_init_one()
368 	dev->mem = ioremap(pci_resource_start(pci, 0),  in saa7146_init_one()
370 	if (!dev->mem) {  in saa7146_init_one()
384 	saa7146_write(dev, IER, 0);  in saa7146_init_one()
387 	saa7146_write(dev, MC1, 0x30ff0000);  in saa7146_init_one()
390 	saa7146_write(dev, MC2, 0xf8000000);  in saa7146_init_one()
394 			  dev->name, dev);  in saa7146_init_one()
403 	dev->d_rps0.cpu_addr = dma_alloc_coherent(&pci->dev, SAA7146_RPS_MEM,  in saa7146_init_one()
404 						  &dev->d_rps0.dma_handle,  in saa7146_init_one()
406 	if (!dev->d_rps0.cpu_addr)  in saa7146_init_one()
409 	dev->d_rps1.cpu_addr = dma_alloc_coherent(&pci->dev, SAA7146_RPS_MEM,  in saa7146_init_one()
410 						  &dev->d_rps1.dma_handle,  in saa7146_init_one()
412 	if (!dev->d_rps1.cpu_addr)  in saa7146_init_one()
415 	dev->d_i2c.cpu_addr = dma_alloc_coherent(&pci->dev, SAA7146_RPS_MEM,  in saa7146_init_one()
416 						 &dev->d_i2c.dma_handle, GFP_KERNEL);  in saa7146_init_one()
417 	if (!dev->d_i2c.cpu_addr)  in saa7146_init_one()
423 		dev->mem, dev->revision, pci->irq,  in saa7146_init_one()
425 	dev->ext = ext;  in saa7146_init_one()
427 	mutex_init(&dev->v4l2_lock);  in saa7146_init_one()
428 	spin_lock_init(&dev->int_slock);  in saa7146_init_one()
429 	spin_lock_init(&dev->slock);  in saa7146_init_one()
431 	mutex_init(&dev->i2c_lock);  in saa7146_init_one()
433 	dev->module = THIS_MODULE;  in saa7146_init_one()
434 	init_waitqueue_head(&dev->i2c_wq);  in saa7146_init_one()
437 	saa7146_write(dev, PCI_BT_V1, 0x1c00101f);  in saa7146_init_one()
443 	if (ext->probe && ext->probe(dev)) {  in saa7146_init_one()
444 		DEB_D("ext->probe() failed for %p. skipping device.\n", dev);  in saa7146_init_one()
448 	if (ext->attach(dev, pci_ext)) {  in saa7146_init_one()
449 		DEB_D("ext->attach() failed for %p. skipping device.\n", dev);  in saa7146_init_one()
455 	pci_set_drvdata(pci, &dev->v4l2_dev);  in saa7146_init_one()
464 	dma_free_coherent(&pci->dev, SAA7146_RPS_MEM, dev->d_i2c.cpu_addr,  in saa7146_init_one()
465 			  dev->d_i2c.dma_handle);  in saa7146_init_one()
467 	dma_free_coherent(&pci->dev, SAA7146_RPS_MEM, dev->d_rps1.cpu_addr,  in saa7146_init_one()
468 			  dev->d_rps1.dma_handle);  in saa7146_init_one()
470 	dma_free_coherent(&pci->dev, SAA7146_RPS_MEM, dev->d_rps0.cpu_addr,  in saa7146_init_one()
471 			  dev->d_rps0.dma_handle);  in saa7146_init_one()
473 	free_irq(pci->irq, (void *)dev);  in saa7146_init_one()
475 	iounmap(dev->mem);  in saa7146_init_one()
481 	kfree(dev);  in saa7146_init_one()
488 	struct saa7146_dev *dev = to_saa7146_dev(v4l2_dev);  in saa7146_remove_one()  local
493 		{ dev->d_i2c.cpu_addr, dev->d_i2c.dma_handle },  in saa7146_remove_one()
494 		{ dev->d_rps1.cpu_addr, dev->d_rps1.dma_handle },  in saa7146_remove_one()
495 		{ dev->d_rps0.cpu_addr, dev->d_rps0.dma_handle },  in saa7146_remove_one()
499 	DEB_EE("dev:%p\n", dev);  in saa7146_remove_one()
501 	dev->ext->detach(dev);  in saa7146_remove_one()
504 	saa7146_write(dev, MC1, 0x00ff0000);  in saa7146_remove_one()
507 	saa7146_write(dev, IER, 0);  in saa7146_remove_one()
509 	free_irq(pdev->irq, dev);  in saa7146_remove_one()
512 		dma_free_coherent(&pdev->dev, SAA7146_RPS_MEM, p->addr,  in saa7146_remove_one()
515 	iounmap(dev->mem);  in saa7146_remove_one()
518 	kfree(dev);  in saa7146_remove_one()