198 	struct pci_dev *pci_dev = cobalt->pci_dev;  in cobalt_pcie_status_show()  local
199 	struct pci_dev *pci_bus_dev = cobalt->pci_dev->bus->self;  in cobalt_pcie_status_show()
205 	offset = pci_find_capability(pci_dev, PCI_CAP_ID_EXP);  in cobalt_pcie_status_show()
209 	pci_read_config_dword(pci_dev, offset + PCI_EXP_DEVCAP, &capa);  in cobalt_pcie_status_show()
210 	pci_read_config_word(pci_dev, offset + PCI_EXP_DEVCTL, &ctrl);  in cobalt_pcie_status_show()
211 	pci_read_config_word(pci_dev, offset + PCI_EXP_DEVSTA, &stat);  in cobalt_pcie_status_show()
221 	pci_read_config_dword(pci_dev, offset + PCI_EXP_LNKCAP, &capa);  in cobalt_pcie_status_show()
222 	pci_read_config_word(pci_dev, offset + PCI_EXP_LNKCTL, &ctrl);  in cobalt_pcie_status_show()
223 	pci_read_config_word(pci_dev, offset + PCI_EXP_LNKSTA, &stat);  in cobalt_pcie_status_show()
239 	pci_read_config_dword(pci_dev, offset + PCI_EXP_SLTCAP, &capa);  in cobalt_pcie_status_show()
240 	pci_read_config_word(pci_dev, offset + PCI_EXP_SLTCTL, &ctrl);  in cobalt_pcie_status_show()
241 	pci_read_config_word(pci_dev, offset + PCI_EXP_SLTSTA, &stat);  in cobalt_pcie_status_show()
249 	struct pci_dev *pci_dev = cobalt->pci_dev;  in pcie_link_get_lanes()  local
253 	offset = pci_find_capability(pci_dev, PCI_CAP_ID_EXP);  in pcie_link_get_lanes()
256 	pci_read_config_word(pci_dev, offset + PCI_EXP_LNKSTA, &link);  in pcie_link_get_lanes()
262 	struct pci_dev *pci_dev = cobalt->pci_dev->bus->self;  in pcie_bus_link_get_lanes()  local
266 	offset = pci_find_capability(pci_dev, PCI_CAP_ID_EXP);  in pcie_bus_link_get_lanes()
269 	pci_read_config_dword(pci_dev, offset + PCI_EXP_LNKCAP, &link);  in pcie_bus_link_get_lanes()
273 static void msi_config_show(struct cobalt *cobalt, struct pci_dev *pci_dev)  in msi_config_show()  argument
278 	pci_read_config_word(pci_dev, 0x52, &ctrl);  in msi_config_show()
284 	pci_read_config_dword(pci_dev, 0x54, &adrs_l);  in msi_config_show()
285 	pci_read_config_dword(pci_dev, 0x58, &adrs_h);  in msi_config_show()
286 	pci_read_config_word(pci_dev, 0x5c, &data);  in msi_config_show()
295 static void cobalt_pci_iounmap(struct cobalt *cobalt, struct pci_dev *pci_dev)  in cobalt_pci_iounmap()  argument
298 		pci_iounmap(pci_dev, cobalt->bar0);  in cobalt_pci_iounmap()
302 		pci_iounmap(pci_dev, cobalt->bar1);  in cobalt_pci_iounmap()
307 static void cobalt_free_msi(struct cobalt *cobalt, struct pci_dev *pci_dev)  in cobalt_free_msi()  argument
309 	free_irq(pci_dev->irq, (void *)cobalt);  in cobalt_free_msi()
312 		pci_disable_msi(pci_dev);  in cobalt_free_msi()
315 static int cobalt_setup_pci(struct cobalt *cobalt, struct pci_dev *pci_dev,  in cobalt_setup_pci()  argument
323 	ret = pci_enable_device(pci_dev);  in cobalt_setup_pci()
328 	pci_set_master(pci_dev);  in cobalt_setup_pci()
329 	pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &cobalt->card_rev);  in cobalt_setup_pci()
330 	pci_read_config_word(pci_dev, PCI_DEVICE_ID, &cobalt->device_id);  in cobalt_setup_pci()
354 	if (pci_set_dma_mask(pci_dev, DMA_BIT_MASK(64))) {  in cobalt_setup_pci()
355 		ret = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32));  in cobalt_setup_pci()
362 	ret = pci_request_regions(pci_dev, "cobalt");  in cobalt_setup_pci()
370 	cobalt->bar0 = pci_iomap(pci_dev, 0, 0);  in cobalt_setup_pci()
371 	cobalt->bar1 = pci_iomap(pci_dev, 1, 0);  in cobalt_setup_pci()
373 		cobalt->bar1 = pci_iomap(pci_dev, 2, 0);  in cobalt_setup_pci()
389 	if (pci_enable_msi_range(pci_dev, 1, 1) < 1) {  in cobalt_setup_pci()
395 	msi_config_show(cobalt, pci_dev);  in cobalt_setup_pci()
399 	if (request_irq(pci_dev->irq, cobalt_irq_handler, IRQF_SHARED,  in cobalt_setup_pci()
401 		cobalt_err("Failed to register irq %d\n", pci_dev->irq);  in cobalt_setup_pci()
410 	pci_disable_msi(pci_dev);  in cobalt_setup_pci()
413 	cobalt_pci_iounmap(cobalt, pci_dev);  in cobalt_setup_pci()
414 	pci_release_regions(pci_dev);  in cobalt_setup_pci()
417 	pci_disable_device(cobalt->pci_dev);  in cobalt_setup_pci()
678 static int cobalt_probe(struct pci_dev *pci_dev,  in cobalt_probe()  argument
691 	cobalt->pci_dev = pci_dev;  in cobalt_probe()
694 	cobalt->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev);  in cobalt_probe()
700 	retval = v4l2_device_register(&pci_dev->dev, &cobalt->v4l2_dev);  in cobalt_probe()
724 	retval = cobalt_setup_pci(cobalt, pci_dev, pci_id);  in cobalt_probe()
773 	cobalt_free_msi(cobalt, pci_dev);  in cobalt_probe()
774 	cobalt_pci_iounmap(cobalt, pci_dev);  in cobalt_probe()
775 	pci_release_regions(cobalt->pci_dev);  in cobalt_probe()
776 	pci_disable_device(cobalt->pci_dev);  in cobalt_probe()
790 static void cobalt_remove(struct pci_dev *pci_dev)  in cobalt_remove()  argument
792 	struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);  in cobalt_remove()
811 	cobalt_free_msi(cobalt, pci_dev);  in cobalt_remove()
813 	cobalt_pci_iounmap(cobalt, pci_dev);  in cobalt_remove()
814 	pci_release_regions(cobalt->pci_dev);  in cobalt_remove()
815 	pci_disable_device(cobalt->pci_dev);  in cobalt_remove()