mips/pci/pci-ar71xx.c

107 static int ar71xx_pci_check_error(struct ar71xx_pci_controller *apc, int quiet)
109 	void __iomem *base = apc->cfg_base;
144 static inline void ar71xx_pci_local_write(struct ar71xx_pci_controller *apc,
147 	void __iomem *base = apc->cfg_base;
163 	struct ar71xx_pci_controller *apc = pci_bus_to_ar71xx_controller(bus);
164 	void __iomem *base = apc->cfg_base;
173 	return ar71xx_pci_check_error(apc, 1);
179 	struct ar71xx_pci_controller *apc = pci_bus_to_ar71xx_controller(bus);
180 	void __iomem *base = apc->cfg_base;
203 	struct ar71xx_pci_controller *apc = pci_bus_to_ar71xx_controller(bus);
204 	void __iomem *base = apc->cfg_base;
228 	struct ar71xx_pci_controller *apc;
232 	apc = irq_desc_get_handler_data(desc);
238 		generic_handle_irq(apc->irq_base + 0);
241 		generic_handle_irq(apc->irq_base + 1);
244 		generic_handle_irq(apc->irq_base + 2);
247 		generic_handle_irq(apc->irq_base + 4);
255 	struct ar71xx_pci_controller *apc;
260 	apc = irq_data_get_irq_chip_data(d);
261 	irq = d->irq - apc->irq_base;
272 	struct ar71xx_pci_controller *apc;
277 	apc = irq_data_get_irq_chip_data(d);
278 	irq = d->irq - apc->irq_base;
294 static void ar71xx_pci_irq_init(struct ar71xx_pci_controller *apc)
304 	apc->irq_base = ATH79_PCI_IRQ_BASE;
305 	for (i = apc->irq_base;
306 	     i < apc->irq_base + AR71XX_PCI_IRQ_COUNT; i++) {
309 		irq_set_chip_data(i, apc);
312 	irq_set_chained_handler_and_data(apc->irq, ar71xx_pci_irq_handler,
313 					 apc);
330 	struct ar71xx_pci_controller *apc;
334 	apc = devm_kzalloc(&pdev->dev, sizeof(struct ar71xx_pci_controller),
336 	if (!apc)
339 	apc->cfg_base = devm_platform_ioremap_resource_byname(pdev,
341 	if (IS_ERR(apc->cfg_base))
342 		return PTR_ERR(apc->cfg_base);
344 	apc->irq = platform_get_irq(pdev, 0);
345 	if (apc->irq < 0)
352 	apc->io_res.parent = res;
353 	apc->io_res.name = "PCI IO space";
354 	apc->io_res.start = res->start;
355 	apc->io_res.end = res->end;
356 	apc->io_res.flags = IORESOURCE_IO;
362 	apc->mem_res.parent = res;
363 	apc->mem_res.name = "PCI memory space";
364 	apc->mem_res.start = res->start;
365 	apc->mem_res.end = res->end;
366 	apc->mem_res.flags = IORESOURCE_MEM;
373 	ar71xx_pci_local_write(apc, PCI_COMMAND, 4, t);
376 	ar71xx_pci_check_error(apc, 1);
378 	ar71xx_pci_irq_init(apc);
380 	apc->pci_ctrl.pci_ops = &ar71xx_pci_ops;
381 	apc->pci_ctrl.mem_resource = &apc->mem_res;
382 	apc->pci_ctrl.io_resource = &apc->io_res;
384 	register_pci_controller(&apc->pci_ctrl);