diff options
Diffstat (limited to 'target/linux/ath79/patches-4.19/0036-MIPS-ath79-remove-irq-code-from-pci.patch')
-rw-r--r-- | target/linux/ath79/patches-4.19/0036-MIPS-ath79-remove-irq-code-from-pci.patch | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/target/linux/ath79/patches-4.19/0036-MIPS-ath79-remove-irq-code-from-pci.patch b/target/linux/ath79/patches-4.19/0036-MIPS-ath79-remove-irq-code-from-pci.patch deleted file mode 100644 index 460c4580ee..0000000000 --- a/target/linux/ath79/patches-4.19/0036-MIPS-ath79-remove-irq-code-from-pci.patch +++ /dev/null @@ -1,139 +0,0 @@ ---- a/arch/mips/pci/pci-ar71xx.c -+++ b/arch/mips/pci/pci-ar71xx.c -@@ -54,11 +54,9 @@ - struct ar71xx_pci_controller { - struct device_node *np; - void __iomem *cfg_base; -- int irq; - struct pci_controller pci_ctrl; - struct resource io_res; - struct resource mem_res; -- struct irq_domain *domain; - }; - - /* Byte lane enable bits */ -@@ -230,104 +228,6 @@ static struct pci_ops ar71xx_pci_ops = { - .write = ar71xx_pci_write_config, - }; - --static void ar71xx_pci_irq_handler(struct irq_desc *desc) --{ -- void __iomem *base = ath79_reset_base; -- struct irq_chip *chip = irq_desc_get_chip(desc); -- struct ar71xx_pci_controller *apc = irq_desc_get_handler_data(desc); -- u32 pending; -- -- chained_irq_enter(chip, desc); -- pending = __raw_readl(base + AR71XX_RESET_REG_PCI_INT_STATUS) & -- __raw_readl(base + AR71XX_RESET_REG_PCI_INT_ENABLE); -- -- if (pending & AR71XX_PCI_INT_DEV0) -- generic_handle_irq(irq_linear_revmap(apc->domain, 1)); -- -- else if (pending & AR71XX_PCI_INT_DEV1) -- generic_handle_irq(irq_linear_revmap(apc->domain, 2)); -- -- else if (pending & AR71XX_PCI_INT_DEV2) -- generic_handle_irq(irq_linear_revmap(apc->domain, 3)); -- -- else if (pending & AR71XX_PCI_INT_CORE) -- generic_handle_irq(irq_linear_revmap(apc->domain, 4)); -- -- else -- spurious_interrupt(); -- chained_irq_exit(chip, desc); --} -- --static void ar71xx_pci_irq_unmask(struct irq_data *d) --{ -- struct ar71xx_pci_controller *apc; -- unsigned int irq; -- void __iomem *base = ath79_reset_base; -- u32 t; -- -- apc = irq_data_get_irq_chip_data(d); -- irq = irq_linear_revmap(apc->domain, d->irq); -- -- t = __raw_readl(base + AR71XX_RESET_REG_PCI_INT_ENABLE); -- __raw_writel(t | (1 << irq), base + AR71XX_RESET_REG_PCI_INT_ENABLE); -- -- /* flush write */ -- __raw_readl(base + AR71XX_RESET_REG_PCI_INT_ENABLE); --} -- --static void ar71xx_pci_irq_mask(struct irq_data *d) --{ -- struct ar71xx_pci_controller *apc; -- unsigned int irq; -- void __iomem *base = ath79_reset_base; -- u32 t; -- -- apc = irq_data_get_irq_chip_data(d); -- irq = irq_linear_revmap(apc->domain, d->irq); -- -- t = __raw_readl(base + AR71XX_RESET_REG_PCI_INT_ENABLE); -- __raw_writel(t & ~(1 << irq), base + AR71XX_RESET_REG_PCI_INT_ENABLE); -- -- /* flush write */ -- __raw_readl(base + AR71XX_RESET_REG_PCI_INT_ENABLE); --} -- --static struct irq_chip ar71xx_pci_irq_chip = { -- .name = "AR71XX PCI", -- .irq_mask = ar71xx_pci_irq_mask, -- .irq_unmask = ar71xx_pci_irq_unmask, -- .irq_mask_ack = ar71xx_pci_irq_mask, --}; -- --static int ar71xx_pci_irq_map(struct irq_domain *d, -- unsigned int irq, irq_hw_number_t hw) --{ -- struct ar71xx_pci_controller *apc = d->host_data; -- -- irq_set_chip_and_handler(irq, &ar71xx_pci_irq_chip, handle_level_irq); -- irq_set_chip_data(irq, apc); -- -- return 0; --} -- --static const struct irq_domain_ops ar71xx_pci_domain_ops = { -- .xlate = irq_domain_xlate_onecell, -- .map = ar71xx_pci_irq_map, --}; -- --static void ar71xx_pci_irq_init(struct ar71xx_pci_controller *apc) --{ -- void __iomem *base = ath79_reset_base; -- -- __raw_writel(0, base + AR71XX_RESET_REG_PCI_INT_ENABLE); -- __raw_writel(0, base + AR71XX_RESET_REG_PCI_INT_STATUS); -- -- apc->domain = irq_domain_add_linear(apc->np, AR71XX_PCI_IRQ_COUNT, -- &ar71xx_pci_domain_ops, apc); -- irq_set_chained_handler_and_data(apc->irq, ar71xx_pci_irq_handler, -- apc); --} -- - static void ar71xx_pci_reset(void) - { - ath79_device_reset_set(AR71XX_RESET_PCI_BUS | AR71XX_RESET_PCI_CORE); -@@ -361,10 +261,6 @@ static int ar71xx_pci_probe(struct platf - if (IS_ERR(apc->cfg_base)) - return PTR_ERR(apc->cfg_base); - -- apc->irq = platform_get_irq(pdev, 0); -- if (apc->irq < 0) -- return -EINVAL; -- - ar71xx_pci_reset(); - - /* setup COMMAND register */ -@@ -375,8 +271,6 @@ static int ar71xx_pci_probe(struct platf - /* clear bus errors */ - ar71xx_pci_check_error(apc, 1); - -- ar71xx_pci_irq_init(apc); -- - apc->np = pdev->dev.of_node; - apc->pci_ctrl.pci_ops = &ar71xx_pci_ops; - apc->pci_ctrl.mem_resource = &apc->mem_res; |