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| author | Kishon Vijay Abraham I <kishon@ti.com> | 2019-03-21 10:59:20 +0100 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2019-04-04 18:08:48 +0200 |
| commit | 1beb55126937aff7601ddfca8df29870d29f2d86 (patch) | |
| tree | 0c12ac96afa2a9222a355e7f35526c301a4ae3d8 /drivers/pci | |
| parent | Linux 5.1-rc1 (diff) | |
| download | linux-1beb55126937aff7601ddfca8df29870d29f2d86.tar.xz linux-1beb55126937aff7601ddfca8df29870d29f2d86.zip | |
PCI: keystone: Cleanup interrupt related macros
No functional change. Change both MSI interrupt and legacy interrupt
related macros to take an additional argument in order to return the
correct register offset.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/controller/dwc/pci-keystone.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index 14f2b0b4ed5e..5286a480f76b 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -52,17 +52,17 @@ /* IRQ register defines */ #define IRQ_EOI 0x050 -#define IRQ_STATUS 0x184 -#define IRQ_ENABLE_SET 0x188 -#define IRQ_ENABLE_CLR 0x18c #define MSI_IRQ 0x054 -#define MSI0_IRQ_STATUS 0x104 -#define MSI0_IRQ_ENABLE_SET 0x108 -#define MSI0_IRQ_ENABLE_CLR 0x10c -#define IRQ_STATUS 0x184 +#define MSI_IRQ_STATUS(n) (0x104 + ((n) << 4)) +#define MSI_IRQ_ENABLE_SET(n) (0x108 + ((n) << 4)) +#define MSI_IRQ_ENABLE_CLR(n) (0x10c + ((n) << 4)) #define MSI_IRQ_OFFSET 4 +#define IRQ_STATUS(n) (0x184 + ((n) << 4)) +#define IRQ_ENABLE_SET(n) (0x188 + ((n) << 4)) +#define INTx_EN BIT(0) + #define ERR_IRQ_STATUS 0x1c4 #define ERR_IRQ_ENABLE_SET 0x1c8 #define ERR_AER BIT(5) /* ECRC error */ @@ -142,7 +142,7 @@ static void ks_pcie_handle_msi_irq(struct keystone_pcie *ks_pcie, int offset) u32 pending, vector; int src, virq; - pending = ks_pcie_app_readl(ks_pcie, MSI0_IRQ_STATUS + (offset << 4)); + pending = ks_pcie_app_readl(ks_pcie, MSI_IRQ_STATUS(offset)); /* * MSI0 status bit 0-3 shows vectors 0, 8, 16, 24, MSI1 status bit @@ -169,7 +169,7 @@ static void ks_pcie_msi_irq_ack(int irq, struct pcie_port *pp) ks_pcie = to_keystone_pcie(pci); update_reg_offset_bit_pos(irq, ®_offset, &bit_pos); - ks_pcie_app_writel(ks_pcie, MSI0_IRQ_STATUS + (reg_offset << 4), + ks_pcie_app_writel(ks_pcie, MSI_IRQ_STATUS(reg_offset), BIT(bit_pos)); ks_pcie_app_writel(ks_pcie, IRQ_EOI, reg_offset + MSI_IRQ_OFFSET); } @@ -181,7 +181,7 @@ static void ks_pcie_msi_set_irq(struct pcie_port *pp, int irq) struct keystone_pcie *ks_pcie = to_keystone_pcie(pci); update_reg_offset_bit_pos(irq, ®_offset, &bit_pos); - ks_pcie_app_writel(ks_pcie, MSI0_IRQ_ENABLE_SET + (reg_offset << 4), + ks_pcie_app_writel(ks_pcie, MSI_IRQ_ENABLE_SET(reg_offset), BIT(bit_pos)); } @@ -192,7 +192,7 @@ static void ks_pcie_msi_clear_irq(struct pcie_port *pp, int irq) struct keystone_pcie *ks_pcie = to_keystone_pcie(pci); update_reg_offset_bit_pos(irq, ®_offset, &bit_pos); - ks_pcie_app_writel(ks_pcie, MSI0_IRQ_ENABLE_CLR + (reg_offset << 4), + ks_pcie_app_writel(ks_pcie, MSI_IRQ_ENABLE_CLR(reg_offset), BIT(bit_pos)); } @@ -206,7 +206,7 @@ static void ks_pcie_enable_legacy_irqs(struct keystone_pcie *ks_pcie) int i; for (i = 0; i < PCI_NUM_INTX; i++) - ks_pcie_app_writel(ks_pcie, IRQ_ENABLE_SET + (i << 4), 0x1); + ks_pcie_app_writel(ks_pcie, IRQ_ENABLE_SET(i), 0x1); } static void ks_pcie_handle_legacy_irq(struct keystone_pcie *ks_pcie, @@ -217,7 +217,7 @@ static void ks_pcie_handle_legacy_irq(struct keystone_pcie *ks_pcie, u32 pending; int virq; - pending = ks_pcie_app_readl(ks_pcie, IRQ_STATUS + (offset << 4)); + pending = ks_pcie_app_readl(ks_pcie, IRQ_STATUS(offset)); if (BIT(0) & pending) { virq = irq_linear_revmap(ks_pcie->legacy_irq_domain, offset); |