PCI: microchip: Move PLDA structures to plda-pcie.h

Move the PLDA generic data structures to a header file so they can be
re-used by all PLDA-based drivers.

[kwilczynski: commit log]
Link: https://lore.kernel.org/linux-pci/20240328091835.14797-7-minda.chen@starfivetech.comSigned-off-by: Minda Chen <minda.chen@starfivetech.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>

drivers/pci/controller/plda/pcie-microchip-host.c

@@ -21,9 +21,6 @@
 #include "../../pci.h"
 #include "pcie-plda.h"
 
-/* Number of MSI IRQs */
-#define PLDA_MAX_NUM_MSI_IRQS			32
-
 /* PCIe Bridge Phy and Controller Phy offsets */
 #define MC_PCIE1_BRIDGE_ADDR			0x00008000u
 #define MC_PCIE1_CTRL_ADDR			0x0000a000u
@@ -179,23 +176,6 @@ struct event_map {
 	u32 event_bit;
 };
 
-struct plda_msi {
-	struct mutex lock;		/* Protect used bitmap */
-	struct irq_domain *msi_domain;
-	struct irq_domain *dev_domain;
-	u32 num_vectors;
-	u64 vector_phy;
-	DECLARE_BITMAP(used, PLDA_MAX_NUM_MSI_IRQS);
-};
-
-struct plda_pcie_rp {
-	struct device *dev;
-	struct irq_domain *intx_domain;
-	struct irq_domain *event_domain;
-	raw_spinlock_t lock;
-	struct plda_msi msi;
-	void __iomem *bridge_addr;
-};
 
 struct mc_pcie {
 	struct plda_pcie_rp plda;

drivers/pci/controller/plda/pcie-plda.h

@@ -6,6 +6,9 @@
 #ifndef _PCIE_PLDA_H
 #define _PCIE_PLDA_H
 
+/* Number of MSI IRQs */
+#define PLDA_MAX_NUM_MSI_IRQS			32
+
 /* PCIe Bridge Phy Regs */
 #define PCIE_PCI_IRQ_DW0			0xa8
 #define  MSIX_CAP_MASK				BIT(31)
@@ -105,4 +108,22 @@ enum plda_int_event {
 
 #define PLDA_MAX_EVENT_NUM			(PLDA_NUM_DMA_EVENTS + PLDA_INT_EVENT_NUM)
 
+struct plda_msi {
+	struct mutex lock;		/* Protect used bitmap */
+	struct irq_domain *msi_domain;
+	struct irq_domain *dev_domain;
+	u32 num_vectors;
+	u64 vector_phy;
+	DECLARE_BITMAP(used, PLDA_MAX_NUM_MSI_IRQS);
+};
+
+struct plda_pcie_rp {
+	struct device *dev;
+	struct irq_domain *intx_domain;
+	struct irq_domain *event_domain;
+	raw_spinlock_t lock;
+	struct plda_msi msi;
+	void __iomem *bridge_addr;
+};
+
 #endif