1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h
new file mode 100644
index 000000000..74c19bdfb
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h
@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVKM_PCI_H__
+#define __NVKM_PCI_H__
+#include <core/subdev.h>
+
+enum nvkm_pcie_speed {
+	NVKM_PCIE_SPEED_2_5,
+	NVKM_PCIE_SPEED_5_0,
+	NVKM_PCIE_SPEED_8_0,
+};
+
+struct nvkm_pci {
+	const struct nvkm_pci_func *func;
+	struct nvkm_subdev subdev;
+	struct pci_dev *pdev;
+	int irq;
+
+	struct {
+		struct agp_bridge_data *bridge;
+		u32 mode;
+		u64 base;
+		u64 size;
+		int mtrr;
+		bool cma;
+		bool acquired;
+	} agp;
+
+	struct {
+		enum nvkm_pcie_speed speed;
+		u8 width;
+	} pcie;
+
+	bool msi;
+};
+
+u32 nvkm_pci_rd32(struct nvkm_pci *, u16 addr);
+void nvkm_pci_wr08(struct nvkm_pci *, u16 addr, u8 data);
+void nvkm_pci_wr32(struct nvkm_pci *, u16 addr, u32 data);
+u32 nvkm_pci_mask(struct nvkm_pci *, u16 addr, u32 mask, u32 value);
+void nvkm_pci_rom_shadow(struct nvkm_pci *, bool shadow);
+
+int nv04_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int nv40_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int nv46_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int nv4c_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int g84_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int g92_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int g94_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int gf100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int gf106_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int gk104_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+int gp100_pci_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_pci **);
+
+/* pcie functions */
+int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
+#endif