1 files changed, 136 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/core/device.h b/drivers/gpu/drm/nouveau/core/include/core/device.h
new file mode 100644
index 000000000000..e58b6f0984c1
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/include/core/device.h
@@ -0,0 +1,136 @@
+#ifndef __NOUVEAU_DEVICE_H__
+#define __NOUVEAU_DEVICE_H__
+
+#include <core/object.h>
+#include <core/subdev.h>
+#include <core/engine.h>
+
+enum nv_subdev_type {
+	NVDEV_SUBDEV_DEVICE,
+	NVDEV_SUBDEV_VBIOS,
+
+	/* All subdevs from DEVINIT to DEVINIT_LAST will be created before
+	 * *any* of them are initialised.  This subdev category is used
+	 * for any subdevs that the VBIOS init table parsing may call out
+	 * to during POST.
+	 */
+	NVDEV_SUBDEV_DEVINIT,
+	NVDEV_SUBDEV_GPIO,
+	NVDEV_SUBDEV_I2C,
+	NVDEV_SUBDEV_CLOCK,
+	NVDEV_SUBDEV_DEVINIT_LAST = NVDEV_SUBDEV_CLOCK,
+
+	/* This grouping of subdevs are initialised right after they've
+	 * been created, and are allowed to assume any subdevs in the
+	 * list above them exist and have been initialised.
+	 */
+	NVDEV_SUBDEV_MXM,
+	NVDEV_SUBDEV_MC,
+	NVDEV_SUBDEV_TIMER,
+	NVDEV_SUBDEV_FB,
+	NVDEV_SUBDEV_LTCG,
+	NVDEV_SUBDEV_IBUS,
+	NVDEV_SUBDEV_INSTMEM,
+	NVDEV_SUBDEV_VM,
+	NVDEV_SUBDEV_BAR,
+	NVDEV_SUBDEV_VOLT,
+	NVDEV_SUBDEV_THERM,
+
+	NVDEV_ENGINE_DMAOBJ,
+	NVDEV_ENGINE_FIFO,
+	NVDEV_ENGINE_SW,
+	NVDEV_ENGINE_GR,
+	NVDEV_ENGINE_MPEG,
+	NVDEV_ENGINE_ME,
+	NVDEV_ENGINE_VP,
+	NVDEV_ENGINE_CRYPT,
+	NVDEV_ENGINE_BSP,
+	NVDEV_ENGINE_PPP,
+	NVDEV_ENGINE_COPY0,
+	NVDEV_ENGINE_COPY1,
+	NVDEV_ENGINE_UNK1C1,
+	NVDEV_ENGINE_VENC,
+	NVDEV_ENGINE_DISP,
+
+	NVDEV_SUBDEV_NR,
+};
+
+struct nouveau_device {
+	struct nouveau_subdev base;
+	struct list_head head;
+
+	struct pci_dev *pdev;
+	u64 handle;
+
+	const char *cfgopt;
+	const char *dbgopt;
+	const char *name;
+	const char *cname;
+
+	enum {
+		NV_04    = 0x04,
+		NV_10    = 0x10,
+		NV_20    = 0x20,
+		NV_30    = 0x30,
+		NV_40    = 0x40,
+		NV_50    = 0x50,
+		NV_C0    = 0xc0,
+		NV_D0    = 0xd0,
+		NV_E0    = 0xe0,
+	} card_type;
+	u32 chipset;
+	u32 crystal;
+
+	struct nouveau_oclass *oclass[NVDEV_SUBDEV_NR];
+	struct nouveau_object *subdev[NVDEV_SUBDEV_NR];
+};
+
+static inline struct nouveau_device *
+nv_device(void *obj)
+{
+	struct nouveau_object *object = nv_object(obj);
+	struct nouveau_object *device = object;
+
+	if (device->engine)
+		device = device->engine;
+	if (device->parent)
+		device = device->parent;
+
+#if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
+	if (unlikely(!nv_iclass(device, NV_SUBDEV_CLASS) ||
+		     (nv_hclass(device) & 0xff) != NVDEV_SUBDEV_DEVICE)) {
+		nv_assert("BAD CAST -> NvDevice, 0x%08x 0x%08x",
+			  nv_hclass(object), nv_hclass(device));
+	}
+#endif
+
+	return (void *)device;
+}
+
+static inline struct nouveau_subdev *
+nouveau_subdev(void *obj, int sub)
+{
+	if (nv_device(obj)->subdev[sub])
+		return nv_subdev(nv_device(obj)->subdev[sub]);
+	return NULL;
+}
+
+static inline struct nouveau_engine *
+nouveau_engine(void *obj, int sub)
+{
+	struct nouveau_subdev *subdev = nouveau_subdev(obj, sub);
+	if (subdev && nv_iclass(subdev, NV_ENGINE_CLASS))
+		return nv_engine(subdev);
+	return NULL;
+}
+
+static inline bool
+nv_device_match(struct nouveau_object *object, u16 dev, u16 ven, u16 sub)
+{
+	struct nouveau_device *device = nv_device(object);
+	return device->pdev->device == dev &&
+	       device->pdev->subsystem_vendor == ven &&
+	       device->pdev->subsystem_device == sub;
+}
+
+#endif