drm/nouveau/device: remove pci/platform_device from common struct

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

5 files changed, 27 insertions, 25 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index b8d46144e68a..94a906b8cb88 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -2294,7 +2294,7 @@ nvkm_device_del(struct nvkm_device **pdevice)
 int
 nvkm_device_ctor(const struct nvkm_device_func *func,
 		 const struct nvkm_device_quirk *quirk,
-		 void *dev, enum nv_bus_type type, u64 handle,
+		 struct device *dev, enum nvkm_device_type type, u64 handle,
 		 const char *name, const char *cfg, const char *dbg,
 		 bool detect, bool mmio, u64 subdev_mask,
 		 struct nvkm_device *device)
@@ -2312,16 +2312,8 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
 
 	device->func = func;
 	device->quirk = quirk;
-	switch (type) {
-	case NVKM_BUS_PCI:
-		device->pdev = dev;
-		device->dev = &device->pdev->dev;
-		break;
-	case NVKM_BUS_PLATFORM:
-		device->platformdev = dev;
-		device->dev = &device->platformdev->dev;
-		break;
-	}
+	device->dev = dev;
+	device->type = type;
 	device->handle = handle;
 	device->cfgopt = cfg;
 	device->dbgopt = dbg;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
index 8702a9efc7b4..9dd1cac81e80 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
@@ -1621,6 +1621,7 @@ nvkm_device_pci_func = {
 	.fini = nvkm_device_pci_fini,
 	.resource_addr = nvkm_device_pci_resource_addr,
 	.resource_size = nvkm_device_pci_resource_size,
+	.cpu_coherent = !IS_ENABLED(CONFIG_ARM),
 };
 
 int
@@ -1671,8 +1672,10 @@ nvkm_device_pci_new(struct pci_dev *pci_dev, const char *cfg, const char *dbg,
 	*pdevice = &pdev->device;
 	pdev->pdev = pci_dev;
 
-	return nvkm_device_ctor(&nvkm_device_pci_func, quirk,
-				pci_dev, NVKM_BUS_PCI,
+	return nvkm_device_ctor(&nvkm_device_pci_func, quirk, &pci_dev->dev,
+				pci_is_pcie(pci_dev) ? NVKM_DEVICE_PCIE :
+				pci_find_capability(pci_dev, PCI_CAP_ID_AGP) ?
+				NVKM_DEVICE_AGP : NVKM_DEVICE_PCI,
 				(u64)pci_domain_nr(pci_dev->bus) << 32 |
 				     pci_dev->bus->number << 16 |
 				     PCI_SLOT(pci_dev->devfn) << 8 |
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
index 6dea6e8fc854..ed3ad2c30e17 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
@@ -41,7 +41,7 @@
 
 int  nvkm_device_ctor(const struct nvkm_device_func *,
 		      const struct nvkm_device_quirk *,
-		      void *, enum nv_bus_type type, u64 handle,
+		      struct device *, enum nvkm_device_type, u64 handle,
 		      const char *name, const char *cfg, const char *dbg,
 		      bool detect, bool mmio, u64 subdev_mask,
 		      struct nvkm_device *);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
index f4bc11c1671f..ada73e13d1af 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
@@ -102,6 +102,7 @@ nvkm_device_tegra_func = {
 	.fini = nvkm_device_tegra_fini,
 	.resource_addr = nvkm_device_tegra_resource_addr,
 	.resource_size = nvkm_device_tegra_resource_size,
+	.cpu_coherent = false,
 };
 
 int
@@ -118,8 +119,8 @@ nvkm_device_tegra_new(struct platform_device *pdev,
 	tdev->pdev = pdev;
 	tdev->irq = -1;
 
-	return nvkm_device_ctor(&nvkm_device_tegra_func, NULL, pdev,
-				NVKM_BUS_PLATFORM, pdev->id, NULL,
+	return nvkm_device_ctor(&nvkm_device_tegra_func, NULL, &pdev->dev,
+				NVKM_DEVICE_TEGRA, pdev->id, NULL,
 				cfg, dbg, detect, mmio, subdev_mask,
 				&tdev->device);
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c
index eddf9b1d3340..1ae48f27029d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c
@@ -70,16 +70,22 @@ nvkm_udevice_info(struct nvkm_udevice *udev, void *data, u32 size)
 		args->v0.platform = NV_DEVICE_INFO_V0_IGP;
 		break;
 	default:
-		if (device->pdev) {
-			if (pci_find_capability(device->pdev, PCI_CAP_ID_AGP))
-				args->v0.platform = NV_DEVICE_INFO_V0_AGP;
-			else
-			if (pci_is_pcie(device->pdev))
-				args->v0.platform = NV_DEVICE_INFO_V0_PCIE;
-			else
-				args->v0.platform = NV_DEVICE_INFO_V0_PCI;
-		} else {
+		switch (device->type) {
+		case NVKM_DEVICE_PCI:
+			args->v0.platform = NV_DEVICE_INFO_V0_PCI;
+			break;
+		case NVKM_DEVICE_AGP:
+			args->v0.platform = NV_DEVICE_INFO_V0_AGP;
+			break;
+		case NVKM_DEVICE_PCIE:
+			args->v0.platform = NV_DEVICE_INFO_V0_PCIE;
+			break;
+		case NVKM_DEVICE_TEGRA:
 			args->v0.platform = NV_DEVICE_INFO_V0_SOC;
+			break;
+		default:
+			WARN_ON(1);
+			break;
 		}
 		break;
 	}