drm/nouveau/device: split user device implementation out on its own
authorBen Skeggs <bskeggs@redhat.com>
Thu, 20 Aug 2015 04:54:15 +0000 (14:54 +1000)
committerBen Skeggs <bskeggs@redhat.com>
Fri, 28 Aug 2015 02:40:31 +0000 (12:40 +1000)
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nvkm/engine/device/Kbuild
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
drivers/gpu/drm/nouveau/nvkm/engine/device/user.c [new file with mode: 0644]

index de1bf092b2b2a514880c6edb6d9fc24c5fd3d339..47c8fe8f9e3e7da25db276fd210d56755e3c175c 100644 (file)
@@ -1,6 +1,8 @@
 nvkm-y += nvkm/engine/device/acpi.o
 nvkm-y += nvkm/engine/device/base.o
 nvkm-y += nvkm/engine/device/ctrl.o
+nvkm-y += nvkm/engine/device/user.o
+
 nvkm-y += nvkm/engine/device/nv04.o
 nvkm-y += nvkm/engine/device/nv10.o
 nvkm-y += nvkm/engine/device/nv20.o
index 1e4935f33842b07e46cf45a4251611eddcf4f103..5f64349c9623db22e44bb392db6827ea12e820bc 100644 (file)
 #include "priv.h"
 #include "acpi.h"
 
-#include <core/client.h>
-#include <core/option.h>
 #include <core/notify.h>
-#include <core/parent.h>
-#include <subdev/bios.h>
-#include <subdev/fb.h>
-#include <subdev/instmem.h>
+#include <core/option.h>
 
-#include <nvif/class.h>
-#include <nvif/unpack.h>
+#include <subdev/bios.h>
 
 static DEFINE_MUTEX(nv_devices_mutex);
 static LIST_HEAD(nv_devices);
@@ -67,220 +61,6 @@ nvkm_device_list(u64 *name, int size)
        return nr;
 }
 
-/******************************************************************************
- * nvkm_devobj (0x0080): class implementation
- *****************************************************************************/
-
-struct nvkm_devobj {
-       struct nvkm_parent base;
-};
-
-static int
-nvkm_devobj_info(struct nvkm_object *object, void *data, u32 size)
-{
-       struct nvkm_device *device = nv_device(object);
-       struct nvkm_fb *fb = nvkm_fb(device);
-       struct nvkm_instmem *imem = nvkm_instmem(device);
-       union {
-               struct nv_device_info_v0 v0;
-       } *args = data;
-       int ret;
-
-       nvif_ioctl(object, "device info size %d\n", size);
-       if (nvif_unpack(args->v0, 0, 0, false)) {
-               nvif_ioctl(object, "device info vers %d\n", args->v0.version);
-       } else
-               return ret;
-
-       switch (device->chipset) {
-       case 0x01a:
-       case 0x01f:
-       case 0x04c:
-       case 0x04e:
-       case 0x063:
-       case 0x067:
-       case 0x068:
-       case 0x0aa:
-       case 0x0ac:
-       case 0x0af:
-               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 {
-                       args->v0.platform = NV_DEVICE_INFO_V0_SOC;
-               }
-               break;
-       }
-
-       switch (device->card_type) {
-       case NV_04: args->v0.family = NV_DEVICE_INFO_V0_TNT; break;
-       case NV_10:
-       case NV_11: args->v0.family = NV_DEVICE_INFO_V0_CELSIUS; break;
-       case NV_20: args->v0.family = NV_DEVICE_INFO_V0_KELVIN; break;
-       case NV_30: args->v0.family = NV_DEVICE_INFO_V0_RANKINE; break;
-       case NV_40: args->v0.family = NV_DEVICE_INFO_V0_CURIE; break;
-       case NV_50: args->v0.family = NV_DEVICE_INFO_V0_TESLA; break;
-       case NV_C0: args->v0.family = NV_DEVICE_INFO_V0_FERMI; break;
-       case NV_E0: args->v0.family = NV_DEVICE_INFO_V0_KEPLER; break;
-       case GM100: args->v0.family = NV_DEVICE_INFO_V0_MAXWELL; break;
-       default:
-               args->v0.family = 0;
-               break;
-       }
-
-       args->v0.chipset  = device->chipset;
-       args->v0.revision = device->chiprev;
-       if (fb && fb->ram)
-               args->v0.ram_size = args->v0.ram_user = fb->ram->size;
-       else
-               args->v0.ram_size = args->v0.ram_user = 0;
-       if (imem && args->v0.ram_size > 0)
-               args->v0.ram_user = args->v0.ram_user - imem->reserved;
-
-       return 0;
-}
-
-static int
-nvkm_devobj_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
-{
-       switch (mthd) {
-       case NV_DEVICE_V0_INFO:
-               return nvkm_devobj_info(object, data, size);
-       default:
-               break;
-       }
-       return -EINVAL;
-}
-
-static u8
-nvkm_devobj_rd08(struct nvkm_object *object, u64 addr)
-{
-       return nvkm_rd08(object->engine->subdev.device, addr);
-}
-
-static u16
-nvkm_devobj_rd16(struct nvkm_object *object, u64 addr)
-{
-       return nvkm_rd16(object->engine->subdev.device, addr);
-}
-
-static u32
-nvkm_devobj_rd32(struct nvkm_object *object, u64 addr)
-{
-       return nvkm_rd32(object->engine->subdev.device, addr);
-}
-
-static void
-nvkm_devobj_wr08(struct nvkm_object *object, u64 addr, u8 data)
-{
-       nvkm_wr08(object->engine->subdev.device, addr, data);
-}
-
-static void
-nvkm_devobj_wr16(struct nvkm_object *object, u64 addr, u16 data)
-{
-       nvkm_wr16(object->engine->subdev.device, addr, data);
-}
-
-static void
-nvkm_devobj_wr32(struct nvkm_object *object, u64 addr, u32 data)
-{
-       nvkm_wr32(object->engine->subdev.device, addr, data);
-}
-
-static int
-nvkm_devobj_map(struct nvkm_object *object, u64 *addr, u32 *size)
-{
-       struct nvkm_device *device = nv_device(object);
-       *addr = nv_device_resource_start(device, 0);
-       *size = nv_device_resource_len(device, 0);
-       return 0;
-}
-
-static struct nvkm_oclass
-nvkm_devobj_oclass_super = {
-       .handle = NV_DEVICE,
-       .ofuncs = &(struct nvkm_ofuncs) {
-               .dtor = _nvkm_parent_dtor,
-               .init = _nvkm_parent_init,
-               .fini = _nvkm_parent_fini,
-               .mthd = nvkm_devobj_mthd,
-               .map  = nvkm_devobj_map,
-               .rd08 = nvkm_devobj_rd08,
-               .rd16 = nvkm_devobj_rd16,
-               .rd32 = nvkm_devobj_rd32,
-               .wr08 = nvkm_devobj_wr08,
-               .wr16 = nvkm_devobj_wr16,
-               .wr32 = nvkm_devobj_wr32,
-       }
-};
-
-static int
-nvkm_devobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-                struct nvkm_oclass *oclass, void *data, u32 size,
-                struct nvkm_object **pobject)
-{
-       union {
-               struct nv_device_v0 v0;
-       } *args = data;
-       struct nvkm_client *client = nv_client(parent);
-       struct nvkm_device *device;
-       struct nvkm_devobj *devobj;
-       int ret;
-
-       nvif_ioctl(parent, "create device size %d\n", size);
-       if (nvif_unpack(args->v0, 0, 0, false)) {
-               nvif_ioctl(parent, "create device v%d device %016llx\n",
-                          args->v0.version, args->v0.device);
-       } else
-               return ret;
-
-       /* give priviledged clients register access */
-       if (client->super)
-               oclass = &nvkm_devobj_oclass_super;
-
-       /* find the device subdev that matches what the client requested */
-       device = client->device;
-       if (args->v0.device != ~0) {
-               device = nvkm_device_find(args->v0.device);
-               if (!device)
-                       return -ENODEV;
-       }
-
-       ret = nvkm_parent_create(parent, nv_object(device), oclass, 0,
-                                nvkm_control_oclass,
-                                (1ULL << NVDEV_ENGINE_DMAOBJ) |
-                                (1ULL << NVDEV_ENGINE_FIFO) |
-                                (1ULL << NVDEV_ENGINE_DISP) |
-                                (1ULL << NVDEV_ENGINE_PM), &devobj);
-       *pobject = nv_object(devobj);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
-static struct nvkm_ofuncs
-nvkm_devobj_ofuncs = {
-       .ctor = nvkm_devobj_ctor,
-       .dtor = _nvkm_parent_dtor,
-       .init = _nvkm_parent_init,
-       .fini = _nvkm_parent_fini,
-       .mthd = nvkm_devobj_mthd,
-};
-
-/******************************************************************************
- * nvkm_device: engine functions
- *****************************************************************************/
-
 struct nvkm_device *
 nv_device(void *obj)
 {
@@ -301,7 +81,7 @@ nv_device(void *obj)
 
 static struct nvkm_oclass
 nvkm_device_sclass[] = {
-       { 0x0080, &nvkm_devobj_ofuncs },
+       { 0x0080, &nvkm_udevice_ofuncs },
        {}
 };
 
index 8d3590e7bd875c6f65a396f4dc5b2c6bf1998221..7adba2c70a6382a50f06b041461159eebab9a5d2 100644 (file)
@@ -13,4 +13,6 @@ int nv50_identify(struct nvkm_device *);
 int gf100_identify(struct nvkm_device *);
 int gk104_identify(struct nvkm_device *);
 int gm100_identify(struct nvkm_device *);
+
+extern struct nvkm_ofuncs nvkm_udevice_ofuncs;
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c
new file mode 100644 (file)
index 0000000..16bb041
--- /dev/null
@@ -0,0 +1,247 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "priv.h"
+
+#include <core/client.h>
+#include <subdev/fb.h>
+#include <subdev/instmem.h>
+
+#include <nvif/class.h>
+#include <nvif/unpack.h>
+
+struct nvkm_udevice {
+       struct nvkm_parent base;
+       struct nvkm_device *device;
+};
+
+static int
+nvkm_udevice_info(struct nvkm_object *object, void *data, u32 size)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       struct nvkm_device *device = udev->device;
+       struct nvkm_fb *fb = device->fb;
+       struct nvkm_instmem *imem = device->imem;
+       union {
+               struct nv_device_info_v0 v0;
+       } *args = data;
+       int ret;
+
+       nvif_ioctl(object, "device info size %d\n", size);
+       if (nvif_unpack(args->v0, 0, 0, false)) {
+               nvif_ioctl(object, "device info vers %d\n", args->v0.version);
+       } else
+               return ret;
+
+       switch (device->chipset) {
+       case 0x01a:
+       case 0x01f:
+       case 0x04c:
+       case 0x04e:
+       case 0x063:
+       case 0x067:
+       case 0x068:
+       case 0x0aa:
+       case 0x0ac:
+       case 0x0af:
+               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 {
+                       args->v0.platform = NV_DEVICE_INFO_V0_SOC;
+               }
+               break;
+       }
+
+       switch (device->card_type) {
+       case NV_04: args->v0.family = NV_DEVICE_INFO_V0_TNT; break;
+       case NV_10:
+       case NV_11: args->v0.family = NV_DEVICE_INFO_V0_CELSIUS; break;
+       case NV_20: args->v0.family = NV_DEVICE_INFO_V0_KELVIN; break;
+       case NV_30: args->v0.family = NV_DEVICE_INFO_V0_RANKINE; break;
+       case NV_40: args->v0.family = NV_DEVICE_INFO_V0_CURIE; break;
+       case NV_50: args->v0.family = NV_DEVICE_INFO_V0_TESLA; break;
+       case NV_C0: args->v0.family = NV_DEVICE_INFO_V0_FERMI; break;
+       case NV_E0: args->v0.family = NV_DEVICE_INFO_V0_KEPLER; break;
+       case GM100: args->v0.family = NV_DEVICE_INFO_V0_MAXWELL; break;
+       default:
+               args->v0.family = 0;
+               break;
+       }
+
+       args->v0.chipset  = device->chipset;
+       args->v0.revision = device->chiprev;
+       if (fb && fb->ram)
+               args->v0.ram_size = args->v0.ram_user = fb->ram->size;
+       else
+               args->v0.ram_size = args->v0.ram_user = 0;
+       if (imem && args->v0.ram_size > 0)
+               args->v0.ram_user = args->v0.ram_user - imem->reserved;
+
+       return 0;
+}
+
+static int
+nvkm_udevice_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
+{
+       switch (mthd) {
+       case NV_DEVICE_V0_INFO:
+               return nvkm_udevice_info(object, data, size);
+       default:
+               break;
+       }
+       return -EINVAL;
+}
+
+static u8
+nvkm_udevice_rd08(struct nvkm_object *object, u64 addr)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       return nvkm_rd08(udev->device, addr);
+}
+
+static u16
+nvkm_udevice_rd16(struct nvkm_object *object, u64 addr)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       return nvkm_rd16(udev->device, addr);
+}
+
+static u32
+nvkm_udevice_rd32(struct nvkm_object *object, u64 addr)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       return nvkm_rd32(udev->device, addr);
+}
+
+static void
+nvkm_udevice_wr08(struct nvkm_object *object, u64 addr, u8 data)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       nvkm_wr08(udev->device, addr, data);
+}
+
+static void
+nvkm_udevice_wr16(struct nvkm_object *object, u64 addr, u16 data)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       nvkm_wr16(udev->device, addr, data);
+}
+
+static void
+nvkm_udevice_wr32(struct nvkm_object *object, u64 addr, u32 data)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       nvkm_wr32(udev->device, addr, data);
+}
+
+static int
+nvkm_udevice_map(struct nvkm_object *object, u64 *addr, u32 *size)
+{
+       struct nvkm_udevice *udev = (void *)object;
+       struct nvkm_device *device = udev->device;
+       *addr = nv_device_resource_start(device, 0);
+       *size = nv_device_resource_len(device, 0);
+       return 0;
+}
+
+static struct nvkm_oclass
+nvkm_udevice_oclass_super = {
+       .handle = NV_DEVICE,
+       .ofuncs = &(struct nvkm_ofuncs) {
+               .dtor = _nvkm_parent_dtor,
+               .init = _nvkm_parent_init,
+               .fini = _nvkm_parent_fini,
+               .mthd = nvkm_udevice_mthd,
+               .map  = nvkm_udevice_map,
+               .rd08 = nvkm_udevice_rd08,
+               .rd16 = nvkm_udevice_rd16,
+               .rd32 = nvkm_udevice_rd32,
+               .wr08 = nvkm_udevice_wr08,
+               .wr16 = nvkm_udevice_wr16,
+               .wr32 = nvkm_udevice_wr32,
+       }
+};
+
+static int
+nvkm_udevice_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
+                struct nvkm_oclass *oclass, void *data, u32 size,
+                struct nvkm_object **pobject)
+{
+       union {
+               struct nv_device_v0 v0;
+       } *args = data;
+       struct nvkm_client *client = nvkm_client(parent);
+       struct nvkm_device *device;
+       struct nvkm_udevice *udev;
+       int ret;
+
+       nvif_ioctl(parent, "create device size %d\n", size);
+       if (nvif_unpack(args->v0, 0, 0, false)) {
+               nvif_ioctl(parent, "create device v%d device %016llx\n",
+                          args->v0.version, args->v0.device);
+       } else
+               return ret;
+
+       /* give priviledged clients register access */
+       if (client->super)
+               oclass = &nvkm_udevice_oclass_super;
+
+       /* find the device subdev that matches what the client requested */
+       device = client->device;
+       if (args->v0.device != ~0) {
+               device = nvkm_device_find(args->v0.device);
+               if (!device)
+                       return -ENODEV;
+       }
+
+       ret = nvkm_parent_create(parent, nv_object(device), oclass, 0,
+                                nvkm_control_oclass,
+                                (1ULL << NVDEV_ENGINE_DMAOBJ) |
+                                (1ULL << NVDEV_ENGINE_FIFO) |
+                                (1ULL << NVDEV_ENGINE_DISP) |
+                                (1ULL << NVDEV_ENGINE_PM), &udev);
+       *pobject = nv_object(udev);
+       if (ret)
+               return ret;
+
+       udev->device = device;
+       return 0;
+}
+
+struct nvkm_ofuncs
+nvkm_udevice_ofuncs = {
+       .ctor = nvkm_udevice_ctor,
+       .dtor = _nvkm_parent_dtor,
+       .init = _nvkm_parent_init,
+       .fini = _nvkm_parent_fini,
+       .mthd = nvkm_udevice_mthd,
+};