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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_nvif.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_nvif.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_nvif.c b/drivers/gpu/drm/nouveau/nouveau_nvif.c
new file mode 100644
index 000000000..df0fe58ca
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nouveau_nvif.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2014 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 <bskeggs@redhat.com>
+ */
+
+/*******************************************************************************
+ * NVIF client driver - NVKM directly linked
+ ******************************************************************************/
+
+#include <core/client.h>
+#include <core/notify.h>
+#include <core/ioctl.h>
+
+#include <nvif/client.h>
+#include <nvif/driver.h>
+#include <nvif/notify.h>
+#include <nvif/event.h>
+#include <nvif/ioctl.h>
+
+#include "nouveau_drv.h"
+#include "nouveau_usif.h"
+
+static void
+nvkm_client_unmap(void *priv, void __iomem *ptr, u32 size)
+{
+ iounmap(ptr);
+}
+
+static void __iomem *
+nvkm_client_map(void *priv, u64 handle, u32 size)
+{
+ return ioremap(handle, size);
+}
+
+static int
+nvkm_client_ioctl(void *priv, void *data, u32 size, void **hack)
+{
+ return nvkm_ioctl(priv, data, size, hack);
+}
+
+static int
+nvkm_client_resume(void *priv)
+{
+ struct nvkm_client *client = priv;
+ return nvkm_object_init(&client->object);
+}
+
+static int
+nvkm_client_suspend(void *priv)
+{
+ struct nvkm_client *client = priv;
+ return nvkm_object_fini(&client->object, true);
+}
+
+static int
+nvkm_client_driver_init(const char *name, u64 device, const char *cfg,
+ const char *dbg, void **ppriv)
+{
+ return nvkm_client_new(name, device, cfg, dbg, nvif_notify, (struct nvkm_client **)ppriv);
+}
+
+const struct nvif_driver
+nvif_driver_nvkm = {
+ .name = "nvkm",
+ .init = nvkm_client_driver_init,
+ .suspend = nvkm_client_suspend,
+ .resume = nvkm_client_resume,
+ .ioctl = nvkm_client_ioctl,
+ .map = nvkm_client_map,
+ .unmap = nvkm_client_unmap,
+ .keep = false,
+};