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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h
new file mode 100644
index 000000000..7695f7f77
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NVKM_BUS_H__
+#define __NVKM_BUS_H__
+#include <core/subdev.h>
+
+struct nvkm_bus {
+ const struct nvkm_bus_func *func;
+ struct nvkm_subdev subdev;
+};
+
+/* interface to sequencer */
+struct nvkm_hwsq;
+int nvkm_hwsq_init(struct nvkm_subdev *, struct nvkm_hwsq **);
+int nvkm_hwsq_fini(struct nvkm_hwsq **, bool exec);
+void nvkm_hwsq_wr32(struct nvkm_hwsq *, u32 addr, u32 data);
+void nvkm_hwsq_setf(struct nvkm_hwsq *, u8 flag, int data);
+void nvkm_hwsq_wait(struct nvkm_hwsq *, u8 flag, u8 data);
+void nvkm_hwsq_wait_vblank(struct nvkm_hwsq *);
+void nvkm_hwsq_nsec(struct nvkm_hwsq *, u32 nsec);
+
+int nv04_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
+int nv31_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
+int nv50_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
+int g94_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
+int gf100_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
+#endif