From 1fd722f592c2e0523c5e399a2406a4e387057188 Mon Sep 17 00:00:00 2001 From: Aingara Paramakuru Date: Mon, 5 May 2014 21:14:22 -0400 Subject: gpu: nvgpu: support gk20a virtualization The nvgpu driver now supports using the Tegra graphics virtualization interfaces to support gk20a in a virtualized environment. Bug 1509608 Change-Id: I6ede15ee7bf0b0ad8a13e8eb5f557c3516ead676 Signed-off-by: Aingara Paramakuru Reviewed-on: http://git-master/r/440122 Reviewed-by: Terje Bergstrom Tested-by: Terje Bergstrom --- drivers/gpu/nvgpu/vgpu/vgpu.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 drivers/gpu/nvgpu/vgpu/vgpu.h (limited to 'drivers/gpu/nvgpu/vgpu/vgpu.h') diff --git a/drivers/gpu/nvgpu/vgpu/vgpu.h b/drivers/gpu/nvgpu/vgpu/vgpu.h new file mode 100644 index 00000000..445a1c90 --- /dev/null +++ b/drivers/gpu/nvgpu/vgpu/vgpu.h @@ -0,0 +1,41 @@ +/* + * Virtualized GPU Interfaces + * + * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#ifndef _VIRT_H_ +#define _VIRT_H_ + +#include +#include +#include "gk20a/gk20a.h" + +int vgpu_pm_prepare_poweroff(struct device *dev); +int vgpu_pm_finalize_poweron(struct device *dev); +int vgpu_probe(struct platform_device *dev); +int vgpu_remove(struct platform_device *dev); +u64 vgpu_bar1_map(struct gk20a *g, struct sg_table **sgt, u64 size); +int vgpu_gr_isr(struct gk20a *g, struct tegra_vgpu_gr_intr_info *info); +void vgpu_init_fifo_ops(struct gpu_ops *gops); +void vgpu_init_gr_ops(struct gpu_ops *gops); +void vgpu_init_ltc_ops(struct gpu_ops *gops); +void vgpu_init_mm_ops(struct gpu_ops *gops); +int vgpu_init_mm_support(struct gk20a *g); +int vgpu_init_gr_support(struct gk20a *g); +int vgpu_init_fifo_support(struct gk20a *g); + +int vgpu_get_attribute(u64 handle, u32 attrib, u32 *value); +int vgpu_comm_sendrecv(struct tegra_vgpu_cmd_msg *msg, size_t size_in, + size_t size_out); + +#endif -- cgit v1.2.2