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/*
* drivers/video/tegra/host/gr3d/gr3d.h
*
* Tegra Graphics Host 3D
*
* Copyright (c) 2011-2012, NVIDIA Corporation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __NVHOST_GR3D_GR3D_H
#define __NVHOST_GR3D_GR3D_H
#include "host1x/host1x_hwctx.h"
#include <linux/types.h>
/* Registers of 3D unit */
#define AR3D_PSEQ_QUAD_ID 0x545
#define AR3D_DW_MEMORY_OUTPUT_ADDRESS 0x904
#define AR3D_DW_MEMORY_OUTPUT_DATA 0x905
#define AR3D_FDC_CONTROL_0 0xa00
#define AR3D_FDC_CONTROL_0_RESET_VAL 0xe00
#define AR3D_FDC_CONTROL_0_INVALIDATE 1
#define AR3D_GSHIM_WRITE_MASK 0xb00
#define AR3D_GSHIM_READ_SELECT 0xb01
#define AR3D_GLOBAL_MEMORY_OUTPUT_READS 0xe40
struct nvhost_hwctx;
struct nvhost_channel;
struct kref;
/* Functions used commonly by all 3D context switch modules */
void nvhost_3dctx_restore_begin(struct host1x_hwctx_handler *h, u32 *ptr);
void nvhost_3dctx_restore_direct(u32 *ptr, u32 start_reg, u32 count);
void nvhost_3dctx_restore_indirect(u32 *ptr, u32 offset_reg,
u32 offset, u32 data_reg, u32 count);
void nvhost_3dctx_restore_end(struct host1x_hwctx_handler *h, u32 *ptr);
struct host1x_hwctx *nvhost_3dctx_alloc_common(
struct host1x_hwctx_handler *p,
struct nvhost_channel *ch, bool map_restore);
void nvhost_3dctx_get(struct nvhost_hwctx *ctx);
void nvhost_3dctx_free(struct kref *ref);
void nvhost_3dctx_put(struct nvhost_hwctx *ctx);
int nvhost_gr3d_prepare_power_off(struct nvhost_device *dev);
#endif
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