Files
linux-nvgpu/drivers/gpu/nvgpu/gk20a/tsg_gk20a.h
Terje Bergstrom 3446d89539 gpu: nvgpu: Add ioctl to create new TSG
Add ioctl to nvhost-ctrl to create a new TSG.

Bug 200042993

Change-Id: Icdd0edb1d9e374740ace6da9eb3a10c57c62617a
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
2015-03-18 12:11:50 -07:00

51 lines
1.4 KiB
C

/*
* 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.
*
* 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 __TSG_GK20A_H_
#define __TSG_GK20A_H_
#define NVGPU_INVALID_TSG_ID (-1)
bool gk20a_is_channel_marked_as_tsg(struct channel_gk20a *ch);
int gk20a_tsg_dev_release(struct inode *inode, struct file *filp);
int gk20a_tsg_dev_open(struct inode *inode, struct file *filp);
int gk20a_tsg_open(struct gk20a *g, struct file *filp);
long gk20a_tsg_dev_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg);
int gk20a_init_tsg_support(struct gk20a *g, u32 tsgid);
int gk20a_tsg_unbind_channel(struct channel_gk20a *ch);
struct tsg_gk20a {
struct gk20a *g;
bool in_use;
int tsgid;
struct kref refcount;
struct list_head ch_list;
int num_active_channels;
struct mutex ch_list_lock;
struct gr_ctx_desc *tsg_gr_ctx;
struct vm_gk20a *vm;
};
#endif /* __TSG_GK20A_H_ */