1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
/*
* drivers/video/tegra/host/gk20a/sim_gk20a.h
*
* GK20A sim support
*
* Copyright (c) 2013, 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, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __SIM_GK20A_H__
#define __SIM_GK20A_H__
struct gk20a;
struct sim_gk20a {
struct gk20a *g;
struct resource *reg_mem;
void __iomem *regs;
struct {
struct page *page;
void *kvaddr;
phys_addr_t phys;
} send_bfr, recv_bfr, msg_bfr;
u32 send_ring_put;
u32 recv_ring_get;
u32 recv_ring_put;
u32 sequence_base;
void (*remove_support)(struct sim_gk20a *);
};
int gk20a_sim_esc_read(struct gk20a *g, char *path, u32 index,
u32 count, u32 *data);
static inline int gk20a_sim_esc_read_no_sim(struct gk20a *g, char *p,
u32 i, u32 c, u32 *d)
{
*d = ~(u32)0;
return -1;
}
static inline int gk20a_sim_esc_readl(struct gk20a *g, char * p, u32 i, u32 *d)
{
if (tegra_cpu_is_asim())
return gk20a_sim_esc_read(g, p, i, sizeof(u32), d);
return gk20a_sim_esc_read_no_sim(g, p, i, sizeof(u32), d);
}
#endif /*__SIM_GK20A_H__*/
|