1/*
2 *  PS3 GPU declarations.
3 *
4 *  Copyright 2009 Sony Corporation
5 *
6 *  This program is free software; you can redistribute it and/or modify
7 *  it under the terms of the GNU General Public License as published by
8 *  the Free Software Foundation; version 2 of the License.
9 *
10 *  This program is distributed in the hope that it will be useful,
11 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 *  GNU General Public License for more details.
14 *
15 *  You should have received a copy of the GNU General Public License
16 *  along with this program.
17 *  If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#ifndef _ASM_POWERPC_PS3GPU_H
21#define _ASM_POWERPC_PS3GPU_H
22
23#include <linux/mutex.h>
24
25#include <asm/lv1call.h>
26
27
28#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC	0x101
29#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP	0x102
30
31#define L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP	0x600
32#define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT		0x601
33#define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT_SYNC	0x602
34#define L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE	0x603
35
36#define L1GPU_FB_BLIT_WAIT_FOR_COMPLETION	(1ULL << 32)
37
38#define L1GPU_DISPLAY_SYNC_HSYNC		1
39#define L1GPU_DISPLAY_SYNC_VSYNC		2
40
41
42/* mutex synchronizing GPU accesses and video mode changes */
43extern struct mutex ps3_gpu_mutex;
44
45
46static inline int lv1_gpu_display_sync(u64 context_handle, u64 head,
47				       u64 ddr_offset)
48{
49	return lv1_gpu_context_attribute(context_handle,
50					 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
51					 head, ddr_offset, 0, 0);
52}
53
54static inline int lv1_gpu_display_flip(u64 context_handle, u64 head,
55				       u64 ddr_offset)
56{
57	return lv1_gpu_context_attribute(context_handle,
58					 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP,
59					 head, ddr_offset, 0, 0);
60}
61
62static inline int lv1_gpu_fb_setup(u64 context_handle, u64 xdr_lpar,
63				   u64 xdr_size, u64 ioif_offset)
64{
65	return lv1_gpu_context_attribute(context_handle,
66					 L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP,
67					 xdr_lpar, xdr_size, ioif_offset, 0);
68}
69
70static inline int lv1_gpu_fb_blit(u64 context_handle, u64 ddr_offset,
71				  u64 ioif_offset, u64 sync_width, u64 pitch)
72{
73	return lv1_gpu_context_attribute(context_handle,
74					 L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT,
75					 ddr_offset, ioif_offset, sync_width,
76					 pitch);
77}
78
79static inline int lv1_gpu_fb_close(u64 context_handle)
80{
81	return lv1_gpu_context_attribute(context_handle,
82					 L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE, 0,
83					 0, 0, 0);
84}
85
86#endif /* _ASM_POWERPC_PS3GPU_H */
87