include/asm/ps3gpu.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  *  PS3 GPU declarations.
0004  *
0005  *  Copyright 2009 Sony Corporation
0006  */
0007
0008 #ifndef _ASM_POWERPC_PS3GPU_H
0009 #define _ASM_POWERPC_PS3GPU_H
0010
0011 #include <linux/mutex.h>
0012
0013 #include <asm/lv1call.h>
0014
0015
0016 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC    0x101
0017 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP    0x102
0018
0019 #define L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP    0x600
0020 #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT     0x601
0021 #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT_SYNC    0x602
0022 #define L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE    0x603
0023
0024 #define L1GPU_FB_BLIT_WAIT_FOR_COMPLETION   (1ULL << 32)
0025
0026 #define L1GPU_DISPLAY_SYNC_HSYNC        1
0027 #define L1GPU_DISPLAY_SYNC_VSYNC        2
0028
0029
0030 /* mutex synchronizing GPU accesses and video mode changes */
0031 extern struct mutex ps3_gpu_mutex;
0032
0033
0034 static inline int lv1_gpu_display_sync(u64 context_handle, u64 head,
0035                        u64 ddr_offset)
0036 {
0037     return lv1_gpu_context_attribute(context_handle,
0038                      L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
0039                      head, ddr_offset, 0, 0);
0040 }
0041
0042 static inline int lv1_gpu_display_flip(u64 context_handle, u64 head,
0043                        u64 ddr_offset)
0044 {
0045     return lv1_gpu_context_attribute(context_handle,
0046                      L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP,
0047                      head, ddr_offset, 0, 0);
0048 }
0049
0050 static inline int lv1_gpu_fb_setup(u64 context_handle, u64 xdr_lpar,
0051                    u64 xdr_size, u64 ioif_offset)
0052 {
0053     return lv1_gpu_context_attribute(context_handle,
0054                      L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP,
0055                      xdr_lpar, xdr_size, ioif_offset, 0);
0056 }
0057
0058 static inline int lv1_gpu_fb_blit(u64 context_handle, u64 ddr_offset,
0059                   u64 ioif_offset, u64 sync_width, u64 pitch)
0060 {
0061     return lv1_gpu_context_attribute(context_handle,
0062                      L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT,
0063                      ddr_offset, ioif_offset, sync_width,
0064                      pitch);
0065 }
0066
0067 static inline int lv1_gpu_fb_close(u64 context_handle)
0068 {
0069     return lv1_gpu_context_attribute(context_handle,
0070                      L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE, 0,
0071                      0, 0, 0);
0072 }
0073
0074 #endif /* _ASM_POWERPC_PS3GPU_H */