diff options
Diffstat (limited to 'arch/arm/mach-msm/include/mach/dma.h')
-rw-r--r-- | arch/arm/mach-msm/include/mach/dma.h | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/arch/arm/mach-msm/include/mach/dma.h b/arch/arm/mach-msm/include/mach/dma.h deleted file mode 100644 index a72d48d42342..000000000000 --- a/arch/arm/mach-msm/include/mach/dma.h +++ /dev/null | |||
@@ -1,151 +0,0 @@ | |||
1 | /* linux/include/asm-arm/arch-msm/dma.h | ||
2 | * | ||
3 | * Copyright (C) 2007 Google, Inc. | ||
4 | * | ||
5 | * This software is licensed under the terms of the GNU General Public | ||
6 | * License version 2, as published by the Free Software Foundation, and | ||
7 | * may be copied, distributed, and modified under those terms. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | * | ||
14 | */ | ||
15 | |||
16 | #ifndef __ASM_ARCH_MSM_DMA_H | ||
17 | |||
18 | #include <linux/list.h> | ||
19 | |||
20 | struct msm_dmov_errdata { | ||
21 | uint32_t flush[6]; | ||
22 | }; | ||
23 | |||
24 | struct msm_dmov_cmd { | ||
25 | struct list_head list; | ||
26 | unsigned int cmdptr; | ||
27 | void (*complete_func)(struct msm_dmov_cmd *cmd, | ||
28 | unsigned int result, | ||
29 | struct msm_dmov_errdata *err); | ||
30 | void (*execute_func)(struct msm_dmov_cmd *cmd); | ||
31 | void *data; | ||
32 | }; | ||
33 | |||
34 | #ifndef CONFIG_ARCH_MSM8X60 | ||
35 | void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd); | ||
36 | void msm_dmov_stop_cmd(unsigned id, struct msm_dmov_cmd *cmd, int graceful); | ||
37 | int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr); | ||
38 | #else | ||
39 | static inline | ||
40 | void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd) { } | ||
41 | static inline | ||
42 | void msm_dmov_stop_cmd(unsigned id, struct msm_dmov_cmd *cmd, int graceful) { } | ||
43 | static inline | ||
44 | int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr) { return -EIO; } | ||
45 | #endif | ||
46 | |||
47 | #define DMOV_CMD_LIST (0 << 29) /* does not work */ | ||
48 | #define DMOV_CMD_PTR_LIST (1 << 29) /* works */ | ||
49 | #define DMOV_CMD_INPUT_CFG (2 << 29) /* untested */ | ||
50 | #define DMOV_CMD_OUTPUT_CFG (3 << 29) /* untested */ | ||
51 | #define DMOV_CMD_ADDR(addr) ((addr) >> 3) | ||
52 | |||
53 | #define DMOV_RSLT_VALID (1 << 31) /* 0 == host has empties result fifo */ | ||
54 | #define DMOV_RSLT_ERROR (1 << 3) | ||
55 | #define DMOV_RSLT_FLUSH (1 << 2) | ||
56 | #define DMOV_RSLT_DONE (1 << 1) /* top pointer done */ | ||
57 | #define DMOV_RSLT_USER (1 << 0) /* command with FR force result */ | ||
58 | |||
59 | #define DMOV_STATUS_RSLT_COUNT(n) (((n) >> 29)) | ||
60 | #define DMOV_STATUS_CMD_COUNT(n) (((n) >> 27) & 3) | ||
61 | #define DMOV_STATUS_RSLT_VALID (1 << 1) | ||
62 | #define DMOV_STATUS_CMD_PTR_RDY (1 << 0) | ||
63 | |||
64 | #define DMOV_CONFIG_FORCE_TOP_PTR_RSLT (1 << 2) | ||
65 | #define DMOV_CONFIG_FORCE_FLUSH_RSLT (1 << 1) | ||
66 | #define DMOV_CONFIG_IRQ_EN (1 << 0) | ||
67 | |||
68 | /* channel assignments */ | ||
69 | |||
70 | #define DMOV_NAND_CHAN 7 | ||
71 | #define DMOV_NAND_CRCI_CMD 5 | ||
72 | #define DMOV_NAND_CRCI_DATA 4 | ||
73 | |||
74 | #define DMOV_SDC1_CHAN 8 | ||
75 | #define DMOV_SDC1_CRCI 6 | ||
76 | |||
77 | #define DMOV_SDC2_CHAN 8 | ||
78 | #define DMOV_SDC2_CRCI 7 | ||
79 | |||
80 | #define DMOV_TSIF_CHAN 10 | ||
81 | #define DMOV_TSIF_CRCI 10 | ||
82 | |||
83 | #define DMOV_USB_CHAN 11 | ||
84 | |||
85 | /* no client rate control ifc (eg, ram) */ | ||
86 | #define DMOV_NONE_CRCI 0 | ||
87 | |||
88 | |||
89 | /* If the CMD_PTR register has CMD_PTR_LIST selected, the data mover | ||
90 | * is going to walk a list of 32bit pointers as described below. Each | ||
91 | * pointer points to a *array* of dmov_s, etc structs. The last pointer | ||
92 | * in the list is marked with CMD_PTR_LP. The last struct in each array | ||
93 | * is marked with CMD_LC (see below). | ||
94 | */ | ||
95 | #define CMD_PTR_ADDR(addr) ((addr) >> 3) | ||
96 | #define CMD_PTR_LP (1 << 31) /* last pointer */ | ||
97 | #define CMD_PTR_PT (3 << 29) /* ? */ | ||
98 | |||
99 | /* Single Item Mode */ | ||
100 | typedef struct { | ||
101 | unsigned cmd; | ||
102 | unsigned src; | ||
103 | unsigned dst; | ||
104 | unsigned len; | ||
105 | } dmov_s; | ||
106 | |||
107 | /* Scatter/Gather Mode */ | ||
108 | typedef struct { | ||
109 | unsigned cmd; | ||
110 | unsigned src_dscr; | ||
111 | unsigned dst_dscr; | ||
112 | unsigned _reserved; | ||
113 | } dmov_sg; | ||
114 | |||
115 | /* Box mode */ | ||
116 | typedef struct { | ||
117 | uint32_t cmd; | ||
118 | uint32_t src_row_addr; | ||
119 | uint32_t dst_row_addr; | ||
120 | uint32_t src_dst_len; | ||
121 | uint32_t num_rows; | ||
122 | uint32_t row_offset; | ||
123 | } dmov_box; | ||
124 | |||
125 | /* bits for the cmd field of the above structures */ | ||
126 | |||
127 | #define CMD_LC (1 << 31) /* last command */ | ||
128 | #define CMD_FR (1 << 22) /* force result -- does not work? */ | ||
129 | #define CMD_OCU (1 << 21) /* other channel unblock */ | ||
130 | #define CMD_OCB (1 << 20) /* other channel block */ | ||
131 | #define CMD_TCB (1 << 19) /* ? */ | ||
132 | #define CMD_DAH (1 << 18) /* destination address hold -- does not work?*/ | ||
133 | #define CMD_SAH (1 << 17) /* source address hold -- does not work? */ | ||
134 | |||
135 | #define CMD_MODE_SINGLE (0 << 0) /* dmov_s structure used */ | ||
136 | #define CMD_MODE_SG (1 << 0) /* untested */ | ||
137 | #define CMD_MODE_IND_SG (2 << 0) /* untested */ | ||
138 | #define CMD_MODE_BOX (3 << 0) /* untested */ | ||
139 | |||
140 | #define CMD_DST_SWAP_BYTES (1 << 14) /* exchange each byte n with byte n+1 */ | ||
141 | #define CMD_DST_SWAP_SHORTS (1 << 15) /* exchange each short n with short n+1 */ | ||
142 | #define CMD_DST_SWAP_WORDS (1 << 16) /* exchange each word n with word n+1 */ | ||
143 | |||
144 | #define CMD_SRC_SWAP_BYTES (1 << 11) /* exchange each byte n with byte n+1 */ | ||
145 | #define CMD_SRC_SWAP_SHORTS (1 << 12) /* exchange each short n with short n+1 */ | ||
146 | #define CMD_SRC_SWAP_WORDS (1 << 13) /* exchange each word n with word n+1 */ | ||
147 | |||
148 | #define CMD_DST_CRCI(n) (((n) & 15) << 7) | ||
149 | #define CMD_SRC_CRCI(n) (((n) & 15) << 3) | ||
150 | |||
151 | #endif | ||