diff options
Diffstat (limited to 'include/linux/intel_mid_dma.h')
-rw-r--r-- | include/linux/intel_mid_dma.h | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/include/linux/intel_mid_dma.h b/include/linux/intel_mid_dma.h deleted file mode 100644 index 10496bd24c5c..000000000000 --- a/include/linux/intel_mid_dma.h +++ /dev/null | |||
@@ -1,76 +0,0 @@ | |||
1 | /* | ||
2 | * intel_mid_dma.h - Intel MID DMA Drivers | ||
3 | * | ||
4 | * Copyright (C) 2008-10 Intel Corp | ||
5 | * Author: Vinod Koul <vinod.koul@intel.com> | ||
6 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License as published by | ||
10 | * the Free Software Foundation; version 2 of the License. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, but | ||
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
15 | * General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License along | ||
18 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | ||
20 | * | ||
21 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | ||
22 | * | ||
23 | * | ||
24 | */ | ||
25 | #ifndef __INTEL_MID_DMA_H__ | ||
26 | #define __INTEL_MID_DMA_H__ | ||
27 | |||
28 | #include <linux/dmaengine.h> | ||
29 | |||
30 | #define DMA_PREP_CIRCULAR_LIST (1 << 10) | ||
31 | |||
32 | /*DMA mode configurations*/ | ||
33 | enum intel_mid_dma_mode { | ||
34 | LNW_DMA_PER_TO_MEM = 0, /*periphral to memory configuration*/ | ||
35 | LNW_DMA_MEM_TO_PER, /*memory to periphral configuration*/ | ||
36 | LNW_DMA_MEM_TO_MEM, /*mem to mem confg (testing only)*/ | ||
37 | }; | ||
38 | |||
39 | /*DMA handshaking*/ | ||
40 | enum intel_mid_dma_hs_mode { | ||
41 | LNW_DMA_HW_HS = 0, /*HW Handshaking only*/ | ||
42 | LNW_DMA_SW_HS = 1, /*SW Handshaking not recommended*/ | ||
43 | }; | ||
44 | |||
45 | /*Burst size configuration*/ | ||
46 | enum intel_mid_dma_msize { | ||
47 | LNW_DMA_MSIZE_1 = 0x0, | ||
48 | LNW_DMA_MSIZE_4 = 0x1, | ||
49 | LNW_DMA_MSIZE_8 = 0x2, | ||
50 | LNW_DMA_MSIZE_16 = 0x3, | ||
51 | LNW_DMA_MSIZE_32 = 0x4, | ||
52 | LNW_DMA_MSIZE_64 = 0x5, | ||
53 | }; | ||
54 | |||
55 | /** | ||
56 | * struct intel_mid_dma_slave - DMA slave structure | ||
57 | * | ||
58 | * @dirn: DMA trf direction | ||
59 | * @src_width: tx register width | ||
60 | * @dst_width: rx register width | ||
61 | * @hs_mode: HW/SW handshaking mode | ||
62 | * @cfg_mode: DMA data transfer mode (per-per/mem-per/mem-mem) | ||
63 | * @src_msize: Source DMA burst size | ||
64 | * @dst_msize: Dst DMA burst size | ||
65 | * @per_addr: Periphral address | ||
66 | * @device_instance: DMA peripheral device instance, we can have multiple | ||
67 | * peripheral device connected to single DMAC | ||
68 | */ | ||
69 | struct intel_mid_dma_slave { | ||
70 | enum intel_mid_dma_hs_mode hs_mode; /*handshaking*/ | ||
71 | enum intel_mid_dma_mode cfg_mode; /*mode configuration*/ | ||
72 | unsigned int device_instance; /*0, 1 for periphral instance*/ | ||
73 | struct dma_slave_config dma_slave; | ||
74 | }; | ||
75 | |||
76 | #endif /*__INTEL_MID_DMA_H__*/ | ||