Root/
1 | /* |
2 | * timb_dma.h timberdale FPGA DMA driver defines |
3 | * Copyright (c) 2010 Intel Corporation |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License version 2 as |
7 | * published by the Free Software Foundation. |
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 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write to the Free Software |
16 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
17 | */ |
18 | |
19 | /* Supports: |
20 | * Timberdale FPGA DMA engine |
21 | */ |
22 | |
23 | #ifndef _LINUX_TIMB_DMA_H |
24 | #define _LINUX_TIMB_DMA_H |
25 | |
26 | /** |
27 | * struct timb_dma_platform_data_channel - Description of each individual |
28 | * DMA channel for the timberdale DMA driver |
29 | * @rx: true if this channel handles data in the direction to |
30 | * the CPU. |
31 | * @bytes_per_line: Number of bytes per line, this is specific for channels |
32 | * handling video data. For other channels this shall be left to 0. |
33 | * @descriptors: Number of descriptors to allocate for this channel. |
34 | * @descriptor_elements: Number of elements in each descriptor. |
35 | * |
36 | */ |
37 | struct timb_dma_platform_data_channel { |
38 | bool rx; |
39 | unsigned int bytes_per_line; |
40 | unsigned int descriptors; |
41 | unsigned int descriptor_elements; |
42 | }; |
43 | |
44 | /** |
45 | * struct timb_dma_platform_data - Platform data of the timberdale DMA driver |
46 | * @nr_channels: Number of defined channels in the channels array. |
47 | * @channels: Definition of the each channel. |
48 | * |
49 | */ |
50 | struct timb_dma_platform_data { |
51 | unsigned nr_channels; |
52 | struct timb_dma_platform_data_channel channels[32]; |
53 | }; |
54 | |
55 | #endif |
56 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9