xref: /linux/drivers/char/mwave/mwavedd.h (revision 83bd89291f5cc866f60d32c34e268896c7ba8a3d)
1 /*
2 *
3 * mwavedd.h -- declarations for mwave device driver
4 *
5 *
6 * Written By: Mike Sullivan IBM Corporation
7 *
8 * Copyright (C) 1999 IBM Corporation
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 * GNU General Public License for more details.
19 *
20 * NO WARRANTY
21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
25 * solely responsible for determining the appropriateness of using and
26 * distributing the Program and assumes all risks associated with its
27 * exercise of rights under this Agreement, including but not limited to
28 * the risks and costs of program errors, damage to or loss of data,
29 * programs or equipment, and unavailability or interruption of operations.
30 *
31 * DISCLAIMER OF LIABILITY
32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
39 *
40 * You should have received a copy of the GNU General Public License
41 * along with this program; if not, write to the Free Software
42 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
43 *
44 *
45 * 10/23/2000 - Alpha Release
46 *	First release to the public
47 */
48 
49 #ifndef _LINUX_MWAVEDD_H
50 #define _LINUX_MWAVEDD_H
51 #include "3780i.h"
52 #include "tp3780i.h"
53 #include "smapi.h"
54 #include "mwavepub.h"
55 #include <linux/ioctl.h>
56 #include <linux/uaccess.h>
57 #include <linux/wait.h>
58 
59 extern int mwave_3780i_irq;
60 extern int mwave_3780i_io;
61 extern int mwave_uart_irq;
62 extern int mwave_uart_io;
63 
64 struct mwave_ipc {
65 	unsigned short usIntCount;	/* 0=none, 1=first, 2=greater than 1st */
66 	bool bIsEnabled;
67 	bool bIsHere;
68 	/* entry spin lock */
69 	wait_queue_head_t ipc_wait_queue;
70 };
71 
72 struct mwave_device_data {
73 	struct thinkpad_bd_data rBDData;	/* board driver's data area */
74 	unsigned long ulIPCSource_ISR;	/* IPC source bits for recently processed intr, set during ISR processing */
75 	unsigned long ulIPCSource_DPC;	/* IPC source bits for recently processed intr, set during DPC processing */
76 	bool bBDInitialized;
77 	bool bResourcesClaimed;
78 	bool bDSPEnabled;
79 	bool bDSPReset;
80 	struct mwave_ipc IPCs[16];
81 	bool bMwaveDevRegistered;
82 	short sLine;
83 	int nr_registered_attrs;
84 	int device_registered;
85 
86 };
87 
88 extern struct mwave_device_data mwave_s_mdd;
89 
90 #endif
91