Bug Summary

File:drivers/char/mwave/mwavedd.c
Warning:line 177, column 9
Copies out a struct with uncleared padding (>= 4 bytes)

Annotated Source Code

1/*
2*
3* mwavedd.c -- 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#include <linux1/module.h>
50#include <linux1/kernel.h>
51#include <linux1/fs.h>
52#include <linux1/init.h>
53#include <linux1/major.h>
54#include <linux1/miscdevice.h>
55#include <linux1/device.h>
56#include <linux1/serial.h>
57#include <linux1/sched.h>
58#include <linux1/spinlock.h>
59#include <linux1/mutex.h>
60#include <linux1/delay.h>
61#include <linux1/serial_8250.h>
62#include "smapi.h"
63#include "mwavedd.h"
64#include "3780i.h"
65#include "tp3780i.h"
66
67MODULE_DESCRIPTION("3780i Advanced Communications Processor (Mwave) driver")struct __UNIQUE_ID_description20 {};
68MODULE_AUTHOR("Mike Sullivan and Paul Schroeder")struct __UNIQUE_ID_author21 {};
69MODULE_LICENSE("GPL")struct __UNIQUE_ID_license22 {};
70
71/*
72* These parameters support the setting of MWave resources. Note that no
73* checks are made against other devices (ie. superio) for conflicts.
74* We'll depend on users using the tpctl utility to do that for now
75*/
76static DEFINE_MUTEX(mwave_mutex)struct mutex mwave_mutex = { .count = { (1) } , .wait_lock = (
spinlock_t ) { { .rlock = { .raw_lock = { { (0) } }, .magic =
0xdead4ead, .owner_cpu = -1, .owner = ((void *)-1L), .dep_map
= { .name = "mwave_mutex.wait_lock" } } } } , .wait_list = {
&(mwave_mutex.wait_list), &(mwave_mutex.wait_list) }
, .magic = &mwave_mutex , .dep_map = { .name = "mwave_mutex"
} };
77int mwave_debug = 0;
78int mwave_3780i_irq = 0;
79int mwave_3780i_io = 0;
80int mwave_uart_irq = 0;
81int mwave_uart_io = 0;
82module_param(mwave_debug, int, 0)static inline __attribute__((no_instrument_function)) int __attribute__
((unused)) *__check_mwave_debug(void) { return(&(mwave_debug
)); }; static const char __param_str_mwave_debug[] = "mwave" "."
"mwave_debug"; static struct kernel_param const __param_mwave_debug
__attribute__((__used__)) __attribute__ ((unused,__section__
("__param"),aligned(sizeof(void *)))) = { __param_str_mwave_debug
, ((struct module *)0), &param_ops_int, ((sizeof(struct {
int:-!!((0) < 0); })) + (sizeof(struct { int:-!!((0) >
0777); })) + (sizeof(struct { int:-!!((((0) >> 6) &
4) < (((0) >> 3) & 4)); })) + (sizeof(struct { int
:-!!((((0) >> 3) & 4) < ((0) & 4)); })) + (sizeof
(struct { int:-!!((((0) >> 6) & 2) < (((0) >>
3) & 2)); })) + (sizeof(struct { int:-!!((0) & 2); }
)) + (0)), -1, 0, { &mwave_debug } }; struct __UNIQUE_ID_mwave_debugtype23
{};
83module_param(mwave_3780i_irq, int, 0)static inline __attribute__((no_instrument_function)) int __attribute__
((unused)) *__check_mwave_3780i_irq(void) { return(&(mwave_3780i_irq
)); }; static const char __param_str_mwave_3780i_irq[] = "mwave"
"." "mwave_3780i_irq"; static struct kernel_param const __param_mwave_3780i_irq
__attribute__((__used__)) __attribute__ ((unused,__section__
("__param"),aligned(sizeof(void *)))) = { __param_str_mwave_3780i_irq
, ((struct module *)0), &param_ops_int, ((sizeof(struct {
int:-!!((0) < 0); })) + (sizeof(struct { int:-!!((0) >
0777); })) + (sizeof(struct { int:-!!((((0) >> 6) &
4) < (((0) >> 3) & 4)); })) + (sizeof(struct { int
:-!!((((0) >> 3) & 4) < ((0) & 4)); })) + (sizeof
(struct { int:-!!((((0) >> 6) & 2) < (((0) >>
3) & 2)); })) + (sizeof(struct { int:-!!((0) & 2); }
)) + (0)), -1, 0, { &mwave_3780i_irq } }; struct __UNIQUE_ID_mwave_3780i_irqtype24
{};
84module_param(mwave_3780i_io, int, 0)static inline __attribute__((no_instrument_function)) int __attribute__
((unused)) *__check_mwave_3780i_io(void) { return(&(mwave_3780i_io
)); }; static const char __param_str_mwave_3780i_io[] = "mwave"
"." "mwave_3780i_io"; static struct kernel_param const __param_mwave_3780i_io
__attribute__((__used__)) __attribute__ ((unused,__section__
("__param"),aligned(sizeof(void *)))) = { __param_str_mwave_3780i_io
, ((struct module *)0), &param_ops_int, ((sizeof(struct {
int:-!!((0) < 0); })) + (sizeof(struct { int:-!!((0) >
0777); })) + (sizeof(struct { int:-!!((((0) >> 6) &
4) < (((0) >> 3) & 4)); })) + (sizeof(struct { int
:-!!((((0) >> 3) & 4) < ((0) & 4)); })) + (sizeof
(struct { int:-!!((((0) >> 6) & 2) < (((0) >>
3) & 2)); })) + (sizeof(struct { int:-!!((0) & 2); }
)) + (0)), -1, 0, { &mwave_3780i_io } }; struct __UNIQUE_ID_mwave_3780i_iotype25
{};
85module_param(mwave_uart_irq, int, 0)static inline __attribute__((no_instrument_function)) int __attribute__
((unused)) *__check_mwave_uart_irq(void) { return(&(mwave_uart_irq
)); }; static const char __param_str_mwave_uart_irq[] = "mwave"
"." "mwave_uart_irq"; static struct kernel_param const __param_mwave_uart_irq
__attribute__((__used__)) __attribute__ ((unused,__section__
("__param"),aligned(sizeof(void *)))) = { __param_str_mwave_uart_irq
, ((struct module *)0), &param_ops_int, ((sizeof(struct {
int:-!!((0) < 0); })) + (sizeof(struct { int:-!!((0) >
0777); })) + (sizeof(struct { int:-!!((((0) >> 6) &
4) < (((0) >> 3) & 4)); })) + (sizeof(struct { int
:-!!((((0) >> 3) & 4) < ((0) & 4)); })) + (sizeof
(struct { int:-!!((((0) >> 6) & 2) < (((0) >>
3) & 2)); })) + (sizeof(struct { int:-!!((0) & 2); }
)) + (0)), -1, 0, { &mwave_uart_irq } }; struct __UNIQUE_ID_mwave_uart_irqtype26
{};
86module_param(mwave_uart_io, int, 0)static inline __attribute__((no_instrument_function)) int __attribute__
((unused)) *__check_mwave_uart_io(void) { return(&(mwave_uart_io
)); }; static const char __param_str_mwave_uart_io[] = "mwave"
"." "mwave_uart_io"; static struct kernel_param const __param_mwave_uart_io
__attribute__((__used__)) __attribute__ ((unused,__section__
("__param"),aligned(sizeof(void *)))) = { __param_str_mwave_uart_io
, ((struct module *)0), &param_ops_int, ((sizeof(struct {
int:-!!((0) < 0); })) + (sizeof(struct { int:-!!((0) >
0777); })) + (sizeof(struct { int:-!!((((0) >> 6) &
4) < (((0) >> 3) & 4)); })) + (sizeof(struct { int
:-!!((((0) >> 3) & 4) < ((0) & 4)); })) + (sizeof
(struct { int:-!!((((0) >> 6) & 2) < (((0) >>
3) & 2)); })) + (sizeof(struct { int:-!!((0) & 2); }
)) + (0)), -1, 0, { &mwave_uart_io } }; struct __UNIQUE_ID_mwave_uart_iotype27
{};
87
88static int mwave_open(struct inode *inode, struct file *file);
89static int mwave_close(struct inode *inode, struct file *file);
90static long mwave_ioctl(struct file *filp, unsigned int iocmd,
91 unsigned long ioarg);
92
93MWAVE_DEVICE_DATA mwave_s_mdd;
94
95static int mwave_open(struct inode *inode, struct file *file)
96{
97 unsigned int retval = 0;
98
99 PRINTK_3(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_open, entry inode %p file %p\n"
,inode,file); }
100 "mwavedd::mwave_open, entry inode %p file %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_open, entry inode %p file %p\n"
,inode,file); }
101 inode, file)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_open, entry inode %p file %p\n"
,inode,file); };
102 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_open, exit return retval %x\n"
,retval); }
103 "mwavedd::mwave_open, exit return retval %x\n", retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_open, exit return retval %x\n"
,retval); };
104
105 return retval;
106}
107
108static int mwave_close(struct inode *inode, struct file *file)
109{
110 unsigned int retval = 0;
111
112 PRINTK_3(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_close, entry inode %p file %p\n"
,inode,file); }
113 "mwavedd::mwave_close, entry inode %p file %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_close, entry inode %p file %p\n"
,inode,file); }
114 inode, file)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_close, entry inode %p file %p\n"
,inode,file); };
115
116 PRINTK_2(TRACE_MWAVE, "mwavedd::mwave_close, exit retval %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_close, exit retval %x\n"
,retval); }
117 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_close, exit retval %x\n"
,retval); };
118
119 return retval;
120}
121
122static long mwave_ioctl(struct file *file, unsigned int iocmd,
123 unsigned long ioarg)
124{
125 unsigned int retval = 0;
126 pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
127 void __user *arg = (void __user *)ioarg;
128
129 PRINTK_4(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, entry file %p cmd %x arg %x\n"
,file,iocmd,(int) ioarg); }
130 "mwavedd::mwave_ioctl, entry file %p cmd %x arg %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, entry file %p cmd %x arg %x\n"
,file,iocmd,(int) ioarg); }
131 file, iocmd, (int) ioarg)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, entry file %p cmd %x arg %x\n"
,file,iocmd,(int) ioarg); };
132
133 switch (iocmd) {
1
Control jumps to 'case 2155928323:' at line 161
→
134
135 case IOCTL_MW_RESET(((0U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((1)) << 0) | ((0) << ((0 +8)+8))):
136 PRINTK_1(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" calling tp3780I_ResetDSP\n"); }
137 "mwavedd::mwave_ioctl, IOCTL_MW_RESET"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" calling tp3780I_ResetDSP\n"); }
138 " calling tp3780I_ResetDSP\n")if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" calling tp3780I_ResetDSP\n"); };
139 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
140 retval = tp3780I_ResetDSP(&pDrvData->rBDData);
141 mutex_unlock(&mwave_mutex);
142 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" retval %x from tp3780I_ResetDSP\n",retval); }
143 "mwavedd::mwave_ioctl, IOCTL_MW_RESET"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" retval %x from tp3780I_ResetDSP\n",retval); }
144 " retval %x from tp3780I_ResetDSP\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" retval %x from tp3780I_ResetDSP\n",retval); }
145 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RESET"
" retval %x from tp3780I_ResetDSP\n",retval); };
146 break;
147
148 case IOCTL_MW_RUN(((0U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((2)) << 0) | ((0) << ((0 +8)+8))):
149 PRINTK_1(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" calling tp3780I_StartDSP\n"); }
150 "mwavedd::mwave_ioctl, IOCTL_MW_RUN"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" calling tp3780I_StartDSP\n"); }
151 " calling tp3780I_StartDSP\n")if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" calling tp3780I_StartDSP\n"); };
152 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
153 retval = tp3780I_StartDSP(&pDrvData->rBDData);
154 mutex_unlock(&mwave_mutex);
155 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" retval %x from tp3780I_StartDSP\n",retval); }
156 "mwavedd::mwave_ioctl, IOCTL_MW_RUN"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" retval %x from tp3780I_StartDSP\n",retval); }
157 " retval %x from tp3780I_StartDSP\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" retval %x from tp3780I_StartDSP\n",retval); }
158 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_RUN"
" retval %x from tp3780I_StartDSP\n",retval); };
159 break;
160
161 case IOCTL_MW_DSP_ABILITIES(((2U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((3)) << 0) | (((((sizeof(MW_ABILITIES) == sizeof(MW_ABILITIES
[1]) && sizeof(MW_ABILITIES) < (1 << 14)) ? sizeof
(MW_ABILITIES) : __invalid_size_argument_for_IOC))) << (
(0 +8)+8))): {
162 MW_ABILITIES rAbilities;
163
164 PRINTK_1(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl,"
" IOCTL_MW_DSP_ABILITIES calling" " tp3780I_QueryAbilities\n"
); }
165 "mwavedd::mwave_ioctl,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl,"
" IOCTL_MW_DSP_ABILITIES calling" " tp3780I_QueryAbilities\n"
); }
166 " IOCTL_MW_DSP_ABILITIES calling"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl,"
" IOCTL_MW_DSP_ABILITIES calling" " tp3780I_QueryAbilities\n"
); }
167 " tp3780I_QueryAbilities\n")if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl,"
" IOCTL_MW_DSP_ABILITIES calling" " tp3780I_QueryAbilities\n"
); };
168 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
169 retval = tp3780I_QueryAbilities(&pDrvData->rBDData,
170 &rAbilities);
171 mutex_unlock(&mwave_mutex);
172 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" retval %x from tp3780I_QueryAbilities\n",retval); }
173 "mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" retval %x from tp3780I_QueryAbilities\n",retval); }
174 " retval %x from tp3780I_QueryAbilities\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" retval %x from tp3780I_QueryAbilities\n",retval); }
175 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" retval %x from tp3780I_QueryAbilities\n",retval); };
176 if (retval == 0) {
2
←
Assuming 'retval' is equal to 0
→
3
←
Taking true branch
→
177 if( copy_to_user(arg, &rAbilities,
4
←
Copies out a struct with uncleared padding (>= 4 bytes)
178 sizeof(MW_ABILITIES)) )
179 return -EFAULT14;
180 }
181 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" exit retval %x\n",retval); }
182 "mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" exit retval %x\n",retval); }
183 " exit retval %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" exit retval %x\n",retval); }
184 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
" exit retval %x\n",retval); };
185 }
186 break;
187
188 case IOCTL_MW_READ_DATA(((2U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((4)) << 0) | (((((sizeof(MW_READWRITE) == sizeof(MW_READWRITE
[1]) && sizeof(MW_READWRITE) < (1 << 14)) ? sizeof
(MW_READWRITE) : __invalid_size_argument_for_IOC))) << (
(0 +8)+8))):
189 case IOCTL_MW_READCLEAR_DATA(((2U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((5)) << 0) | (((((sizeof(MW_READWRITE) == sizeof(MW_READWRITE
[1]) && sizeof(MW_READWRITE) < (1 << 14)) ? sizeof
(MW_READWRITE) : __invalid_size_argument_for_IOC))) << (
(0 +8)+8))): {
190 MW_READWRITE rReadData;
191 unsigned short __user *pusBuffer = NULL((void *)0);
192
193 if( copy_from_user(&rReadData, arg,
194 sizeof(MW_READWRITE)) )
195 return -EFAULT14;
196 pusBuffer = (unsigned short __user *) (rReadData.pBuf);
197
198 PRINTK_4(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
,ioarg,pusBuffer); }
199 "mwavedd::mwave_ioctl IOCTL_MW_READ_DATA,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
,ioarg,pusBuffer); }
200 " size %lx, ioarg %lx pusBuffer %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
,ioarg,pusBuffer); }
201 rReadData.ulDataLength, ioarg, pusBuffer)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
,ioarg,pusBuffer); };
202 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
203 retval = tp3780I_ReadWriteDspDStore(&pDrvData->rBDData,
204 iocmd,
205 pusBuffer,
206 rReadData.ulDataLength,
207 rReadData.usDspAddress);
208 mutex_unlock(&mwave_mutex);
209 }
210 break;
211
212 case IOCTL_MW_READ_INST(((2U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((6)) << 0) | (((((sizeof(MW_READWRITE) == sizeof(MW_READWRITE
[1]) && sizeof(MW_READWRITE) < (1 << 14)) ? sizeof
(MW_READWRITE) : __invalid_size_argument_for_IOC))) << (
(0 +8)+8))): {
213 MW_READWRITE rReadData;
214 unsigned short __user *pusBuffer = NULL((void *)0);
215
216 if( copy_from_user(&rReadData, arg,
217 sizeof(MW_READWRITE)) )
218 return -EFAULT14;
219 pusBuffer = (unsigned short __user *) (rReadData.pBuf);
220
221 PRINTK_4(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
/ 2,ioarg,pusBuffer); }
222 "mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
/ 2,ioarg,pusBuffer); }
223 " size %lx, ioarg %lx pusBuffer %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
/ 2,ioarg,pusBuffer); }
224 rReadData.ulDataLength / 2, ioarg,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
/ 2,ioarg,pusBuffer); }
225 pusBuffer)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rReadData.ulDataLength
/ 2,ioarg,pusBuffer); };
226 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
227 retval = tp3780I_ReadWriteDspDStore(&pDrvData->rBDData,
228 iocmd, pusBuffer,
229 rReadData.ulDataLength / 2,
230 rReadData.usDspAddress);
231 mutex_unlock(&mwave_mutex);
232 }
233 break;
234
235 case IOCTL_MW_WRITE_DATA(((1U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((7)) << 0) | (((((sizeof(MW_READWRITE) == sizeof(MW_READWRITE
[1]) && sizeof(MW_READWRITE) < (1 << 14)) ? sizeof
(MW_READWRITE) : __invalid_size_argument_for_IOC))) << (
(0 +8)+8))): {
236 MW_READWRITE rWriteData;
237 unsigned short __user *pusBuffer = NULL((void *)0);
238
239 if( copy_from_user(&rWriteData, arg,
240 sizeof(MW_READWRITE)) )
241 return -EFAULT14;
242 pusBuffer = (unsigned short __user *) (rWriteData.pBuf);
243
244 PRINTK_4(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
245 "mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
246 " size %lx, ioarg %lx pusBuffer %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
247 rWriteData.ulDataLength, ioarg,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
248 pusBuffer)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); };
249 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
250 retval = tp3780I_ReadWriteDspDStore(&pDrvData->rBDData,
251 iocmd, pusBuffer,
252 rWriteData.ulDataLength,
253 rWriteData.usDspAddress);
254 mutex_unlock(&mwave_mutex);
255 }
256 break;
257
258 case IOCTL_MW_WRITE_INST(((1U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((8)) << 0) | (((((sizeof(MW_READWRITE) == sizeof(MW_READWRITE
[1]) && sizeof(MW_READWRITE) < (1 << 14)) ? sizeof
(MW_READWRITE) : __invalid_size_argument_for_IOC))) << (
(0 +8)+8))): {
259 MW_READWRITE rWriteData;
260 unsigned short __user *pusBuffer = NULL((void *)0);
261
262 if( copy_from_user(&rWriteData, arg,
263 sizeof(MW_READWRITE)) )
264 return -EFAULT14;
265 pusBuffer = (unsigned short __user *)(rWriteData.pBuf);
266
267 PRINTK_4(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
268 "mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
269 " size %lx, ioarg %lx pusBuffer %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
270 rWriteData.ulDataLength, ioarg,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); }
271 pusBuffer)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"
" size %lx, ioarg %lx pusBuffer %p\n",rWriteData.ulDataLength
,ioarg,pusBuffer); };
272 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
273 retval = tp3780I_ReadWriteDspIStore(&pDrvData->rBDData,
274 iocmd, pusBuffer,
275 rWriteData.ulDataLength,
276 rWriteData.usDspAddress);
277 mutex_unlock(&mwave_mutex);
278 }
279 break;
280
281 case IOCTL_MW_REGISTER_IPC(((1U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((9)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): {
282 unsigned int ipcnum = (unsigned int) ioarg;
283
284 if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)(sizeof(pDrvData->IPCs) / sizeof((pDrvData->IPCs)[0]) +
(sizeof(struct { int:-!!(__builtin_types_compatible_p(typeof
((pDrvData->IPCs)), typeof(&(pDrvData->IPCs)[0])));
})))) {
285 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
286 "mwavedd::mwave_ioctl:"
287 " IOCTL_MW_REGISTER_IPC:"
288 " Error: Invalid ipcnum %x\n",
289 ipcnum);
290 return -EINVAL22;
291 }
292 PRINTK_3(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",ipcnum,pDrvData->IPCs[
ipcnum].usIntCount); }
293 "mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",ipcnum,pDrvData->IPCs[
ipcnum].usIntCount); }
294 " ipcnum %x entry usIntCount %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",ipcnum,pDrvData->IPCs[
ipcnum].usIntCount); }
295 ipcnum,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",ipcnum,pDrvData->IPCs[
ipcnum].usIntCount); }
296 pDrvData->IPCs[ipcnum].usIntCount)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",ipcnum,pDrvData->IPCs[
ipcnum].usIntCount); };
297
298 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
299 pDrvData->IPCs[ipcnum].bIsHere = false;
300 pDrvData->IPCs[ipcnum].bIsEnabled = true;
301 mutex_unlock(&mwave_mutex);
302
303 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x exit\n",ipcnum); }
304 "mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x exit\n",ipcnum); }
305 " ipcnum %x exit\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x exit\n",ipcnum); }
306 ipcnum)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x exit\n",ipcnum); };
307 }
308 break;
309
310 case IOCTL_MW_GET_IPC(((1U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((11)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): {
311 unsigned int ipcnum = (unsigned int) ioarg;
312
313 if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)(sizeof(pDrvData->IPCs) / sizeof((pDrvData->IPCs)[0]) +
(sizeof(struct { int:-!!(__builtin_types_compatible_p(typeof
((pDrvData->IPCs)), typeof(&(pDrvData->IPCs)[0])));
})))) {
314 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
315 "mwavedd::mwave_ioctl:"
316 " IOCTL_MW_GET_IPC: Error:"
317 " Invalid ipcnum %x\n", ipcnum);
318 return -EINVAL22;
319 }
320 PRINTK_3(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",ipcnum,pDrvData->IPCs[ipcnum
].usIntCount); }
321 "mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",ipcnum,pDrvData->IPCs[ipcnum
].usIntCount); }
322 " ipcnum %x, usIntCount %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",ipcnum,pDrvData->IPCs[ipcnum
].usIntCount); }
323 ipcnum,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",ipcnum,pDrvData->IPCs[ipcnum
].usIntCount); }
324 pDrvData->IPCs[ipcnum].usIntCount)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",ipcnum,pDrvData->IPCs[ipcnum
].usIntCount); };
325
326 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
327 if (pDrvData->IPCs[ipcnum].bIsEnabled == true) {
328 DECLARE_WAITQUEUE(wait, current)wait_queue_t wait = { .private = get_current(), .func = default_wake_function
, .task_list = { ((void *)0), ((void *)0) } };
329
330 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, thread for"
" ipc %x going to sleep\n",ipcnum); }
331 "mwavedd::mwave_ioctl, thread for"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, thread for"
" ipc %x going to sleep\n",ipcnum); }
332 " ipc %x going to sleep\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, thread for"
" ipc %x going to sleep\n",ipcnum); }
333 ipcnum)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, thread for"
" ipc %x going to sleep\n",ipcnum); };
334 add_wait_queue(&pDrvData->IPCs[ipcnum].ipc_wait_queue, &wait);
335 pDrvData->IPCs[ipcnum].bIsHere = true;
336 set_current_state(TASK_INTERRUPTIBLE)do { get_current()->task_state_change = ({ __label__ __here
; __here: (unsigned long)&&__here; }); do { (void)({ __typeof__
(*((&get_current()->state))) __ret = (((1))); switch (
sizeof(*((&get_current()->state)))) { case 1: asm volatile
("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; case 2: asm volatile
("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; case 4: asm volatile
("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; case 8: asm volatile
("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; default: __xchg_wrong_size
(); } __ret; }); } while (0); } while (0);
337 /* check whether an event was signalled by */
338 /* the interrupt handler while we were gone */
339 if (pDrvData->IPCs[ipcnum].usIntCount == 1) { /* first int has occurred (race condition) */
340 pDrvData->IPCs[ipcnum].usIntCount = 2; /* first int has been handled */
341 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " handling first int\n",ipcnum
); }
342 "mwavedd::mwave_ioctl"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " handling first int\n",ipcnum
); }
343 " IOCTL_MW_GET_IPC ipcnum %x"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " handling first int\n",ipcnum
); }
344 " handling first int\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " handling first int\n",ipcnum
); }
345 ipcnum)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " handling first int\n",ipcnum
); };
346 } else { /* either 1st int has not yet occurred, or we have already handled the first int */
347 schedule();
348 if (pDrvData->IPCs[ipcnum].usIntCount == 1) {
349 pDrvData->IPCs[ipcnum].usIntCount = 2;
350 }
351 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " woke up and returning to" " application\n"
,ipcnum); }
352 "mwavedd::mwave_ioctl"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " woke up and returning to" " application\n"
,ipcnum); }
353 " IOCTL_MW_GET_IPC ipcnum %x"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " woke up and returning to" " application\n"
,ipcnum); }
354 " woke up and returning to"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " woke up and returning to" " application\n"
,ipcnum); }
355 " application\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " woke up and returning to" " application\n"
,ipcnum); }
356 ipcnum)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl"
" IOCTL_MW_GET_IPC ipcnum %x" " woke up and returning to" " application\n"
,ipcnum); };
357 }
358 pDrvData->IPCs[ipcnum].bIsHere = false;
359 remove_wait_queue(&pDrvData->IPCs[ipcnum].ipc_wait_queue, &wait);
360 set_current_state(TASK_RUNNING)do { get_current()->task_state_change = ({ __label__ __here
; __here: (unsigned long)&&__here; }); do { (void)({ __typeof__
(*((&get_current()->state))) __ret = (((0))); switch (
sizeof(*((&get_current()->state)))) { case 1: asm volatile
("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; case 2: asm volatile
("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; case 4: asm volatile
("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; case 8: asm volatile
("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&get_current
()->state))) : : "memory", "cc"); break; default: __xchg_wrong_size
(); } __ret; }); } while (0); } while (0);
361 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"
" returning thread for ipc %x" " processing\n",ipcnum); }
362 "mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"
" returning thread for ipc %x" " processing\n",ipcnum); }
363 " returning thread for ipc %x"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"
" returning thread for ipc %x" " processing\n",ipcnum); }
364 " processing\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"
" returning thread for ipc %x" " processing\n",ipcnum); }
365 ipcnum)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"
" returning thread for ipc %x" " processing\n",ipcnum); };
366 }
367 mutex_unlock(&mwave_mutex);
368 }
369 break;
370
371 case IOCTL_MW_UNREGISTER_IPC(((1U) << (((0 +8)+8)+14)) | (((219)) << (0 +8)) |
(((10)) << 0) | (((((sizeof(int) == sizeof(int[1]) &&
sizeof(int) < (1 << 14)) ? sizeof(int) : __invalid_size_argument_for_IOC
))) << ((0 +8)+8))): {
372 unsigned int ipcnum = (unsigned int) ioarg;
373
374 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_UNREGISTER_IPC"
" ipcnum %x\n",ipcnum); }
375 "mwavedd::mwave_ioctl IOCTL_MW_UNREGISTER_IPC"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_UNREGISTER_IPC"
" ipcnum %x\n",ipcnum); }
376 " ipcnum %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_UNREGISTER_IPC"
" ipcnum %x\n",ipcnum); }
377 ipcnum)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl IOCTL_MW_UNREGISTER_IPC"
" ipcnum %x\n",ipcnum); };
378 if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)(sizeof(pDrvData->IPCs) / sizeof((pDrvData->IPCs)[0]) +
(sizeof(struct { int:-!!(__builtin_types_compatible_p(typeof
((pDrvData->IPCs)), typeof(&(pDrvData->IPCs)[0])));
})))) {
379 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
380 "mwavedd::mwave_ioctl:"
381 " IOCTL_MW_UNREGISTER_IPC:"
382 " Error: Invalid ipcnum %x\n",
383 ipcnum);
384 return -EINVAL22;
385 }
386 mutex_lock(&mwave_mutex)mutex_lock_nested(&mwave_mutex, 0);
387 if (pDrvData->IPCs[ipcnum].bIsEnabled == true) {
388 pDrvData->IPCs[ipcnum].bIsEnabled = false;
389 if (pDrvData->IPCs[ipcnum].bIsHere == true) {
390 wake_up_interruptible(&pDrvData->IPCs[ipcnum].ipc_wait_queue)__wake_up(&pDrvData->IPCs[ipcnum].ipc_wait_queue, 1, 1
, ((void *)0));
391 }
392 }
393 mutex_unlock(&mwave_mutex);
394 }
395 break;
396
397 default:
398 return -ENOTTY25;
399 break;
400 } /* switch */
401
402 PRINTK_2(TRACE_MWAVE, "mwavedd::mwave_ioctl, exit retval %x\n", retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_ioctl, exit retval %x\n"
,retval); };
403
404 return retval;
405}
406
407
408static ssize_t mwave_read(struct file *file, char __user *buf, size_t count,
409 loff_t * ppos)
410{
411 PRINTK_5(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_read entry file %p, buf %p, count %zx ppos %p\n"
,file,buf,count,ppos); }
412 "mwavedd::mwave_read entry file %p, buf %p, count %zx ppos %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_read entry file %p, buf %p, count %zx ppos %p\n"
,file,buf,count,ppos); }
413 file, buf, count, ppos)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_read entry file %p, buf %p, count %zx ppos %p\n"
,file,buf,count,ppos); };
414
415 return -EINVAL22;
416}
417
418
419static ssize_t mwave_write(struct file *file, const char __user *buf,
420 size_t count, loff_t * ppos)
421{
422 PRINTK_5(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_write entry file %p, buf %p,"
" count %zx ppos %p\n",file,buf,count,ppos); }
423 "mwavedd::mwave_write entry file %p, buf %p,"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_write entry file %p, buf %p,"
" count %zx ppos %p\n",file,buf,count,ppos); }
424 " count %zx ppos %p\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_write entry file %p, buf %p,"
" count %zx ppos %p\n",file,buf,count,ppos); }
425 file, buf, count, ppos)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_write entry file %p, buf %p,"
" count %zx ppos %p\n",file,buf,count,ppos); };
426
427 return -EINVAL22;
428}
429
430
431static int register_serial_portandirq(unsigned int port, int irq)
432{
433 struct uart_8250_port uart;
434
435 switch ( port ) {
436 case 0x3f8:
437 case 0x2f8:
438 case 0x3e8:
439 case 0x2e8:
440 /* OK */
441 break;
442 default:
443 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
444 "mwavedd::register_serial_portandirq:"
445 " Error: Illegal port %x\n", port );
446 return -1;
447 } /* switch */
448 /* port is okay */
449
450 switch ( irq ) {
451 case 3:
452 case 4:
453 case 5:
454 case 7:
455 /* OK */
456 break;
457 default:
458 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
459 "mwavedd::register_serial_portandirq:"
460 " Error: Illegal irq %x\n", irq );
461 return -1;
462 } /* switch */
463 /* irq is okay */
464
465 memset(&uart, 0, sizeof(uart));
466
467 uart.port.uartclk = 1843200;
468 uart.port.iobase = port;
469 uart.port.irq = irq;
470 uart.port.iotype = UPIO_PORT(0);
471 uart.port.flags = UPF_SHARE_IRQ(( upf_t) (1 << 24));
472 return serial8250_register_8250_port(&uart);
473}
474
475
476static const struct file_operations mwave_fops = {
477 .owner = THIS_MODULE((struct module *)0),
478 .read = mwave_read,
479 .write = mwave_write,
480 .unlocked_ioctl = mwave_ioctl,
481 .open = mwave_open,
482 .release = mwave_close,
483 .llseek = default_llseek,
484};
485
486
487static struct miscdevice mwave_misc_dev = { MWAVE_MINOR219, "mwave", &mwave_fops };
488
489#if 0 /* totally b0rked */
490/*
491 * sysfs support <[email protected]>
492 */
493
494struct device mwave_device;
495
496/* Prevent code redundancy, create a macro for mwave_show_* functions. */
497#define mwave_show_function(attr_name, format_string, field) \
498static ssize_t mwave_show_##attr_name(struct device *dev, struct device_attribute *attr, char *buf) \
499{ \
500 DSP_3780I_CONFIG_SETTINGS *pSettings = \
501 &mwave_s_mdd.rBDData.rDspSettings; \
502 return sprintf(buf, format_string, pSettings->field); \
503}
504
505/* All of our attributes are read attributes. */
506#define mwave_dev_rd_attr(attr_name, format_string, field) \
507 mwave_show_function(attr_name, format_string, field) \
508static DEVICE_ATTR(attr_name, S_IRUGO, mwave_show_##attr_name, NULL)struct device_attribute dev_attr_attr_name = { .attr = {.name
= "attr_name", .mode = ((sizeof(struct { int:-!!(((00400|00040
|00004)) < 0); })) + (sizeof(struct { int:-!!(((00400|00040
|00004)) > 0777); })) + (sizeof(struct { int:-!!(((((00400
|00040|00004)) >> 6) & 4) < ((((00400|00040|00004
)) >> 3) & 4)); })) + (sizeof(struct { int:-!!(((((
00400|00040|00004)) >> 3) & 4) < (((00400|00040|
00004)) & 4)); })) + (sizeof(struct { int:-!!(((((00400|00040
|00004)) >> 6) & 2) < ((((00400|00040|00004)) >>
3) & 2)); })) + (sizeof(struct { int:-!!(((00400|00040|00004
)) & 2); })) + ((00400|00040|00004))) }, .show = mwave_show_
##attr_name, .store = ((void *)0), }
509
510mwave_dev_rd_attr (3780i_dma, "%i\n", usDspDma);
511mwave_dev_rd_attr (3780i_irq, "%i\n", usDspIrq);
512mwave_dev_rd_attr (3780i_io, "%#.4x\n", usDspBaseIO);
513mwave_dev_rd_attr (uart_irq, "%i\n", usUartIrq);
514mwave_dev_rd_attr (uart_io, "%#.4x\n", usUartBaseIO);
515
516static struct device_attribute * const mwave_dev_attrs[] = {
517 &dev_attr_3780i_dma,
518 &dev_attr_3780i_irq,
519 &dev_attr_3780i_io,
520 &dev_attr_uart_irq,
521 &dev_attr_uart_io,
522};
523#endif
524
525/*
526* mwave_init is called on module load
527*
528* mwave_exit is called on module unload
529* mwave_exit is also used to clean up after an aborted mwave_init
530*/
531static void mwave_exit(void)
532{
533 pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
534
535 PRINTK_1(TRACE_MWAVE, "mwavedd::mwave_exit entry\n")if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_exit entry\n"
); };
536
537#if 0
538 for (i = 0; i < pDrvData->nr_registered_attrs; i++)
539 device_remove_file(&mwave_device, mwave_dev_attrs[i]);
540 pDrvData->nr_registered_attrs = 0;
541
542 if (pDrvData->device_registered) {
543 device_unregister(&mwave_device);
544 pDrvData->device_registered = false;
545 }
546#endif
547
548 if ( pDrvData->sLine >= 0 ) {
549 serial8250_unregister_port(pDrvData->sLine);
550 }
551 if (pDrvData->bMwaveDevRegistered) {
552 misc_deregister(&mwave_misc_dev);
553 }
554 if (pDrvData->bDSPEnabled) {
555 tp3780I_DisableDSP(&pDrvData->rBDData);
556 }
557 if (pDrvData->bResourcesClaimed) {
558 tp3780I_ReleaseResources(&pDrvData->rBDData);
559 }
560 if (pDrvData->bBDInitialized) {
561 tp3780I_Cleanup(&pDrvData->rBDData);
562 }
563
564 PRINTK_1(TRACE_MWAVE, "mwavedd::mwave_exit exit\n")if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_exit exit\n"
); };
565}
566
567module_exit(mwave_exit)static exitcall_t __exitcall_mwave_exit __attribute__((__used__
)) __attribute__ ((__section__(".exitcall.exit"))) = mwave_exit
;;
568
569static int __init__attribute__ ((__section__(".init.text"))) __attribute__((no_instrument_function
)) mwave_init(void)
570{
571 int i;
572 int retval = 0;
573 pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
574
575 PRINTK_1(TRACE_MWAVE, "mwavedd::mwave_init entry\n")if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init entry\n"
); };
576
577 memset(&mwave_s_mdd, 0, sizeof(MWAVE_DEVICE_DATA));
578
579 pDrvData->bBDInitialized = false;
580 pDrvData->bResourcesClaimed = false;
581 pDrvData->bDSPEnabled = false;
582 pDrvData->bDSPReset = false;
583 pDrvData->bMwaveDevRegistered = false;
584 pDrvData->sLine = -1;
585
586 for (i = 0; i < ARRAY_SIZE(pDrvData->IPCs)(sizeof(pDrvData->IPCs) / sizeof((pDrvData->IPCs)[0]) +
(sizeof(struct { int:-!!(__builtin_types_compatible_p(typeof
((pDrvData->IPCs)), typeof(&(pDrvData->IPCs)[0])));
}))); i++) {
587 pDrvData->IPCs[i].bIsEnabled = false;
588 pDrvData->IPCs[i].bIsHere = false;
589 pDrvData->IPCs[i].usIntCount = 0; /* no ints received yet */
590 init_waitqueue_head(&pDrvData->IPCs[i].ipc_wait_queue)do { static struct lock_class_key __key; __init_waitqueue_head
((&pDrvData->IPCs[i].ipc_wait_queue), "&pDrvData->IPCs[i].ipc_wait_queue"
, &__key); } while (0);
591 }
592
593 retval = tp3780I_InitializeBoardData(&pDrvData->rBDData);
594 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_InitializeBoardData"
" retval %x\n",retval); }
595 "mwavedd::mwave_init, return from tp3780I_InitializeBoardData"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_InitializeBoardData"
" retval %x\n",retval); }
596 " retval %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_InitializeBoardData"
" retval %x\n",retval); }
597 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_InitializeBoardData"
" retval %x\n",retval); };
598 if (retval) {
599 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
600 "mwavedd::mwave_init: Error:"
601 " Failed to initialize board data\n");
602 goto cleanup_error;
603 }
604 pDrvData->bBDInitialized = true;
605
606 retval = tp3780I_CalcResources(&pDrvData->rBDData);
607 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_CalcResources"
" retval %x\n",retval); }
608 "mwavedd::mwave_init, return from tp3780I_CalcResources"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_CalcResources"
" retval %x\n",retval); }
609 " retval %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_CalcResources"
" retval %x\n",retval); }
610 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_CalcResources"
" retval %x\n",retval); };
611 if (retval) {
612 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
613 "mwavedd:mwave_init: Error:"
614 " Failed to calculate resources\n");
615 goto cleanup_error;
616 }
617
618 retval = tp3780I_ClaimResources(&pDrvData->rBDData);
619 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_ClaimResources"
" retval %x\n",retval); }
620 "mwavedd::mwave_init, return from tp3780I_ClaimResources"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_ClaimResources"
" retval %x\n",retval); }
621 " retval %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_ClaimResources"
" retval %x\n",retval); }
622 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_ClaimResources"
" retval %x\n",retval); };
623 if (retval) {
624 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
625 "mwavedd:mwave_init: Error:"
626 " Failed to claim resources\n");
627 goto cleanup_error;
628 }
629 pDrvData->bResourcesClaimed = true;
630
631 retval = tp3780I_EnableDSP(&pDrvData->rBDData);
632 PRINTK_2(TRACE_MWAVE,if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_EnableDSP"
" retval %x\n",retval); }
633 "mwavedd::mwave_init, return from tp3780I_EnableDSP"if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_EnableDSP"
" retval %x\n",retval); }
634 " retval %x\n",if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_EnableDSP"
" retval %x\n",retval); }
635 retval)if (0x0001 & (mwave_debug)) { printk("mwavedd::mwave_init, return from tp3780I_EnableDSP"
" retval %x\n",retval); };
636 if (retval) {
637 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
638 "mwavedd:mwave_init: Error:"
639 " Failed to enable DSP\n");
640 goto cleanup_error;
641 }
642 pDrvData->bDSPEnabled = true;
643
644 if (misc_register(&mwave_misc_dev) < 0) {
645 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
646 "mwavedd:mwave_init: Error:"
647 " Failed to register misc device\n");
648 goto cleanup_error;
649 }
650 pDrvData->bMwaveDevRegistered = true;
651
652 pDrvData->sLine = register_serial_portandirq(
653 pDrvData->rBDData.rDspSettings.usUartBaseIO,
654 pDrvData->rBDData.rDspSettings.usUartIrq
655 );
656 if (pDrvData->sLine < 0) {
657 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
658 "mwavedd:mwave_init: Error:"
659 " Failed to register serial driver\n");
660 goto cleanup_error;
661 }
662 /* uart is registered */
663
664#if 0
665 /* sysfs */
666 memset(&mwave_device, 0, sizeof (struct device));
667 dev_set_name(&mwave_device, "mwave");
668
669 if (device_register(&mwave_device))
670 goto cleanup_error;
671 pDrvData->device_registered = true;
672 for (i = 0; i < ARRAY_SIZE(mwave_dev_attrs)(sizeof(mwave_dev_attrs) / sizeof((mwave_dev_attrs)[0]) + (sizeof
(struct { int:-!!(__builtin_types_compatible_p(typeof((mwave_dev_attrs
)), typeof(&(mwave_dev_attrs)[0]))); }))); i++) {
673 if(device_create_file(&mwave_device, mwave_dev_attrs[i])) {
674 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
675 "mwavedd:mwave_init: Error:"
676 " Failed to create sysfs file %s\n",
677 mwave_dev_attrs[i]->attr.name);
678 goto cleanup_error;
679 }
680 pDrvData->nr_registered_attrs++;
681 }
682#endif
683
684 /* SUCCESS! */
685 return 0;
686
687cleanup_error:
688 PRINTK_ERRORprintk(KERN_ERR_MWAVE"\001" "3" "mwave: "
689 "mwavedd::mwave_init: Error:"
690 " Failed to initialize\n");
691 mwave_exit(); /* clean up */
692
693 return -EIO5;
694}
695
696module_init(mwave_init)static initcall_t __initcall_mwave_init6 __attribute__((__used__
)) __attribute__((__section__(".initcall" "6" ".init"))) = mwave_init
;;;
697