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Staging: me4000: switch to list_for_each*()

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Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alexander Beregalov 2008-12-07 05:31:19 +03:00 committed by Greg Kroah-Hartman
parent 1fa511ad65
commit 8cc59061f2
1 changed files with 39 additions and 58 deletions
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97
drivers/staging/me4000/me4000.c
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@ -536,25 +536,19 @@ module_init(me4000_init_module);
static void clear_board_info_list(void)
{
struct list_head *board_p;
struct list_head *dac_p;
struct me4000_info *board_info;
struct me4000_ao_context *ao_context;
struct me4000_info *board_info, *board_info_safe;
struct me4000_ao_context *ao_context, *ao_context_safe;
/* Clear context lists */
for (board_p = me4000_board_info_list.next;
board_p != &me4000_board_info_list; board_p = board_p->next) {
board_info = list_entry(board_p, struct me4000_info, list);
list_for_each_entry(board_info, &me4000_board_info_list, list) {
/* Clear analog output context list */
while (!list_empty(&board_info->ao_context_list)) {
dac_p = board_info->ao_context_list.next;
ao_context =
list_entry(dac_p, struct me4000_ao_context, list);
list_for_each_entry_safe(ao_context, ao_context_safe,
&board_info->ao_context_list, list) {
me4000_ao_reset(ao_context);
free_irq(ao_context->irq, ao_context);
if (ao_context->circ_buf.buf)
kfree(ao_context->circ_buf.buf);
list_del(dac_p);
list_del(&ao_context->list);
kfree(ao_context);
}
@ -574,11 +568,10 @@ static void clear_board_info_list(void)
}
/* Clear the board info list */
while (!list_empty(&me4000_board_info_list)) {
board_p = me4000_board_info_list.next;
board_info = list_entry(board_p, struct me4000_info, list);
list_for_each_entry_safe(board_info, board_info_safe,
&me4000_board_info_list, list) {
pci_release_regions(board_info->pci_dev_p);
list_del(board_p);
list_del(&board_info->list);
kfree(board_info);
}
}
@ -663,16 +656,17 @@ static int init_board_info(struct pci_dev *pci_dev_p,
}
/* Get the index of the board in the global list */
for (board_p = me4000_board_info_list.next, i = 0;
board_p != &me4000_board_info_list; board_p = board_p->next, i++) {
i = 0;
list_for_each(board_p, &me4000_board_info_list) {
if (board_p == &board_info->list) {
board_info->board_count = i;
break;
}
i++;
}
if (board_p == &me4000_board_info_list) {
printk(KERN_ERR
"ME4000:init_board_info():Cannot get index of baord\n");
"ME4000:init_board_info():Cannot get index of board\n");
return -ENODEV;
}
@ -863,16 +857,14 @@ static int alloc_ao_contexts(struct me4000_info *info)
static void release_ao_contexts(struct me4000_info *board_info)
{
struct list_head *dac_p;
struct me4000_ao_context *ao_context;
struct me4000_ao_context *ao_context, *ao_context_safe;
/* Clear analog output context list */
while (!list_empty(&board_info->ao_context_list)) {
dac_p = board_info->ao_context_list.next;
ao_context = list_entry(dac_p, struct me4000_ao_context, list);
list_for_each_entry_safe(ao_context, ao_context_safe,
&board_info->ao_context_list, list) {
free_irq(ao_context->irq, ao_context);
kfree(ao_context->circ_buf.buf);
list_del(dac_p);
list_del(&ao_context->list);
kfree(ao_context);
}
}
@ -1303,12 +1295,13 @@ static int me4000_open(struct inode *inode_p, struct file *file_p)
dev, mode);
/* Search for the board context */
for (ptr = me4000_board_info_list.next, i = 0;
ptr != &me4000_board_info_list; ptr = ptr->next, i++) {
board_info = list_entry(ptr, struct me4000_info, list);
i = 0;
list_for_each(ptr, &me4000_board_info_list) {
if (i == board)
break;
i++;
}
board_info = list_entry(ptr, struct me4000_info, list);
if (ptr == &me4000_board_info_list) {
printk(KERN_ERR
@ -1318,14 +1311,13 @@ static int me4000_open(struct inode *inode_p, struct file *file_p)
}
/* Search for the dac context */
for (ptr = board_info->ao_context_list.next, i = 0;
ptr != &board_info->ao_context_list;
ptr = ptr->next, i++) {
ao_context = list_entry(ptr, struct me4000_ao_context,
list);
i = 0;
list_for_each(ptr, &board_info->ao_context_list) {
if (i == dev)
break;
i++;
}
ao_context = list_entry(ptr, struct me4000_ao_context, list);
if (ptr == &board_info->ao_context_list) {
printk(KERN_ERR
@ -1384,12 +1376,13 @@ static int me4000_open(struct inode *inode_p, struct file *file_p)
PDEBUG("me4000_open():ai board = %d mode = %d\n", board, mode);
/* Search for the board context */
for (ptr = me4000_board_info_list.next, i = 0;
ptr != &me4000_board_info_list; ptr = ptr->next, i++) {
board_info = list_entry(ptr, struct me4000_info, list);
i = 0;
list_for_each(ptr, &me4000_board_info_list) {
if (i == board)
break;
i++;
}
board_info = list_entry(ptr, struct me4000_info, list);
if (ptr == &me4000_board_info_list) {
printk(KERN_ERR
@ -1438,14 +1431,12 @@ static int me4000_open(struct inode *inode_p, struct file *file_p)
PDEBUG("me4000_open():board = %d\n", board);
/* Search for the board context */
for (ptr = me4000_board_info_list.next;
ptr != &me4000_board_info_list; ptr = ptr->next) {
board_info = list_entry(ptr, struct me4000_info, list);
list_for_each_entry(board_info, &me4000_board_info_list, list) {
if (board_info->board_count == board)
break;
}
if (ptr == &me4000_board_info_list) {
if (&board_info->list == &me4000_board_info_list) {
printk(KERN_ERR
"ME4000:me4000_open():Board %d not in device list\n",
board);
@ -1483,14 +1474,12 @@ static int me4000_open(struct inode *inode_p, struct file *file_p)
PDEBUG("me4000_open():board = %d\n", board);
/* Search for the board context */
for (ptr = me4000_board_info_list.next;
ptr != &me4000_board_info_list; ptr = ptr->next) {
board_info = list_entry(ptr, struct me4000_info, list);
list_for_each_entry(board_info, &me4000_board_info_list, list) {
if (board_info->board_count == board)
break;
}
if (ptr == &me4000_board_info_list) {
if (&board_info->list == &me4000_board_info_list) {
printk(KERN_ERR
"ME4000:me4000_open():Board %d not in device list\n",
board);
@ -1526,14 +1515,12 @@ static int me4000_open(struct inode *inode_p, struct file *file_p)
PDEBUG("me4000_open():board = %d\n", board);
/* Search for the board context */
for (ptr = me4000_board_info_list.next;
ptr != &me4000_board_info_list; ptr = ptr->next) {
board_info = list_entry(ptr, struct me4000_info, list);
list_for_each_entry(board_info, &me4000_board_info_list, list) {
if (board_info->board_count == board)
break;
}
if (ptr == &me4000_board_info_list) {
if (&board_info->list == &me4000_board_info_list) {
printk(KERN_ERR
"ME4000:me4000_open():Board %d not in device list\n",
board);
@ -5955,7 +5942,6 @@ static irqreturn_t me4000_ext_int_isr(int irq, void *dev_id)
static void __exit me4000_module_exit(void)
{
struct list_head *board_p;
struct me4000_info *board_info;
CALL_PDEBUG("cleanup_module() is executed\n");
@ -5975,9 +5961,7 @@ static void __exit me4000_module_exit(void)
pci_unregister_driver(&me4000_driver);
/* Reset the boards */
for (board_p = me4000_board_info_list.next;
board_p != &me4000_board_info_list; board_p = board_p->next) {
board_info = list_entry(board_p, struct me4000_info, list);
list_for_each_entry(board_info, &me4000_board_info_list, list) {
me4000_reset_board(board_info);
}
@ -5992,7 +5976,6 @@ static int me4000_read_procmem(char *buf, char **start, off_t offset, int count,
int len = 0;
int limit = count - 1000;
struct me4000_info *board_info;
struct list_head *ptr;
len += sprintf(buf + len, "\nME4000 DRIVER VERSION %X.%X.%X\n\n",
(ME4000_DRIVER_VERSION & 0xFF0000) >> 16,
@ -6000,11 +5983,7 @@ static int me4000_read_procmem(char *buf, char **start, off_t offset, int count,
(ME4000_DRIVER_VERSION & 0xFF));
/* Search for the board context */
for (ptr = me4000_board_info_list.next;
(ptr != &me4000_board_info_list) && (len < limit);
ptr = ptr->next) {
board_info = list_entry(ptr, struct me4000_info, list);
list_for_each_entry(board_info, &me4000_board_info_list, list) {
len +=
sprintf(buf + len, "Board number %d:\n",
board_info->board_count);
@ -6110,6 +6089,8 @@ static int me4000_read_procmem(char *buf, char **start, off_t offset, int count,
sprintf(buf + len, "AO 3 status register = 0x%08X\n",
inl(board_info->me4000_regbase +
ME4000_AO_03_STATUS_REG));
if (len >= limit)
break;
}
*eof = 1;