aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/staging/ft1000/ft1000-usb/ft1000_debug.c')
-rw-r--r--drivers/staging/ft1000/ft1000-usb/ft1000_debug.c153
1 files changed, 77 insertions, 76 deletions
diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c b/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
index 6d911fda47fb..297389e8c608 100644
--- a/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
+++ b/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
@@ -137,29 +137,28 @@ void ft1000_free_buffer(struct dpram_blk *pdpram_blk, struct list_head *plist)
// Notes: Only called by init_module().
//
//---------------------------------------------------------------------------
-int ft1000_create_dev(struct ft1000_device *dev)
+int ft1000_create_dev(struct ft1000_usb *dev)
{
- struct ft1000_info *info = netdev_priv(dev->net);
int result;
int i;
struct dentry *dir, *file;
struct ft1000_debug_dirs *tmp;
// make a new device name
- sprintf(info->DeviceName, "%s%d", "FT1000_", info->CardNumber);
+ sprintf(dev->DeviceName, "%s%d", "FT1000_", dev->CardNumber);
DEBUG("%s: number of instance = %d\n", __func__, ft1000_flarion_cnt);
- DEBUG("DeviceCreated = %x\n", info->DeviceCreated);
+ DEBUG("DeviceCreated = %x\n", dev->DeviceCreated);
- if (info->DeviceCreated)
+ if (dev->DeviceCreated)
{
- DEBUG("%s: \"%s\" already registered\n", __func__, info->DeviceName);
+ DEBUG("%s: \"%s\" already registered\n", __func__, dev->DeviceName);
return -EIO;
}
// register the device
- DEBUG("%s: \"%s\" debugfs device registration\n", __func__, info->DeviceName);
+ DEBUG("%s: \"%s\" debugfs device registration\n", __func__, dev->DeviceName);
tmp = kmalloc(sizeof(struct ft1000_debug_dirs), GFP_KERNEL);
if (tmp == NULL) {
@@ -167,7 +166,7 @@ int ft1000_create_dev(struct ft1000_device *dev)
goto fail;
}
- dir = debugfs_create_dir(info->DeviceName, NULL);
+ dir = debugfs_create_dir(dev->DeviceName, NULL);
if (IS_ERR(dir)) {
result = PTR_ERR(dir);
goto debug_dir_fail;
@@ -182,27 +181,27 @@ int ft1000_create_dev(struct ft1000_device *dev)
tmp->dent = dir;
tmp->file = file;
- tmp->int_number = info->CardNumber;
- list_add(&(tmp->list), &(info->nodes.list));
+ tmp->int_number = dev->CardNumber;
+ list_add(&(tmp->list), &(dev->nodes.list));
- DEBUG("%s: registered debugfs directory \"%s\"\n", __func__, info->DeviceName);
+ DEBUG("%s: registered debugfs directory \"%s\"\n", __func__, dev->DeviceName);
// initialize application information
- info->appcnt = 0;
+ dev->appcnt = 0;
for (i=0; i<MAX_NUM_APP; i++) {
- info->app_info[i].nTxMsg = 0;
- info->app_info[i].nRxMsg = 0;
- info->app_info[i].nTxMsgReject = 0;
- info->app_info[i].nRxMsgMiss = 0;
- info->app_info[i].fileobject = NULL;
- info->app_info[i].app_id = i+1;
- info->app_info[i].DspBCMsgFlag = 0;
- info->app_info[i].NumOfMsg = 0;
- init_waitqueue_head(&info->app_info[i].wait_dpram_msg);
- INIT_LIST_HEAD (&info->app_info[i].app_sqlist);
+ dev->app_info[i].nTxMsg = 0;
+ dev->app_info[i].nRxMsg = 0;
+ dev->app_info[i].nTxMsgReject = 0;
+ dev->app_info[i].nRxMsgMiss = 0;
+ dev->app_info[i].fileobject = NULL;
+ dev->app_info[i].app_id = i+1;
+ dev->app_info[i].DspBCMsgFlag = 0;
+ dev->app_info[i].NumOfMsg = 0;
+ init_waitqueue_head(&dev->app_info[i].wait_dpram_msg);
+ INIT_LIST_HEAD (&dev->app_info[i].app_sqlist);
}
- info->DeviceCreated = TRUE;
+ dev->DeviceCreated = TRUE;
ft1000_flarion_cnt++;
return 0;
@@ -225,9 +224,10 @@ fail:
// Notes: Only called by cleanup_module().
//
//---------------------------------------------------------------------------
-void ft1000_destroy_dev(struct net_device *dev)
+void ft1000_destroy_dev(struct net_device *netdev)
{
- struct ft1000_info *info = netdev_priv(dev);
+ struct ft1000_info *info = netdev_priv(netdev);
+ struct ft1000_usb *dev = info->priv;
int i;
struct dpram_blk *pdpram_blk;
struct dpram_blk *ptr;
@@ -238,12 +238,12 @@ void ft1000_destroy_dev(struct net_device *dev)
- if (info->DeviceCreated)
+ if (dev->DeviceCreated)
{
ft1000_flarion_cnt--;
- list_for_each_safe(pos, q, &info->nodes.list) {
+ list_for_each_safe(pos, q, &dev->nodes.list) {
dir = list_entry(pos, struct ft1000_debug_dirs, list);
- if (dir->int_number == info->CardNumber) {
+ if (dir->int_number == dev->CardNumber) {
debugfs_remove(dir->file);
debugfs_remove(dir->dent);
list_del(pos);
@@ -251,17 +251,17 @@ void ft1000_destroy_dev(struct net_device *dev)
}
}
DEBUG("%s: unregistered device \"%s\"\n", __func__,
- info->DeviceName);
+ dev->DeviceName);
// Make sure we free any memory reserve for slow Queue
for (i=0; i<MAX_NUM_APP; i++) {
- while (list_empty(&info->app_info[i].app_sqlist) == 0) {
- pdpram_blk = list_entry(info->app_info[i].app_sqlist.next, struct dpram_blk, list);
+ while (list_empty(&dev->app_info[i].app_sqlist) == 0) {
+ pdpram_blk = list_entry(dev->app_info[i].app_sqlist.next, struct dpram_blk, list);
list_del(&pdpram_blk->list);
ft1000_free_buffer(pdpram_blk, &freercvpool);
}
- wake_up_interruptible(&info->app_info[i].wait_dpram_msg);
+ wake_up_interruptible(&dev->app_info[i].wait_dpram_msg);
}
// Remove buffer allocated for receive command data
@@ -273,7 +273,7 @@ void ft1000_destroy_dev(struct net_device *dev)
kfree(ptr);
}
}
- info->DeviceCreated = FALSE;
+ dev->DeviceCreated = FALSE;
}
@@ -292,7 +292,7 @@ void ft1000_destroy_dev(struct net_device *dev)
static int ft1000_open (struct inode *inode, struct file *file)
{
struct ft1000_info *info;
- struct ft1000_device *dev = (struct ft1000_device *)inode->i_private;
+ struct ft1000_usb *dev = (struct ft1000_usb *)inode->i_private;
int i,num;
DEBUG("%s called\n", __func__);
@@ -301,17 +301,17 @@ static int ft1000_open (struct inode *inode, struct file *file)
info = file->private_data = netdev_priv(dev->net);
- DEBUG("f_owner = %p number of application = %d\n", (&file->f_owner), info->appcnt );
+ DEBUG("f_owner = %p number of application = %d\n", (&file->f_owner), dev->appcnt );
// Check if maximum number of application exceeded
- if (info->appcnt > MAX_NUM_APP) {
+ if (dev->appcnt > MAX_NUM_APP) {
DEBUG("Maximum number of application exceeded\n");
return -EACCES;
}
// Search for available application info block
for (i=0; i<MAX_NUM_APP; i++) {
- if ( (info->app_info[i].fileobject == NULL) ) {
+ if ( (dev->app_info[i].fileobject == NULL) ) {
break;
}
}
@@ -322,12 +322,12 @@ static int ft1000_open (struct inode *inode, struct file *file)
return -EACCES;
}
- info->appcnt++;
- info->app_info[i].fileobject = &file->f_owner;
- info->app_info[i].nTxMsg = 0;
- info->app_info[i].nRxMsg = 0;
- info->app_info[i].nTxMsgReject = 0;
- info->app_info[i].nRxMsgMiss = 0;
+ dev->appcnt++;
+ dev->app_info[i].fileobject = &file->f_owner;
+ dev->app_info[i].nTxMsg = 0;
+ dev->app_info[i].nRxMsg = 0;
+ dev->app_info[i].nTxMsgReject = 0;
+ dev->app_info[i].nRxMsgMiss = 0;
nonseekable_open(inode, file);
return 0;
@@ -347,8 +347,9 @@ static int ft1000_open (struct inode *inode, struct file *file)
static unsigned int ft1000_poll_dev(struct file *file, poll_table *wait)
{
- struct net_device *dev = file->private_data;
- struct ft1000_info *info;
+ struct net_device *netdev = file->private_data;
+ struct ft1000_info *info = netdev_priv(netdev);
+ struct ft1000_usb *dev = info->priv;
int i;
//DEBUG("ft1000_poll_dev called\n");
@@ -357,12 +358,10 @@ static unsigned int ft1000_poll_dev(struct file *file, poll_table *wait)
return (-EBADF);
}
- info = netdev_priv(dev);
-
// Search for matching file object
for (i=0; i<MAX_NUM_APP; i++) {
- if ( info->app_info[i].fileobject == &file->f_owner) {
- //DEBUG("FT1000:ft1000_ioctl: Message is for AppId = %d\n", info->app_info[i].app_id);
+ if ( dev->app_info[i].fileobject == &file->f_owner) {
+ //DEBUG("FT1000:ft1000_ioctl: Message is for AppId = %d\n", dev->app_info[i].app_id);
break;
}
}
@@ -373,12 +372,12 @@ static unsigned int ft1000_poll_dev(struct file *file, poll_table *wait)
return ( -EACCES );
}
- if (list_empty(&info->app_info[i].app_sqlist) == 0) {
+ if (list_empty(&dev->app_info[i].app_sqlist) == 0) {
DEBUG("FT1000:ft1000_poll_dev:Message detected in slow queue\n");
return(POLLIN | POLLRDNORM | POLLPRI);
}
- poll_wait (file, &info->app_info[i].wait_dpram_msg, wait);
+ poll_wait (file, &dev->app_info[i].wait_dpram_msg, wait);
//DEBUG("FT1000:ft1000_poll_dev:Polling for data from DSP\n");
return (0);
@@ -399,7 +398,7 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
{
void __user *argp = (void __user *)argument;
struct ft1000_info *info;
- struct ft1000_device *ft1000dev;
+ struct ft1000_usb *ft1000dev;
int result=0;
int cmd;
int i;
@@ -428,7 +427,7 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
//DEBUG("FT1000:ft1000_ioctl:command = 0x%x argument = 0x%8x\n", command, (u32)argument);
info = file->private_data;
- ft1000dev = info->pFt1000Dev;
+ ft1000dev = info->priv;
cmd = _IOC_NR(command);
//DEBUG("FT1000:ft1000_ioctl:cmd = 0x%x\n", cmd);
@@ -444,8 +443,8 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
if (tempword == DSPBCMSGID) {
// Search for matching file object
for (i=0; i<MAX_NUM_APP; i++) {
- if ( info->app_info[i].fileobject == &file->f_owner) {
- info->app_info[i].DspBCMsgFlag = 1;
+ if (ft1000dev->app_info[i].fileobject == &file->f_owner) {
+ ft1000dev->app_info[i].DspBCMsgFlag = 1;
DEBUG("FT1000:ft1000_ioctl:Registered for broadcast messages\n");
break;
}
@@ -534,15 +533,15 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
return (-EBADF);
}
- if (info->DrvMsgPend) {
+ if (ft1000dev->DrvMsgPend) {
return (-ENOTTY);
}
- if ( (info->DspAsicReset) || (info->fProvComplete == 0) ) {
+ if (ft1000dev->fProvComplete == 0) {
return (-EACCES);
}
- info->fAppMsgPend = 1;
+ ft1000dev->fAppMsgPend = 1;
if (info->CardReady) {
@@ -571,7 +570,7 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
else {
// Check if this message came from a registered application
for (i=0; i<MAX_NUM_APP; i++) {
- if ( info->app_info[i].fileobject == &file->f_owner) {
+ if (ft1000dev->app_info[i].fileobject == &file->f_owner) {
break;
}
}
@@ -632,7 +631,7 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
// Insert slow queue sequence number
ppseudo_hdr->seq_num = info->squeseqnum++;
- ppseudo_hdr->portsrc = info->app_info[app_index].app_id;
+ ppseudo_hdr->portsrc = ft1000dev->app_info[app_index].app_id;
// Calculate new checksum
ppseudo_hdr->checksum = *pmsg++;
//DEBUG("checksum = 0x%x\n", ppseudo_hdr->checksum);
@@ -645,7 +644,7 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
card_send_command(ft1000dev,(unsigned short*)dpram_data,total_len+2);
- info->app_info[app_index].nTxMsg++;
+ ft1000dev->app_info[app_index].nTxMsg++;
}
else {
result = -EINVAL;
@@ -675,8 +674,8 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
// Search for matching file object
for (i=0; i<MAX_NUM_APP; i++) {
- if ( info->app_info[i].fileobject == &file->f_owner) {
- //DEBUG("FT1000:ft1000_ioctl: Message is for AppId = %d\n", info->app_info[i].app_id);
+ if (ft1000dev->app_info[i].fileobject == &file->f_owner) {
+ //DEBUG("FT1000:ft1000_ioctl: Message is for AppId = %d\n", ft1000dev->app_info[i].app_id);
break;
}
}
@@ -690,13 +689,13 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
result = 0;
pioctl_dpram = argp;
- if (list_empty(&info->app_info[i].app_sqlist) == 0) {
+ if (list_empty(&ft1000dev->app_info[i].app_sqlist) == 0) {
//DEBUG("FT1000:ft1000_ioctl:Message detected in slow queue\n");
spin_lock_irqsave(&free_buff_lock, flags);
- pdpram_blk = list_entry(info->app_info[i].app_sqlist.next, struct dpram_blk, list);
+ pdpram_blk = list_entry(ft1000dev->app_info[i].app_sqlist.next, struct dpram_blk, list);
list_del(&pdpram_blk->list);
- info->app_info[i].NumOfMsg--;
- //DEBUG("FT1000:ft1000_ioctl:NumOfMsg for app %d = %d\n", i, info->app_info[i].NumOfMsg);
+ ft1000dev->app_info[i].NumOfMsg--;
+ //DEBUG("FT1000:ft1000_ioctl:NumOfMsg for app %d = %d\n", i, ft1000dev->app_info[i].NumOfMsg);
spin_unlock_irqrestore(&free_buff_lock, flags);
msglen = ntohs(*(u16 *)pdpram_blk->pbuffer) + PSEUDOSZ;
result = get_user(msglen, &pioctl_dpram->total_len);
@@ -723,7 +722,7 @@ static long ft1000_ioctl (struct file *file, unsigned int command,
result = -ENOTTY;
break;
}
- info->fAppMsgPend = 0;
+ ft1000dev->fAppMsgPend = 0;
return result;
}
@@ -741,6 +740,7 @@ static int ft1000_release (struct inode *inode, struct file *file)
{
struct ft1000_info *info;
struct net_device *dev;
+ struct ft1000_usb *ft1000dev;
int i;
struct dpram_blk *pdpram_blk;
@@ -748,16 +748,17 @@ static int ft1000_release (struct inode *inode, struct file *file)
dev = file->private_data;
info = netdev_priv(dev);
+ ft1000dev = info->priv;
if (ft1000_flarion_cnt == 0) {
- info->appcnt--;
+ ft1000dev->appcnt--;
return (-EBADF);
}
// Search for matching file object
for (i=0; i<MAX_NUM_APP; i++) {
- if ( info->app_info[i].fileobject == &file->f_owner) {
- //DEBUG("FT1000:ft1000_ioctl: Message is for AppId = %d\n", info->app_info[i].app_id);
+ if ( ft1000dev->app_info[i].fileobject == &file->f_owner) {
+ //DEBUG("FT1000:ft1000_ioctl: Message is for AppId = %d\n", ft1000dev->app_info[i].app_id);
break;
}
}
@@ -765,17 +766,17 @@ static int ft1000_release (struct inode *inode, struct file *file)
if (i==MAX_NUM_APP)
return 0;
- while (list_empty(&info->app_info[i].app_sqlist) == 0) {
+ while (list_empty(&ft1000dev->app_info[i].app_sqlist) == 0) {
DEBUG("Remove and free memory queue up on slow queue\n");
- pdpram_blk = list_entry(info->app_info[i].app_sqlist.next, struct dpram_blk, list);
+ pdpram_blk = list_entry(ft1000dev->app_info[i].app_sqlist.next, struct dpram_blk, list);
list_del(&pdpram_blk->list);
ft1000_free_buffer(pdpram_blk, &freercvpool);
}
// initialize application information
- info->appcnt--;
- DEBUG("ft1000_chdev:%s:appcnt = %d\n", __FUNCTION__, info->appcnt);
- info->app_info[i].fileobject = NULL;
+ ft1000dev->appcnt--;
+ DEBUG("ft1000_chdev:%s:appcnt = %d\n", __FUNCTION__, ft1000dev->appcnt);
+ ft1000dev->app_info[i].fileobject = NULL;
return 0;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.