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path: root/drivers/net/wireless/hostap/hostap_cs.c
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Diffstat (limited to 'drivers/net/wireless/hostap/hostap_cs.c')
-rw-r--r--drivers/net/wireless/hostap/hostap_cs.c120
1 files changed, 81 insertions, 39 deletions
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c
index 3210c99694e..70242459d57 100644
--- a/drivers/net/wireless/hostap/hostap_cs.c
+++ b/drivers/net/wireless/hostap/hostap_cs.c
@@ -40,6 +40,14 @@ module_param(ignore_cis_vcc, int, 0444);
MODULE_PARM_DESC(ignore_cis_vcc, "Ignore broken CIS VCC entry");
+/* struct local_info::hw_priv */
+struct hostap_cs_priv {
+ dev_node_t node;
+ dev_link_t *link;
+ int sandisk_connectplus;
+};
+
+
#ifdef PRISM2_IO_DEBUG
static inline void hfa384x_outb_debug(struct net_device *dev, int a, u8 v)
@@ -203,8 +211,9 @@ static int prism2_event(event_t event, int priority,
static int prism2_pccard_card_present(local_info_t *local)
{
- if (local->link != NULL &&
- ((local->link->state & (DEV_PRESENT | DEV_CONFIG)) ==
+ struct hostap_cs_priv *hw_priv = local->hw_priv;
+ if (hw_priv->link != NULL &&
+ ((hw_priv->link->state & (DEV_PRESENT | DEV_CONFIG)) ==
(DEV_PRESENT | DEV_CONFIG)))
return 1;
return 0;
@@ -224,12 +233,14 @@ static void sandisk_set_iobase(local_info_t *local)
{
int res;
conf_reg_t reg;
+ struct hostap_cs_priv *hw_priv = local->hw_priv;
reg.Function = 0;
reg.Action = CS_WRITE;
reg.Offset = 0x10; /* 0x3f0 IO base 1 */
- reg.Value = local->link->io.BasePort1 & 0x00ff;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ reg.Value = hw_priv->link->io.BasePort1 & 0x00ff;
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 0 -"
" res=%d\n", res);
@@ -239,8 +250,9 @@ static void sandisk_set_iobase(local_info_t *local)
reg.Function = 0;
reg.Action = CS_WRITE;
reg.Offset = 0x12; /* 0x3f2 IO base 2 */
- reg.Value = (local->link->io.BasePort1 & 0xff00) >> 8;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ reg.Value = (hw_priv->link->io.BasePort1 & 0xff00) >> 8;
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "Prism3 SanDisk - failed to set I/O base 1 -"
" res=%d\n", res);
@@ -272,8 +284,9 @@ static int sandisk_enable_wireless(struct net_device *dev)
tuple_t tuple;
cisparse_t *parse = NULL;
u_char buf[64];
+ struct hostap_cs_priv *hw_priv = local->hw_priv;
- if (local->link->io.NumPorts1 < 0x42) {
+ if (hw_priv->link->io.NumPorts1 < 0x42) {
/* Not enough ports to be SanDisk multi-function card */
ret = -ENODEV;
goto done;
@@ -290,9 +303,9 @@ static int sandisk_enable_wireless(struct net_device *dev)
tuple.TupleData = buf;
tuple.TupleDataMax = sizeof(buf);
tuple.TupleOffset = 0;
- if (pcmcia_get_first_tuple(local->link->handle, &tuple) ||
- pcmcia_get_tuple_data(local->link->handle, &tuple) ||
- pcmcia_parse_tuple(local->link->handle, &tuple, parse) ||
+ if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) ||
+ pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) ||
+ pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) ||
parse->manfid.manf != 0xd601 || parse->manfid.card != 0x0101) {
/* No SanDisk manfid found */
ret = -ENODEV;
@@ -300,9 +313,9 @@ static int sandisk_enable_wireless(struct net_device *dev)
}
tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
- if (pcmcia_get_first_tuple(local->link->handle, &tuple) ||
- pcmcia_get_tuple_data(local->link->handle, &tuple) ||
- pcmcia_parse_tuple(local->link->handle, &tuple, parse) ||
+ if (pcmcia_get_first_tuple(hw_priv->link->handle, &tuple) ||
+ pcmcia_get_tuple_data(hw_priv->link->handle, &tuple) ||
+ pcmcia_parse_tuple(hw_priv->link->handle, &tuple, parse) ||
parse->longlink_mfc.nfn < 2) {
/* No multi-function links found */
ret = -ENODEV;
@@ -311,13 +324,14 @@ static int sandisk_enable_wireless(struct net_device *dev)
printk(KERN_DEBUG "%s: Multi-function SanDisk ConnectPlus detected"
" - using vendor-specific initialization\n", dev->name);
- local->sandisk_connectplus = 1;
+ hw_priv->sandisk_connectplus = 1;
reg.Function = 0;
reg.Action = CS_WRITE;
reg.Offset = CISREG_COR;
reg.Value = COR_SOFT_RESET;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
dev->name, res);
@@ -333,7 +347,8 @@ static int sandisk_enable_wireless(struct net_device *dev)
* will be enabled during the first cor_sreset call.
*/
reg.Value = COR_LEVEL_REQ | 0x8 | COR_ADDR_DECODE | COR_FUNC_ENA;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "%s: SanDisk - COR sreset failed (%d)\n",
dev->name, res);
@@ -358,6 +373,7 @@ static void prism2_pccard_cor_sreset(local_info_t *local)
{
int res;
conf_reg_t reg;
+ struct hostap_cs_priv *hw_priv = local->hw_priv;
if (!prism2_pccard_card_present(local))
return;
@@ -366,7 +382,8 @@ static void prism2_pccard_cor_sreset(local_info_t *local)
reg.Action = CS_READ;
reg.Offset = CISREG_COR;
reg.Value = 0;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 1 (%d)\n",
res);
@@ -377,28 +394,30 @@ static void prism2_pccard_cor_sreset(local_info_t *local)
reg.Action = CS_WRITE;
reg.Value |= COR_SOFT_RESET;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 2 (%d)\n",
res);
return;
}
- mdelay(local->sandisk_connectplus ? 5 : 2);
+ mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
reg.Value &= ~COR_SOFT_RESET;
- if (local->sandisk_connectplus)
+ if (hw_priv->sandisk_connectplus)
reg.Value |= COR_IREQ_ENA;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_cor_sreset failed 3 (%d)\n",
res);
return;
}
- mdelay(local->sandisk_connectplus ? 5 : 2);
+ mdelay(hw_priv->sandisk_connectplus ? 5 : 2);
- if (local->sandisk_connectplus)
+ if (hw_priv->sandisk_connectplus)
sandisk_set_iobase(local);
}
@@ -408,11 +427,12 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
int res;
conf_reg_t reg;
int old_cor;
+ struct hostap_cs_priv *hw_priv = local->hw_priv;
if (!prism2_pccard_card_present(local))
return;
- if (local->sandisk_connectplus) {
+ if (hw_priv->sandisk_connectplus) {
sandisk_write_hcr(local, hcr);
return;
}
@@ -421,7 +441,8 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
reg.Action = CS_READ;
reg.Offset = CISREG_COR;
reg.Value = 0;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 1 "
"(%d)\n", res);
@@ -433,7 +454,8 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
reg.Action = CS_WRITE;
reg.Value |= COR_SOFT_RESET;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 2 "
"(%d)\n", res);
@@ -446,7 +468,8 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
reg.Action = CS_WRITE;
reg.Value = hcr;
reg.Offset = CISREG_CCSR;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 3 "
"(%d)\n", res);
@@ -457,7 +480,8 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
reg.Action = CS_WRITE;
reg.Offset = CISREG_COR;
reg.Value = old_cor & ~COR_SOFT_RESET;
- res = pcmcia_access_configuration_register(local->link->handle, &reg);
+ res = pcmcia_access_configuration_register(hw_priv->link->handle,
+ &reg);
if (res != CS_SUCCESS) {
printk(KERN_DEBUG "prism2_pccard_genesis_sreset failed 4 "
"(%d)\n", res);
@@ -470,23 +494,29 @@ static void prism2_pccard_genesis_reset(local_info_t *local, int hcr)
static int prism2_pccard_dev_open(local_info_t *local)
{
- local->link->open++;
+ struct hostap_cs_priv *hw_priv = local->hw_priv;
+ hw_priv->link->open++;
return 0;
}
static int prism2_pccard_dev_close(local_info_t *local)
{
- if (local == NULL || local->link == NULL)
+ struct hostap_cs_priv *hw_priv;
+
+ if (local == NULL || local->hw_priv == NULL)
+ return 1;
+ hw_priv = local->hw_priv;
+ if (hw_priv->link == NULL)
return 1;
- if (!local->link->open) {
+ if (!hw_priv->link->open) {
printk(KERN_WARNING "%s: prism2_pccard_dev_close(): "
"link not open?!\n", local->dev->name);
return 1;
}
- local->link->open--;
+ hw_priv->link->open--;
return 0;
}
@@ -567,8 +597,13 @@ static void prism2_detach(dev_link_t *link)
*linkp = link->next;
/* release net devices */
if (link->priv) {
- prism2_free_local_data((struct net_device *) link->priv);
-
+ struct net_device *dev;
+ struct hostap_interface *iface;
+ dev = link->priv;
+ iface = netdev_priv(dev);
+ kfree(iface->local->hw_priv);
+ iface->local->hw_priv = NULL;
+ prism2_free_local_data(dev);
}
kfree(link);
}
@@ -601,14 +636,19 @@ static int prism2_config(dev_link_t *link)
u_char buf[64];
config_info_t conf;
cistpl_cftable_entry_t dflt = { 0 };
+ struct hostap_cs_priv *hw_priv;
PDEBUG(DEBUG_FLOW, "prism2_config()\n");
parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
- if (parse == NULL) {
+ hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
+ if (parse == NULL || hw_priv == NULL) {
+ kfree(parse);
+ kfree(hw_priv);
ret = -ENOMEM;
goto failed;
}
+ memset(hw_priv, 0, sizeof(*hw_priv));
tuple.DesiredTuple = CISTPL_CONFIG;
tuple.Attributes = 0;
@@ -779,9 +819,10 @@ static int prism2_config(dev_link_t *link)
iface = netdev_priv(dev);
local = iface->local;
- local->link = link;
- strcpy(local->node.dev_name, dev->name);
- link->dev = &local->node;
+ local->hw_priv = hw_priv;
+ hw_priv->link = link;
+ strcpy(hw_priv->node.dev_name, dev->name);
+ link->dev = &hw_priv->node;
local->shutdown = 0;
@@ -791,7 +832,7 @@ static int prism2_config(dev_link_t *link)
if (!ret) {
ret = hostap_hw_ready(dev);
if (ret == 0 && local->ddev)
- strcpy(local->node.dev_name, local->ddev->name);
+ strcpy(hw_priv->node.dev_name, local->ddev->name);
}
kfree(parse);
return ret;
@@ -801,6 +842,7 @@ static int prism2_config(dev_link_t *link)
failed:
kfree(parse);
+ kfree(hw_priv);
prism2_release((u_long)link);
return ret;
}