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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.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c
index f9595ca71a0..c768d42d517 100644
--- a/drivers/net/wireless/hostap/hostap_cs.c
+++ b/drivers/net/wireless/hostap/hostap_cs.c
@@ -536,17 +536,12 @@ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
536/* run after a CARD_INSERTION event is received to configure the PCMCIA 536/* run after a CARD_INSERTION event is received to configure the PCMCIA
537 * socket and make the device available to the system */ 537 * socket and make the device available to the system */
538 538
539struct prism2_config_data {
540 config_info_t conf;
541};
542
543static int prism2_config_check(struct pcmcia_device *p_dev, 539static int prism2_config_check(struct pcmcia_device *p_dev,
544 cistpl_cftable_entry_t *cfg, 540 cistpl_cftable_entry_t *cfg,
545 cistpl_cftable_entry_t *dflt, 541 cistpl_cftable_entry_t *dflt,
542 unsigned int vcc,
546 void *priv_data) 543 void *priv_data)
547{ 544{
548 struct prism2_config_data *cfg_mem = priv_data;
549
550 if (cfg->index == 0) 545 if (cfg->index == 0)
551 return -ENODEV; 546 return -ENODEV;
552 547
@@ -562,14 +557,14 @@ static int prism2_config_check(struct pcmcia_device *p_dev,
562 /* Use power settings for Vcc and Vpp if present */ 557 /* Use power settings for Vcc and Vpp if present */
563 /* Note that the CIS values need to be rescaled */ 558 /* Note that the CIS values need to be rescaled */
564 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { 559 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
565 if (cfg_mem->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 560 if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM] /
566 10000 && !ignore_cis_vcc) { 561 10000 && !ignore_cis_vcc) {
567 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping" 562 PDEBUG(DEBUG_EXTRA, " Vcc mismatch - skipping"
568 " this entry\n"); 563 " this entry\n");
569 return -ENODEV; 564 return -ENODEV;
570 } 565 }
571 } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) { 566 } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) {
572 if (cfg_mem->conf.Vcc != dflt->vcc.param[CISTPL_POWER_VNOM] / 567 if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM] /
573 10000 && !ignore_cis_vcc) { 568 10000 && !ignore_cis_vcc) {
574 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch " 569 PDEBUG(DEBUG_EXTRA, " Vcc (default) mismatch "
575 "- skipping this entry\n"); 570 "- skipping this entry\n");
@@ -627,7 +622,6 @@ static int prism2_config(struct pcmcia_device *link)
627{ 622{
628 struct net_device *dev; 623 struct net_device *dev;
629 struct hostap_interface *iface; 624 struct hostap_interface *iface;
630 struct prism2_config_data *cfg_mem;
631 local_info_t *local; 625 local_info_t *local;
632 int ret = 1; 626 int ret = 1;
633 int last_fn, last_ret; 627 int last_fn, last_ret;
@@ -635,21 +629,14 @@ static int prism2_config(struct pcmcia_device *link)
635 629
636 PDEBUG(DEBUG_FLOW, "prism2_config()\n"); 630 PDEBUG(DEBUG_FLOW, "prism2_config()\n");
637 631
638 cfg_mem = kzalloc(sizeof(struct prism2_config_data), GFP_KERNEL);
639 if (!cfg_mem)
640 return -ENOMEM;
641
642 hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL); 632 hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
643 if (hw_priv == NULL) { 633 if (hw_priv == NULL) {
644 ret = -ENOMEM; 634 ret = -ENOMEM;
645 goto failed; 635 goto failed;
646 } 636 }
647 637
648 CS_CHECK(GetConfigurationInfo,
649 pcmcia_get_configuration_info(link, &cfg_mem->conf));
650
651 /* Look for an appropriate configuration table entry in the CIS */ 638 /* Look for an appropriate configuration table entry in the CIS */
652 last_ret = pcmcia_loop_config(link, prism2_config_check, cfg_mem); 639 last_ret = pcmcia_loop_config(link, prism2_config_check, NULL);
653 if (last_ret) { 640 if (last_ret) {
654 if (!ignore_cis_vcc) 641 if (!ignore_cis_vcc)
655 printk(KERN_ERR "GetNextTuple(): No matching " 642 printk(KERN_ERR "GetNextTuple(): No matching "
@@ -724,7 +711,6 @@ static int prism2_config(struct pcmcia_device *link)
724 if (ret == 0 && local->ddev) 711 if (ret == 0 && local->ddev)
725 strcpy(hw_priv->node.dev_name, local->ddev->name); 712 strcpy(hw_priv->node.dev_name, local->ddev->name);
726 } 713 }
727 kfree(cfg_mem);
728 return ret; 714 return ret;
729 715
730 cs_failed: 716 cs_failed:
@@ -732,7 +718,6 @@ static int prism2_config(struct pcmcia_device *link)
732 718
733 failed: 719 failed:
734 kfree(hw_priv); 720 kfree(hw_priv);
735 kfree(cfg_mem);
736 prism2_release((u_long)link); 721 prism2_release((u_long)link);
737 return ret; 722 return ret;
738} 723}