aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/prism54/islpci_hotplug.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/prism54/islpci_hotplug.c')
-rw-r--r--drivers/net/wireless/prism54/islpci_hotplug.c80
1 files changed, 40 insertions, 40 deletions
diff --git a/drivers/net/wireless/prism54/islpci_hotplug.c b/drivers/net/wireless/prism54/islpci_hotplug.c
index c17391d947f..1105a12dbde 100644
--- a/drivers/net/wireless/prism54/islpci_hotplug.c
+++ b/drivers/net/wireless/prism54/islpci_hotplug.c
@@ -1,5 +1,4 @@
/*
- *
* Copyright (C) 2002 Intersil Americas Inc.
* Copyright (C) 2003 Herbert Valerio Riedel <hvr@gnu.org>
*
@@ -13,25 +12,22 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*/
-#include <linux/version.h>
+#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/init.h> /* For __init, __exit */
+#include <linux/dma-mapping.h>
#include "prismcompat.h"
#include "islpci_dev.h"
#include "islpci_mgt.h" /* for pc_debug */
#include "isl_oid.h"
-#define DRV_NAME "prism54"
-#define DRV_VERSION "1.2"
-
MODULE_AUTHOR("[Intersil] R.Bastings and W.Termorshuizen, The prism54.org Development Team <prism54-devel@prism54.org>");
MODULE_DESCRIPTION("The Prism54 802.11 Wireless LAN adapter");
MODULE_LICENSE("GPL");
@@ -40,10 +36,10 @@ static int init_pcitm = 0;
module_param(init_pcitm, int, 0);
/* In this order: vendor, device, subvendor, subdevice, class, class_mask,
- * driver_data
- * If you have an update for this please contact prism54-devel@prism54.org
- * The latest list can be found at http://prism54.org/supported_cards.php */
-static const struct pci_device_id prism54_id_tbl[] = {
+ * driver_data
+ * If you have an update for this please contact prism54-devel@prism54.org
+ * The latest list can be found at http://wireless.kernel.org/en/users/Drivers/p54 */
+static DEFINE_PCI_DEVICE_TABLE(prism54_id_tbl) = {
/* Intersil PRISM Duette/Prism GT Wireless LAN adapter */
{
0x1260, 0x3890,
@@ -53,9 +49,7 @@ static const struct pci_device_id prism54_id_tbl[] = {
/* 3COM 3CRWE154G72 Wireless LAN adapter */
{
- 0x10b7, 0x6001,
- PCI_ANY_ID, PCI_ANY_ID,
- 0, 0, 0
+ PCI_VDEVICE(3COM, 0x6001), 0
},
/* Intersil PRISM Indigo Wireless LAN adapter */
@@ -91,14 +85,13 @@ static struct pci_driver prism54_driver = {
.remove = prism54_remove,
.suspend = prism54_suspend,
.resume = prism54_resume,
- /* .enable_wake ; we don't support this yet */
};
/******************************************************************************
Module initialization functions
******************************************************************************/
-int
+static int
prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct net_device *ndev;
@@ -125,22 +118,22 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
/* enable PCI DMA */
- if (pci_set_dma_mask(pdev, 0xffffffff)) {
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
printk(KERN_ERR "%s: 32-bit PCI DMA not supported", DRV_NAME);
goto do_pci_disable_device;
}
/* 0x40 is the programmable timer to configure the response timeout (TRDY_TIMEOUT)
* 0x41 is the programmable timer to configure the retry timeout (RETRY_TIMEOUT)
- * The RETRY_TIMEOUT is used to set the number of retries that the core, as a
- * Master, will perform before abandoning a cycle. The default value for
- * RETRY_TIMEOUT is 0x80, which far exceeds the PCI 2.1 requirement for new
- * devices. A write of zero to the RETRY_TIMEOUT register disables this
- * function to allow use with any non-compliant legacy devices that may
- * execute more retries.
+ * The RETRY_TIMEOUT is used to set the number of retries that the core, as a
+ * Master, will perform before abandoning a cycle. The default value for
+ * RETRY_TIMEOUT is 0x80, which far exceeds the PCI 2.1 requirement for new
+ * devices. A write of zero to the RETRY_TIMEOUT register disables this
+ * function to allow use with any non-compliant legacy devices that may
+ * execute more retries.
*
- * Writing zero to both these two registers will disable both timeouts and
- * *can* solve problems caused by devices that are slow to respond.
+ * Writing zero to both these two registers will disable both timeouts and
+ * *can* solve problems caused by devices that are slow to respond.
* Make this configurable - MSW
*/
if ( init_pcitm >= 0 ) {
@@ -171,14 +164,14 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id)
pci_set_master(pdev);
/* enable MWI */
- pci_set_mwi(pdev);
+ pci_try_set_mwi(pdev);
/* setup the network device interface and its structure */
if (!(ndev = islpci_setup(pdev))) {
/* error configuring the driver as a network device */
printk(KERN_ERR "%s: could not configure network device\n",
DRV_NAME);
- goto do_pci_release_regions;
+ goto do_pci_clear_mwi;
}
priv = netdev_priv(ndev);
@@ -188,8 +181,8 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id)
isl38xx_disable_interrupts(priv->device_base);
/* request for the interrupt before uploading the firmware */
- rvalue = request_irq(pdev->irq, &islpci_interrupt,
- SA_SHIRQ, ndev->name, priv);
+ rvalue = request_irq(pdev->irq, islpci_interrupt,
+ IRQF_SHARED, ndev->name, priv);
if (rvalue) {
/* error, could not hook the handler to the irq */
@@ -205,9 +198,10 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id)
do_unregister_netdev:
unregister_netdev(ndev);
islpci_free_memory(priv);
- pci_set_drvdata(pdev, NULL);
free_netdev(ndev);
priv = NULL;
+ do_pci_clear_mwi:
+ pci_clear_mwi(pdev);
do_pci_release_regions:
pci_release_regions(pdev);
do_pci_disable_device:
@@ -219,7 +213,7 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id)
static volatile int __in_cleanup_module = 0;
/* this one removes one(!!) instance only */
-void
+static void
prism54_remove(struct pci_dev *pdev)
{
struct net_device *ndev = pci_get_drvdata(pdev);
@@ -241,7 +235,7 @@ prism54_remove(struct pci_dev *pdev)
isl38xx_disable_interrupts(priv->device_base);
islpci_set_state(priv, PRV_STATE_OFF);
/* This bellow causes a lockup at rmmod time. It might be
- * because some interrupts still linger after rmmod time,
+ * because some interrupts still linger after rmmod time,
* see bug #17 */
/* pci_set_power_state(pdev, 3);*/ /* try to power-off */
}
@@ -251,24 +245,23 @@ prism54_remove(struct pci_dev *pdev)
/* free the PCI memory and unmap the remapped page */
islpci_free_memory(priv);
- pci_set_drvdata(pdev, NULL);
free_netdev(ndev);
priv = NULL;
+ pci_clear_mwi(pdev);
+
pci_release_regions(pdev);
pci_disable_device(pdev);
}
-int
+static int
prism54_suspend(struct pci_dev *pdev, pm_message_t state)
{
struct net_device *ndev = pci_get_drvdata(pdev);
islpci_private *priv = ndev ? netdev_priv(ndev) : NULL;
BUG_ON(!priv);
- printk(KERN_NOTICE "%s: got suspend request (state %d)\n",
- ndev->name, state);
pci_save_state(pdev);
@@ -285,17 +278,24 @@ prism54_suspend(struct pci_dev *pdev, pm_message_t state)
return 0;
}
-int
+static int
prism54_resume(struct pci_dev *pdev)
{
struct net_device *ndev = pci_get_drvdata(pdev);
islpci_private *priv = ndev ? netdev_priv(ndev) : NULL;
- BUG_ON(!priv);
+ int err;
- pci_enable_device(pdev);
+ BUG_ON(!priv);
printk(KERN_NOTICE "%s: got resume request\n", ndev->name);
+ err = pci_enable_device(pdev);
+ if (err) {
+ printk(KERN_ERR "%s: pci_enable_device failed on resume\n",
+ ndev->name);
+ return err;
+ }
+
pci_restore_state(pdev);
/* alright let's go into the PREBOOT state */
@@ -315,7 +315,7 @@ prism54_module_init(void)
__bug_on_wrong_struct_sizes ();
- return pci_module_init(&prism54_driver);
+ return pci_register_driver(&prism54_driver);
}
/* by the time prism54_module_exit() terminates, as a postcondition
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-13 22:08:29 +0000