/*
- *
* Copyright (C) 2002 Intersil Americas Inc.
* Copyright (C) 2003 Herbert Valerio Riedel <hvr@gnu.org>
*
*
*/
-#include <linux/version.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"
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
+ * 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[] = {
/* Intersil PRISM Duette/Prism GT Wireless LAN adapter */
static int prism54_probe(struct pci_dev *, const struct pci_device_id *);
static void prism54_remove(struct pci_dev *);
-static int prism54_suspend(struct pci_dev *, u32 state);
+static int prism54_suspend(struct pci_dev *, pm_message_t state);
static int prism54_resume(struct pci_dev *);
static struct pci_driver prism54_driver = {
islpci_private *priv;
int rvalue;
- /* TRACE(DRV_NAME); */
-
-
/* Enable the pci device */
if (pci_enable_device(pdev)) {
printk(KERN_ERR "%s: pci_enable_device() failed.\n", DRV_NAME);
}
/* enable PCI DMA */
- if (pci_set_dma_mask(pdev, 0xffffffff)) {
+ if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) {
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 ) {
if (rvalue || !mem_addr) {
printk(KERN_ERR "%s: PCI device memory region not configured; fix your BIOS or CardBus bridge/drivers\n",
DRV_NAME);
- goto do_pci_disable_device;
+ goto do_pci_release_regions;
}
/* enable PCI bus-mastering */
pci_set_master(pdev);
/* enable MWI */
- pci_set_mwi(pdev);
+ if (!pci_set_mwi(pdev))
+ printk(KERN_INFO "%s: pci_set_mwi(pdev) succeeded\n", DRV_NAME);
/* 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);
/* request for the interrupt before uploading the firmware */
rvalue = request_irq(pdev->irq, &islpci_interrupt,
- SA_SHIRQ, ndev->name, priv);
+ IRQF_SHARED, ndev->name, priv);
if (rvalue) {
/* error, could not hook the handler to the irq */
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:
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 */
}
free_netdev(ndev);
priv = NULL;
+ pci_clear_mwi(pdev);
+
pci_release_regions(pdev);
pci_disable_device(pdev);
}
int
-prism54_suspend(struct pci_dev *pdev, u32 state)
+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, priv->pci_state);
+ pci_save_state(pdev);
/* tell the device not to trigger interrupts for now... */
isl38xx_disable_interrupts(priv->device_base);
{
struct net_device *ndev = pci_get_drvdata(pdev);
islpci_private *priv = ndev ? netdev_priv(ndev) : NULL;
+ int err;
+
BUG_ON(!priv);
printk(KERN_NOTICE "%s: got resume request\n", ndev->name);
- pci_restore_state(pdev, priv->pci_state);
+ 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 */
islpci_reset(priv, 1);
__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