static int __devinit ilo_map_device(struct pci_dev *pdev, struct ilo_hwinfo *hw)
{
int error = -ENOMEM;
/* map the memory mapped i/o registers */
hw->mmio_vaddr = pci_iomap(pdev, 1, 0);
if (hw->mmio_vaddr == NULL) {
dev_err(&pdev->dev, "Error mapping mmio\n");
goto out;
}
/* map the adapter shared memory region */
hw->ram_vaddr = pci_iomap(pdev, 2, MAX_CCB * ILOHW_CCB_SZ);
if (hw->ram_vaddr == NULL) {
dev_err(&pdev->dev, "Error mapping shared mem\n");
goto mmio_free;
}
/* map the doorbell aperture */
hw->db_vaddr = pci_iomap(pdev, 3, MAX_CCB * ONE_DB_SIZE);
if (hw->db_vaddr == NULL) {
dev_err(&pdev->dev, "Error mapping doorbell\n");
goto ram_free;
}
return 0;
ram_free:
pci_iounmap(pdev, hw->ram_vaddr);
mmio_free:
pci_iounmap(pdev, hw->mmio_vaddr);
out:
return error;
}
static void kvaser_pci_del_chan(struct net_device *dev)
{
struct sja1000_priv *priv;
struct kvaser_pci *board;
int i;
if (!dev)
return;
priv = netdev_priv(dev);
board = priv->priv;
if (!board)
return;
dev_info(&board->pci_dev->dev, "Removing device %s\n",
dev->name);
/* Disable PCI interrupts */
kvaser_pci_disable_irq(dev);
for (i = 0; i < board->no_channels - 1; i++) {
if (board->slave_dev[i]) {
dev_info(&board->pci_dev->dev, "Removing device %s\n",
board->slave_dev[i]->name);
unregister_sja1000dev(board->slave_dev[i]);
free_sja1000dev(board->slave_dev[i]);
}
}
unregister_sja1000dev(dev);
pci_iounmap(board->pci_dev, priv->reg_base);
pci_iounmap(board->pci_dev, board->conf_addr);
pci_iounmap(board->pci_dev, board->res_addr);
free_sja1000dev(dev);
}
static void __devexit peak_pci_remove(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev); /* Last device */
struct sja1000_priv *priv = netdev_priv(dev);
struct peak_pci_chan *chan = priv->priv;
void __iomem *cfg_base = chan->cfg_base;
void __iomem *reg_base = priv->reg_base;
/* Disable interrupts */
writew(0x0, cfg_base + PITA_ICR + 2);
/* Loop over all registered devices */
while (1) {
dev_info(&pdev->dev, "removing device %s\n", dev->name);
unregister_sja1000dev(dev);
free_sja1000dev(dev);
dev = chan->prev_dev;
if (!dev)
break;
priv = netdev_priv(dev);
chan = priv->priv;
}
pci_iounmap(pdev, reg_base);
pci_iounmap(pdev, cfg_base);
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
}
static void ems_pci_del_card(struct pci_dev *pdev)
{
struct ems_pci_card *card = pci_get_drvdata(pdev);
struct net_device *dev;
int i = 0;
for (i = 0; i < card->channels; i++) {
dev = card->net_dev[i];
if (!dev)
continue;
dev_info(&pdev->dev, "Removing %s.\n", dev->name);
unregister_sja1000dev(dev);
free_sja1000dev(dev);
}
if (card->base_addr != NULL)
pci_iounmap(card->pci_dev, card->base_addr);
if (card->conf_addr != NULL)
pci_iounmap(card->pci_dev, card->conf_addr);
kfree(card);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
}
static void orinoco_tmd_remove_one(struct pci_dev *pdev)
{
struct orinoco_private *priv = pci_get_drvdata(pdev);
struct orinoco_pci_card *card = priv->card;
orinoco_if_del(priv);
free_irq(pdev->irq, priv);
free_orinocodev(priv);
pci_iounmap(pdev, priv->hw.iobase);
pci_iounmap(pdev, card->bridge_io);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
int ast_driver_unload(struct drm_device *dev)
{
struct ast_private *ast = dev->dev_private;
ast_mode_fini(dev);
ast_fbdev_fini(dev);
drm_mode_config_cleanup(dev);
ast_mm_fini(ast);
pci_iounmap(dev->pdev, ast->ioregs);
pci_iounmap(dev->pdev, ast->regs);
kfree(ast);
return 0;
}
static void ec_bhf_remove(struct pci_dev *dev)
{
struct net_device *net_dev = pci_get_drvdata(dev);
struct ec_bhf_priv *priv = netdev_priv(net_dev);
unregister_netdev(net_dev);
free_netdev(net_dev);
pci_iounmap(dev, priv->dma_io);
pci_iounmap(dev, priv->io);
pci_release_regions(dev);
pci_clear_master(dev);
pci_disable_device(dev);
}
void virtio_pci_legacy_remove(struct virtio_pci_device *vp_dev)
{
struct pci_dev *pci_dev = vp_dev->pci_dev;
pci_iounmap(pci_dev, vp_dev->ioaddr);
pci_release_region(pci_dev, 0);
}
/* Special reset function for Marathon CAN-bus-PCIe card */
static void plx_pci_reset_marathon_pcie(struct pci_dev *pdev)
{
void __iomem *addr;
void __iomem *reset_addr;
int i;
plx9056_pci_reset_common(pdev);
for (i = 0; i < 2; i++) {
struct plx_pci_channel_map *chan_map =
&plx_pci_card_info_marathon_pcie.chan_map_tbl[i];
addr = pci_iomap(pdev, chan_map->bar, chan_map->size);
if (!addr) {
dev_err(&pdev->dev, "Failed to remap reset "
"space %d (BAR%d)\n", i, chan_map->bar);
} else {
/* reset the SJA1000 chip */
#define MARATHON_PCIE_RESET_OFFSET 32
reset_addr = addr + chan_map->offset +
MARATHON_PCIE_RESET_OFFSET;
iowrite8(0x1, reset_addr);
udelay(100);
pci_iounmap(pdev, addr);
}
}
}
static int marvell_pata_active(struct pci_dev *pdev)
{
int i;
u32 devices;
void __iomem *barp;
/* We don't yet know how to do this for other devices */
if (pdev->device != 0x6145)
return 1;
barp = pci_iomap(pdev, 5, 0x10);
if (barp == NULL)
return -ENOMEM;
printk("BAR5:");
for(i = 0; i <= 0x0F; i++)
printk("%02X:%02X ", i, ioread8(barp + i));
printk("\n");
devices = ioread32(barp + 0x0C);
pci_iounmap(pdev, barp);
if (devices & 0x10)
return 1;
return 0;
}
/* Unmap the framebuffer from the core and release the memory */
static void mga_vram_fini(struct mga_device *mdev)
{
pci_iounmap(mdev->dev->pdev, mdev->rmmio);
mdev->rmmio = NULL;
if (mdev->mc.vram_base)
release_mem_region(mdev->mc.vram_base, mdev->mc.vram_window);
}
static void __devexit orinoco_plx_remove_one(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
struct orinoco_private *priv = netdev_priv(dev);
struct orinoco_pci_card *card = priv->card;
unregister_netdev(dev);
free_irq(pdev->irq, dev);
pci_set_drvdata(pdev, NULL);
free_orinocodev(dev);
pci_iounmap(pdev, priv->hw.iobase);
pci_iounmap(pdev, card->attr_io);
pci_iounmap(pdev, card->bridge_io);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
static int marvell_pre_reset(struct ata_link *link, unsigned long deadline)
{
struct ata_port *ap = link->ap;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
u32 devices;
void __iomem *barp;
int i;
/* Check if our port is enabled */
barp = pci_iomap(pdev, 5, 0x10);
if (barp == NULL)
return -ENOMEM;
printk("BAR5:");
for(i = 0; i <= 0x0F; i++)
printk("%02X:%02X ", i, ioread8(barp + i));
printk("\n");
devices = ioread32(barp + 0x0C);
pci_iounmap(pdev, barp);
if ((pdev->device == 0x6145) && (ap->port_no == 0) &&
(!(devices & 0x10))) /* PATA enable ? */
return -ENOENT;
return ata_std_prereset(link, deadline);
}
static void adf_cleanup_accel(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *accel_pci_dev = &accel_dev->accel_pci_dev;
int i;
adf_dev_shutdown(accel_dev);
for (i = 0; i < ADF_PCI_MAX_BARS; i++) {
struct adf_bar *bar = &accel_pci_dev->pci_bars[i];
if (bar->virt_addr)
pci_iounmap(accel_pci_dev->pci_dev, bar->virt_addr);
}
if (accel_dev->hw_device) {
switch (accel_dev->hw_device->pci_dev_id) {
case ADF_DH895XCC_PCI_DEVICE_ID:
adf_clean_hw_data_dh895xcc(accel_dev->hw_device);
break;
default:
break;
}
kfree(accel_dev->hw_device);
}
adf_cfg_dev_remove(accel_dev);
debugfs_remove(accel_dev->debugfs_dir);
adf_devmgr_rm_dev(accel_dev);
pci_release_regions(accel_pci_dev->pci_dev);
pci_disable_device(accel_pci_dev->pci_dev);
kfree(accel_dev);
}
/* Map the framebuffer from the card and configure the core */
static int mga_vram_init(struct mga_device *mdev)
{
void __iomem *mem;
struct apertures_struct *aper = alloc_apertures(1);
if (!aper)
return -ENOMEM;
/* BAR 0 is VRAM */
mdev->mc.vram_base = pci_resource_start(mdev->dev->pdev, 0);
mdev->mc.vram_window = pci_resource_len(mdev->dev->pdev, 0);
aper->ranges[0].base = mdev->mc.vram_base;
aper->ranges[0].size = mdev->mc.vram_window;
remove_conflicting_framebuffers(aper, "mgafb", true);
kfree(aper);
if (!devm_request_mem_region(mdev->dev->dev, mdev->mc.vram_base, mdev->mc.vram_window,
"mgadrmfb_vram")) {
DRM_ERROR("can't reserve VRAM\n");
return -ENXIO;
}
mem = pci_iomap(mdev->dev->pdev, 0, 0);
mdev->mc.vram_size = mga_probe_vram(mdev, mem);
pci_iounmap(mdev->dev->pdev, mem);
return 0;
}
static void wil_pcie_remove(struct pci_dev *pdev)
{
struct wil6210_priv *wil = pci_get_drvdata(pdev);
void __iomem *csr = wil->csr;
wil_dbg_misc(wil, "%s()\n", __func__);
#ifdef CONFIG_PM
#ifdef CONFIG_PM_SLEEP
unregister_pm_notifier(&wil->pm_notify);
#endif /* CONFIG_PM_SLEEP */
#endif /* CONFIG_PM */
wil6210_debugfs_remove(wil);
rtnl_lock();
wil_p2p_wdev_free(wil);
rtnl_unlock();
wil_if_remove(wil);
wil_if_pcie_disable(wil);
pci_iounmap(pdev, csr);
pci_release_region(pdev, 0);
pci_disable_device(pdev);
if (wil->platform_ops.uninit)
wil->platform_ops.uninit(wil->platform_handle);
wil_if_free(wil);
}
void
xordev_remove(struct pci_dev *dev)
/* PCI device destructor */
{
struct xordev_str *xordev;
int j;
dev_t devt;
mutex_lock(&global_lock);
xordev = pci_get_drvdata(dev);
iowrite32(0, xordev->bar + BAR_INTR_EN); /* disable interruptions */
free_irq(dev->irq, xordev);
pci_iounmap(dev, xordev->bar);
pci_release_regions(dev);
pci_disable_device(dev);
for (j = 0; j < 3; j++) {
devt = MKDEV(MAJOR(xordev->devno), MINOR(xordev->devno) + j);
device_destroy(xordev_class, devt);
cdev_del(&xordev->cdev[j]);
}
mutex_destroy(&xordev->mutex);
mutex_unlock(&global_lock);
return ;
}
/**
* mei_remove - Device Removal Routine
*
* @pdev: PCI device structure
*
* mei_remove is called by the PCI subsystem to alert the driver
* that it should release a PCI device.
*/
static void mei_me_remove(struct pci_dev *pdev)
{
struct mei_device *dev;
struct mei_me_hw *hw;
dev = pci_get_drvdata(pdev);
if (!dev)
return;
hw = to_me_hw(dev);
dev_dbg(&pdev->dev, "stop\n");
mei_stop(dev);
/* disable interrupts */
mei_disable_interrupts(dev);
free_irq(pdev->irq, dev);
pci_disable_msi(pdev);
if (hw->mem_addr)
pci_iounmap(pdev, hw->mem_addr);
mei_deregister(dev);
kfree(dev);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
static int piix_disable_ahci(struct pci_dev *pdev)
{
void __iomem *mmio;
u32 tmp;
int rc = 0;
/* BUG: pci_enable_device has not yet been called. This
* works because this device is usually set up by BIOS.
*/
if (!pci_resource_start(pdev, AHCI_PCI_BAR) ||
!pci_resource_len(pdev, AHCI_PCI_BAR))
return 0;
mmio = pci_iomap(pdev, AHCI_PCI_BAR, 64);
if (!mmio)
return -ENOMEM;
tmp = readl(mmio + AHCI_GLOBAL_CTL);
if (tmp & AHCI_ENABLE) {
tmp &= ~AHCI_ENABLE;
writel(tmp, mmio + AHCI_GLOBAL_CTL);
tmp = readl(mmio + AHCI_GLOBAL_CTL);
if (tmp & AHCI_ENABLE)
rc = -EIO;
}
pci_iounmap(pdev, mmio);
return rc;
}
static void tpci200_unregister(struct tpci200_board *tpci200)
{
free_irq(tpci200->info->pdev->irq, (void *) tpci200);
pci_iounmap(tpci200->info->pdev, tpci200->info->interface_regs);
pci_iounmap(tpci200->info->pdev, tpci200->info->cfg_regs);
pci_release_region(tpci200->info->pdev, TPCI200_IP_INTERFACE_BAR);
pci_release_region(tpci200->info->pdev, TPCI200_IO_ID_INT_SPACES_BAR);
pci_release_region(tpci200->info->pdev, TPCI200_MEM16_SPACE_BAR);
pci_release_region(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR);
pci_release_region(tpci200->info->pdev, TPCI200_CFG_MEM_BAR);
pci_disable_device(tpci200->info->pdev);
pci_dev_put(tpci200->info->pdev);
}
/**
* ci13xxx_pci_probe: PCI probe
* @pdev: USB device controller being probed
* @id: PCI hotplug ID connecting controller to UDC framework
*
* This function returns an error code
* Allocates basic PCI resources for this USB device controller, and then
* invokes the udc_probe() method to start the UDC associated with it
*/
static int __devinit ci13xxx_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
void __iomem *regs = NULL;
int retval = 0;
if (id == NULL)
return -EINVAL;
retval = pci_enable_device(pdev);
if (retval)
goto done;
if (!pdev->irq) {
dev_err(&pdev->dev, "No IRQ, check BIOS/PCI setup!");
retval = -ENODEV;
goto disable_device;
}
retval = pci_request_regions(pdev, UDC_DRIVER_NAME);
if (retval)
goto disable_device;
/* BAR 0 holds all the registers */
regs = pci_iomap(pdev, 0, 0);
if (!regs) {
dev_err(&pdev->dev, "Error mapping memory!");
retval = -EFAULT;
goto release_regions;
}
pci_set_drvdata(pdev, (__force void *)regs);
pci_set_master(pdev);
pci_try_set_mwi(pdev);
retval = udc_probe(&ci13xxx_pci_udc_driver, &pdev->dev, regs);
if (retval)
goto iounmap;
/* our device does not have MSI capability */
retval = request_irq(pdev->irq, ci13xxx_pci_irq, IRQF_SHARED,
UDC_DRIVER_NAME, pdev);
if (retval)
goto gadget_remove;
return 0;
gadget_remove:
udc_remove();
iounmap:
pci_iounmap(pdev, regs);
release_regions:
pci_release_regions(pdev);
disable_device:
pci_disable_device(pdev);
done:
return retval;
}
static void orinoco_nortel_remove_one(struct pci_dev *pdev)
{
struct orinoco_private *priv = pci_get_drvdata(pdev);
struct orinoco_pci_card *card = priv->card;
/* Clear LEDs */
iowrite16(0, card->bridge_io + 10);
orinoco_if_del(priv);
free_irq(pdev->irq, priv);
free_orinocodev(priv);
pci_iounmap(pdev, priv->hw.iobase);
pci_iounmap(pdev, card->attr_io);
pci_iounmap(pdev, card->bridge_io);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
static void hypercall_cleanup_dev(struct hypercall_dev *dev)
{
DPRINTK("cleaning up\n");
pci_release_regions(dev->pci_dev);
pci_iounmap(dev->pci_dev, (void*)dev->io_addr);
pci_set_drvdata (dev->pci_dev, NULL);
kfree(dev);
}
/**
* ci13xxx_pci_remove: PCI remove
* @pdev: USB Device Controller being removed
*
* Reverses the effect of ci13xxx_pci_probe(),
* first invoking the udc_remove() and then releases
* all PCI resources allocated for this USB device controller
*/
static void __devexit ci13xxx_pci_remove(struct pci_dev *pdev)
{
free_irq(pdev->irq, pdev);
udc_remove();
pci_iounmap(pdev, (__force void __iomem *)pci_get_drvdata(pdev));
pci_release_regions(pdev);
pci_disable_device(pdev);
}
static void __devexit agnx_pci_remove(struct pci_dev *pdev)
{
struct ieee80211_hw *dev = pci_get_drvdata(pdev);
struct agnx_priv *priv;
AGNX_TRACE;
if (!dev)
return;
priv = dev->priv;
ieee80211_unregister_hw(dev);
pci_iounmap(pdev, priv->ctl);
pci_iounmap(pdev, priv->data);
pci_release_regions(pdev);
pci_disable_device(pdev);
ieee80211_free_hw(dev);
}
static void ath_pci_cleanup(struct ath_softc *sc)
{
struct pci_dev *pdev = to_pci_dev(sc->dev);
pci_iounmap(pdev, sc->mem);
pci_disable_device(pdev);
pci_release_region(pdev, 0);
}
static int __devinit
geode_aes_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
int ret;
ret = pci_enable_device(dev);
if (ret)
return ret;
ret = pci_request_regions(dev, "geode-aes");
if (ret)
goto eenable;
_iobase = pci_iomap(dev, 0, 0);
if (_iobase == NULL) {
ret = -ENOMEM;
goto erequest;
}
spin_lock_init(&lock);
/* Clear any pending activity */
iowrite32(AES_INTR_PENDING | AES_INTR_MASK, _iobase + AES_INTR_REG);
ret = crypto_register_alg(&geode_alg);
if (ret)
goto eiomap;
ret = crypto_register_alg(&geode_ecb_alg);
if (ret)
goto ealg;
ret = crypto_register_alg(&geode_cbc_alg);
if (ret)
goto eecb;
printk(KERN_NOTICE "geode-aes: GEODE AES engine enabled.\n");
return 0;
eecb:
crypto_unregister_alg(&geode_ecb_alg);
ealg:
crypto_unregister_alg(&geode_alg);
eiomap:
pci_iounmap(dev, _iobase);
erequest:
pci_release_regions(dev);
eenable:
pci_disable_device(dev);
printk(KERN_ERR "geode-aes: GEODE AES initialization failed.\n");
return ret;
}
static int i2c_vr_unmapregs(struct pci_dev *dev, int idx)
{
if (!dev || idx >= I2C_VR_ADAP_NR)
return -EINVAL;
if (i2c_vr[idx].regs)
pci_iounmap(dev, i2c_vr[idx].regs);
return 0;
}
static void mei_txe_pci_iounmap(struct pci_dev *pdev, struct mei_txe_hw *hw)
{
int i;
for (i = SEC_BAR; i < NUM_OF_MEM_BARS; i++) {
if (hw->mem_addr[i]) {
pci_iounmap(pdev, hw->mem_addr[i]);
hw->mem_addr[i] = NULL;
}
}
}
/**
* genwqe_pci_remove() - Free PCIe related resources for our card
*/
static void genwqe_pci_remove(struct genwqe_dev *cd)
{
struct pci_dev *pci_dev = cd->pci_dev;
if (cd->mmio)
pci_iounmap(pci_dev, cd->mmio);
pci_release_mem_regions(pci_dev);
pci_disable_device(pci_dev);
}