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path: root/drivers/char/tpm/tpm_tis.c
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Diffstat (limited to 'drivers/char/tpm/tpm_tis.c')
-rw-r--r--drivers/char/tpm/tpm_tis.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index ed1879c0dd8d..717af7ad1bdf 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -630,12 +630,23 @@ static struct pnp_device_id tpm_pnp_tbl[] __devinitdata = {
{"", 0} /* Terminator */
};
+static __devexit void tpm_tis_pnp_remove(struct pnp_dev *dev)
+{
+ struct tpm_chip *chip = pnp_get_drvdata(dev);
+
+ tpm_dev_vendor_release(chip);
+
+ kfree(chip);
+}
+
+
static struct pnp_driver tis_pnp_driver = {
.name = "tpm_tis",
.id_table = tpm_pnp_tbl,
.probe = tpm_tis_pnp_init,
.suspend = tpm_tis_pnp_suspend,
.resume = tpm_tis_pnp_resume,
+ .remove = tpm_tis_pnp_remove,
};
#define TIS_HID_USR_IDX sizeof(tpm_pnp_tbl)/sizeof(struct pnp_device_id) -2
@@ -683,6 +694,7 @@ static void __exit cleanup_tis(void)
spin_lock(&tis_lock);
list_for_each_entry_safe(i, j, &tis_chips, list) {
chip = to_tpm_chip(i);
+ tpm_remove_hardware(chip->dev);
iowrite32(~TPM_GLOBAL_INT_ENABLE &
ioread32(chip->vendor.iobase +
TPM_INT_ENABLE(chip->vendor.
@@ -694,9 +706,9 @@ static void __exit cleanup_tis(void)
free_irq(chip->vendor.irq, chip);
iounmap(i->iobase);
list_del(&i->list);
- tpm_remove_hardware(chip->dev);
}
spin_unlock(&tis_lock);
+
if (force) {
platform_device_unregister(pdev);
driver_unregister(&tis_drv);