* Reiner Sailer <sailer@watson.ibm.com>
* Kylene Hall <kjhall@us.ibm.com>
*
- * Maintained by: <tpmdd_devel@lists.sourceforge.net>
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
*
* Device driver for TCG/TCPA TPM (trusted platform module).
* Specifications at www.trustedcomputinggroup.org
*/
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include "tpm.h"
/* National definitions */
static struct platform_device *pdev = NULL;
-static void __devexit tpm_nsc_remove(struct device *dev)
+static void tpm_nsc_remove(struct device *dev)
{
struct tpm_chip *chip = dev_get_drvdata(dev);
if ( chip ) {
}
}
-static struct device_driver nsc_drv = {
- .name = "tpm_nsc",
- .bus = &platform_bus_type,
- .owner = THIS_MODULE,
- .suspend = tpm_pm_suspend,
- .resume = tpm_pm_resume,
+static int tpm_nsc_suspend(struct platform_device *dev, pm_message_t msg)
+{
+ return tpm_pm_suspend(&dev->dev, msg);
+}
+
+static int tpm_nsc_resume(struct platform_device *dev)
+{
+ return tpm_pm_resume(&dev->dev);
+}
+
+static struct platform_driver nsc_drv = {
+ .suspend = tpm_nsc_suspend,
+ .resume = tpm_nsc_resume,
+ .driver = {
+ .name = "tpm_nsc",
+ .owner = THIS_MODULE,
+ },
};
static int __init init_nsc(void)
{
int rc = 0;
- int lo, hi;
+ int lo, hi, err;
int nscAddrBase = TPM_ADDR;
struct tpm_chip *chip;
unsigned long base;
return -ENODEV;
}
- driver_register(&nsc_drv);
+ err = platform_driver_register(&nsc_drv);
+ if (err)
+ return err;
hi = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_HI);
lo = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_LO);
/* enable the DPM module */
tpm_write_index(nscAddrBase, NSC_LDC_INDEX, 0x01);
- pdev = kzalloc(sizeof(struct platform_device), GFP_KERNEL);
+ pdev = platform_device_alloc("tpm_nscl0", -1);
if (!pdev) {
rc = -ENOMEM;
goto err_unreg_drv;
}
- pdev->name = "tpm_nscl0";
- pdev->id = -1;
pdev->num_resources = 0;
+ pdev->dev.driver = &nsc_drv.driver;
pdev->dev.release = tpm_nsc_remove;
- pdev->dev.driver = &nsc_drv;
if ((rc = platform_device_register(pdev)) < 0)
goto err_free_dev;
err_free_dev:
kfree(pdev);
err_unreg_drv:
- driver_unregister(&nsc_drv);
+ platform_driver_unregister(&nsc_drv);
return rc;
}
pdev = NULL;
}
- driver_unregister(&nsc_drv);
+ platform_driver_unregister(&nsc_drv);
}
module_init(init_nsc);