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path: root/drivers/char/tpm/tpm-sysfs.c
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Diffstat (limited to 'drivers/char/tpm/tpm-sysfs.c')
-rw-r--r--drivers/char/tpm/tpm-sysfs.c29
1 files changed, 5 insertions, 24 deletions
diff --git a/drivers/char/tpm/tpm-sysfs.c b/drivers/char/tpm/tpm-sysfs.c
index 01730a27ae07..ee66fd4673f3 100644
--- a/drivers/char/tpm/tpm-sysfs.c
+++ b/drivers/char/tpm/tpm-sysfs.c
@@ -20,25 +20,6 @@
#include <linux/device.h>
#include "tpm.h"
-/* XXX for now this helper is duplicated in tpm-interface.c */
-static ssize_t transmit_cmd(struct tpm_chip *chip, struct tpm_cmd_t *cmd,
- int len, const char *desc)
-{
- int err;
-
- len = tpm_transmit(chip, (u8 *) cmd, len);
- if (len < 0)
- return len;
- else if (len < TPM_HEADER_SIZE)
- return -EFAULT;
-
- err = be32_to_cpu(cmd->header.out.return_code);
- if (err != 0 && desc)
- dev_err(chip->dev, "A TPM error (%d) occurred %s\n", err, desc);
-
- return err;
-}
-
#define READ_PUBEK_RESULT_SIZE 314
#define TPM_ORD_READPUBEK cpu_to_be32(124)
static struct tpm_input_header tpm_readpubek_header = {
@@ -58,8 +39,8 @@ static ssize_t pubek_show(struct device *dev, struct device_attribute *attr,
struct tpm_chip *chip = dev_get_drvdata(dev);
tpm_cmd.header.in = tpm_readpubek_header;
- err = transmit_cmd(chip, &tpm_cmd, READ_PUBEK_RESULT_SIZE,
- "attempting to read the PUBEK");
+ err = tpm_transmit_cmd(chip, &tpm_cmd, READ_PUBEK_RESULT_SIZE,
+ "attempting to read the PUBEK");
if (err)
goto out;
@@ -303,16 +284,16 @@ static const struct attribute_group tpm_dev_group = {
int tpm_sysfs_add_device(struct tpm_chip *chip)
{
int err;
- err = sysfs_create_group(&chip->dev->kobj,
+ err = sysfs_create_group(&chip->pdev->kobj,
&tpm_dev_group);
if (err)
- dev_err(chip->dev,
+ dev_err(chip->pdev,
"failed to create sysfs attributes, %d\n", err);
return err;
}
void tpm_sysfs_del_device(struct tpm_chip *chip)
{
- sysfs_remove_group(&chip->dev->kobj, &tpm_dev_group);
+ sysfs_remove_group(&chip->pdev->kobj, &tpm_dev_group);
}