tpm: rename vendor data to priv and provide an accessor

"data" was too generic a name for what's being used as a generic
private pointer by vendor-specific code. Rename it to "priv" and provide
a #define for users.

Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>
This commit is contained in:
Kent Yoder 2012-12-05 11:36:20 -06:00
parent 251a7b0821
commit 775585e47c
2 changed files with 7 additions and 5 deletions

View file

@ -101,12 +101,14 @@ struct tpm_vendor_specific {
bool timeout_adjusted;
unsigned long duration[3]; /* jiffies */
bool duration_adjusted;
void *data;
void *priv;
wait_queue_head_t read_queue;
wait_queue_head_t int_queue;
};
#define TPM_VPRIV(c) (c)->vendor.priv
#define TPM_VID_INTEL 0x8086
struct tpm_chip {

View file

@ -64,7 +64,7 @@ static struct ibmvtpm_dev *ibmvtpm_get_data(const struct device *dev)
{
struct tpm_chip *chip = dev_get_drvdata(dev);
if (chip)
return (struct ibmvtpm_dev *)chip->vendor.data;
return (struct ibmvtpm_dev *)TPM_VPRIV(chip);
return NULL;
}
@ -83,7 +83,7 @@ static int tpm_ibmvtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count)
u16 len;
int sig;
ibmvtpm = (struct ibmvtpm_dev *)chip->vendor.data;
ibmvtpm = (struct ibmvtpm_dev *)TPM_VPRIV(chip);
if (!ibmvtpm->rtce_buf) {
dev_err(ibmvtpm->dev, "ibmvtpm device is not ready\n");
@ -127,7 +127,7 @@ static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
u64 *word = (u64 *) &crq;
int rc;
ibmvtpm = (struct ibmvtpm_dev *)chip->vendor.data;
ibmvtpm = (struct ibmvtpm_dev *)TPM_VPRIV(chip);
if (!ibmvtpm->rtce_buf) {
dev_err(ibmvtpm->dev, "ibmvtpm device is not ready\n");
@ -647,7 +647,7 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
ibmvtpm->dev = dev;
ibmvtpm->vdev = vio_dev;
chip->vendor.data = (void *)ibmvtpm;
TPM_VPRIV(chip) = (void *)ibmvtpm;
spin_lock_init(&ibmvtpm->rtce_lock);