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>
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 04b4547..cbee631 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -101,12 +101,14 @@
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 {
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index 9978609..6cd99bc 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -64,7 +64,7 @@
{
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 @@
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 @@
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 @@
ibmvtpm->dev = dev;
ibmvtpm->vdev = vio_dev;
- chip->vendor.data = (void *)ibmvtpm;
+ TPM_VPRIV(chip) = (void *)ibmvtpm;
spin_lock_init(&ibmvtpm->rtce_lock);