X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Ftpm-common.h;h=b2c5404430f5ce22f4b97659b046527798cbb064;hb=c56289ddafce3d1ec442fb18064f136c2c47d0bb;hp=998b4fbb4159a44646fff2108b5add4713b20362;hpb=90eba245a66aa20589404ba537215faf2012c1a3;p=platform%2Fkernel%2Fu-boot.git

diff --git a/include/tpm-common.h b/include/tpm-common.h
index 998b4fb..b2c5404 100644
--- a/include/tpm-common.h
+++ b/include/tpm-common.h
@@ -120,6 +120,16 @@ struct tpm_ops {
 	int (*get_desc)(struct udevice *dev, char *buf, int size);
 
 	/**
+	 * report_state() - Collect information about the current TPM state
+	 *
+	 * @dev:	Device to check
+	 * @buf:	Buffer to put the string
+	 * @size:	Maximum size of buffer
+	 * Return: return code of the operation (0 = success)
+	 */
+	int (*report_state)(struct udevice *dev, char *buf, int size);
+
+	/**
 	 * send() - send data to the TPM
 	 *
 	 * @dev:	Device to talk to
@@ -220,7 +230,7 @@ int tpm_close(struct udevice *dev);
  * tpm_clear_and_reenable() - Force clear the TPM and reenable it
  *
  * @dev: TPM device
- * @return 0 on success, -ve on failure
+ * Return: 0 on success, -ve on failure
  */
 u32 tpm_clear_and_reenable(struct udevice *dev);
 
@@ -230,11 +240,21 @@ u32 tpm_clear_and_reenable(struct udevice *dev);
  * @dev:	Device to check
  * @buf:	Buffer to put the string
  * @size:	Maximum size of buffer
- * @return length of string, or -ENOSPC it no space
+ * Return: length of string, or -ENOSPC it no space
  */
 int tpm_get_desc(struct udevice *dev, char *buf, int size);
 
 /**
+ * tpm_report_state() - Collect information about the current TPM state
+ *
+ * @dev:	Device to check
+ * @buf:	Buffer to put the string
+ * @size:	Maximum size of buffer
+ * Return: return code of the operation (0 = success)
+ */
+int tpm_report_state(struct udevice *dev, char *buf, int size);
+
+/**
  * tpm_xfer() - send data to the TPM and get response
  *
  * This first uses the device's send() method to send the bytes. Then it calls
@@ -263,14 +283,14 @@ int tpm_xfer(struct udevice *dev, const u8 *sendbuf, size_t send_size,
  * Initialize TPM device.  It must be called before any TPM commands.
  *
  * @dev - TPM device
- * @return 0 on success, non-0 on error.
+ * Return: 0 on success, non-0 on error.
  */
 int tpm_init(struct udevice *dev);
 
 /**
  * Retrieve the array containing all the v1 (resp. v2) commands.
  *
- * @return a struct cmd_tbl array.
+ * Return: a struct cmd_tbl array.
  */
 #if defined(CONFIG_TPM_V1)
 struct cmd_tbl *get_tpm1_commands(unsigned int *size);
@@ -296,7 +316,7 @@ static inline struct cmd_tbl *get_tpm2_commands(unsigned int *size)
  * it supports.
  *
  * @dev: TPM device
- * @return version number (TPM_V1 or TPMV2)
+ * Return: version number (TPM_V1 or TPMV2)
  */
 enum tpm_version tpm_get_version(struct udevice *dev);