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Message-Id: <1479315821-27349-4-git-send-email-tomas.winkler@intel.com>
Date: Wed, 16 Nov 2016 19:03:41 +0200
From: Tomas Winkler <tomas.winkler@...el.com>
To: tpmdd-devel@...ts.sourceforge.net,
Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc: linux-kernel@...r.kernel.org,
Tomas Winkler <tomas.winkler@...el.com>
Subject: [PATCH 4/4] tpm/vtpm: fix kdoc warnings
Use corret kdoc format for function description and eliminate warning
of type:
tpm_ibmvtpm.c:66: warning: No description found for parameter 'count'
Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
---
drivers/char/tpm/tpm_ibmvtpm.c | 51 +++++++++++++++++++--------------------
drivers/char/tpm/tpm_vtpm_proxy.c | 48 +++++++++++++++++++++++++++---------
2 files changed, 61 insertions(+), 38 deletions(-)
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index 946025a7413b..bd5da4beb012 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -40,11 +40,12 @@ MODULE_DEVICE_TABLE(vio, tpm_ibmvtpm_device_table);
/**
* ibmvtpm_send_crq - Send a CRQ request
+ *
* @vdev: vio device struct
* @w1: first word
* @w2: second word
*
- * Return value:
+ * Return:
* 0 -Sucess
* Non-zero - Failure
*/
@@ -55,11 +56,12 @@ static int ibmvtpm_send_crq(struct vio_dev *vdev, u64 w1, u64 w2)
/**
* tpm_ibmvtpm_recv - Receive data after send
+ *
* @chip: tpm chip struct
* @buf: buffer to read
- * count: size of buffer
+ * @count: size of buffer
*
- * Return value:
+ * Return:
* Number of bytes read
*/
static int tpm_ibmvtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count)
@@ -96,11 +98,12 @@ static int tpm_ibmvtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count)
/**
* tpm_ibmvtpm_send - Send tpm request
+ *
* @chip: tpm chip struct
* @buf: buffer contains data to send
- * count: size of buffer
+ * @count: size of buffer
*
- * Return value:
+ * Return:
* Number of bytes sent
*/
static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
@@ -172,7 +175,7 @@ static u8 tpm_ibmvtpm_status(struct tpm_chip *chip)
* ibmvtpm_crq_get_rtce_size - Send a CRQ request to get rtce size
* @ibmvtpm: vtpm device struct
*
- * Return value:
+ * Return:
* 0 - Success
* Non-zero - Failure
*/
@@ -199,7 +202,7 @@ static int ibmvtpm_crq_get_rtce_size(struct ibmvtpm_dev *ibmvtpm)
* - Note that this is vtpm version and not tpm version
* @ibmvtpm: vtpm device struct
*
- * Return value:
+ * Return:
* 0 - Success
* Non-zero - Failure
*/
@@ -225,7 +228,7 @@ static int ibmvtpm_crq_get_version(struct ibmvtpm_dev *ibmvtpm)
* ibmvtpm_crq_send_init_complete - Send a CRQ initialize complete message
* @ibmvtpm: vtpm device struct
*
- * Return value:
+ * Return:
* 0 - Success
* Non-zero - Failure
*/
@@ -245,7 +248,7 @@ static int ibmvtpm_crq_send_init_complete(struct ibmvtpm_dev *ibmvtpm)
* ibmvtpm_crq_send_init - Send a CRQ initialize message
* @ibmvtpm: vtpm device struct
*
- * Return value:
+ * Return:
* 0 - Success
* Non-zero - Failure
*/
@@ -265,7 +268,7 @@ static int ibmvtpm_crq_send_init(struct ibmvtpm_dev *ibmvtpm)
* tpm_ibmvtpm_remove - ibm vtpm remove entry point
* @vdev: vio device struct
*
- * Return value:
+ * Return:
* 0
*/
static int tpm_ibmvtpm_remove(struct vio_dev *vdev)
@@ -303,7 +306,7 @@ static int tpm_ibmvtpm_remove(struct vio_dev *vdev)
* tpm_ibmvtpm_get_desired_dma - Get DMA size needed by this driver
* @vdev: vio device struct
*
- * Return value:
+ * Return:
* Number of bytes the driver needs to DMA map
*/
static unsigned long tpm_ibmvtpm_get_desired_dma(struct vio_dev *vdev)
@@ -325,7 +328,7 @@ static unsigned long tpm_ibmvtpm_get_desired_dma(struct vio_dev *vdev)
* tpm_ibmvtpm_suspend - Suspend
* @dev: device struct
*
- * Return value:
+ * Return:
* 0
*/
static int tpm_ibmvtpm_suspend(struct device *dev)
@@ -352,7 +355,7 @@ static int tpm_ibmvtpm_suspend(struct device *dev)
* ibmvtpm_reset_crq - Reset CRQ
* @ibmvtpm: ibm vtpm struct
*
- * Return value:
+ * Return:
* 0 - Success
* Non-zero - Failure
*/
@@ -378,7 +381,7 @@ static int ibmvtpm_reset_crq(struct ibmvtpm_dev *ibmvtpm)
* tpm_ibmvtpm_resume - Resume from suspend
* @dev: device struct
*
- * Return value:
+ * Return:
* 0
*/
static int tpm_ibmvtpm_resume(struct device *dev)
@@ -434,10 +437,10 @@ static const struct dev_pm_ops tpm_ibmvtpm_pm_ops = {
/**
* ibmvtpm_crq_get_next - Get next responded crq
- * @ibmvtpm vtpm device struct
*
- * Return value:
- * vtpm crq pointer
+ * @ibmvtpm: vtpm device struct
+ *
+ * Return: vtpm crq pointer or NULL
*/
static struct ibmvtpm_crq *ibmvtpm_crq_get_next(struct ibmvtpm_dev *ibmvtpm)
{
@@ -455,11 +458,10 @@ static struct ibmvtpm_crq *ibmvtpm_crq_get_next(struct ibmvtpm_dev *ibmvtpm)
/**
* ibmvtpm_crq_process - Process responded crq
- * @crq crq to be processed
- * @ibmvtpm vtpm device struct
*
- * Return value:
- * Nothing
+ * @crq: crq to be processed
+ * @ibmvtpm: vtpm device struct
+ *
*/
static void ibmvtpm_crq_process(struct ibmvtpm_crq *crq,
struct ibmvtpm_dev *ibmvtpm)
@@ -557,7 +559,7 @@ static irqreturn_t ibmvtpm_interrupt(int irq, void *vtpm_instance)
* @vio_dev: vio device struct
* @id: vio device id struct
*
- * Return value:
+ * Return:
* 0 - Success
* Non-zero - Failure
*/
@@ -673,7 +675,7 @@ static struct vio_driver ibmvtpm_driver = {
/**
* ibmvtpm_module_init - Initialize ibm vtpm module
*
- * Return value:
+ * Return:
* 0 -Success
* Non-zero - Failure
*/
@@ -684,9 +686,6 @@ static int __init ibmvtpm_module_init(void)
/**
* ibmvtpm_module_exit - Teardown ibm vtpm module
- *
- * Return value:
- * Nothing
*/
static void __exit ibmvtpm_module_exit(void)
{
diff --git a/drivers/char/tpm/tpm_vtpm_proxy.c b/drivers/char/tpm/tpm_vtpm_proxy.c
index 3d6f6ca81def..f973d8840e07 100644
--- a/drivers/char/tpm/tpm_vtpm_proxy.c
+++ b/drivers/char/tpm/tpm_vtpm_proxy.c
@@ -64,7 +64,12 @@ static void vtpm_proxy_delete_device(struct proxy_dev *proxy_dev);
/**
* vtpm_proxy_fops_read - Read TPM commands on 'server side'
*
- * Return value:
+ * @filp: file pointer
+ * @buf: read buffer
+ * @count: number of bytes to read
+ * @off: offset
+ *
+ * Return:
* Number of bytes read or negative error code
*/
static ssize_t vtpm_proxy_fops_read(struct file *filp, char __user *buf,
@@ -114,7 +119,12 @@ static ssize_t vtpm_proxy_fops_read(struct file *filp, char __user *buf,
/**
* vtpm_proxy_fops_write - Write TPM responses on 'server side'
*
- * Return value:
+ * @filp: file pointer
+ * @buf: write buffer
+ * @count: number of bytes to write
+ * @off: offset
+ *
+ * Return:
* Number of bytes read or negative error value
*/
static ssize_t vtpm_proxy_fops_write(struct file *filp, const char __user *buf,
@@ -154,10 +164,12 @@ static ssize_t vtpm_proxy_fops_write(struct file *filp, const char __user *buf,
}
/*
- * vtpm_proxy_fops_poll: Poll status on 'server side'
+ * vtpm_proxy_fops_poll - Poll status on 'server side'
+ *
+ * @filp: file pointer
+ * @wait: poll table
*
- * Return value:
- * Poll flags
+ * Return: Poll flags
*/
static unsigned int vtpm_proxy_fops_poll(struct file *filp, poll_table *wait)
{
@@ -184,6 +196,8 @@ static unsigned int vtpm_proxy_fops_poll(struct file *filp, poll_table *wait)
/*
* vtpm_proxy_fops_open - Open vTPM device on 'server side'
*
+ * @filp: file pointer
+ *
* Called when setting up the anonymous file descriptor
*/
static void vtpm_proxy_fops_open(struct file *filp)
@@ -195,8 +209,9 @@ static void vtpm_proxy_fops_open(struct file *filp)
/**
* vtpm_proxy_fops_undo_open - counter-part to vtpm_fops_open
+ * Call to undo vtpm_proxy_fops_open
*
- * Call to undo vtpm_proxy_fops_open
+ *@...xy_dev: tpm proxy device
*/
static void vtpm_proxy_fops_undo_open(struct proxy_dev *proxy_dev)
{
@@ -211,9 +226,11 @@ static void vtpm_proxy_fops_undo_open(struct proxy_dev *proxy_dev)
}
/*
- * vtpm_proxy_fops_release: Close 'server side'
+ * vtpm_proxy_fops_release - Close 'server side'
*
- * Return value:
+ * @inode: inode
+ * @filp: file pointer
+ * Return:
* Always returns 0.
*/
static int vtpm_proxy_fops_release(struct inode *inode, struct file *filp)
@@ -244,7 +261,10 @@ static const struct file_operations vtpm_proxy_fops = {
/*
* Called when core TPM driver reads TPM responses from 'server side'
*
- * Return value:
+ * @chip: tpm chip to use
+ * @buf: receive buffer
+ * @count: bytes to read
+ * Return:
* Number of TPM response bytes read, negative error value otherwise
*/
static int vtpm_proxy_tpm_op_recv(struct tpm_chip *chip, u8 *buf, size_t count)
@@ -281,7 +301,11 @@ static int vtpm_proxy_tpm_op_recv(struct tpm_chip *chip, u8 *buf, size_t count)
/*
* Called when core TPM driver forwards TPM requests to 'server side'.
*
- * Return value:
+ * @chip: tpm chip to use
+ * @buf: send buffer
+ * @count: bytes to send
+ *
+ * Return:
* 0 in case of success, negative error value otherwise.
*/
static int vtpm_proxy_tpm_op_send(struct tpm_chip *chip, u8 *buf, size_t count)
@@ -444,7 +468,7 @@ static inline void vtpm_proxy_delete_proxy_dev(struct proxy_dev *proxy_dev)
/*
* Create a /dev/tpm%d and 'server side' file descriptor pair
*
- * Return value:
+ * Return:
* Returns file pointer on success, an error value otherwise
*/
static struct file *vtpm_proxy_create_device(
@@ -572,7 +596,7 @@ static long vtpmx_ioc_new_dev(struct file *file, unsigned int ioctl,
/*
* vtpmx_fops_ioctl: ioctl on /dev/vtpmx
*
- * Return value:
+ * Return:
* Returns 0 on success, a negative error code otherwise.
*/
static long vtpmx_fops_ioctl(struct file *f, unsigned int ioctl,
--
2.7.4
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