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提交 93c12f29 编写于 作者: W Winkler, Tomas 提交者： Jarkko Sakkinen
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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: NTomas Winkler <tomas.winkler@intel.com>
Reviewed-by: NJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: NJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: NJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
上级 2998b02b
隐藏空白更改
内联 并排
Showing with 91 addition and 63 deletion
drivers/char/tpm/tpm_ibmvtpm.c
浏览文件 @ 93c12f29
......@@ -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)
......@@ -96,12 +98,13 @@ 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:
* Number of bytes sent
* Return:
* Number of bytes sent or < 0 on error.
*/
static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
{
......@@ -170,11 +173,12 @@ 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:
* 0 - Success
* Non-zero - Failure
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int ibmvtpm_crq_get_rtce_size(struct ibmvtpm_dev *ibmvtpm)
{
......@@ -197,11 +201,12 @@ static int ibmvtpm_crq_get_rtce_size(struct ibmvtpm_dev *ibmvtpm)
/**
* ibmvtpm_crq_get_version - Send a CRQ request to get vtpm version
* - Note that this is vtpm version and not tpm version
*
* @ibmvtpm: vtpm device struct
*
* Return value:
* 0 - Success
* Non-zero - Failure
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int ibmvtpm_crq_get_version(struct ibmvtpm_dev *ibmvtpm)
{
......@@ -225,9 +230,9 @@ 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:
* 0 - Success
* Non-zero - Failure
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int ibmvtpm_crq_send_init_complete(struct ibmvtpm_dev *ibmvtpm)
{
......@@ -245,9 +250,9 @@ 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:
* 0 - Success
* Non-zero - Failure
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int ibmvtpm_crq_send_init(struct ibmvtpm_dev *ibmvtpm)
{
......@@ -265,8 +270,7 @@ static int ibmvtpm_crq_send_init(struct ibmvtpm_dev *ibmvtpm)
* tpm_ibmvtpm_remove - ibm vtpm remove entry point
* @vdev: vio device struct
*
* Return value:
* 0
* Return: Always 0.
*/
static int tpm_ibmvtpm_remove(struct vio_dev *vdev)
{
......@@ -303,18 +307,19 @@ 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:
* Number of bytes the driver needs to DMA map
* Return:
* Number of bytes the driver needs to DMA map.
*/
static unsigned long tpm_ibmvtpm_get_desired_dma(struct vio_dev *vdev)
{
struct tpm_chip *chip = dev_get_drvdata(&vdev->dev);
struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev);
/* ibmvtpm initializes at probe time, so the data we are
* asking for may not be set yet. Estimate that 4K required
* for TCE-mapped buffer in addition to CRQ.
*/
/*
* ibmvtpm initializes at probe time, so the data we are
* asking for may not be set yet. Estimate that 4K required
* for TCE-mapped buffer in addition to CRQ.
*/
if (!ibmvtpm)
return CRQ_RES_BUF_SIZE + PAGE_SIZE;
......@@ -325,8 +330,7 @@ static unsigned long tpm_ibmvtpm_get_desired_dma(struct vio_dev *vdev)
* tpm_ibmvtpm_suspend - Suspend
* @dev: device struct
*
* Return value:
* 0
* Return: Always 0.
*/
static int tpm_ibmvtpm_suspend(struct device *dev)
{
......@@ -350,11 +354,12 @@ static int tpm_ibmvtpm_suspend(struct device *dev)
/**
* ibmvtpm_reset_crq - Reset CRQ
*
* @ibmvtpm: ibm vtpm struct
*
* Return value:
* 0 - Success
* Non-zero - Failure
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int ibmvtpm_reset_crq(struct ibmvtpm_dev *ibmvtpm)
{
......@@ -376,10 +381,10 @@ static int ibmvtpm_reset_crq(struct ibmvtpm_dev *ibmvtpm)
/**
* tpm_ibmvtpm_resume - Resume from suspend
*
* @dev: device struct
*
* Return value:
* 0
* Return: Always 0.
*/
static int tpm_ibmvtpm_resume(struct device *dev)
{
......@@ -434,10 +439,10 @@ 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 +460,10 @@ 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)
......@@ -528,6 +532,7 @@ static void ibmvtpm_crq_process(struct ibmvtpm_crq *crq,
/**
* ibmvtpm_interrupt - Interrupt handler
*
* @irq: irq number to handle
* @vtpm_instance: vtpm that received interrupt
*
......@@ -554,12 +559,13 @@ static irqreturn_t ibmvtpm_interrupt(int irq, void *vtpm_instance)
/**
* tpm_ibmvtpm_probe - ibm vtpm initialize entry point
*
* @vio_dev: vio device struct
* @id: vio device id struct
*
* Return value:
* 0 - Success
* Non-zero - Failure
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
const struct vio_device_id *id)
......@@ -671,11 +677,12 @@ static struct vio_driver ibmvtpm_driver = {
};
/**
* ibmvtpm_module_init - Initialize ibm vtpm module
* ibmvtpm_module_init - Initialize ibm vtpm module.
*
* Return value:
* 0 -Success
* Non-zero - Failure
*
* Return:
* 0 on success.
* Non-zero on failure.
*/
static int __init ibmvtpm_module_init(void)
{
......@@ -683,10 +690,7 @@ static int __init ibmvtpm_module_init(void)
}
/**
* ibmvtpm_module_exit - Teardown ibm vtpm module
*
* Return value:
* Nothing
* ibmvtpm_module_exit - Tear down ibm vtpm module.
*/
static void __exit ibmvtpm_module_exit(void)
{
......
drivers/char/tpm/tpm_vtpm_proxy.c
浏览文件 @ 93c12f29
......@@ -65,7 +65,12 @@ 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,
......@@ -115,7 +120,12 @@ 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,
......@@ -155,10 +165,12 @@ 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)
{
......@@ -185,6 +197,8 @@ 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)
......@@ -196,8 +210,9 @@ 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
*@proxy_dev: tpm proxy device
*/
static void vtpm_proxy_fops_undo_open(struct proxy_dev *proxy_dev)
{
......@@ -212,9 +227,11 @@ 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)
......@@ -245,7 +262,10 @@ 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)
......@@ -282,7 +302,11 @@ 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)
......@@ -442,7 +466,7 @@ 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(
......@@ -571,7 +595,7 @@ 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,
......
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