Re: [PATCH] watchdog: fix syntactic kernel-doc issues

[Guenter Roeck]

On 3/21/21 11:53 PM, Lukas Bulwahn wrote:
> The command 'find drivers/watchdog | xargs ./scripts/kernel-doc -none'
> reports a number of kernel-doc warnings in the watchdog subsystem.
> 
> Address the kernel-doc warnings that were purely syntactic issues with
> kernel-doc comments.
> 
> The remaining kernel-doc warnings are of type "Excess function parameter"
> and "Function parameter or member not described". These warnings would
> need to be addressed in a second pass with a bit more insight into the
> APIs and purpose of the functions in the watchdog subsystem.
> 
> Signed-off-by: Lukas Bulwahn <lukas.bulwahn@xxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
> Guenter, Wim, please pick this minor clean-up patch.
> 
>  drivers/watchdog/booke_wdt.c       |  2 +-
>  drivers/watchdog/eurotechwdt.c     |  2 +-
>  drivers/watchdog/mei_wdt.c         |  8 ++++----
>  drivers/watchdog/octeon-wdt-main.c | 12 +++++++-----
>  drivers/watchdog/pc87413_wdt.c     |  2 +-
>  drivers/watchdog/wdt.c             |  4 ++--
>  drivers/watchdog/wdt_pci.c         |  2 +-
>  7 files changed, 17 insertions(+), 15 deletions(-)
> 
> diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c
> index 7817fb976f9c..5e4dc1a0f2c6 100644
> --- a/drivers/watchdog/booke_wdt.c
> +++ b/drivers/watchdog/booke_wdt.c
> @@ -148,7 +148,7 @@ static void __booke_wdt_enable(void *data)
>  }
>  
>  /**
> - * booke_wdt_disable - disable the watchdog on the given CPU
> + * __booke_wdt_disable - disable the watchdog on the given CPU
>   *
>   * This function is called on each CPU.  It disables the watchdog on that CPU.
>   *
> diff --git a/drivers/watchdog/eurotechwdt.c b/drivers/watchdog/eurotechwdt.c
> index 2418ebb707bd..ce682942662c 100644
> --- a/drivers/watchdog/eurotechwdt.c
> +++ b/drivers/watchdog/eurotechwdt.c
> @@ -392,7 +392,7 @@ static struct notifier_block eurwdt_notifier = {
>  };
>  
>  /**
> - * cleanup_module:
> + * eurwdt_exit:
>   *
>   * Unload the watchdog. You cannot do this with any file handles open.
>   * If your watchdog is set to continue ticking on close and you unload
> diff --git a/drivers/watchdog/mei_wdt.c b/drivers/watchdog/mei_wdt.c
> index e023d7d90d66..c7a7235e6224 100644
> --- a/drivers/watchdog/mei_wdt.c
> +++ b/drivers/watchdog/mei_wdt.c
> @@ -105,7 +105,7 @@ struct mei_wdt {
>  #endif /* CONFIG_DEBUG_FS */
>  };
>  
> -/*
> +/**
>   * struct mei_mc_hdr - Management Control Command Header
>   *
>   * @command: Management Control (0x2)
> @@ -121,7 +121,7 @@ struct mei_mc_hdr {
>  };
>  
>  /**
> - * struct mei_wdt_start_request watchdog start/ping
> + * struct mei_wdt_start_request - watchdog start/ping
>   *
>   * @hdr: Management Control Command Header
>   * @timeout: timeout value
> @@ -134,7 +134,7 @@ struct mei_wdt_start_request {
>  } __packed;
>  
>  /**
> - * struct mei_wdt_start_response watchdog start/ping response
> + * struct mei_wdt_start_response - watchdog start/ping response
>   *
>   * @hdr: Management Control Command Header
>   * @status: operation status
> @@ -474,7 +474,7 @@ static void mei_wdt_rx(struct mei_cl_device *cldev)
>  		complete(&wdt->response);
>  }
>  
> -/*
> +/**
>   * mei_wdt_notif - callback for event notification
>   *
>   * @cldev: bus device
> diff --git a/drivers/watchdog/octeon-wdt-main.c b/drivers/watchdog/octeon-wdt-main.c
> index fde9e739b436..298c070884c4 100644
> --- a/drivers/watchdog/octeon-wdt-main.c
> +++ b/drivers/watchdog/octeon-wdt-main.c
> @@ -119,7 +119,7 @@ static int cpu2core(int cpu)
>  }
>  
>  /**
> - * Poke the watchdog when an interrupt is received
> + * octeon_wdt_poke_irq - Poke the watchdog when an interrupt is received
>   *
>   * @cpl:
>   * @dev_id:
> @@ -153,7 +153,7 @@ static irqreturn_t octeon_wdt_poke_irq(int cpl, void *dev_id)
>  extern int prom_putchar(char c);
>  
>  /**
> - * Write a string to the uart
> + * octeon_wdt_write_string - Write a string to the uart
>   *
>   * @str:        String to write
>   */
> @@ -165,7 +165,7 @@ static void octeon_wdt_write_string(const char *str)
>  }
>  
>  /**
> - * Write a hex number out of the uart
> + * octeon_wdt_write_hex() - Write a hex number out of the uart
>   *
>   * @value:      Number to display
>   * @digits:     Number of digits to print (1 to 16)
> @@ -192,6 +192,8 @@ static const char reg_name[][3] = {
>  };
>  
>  /**
> + * octeon_wdt_nmi_stage3:
> + *
>   * NMI stage 3 handler. NMIs are handled in the following manner:
>   * 1) The first NMI handler enables CVMSEG and transfers from
>   * the bootbus region into normal memory. It is careful to not
> @@ -513,7 +515,7 @@ static struct watchdog_device octeon_wdt = {
>  
>  static enum cpuhp_state octeon_wdt_online;
>  /**
> - * Module/ driver initialization.
> + * octeon_wdt_init - Module/ driver initialization.
>   *
>   * Returns Zero on success
>   */
> @@ -585,7 +587,7 @@ static int __init octeon_wdt_init(void)
>  }
>  
>  /**
> - * Module / driver shutdown
> + * octeon_wdt_cleanup - Module / driver shutdown
>   */
>  static void __exit octeon_wdt_cleanup(void)
>  {
> diff --git a/drivers/watchdog/pc87413_wdt.c b/drivers/watchdog/pc87413_wdt.c
> index 2d4504302c9e..9f9a340427fc 100644
> --- a/drivers/watchdog/pc87413_wdt.c
> +++ b/drivers/watchdog/pc87413_wdt.c
> @@ -445,7 +445,7 @@ static long pc87413_ioctl(struct file *file, unsigned int cmd,
>  /* -- Notifier funtions -----------------------------------------*/
>  
>  /**
> - *	notify_sys:
> + *	pc87413_notify_sys:
>   *	@this: our notifier block
>   *	@code: the event being reported
>   *	@unused: unused
> diff --git a/drivers/watchdog/wdt.c b/drivers/watchdog/wdt.c
> index a9e40b5c633e..183876156243 100644
> --- a/drivers/watchdog/wdt.c
> +++ b/drivers/watchdog/wdt.c
> @@ -494,7 +494,7 @@ static int wdt_temp_release(struct inode *inode, struct file *file)
>  }
>  
>  /**
> - *	notify_sys:
> + *	wdt_notify_sys:
>   *	@this: our notifier block
>   *	@code: the event being reported
>   *	@unused: unused
> @@ -558,7 +558,7 @@ static struct notifier_block wdt_notifier = {
>  };
>  
>  /**
> - *	cleanup_module:
> + *	wdt_exit:
>   *
>   *	Unload the watchdog. You cannot do this with any file handles open.
>   *	If your watchdog is set to continue ticking on close and you unload
> diff --git a/drivers/watchdog/wdt_pci.c b/drivers/watchdog/wdt_pci.c
> index c3254ba5ace6..d5e56b601351 100644
> --- a/drivers/watchdog/wdt_pci.c
> +++ b/drivers/watchdog/wdt_pci.c
> @@ -537,7 +537,7 @@ static int wdtpci_temp_release(struct inode *inode, struct file *file)
>  }
>  
>  /**
> - *	notify_sys:
> + *	wdtpci_notify_sys:
>   *	@this: our notifier block
>   *	@code: the event being reported
>   *	@unused: unused
>