Message-ID: <CADnq5_PZxwvJ5GNGc1U6cwWP0RPniu3G5fZtKZa5Yvks45A10A@mail.gmail.com>
Date:   Mon, 30 Nov 2020 18:49:28 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     David Airlie <airlied@...ux.ie>,
        LKML <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        Alex Deucher <alexander.deucher@....com>,
        Evan Quan <evan.quan@....com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH 24/40] drm/amd/pm/powerplay/hwmgr/vega10_thermal: Fix a
 bunch of dated function doc formatting

On Thu, Nov 26, 2020 at 8:43 AM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:128: warning: Function parameter or member 'hwmgr' not described in 'vega10_fan_ctrl_set_static_mode'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:128: warning: Function parameter or member 'mode' not described in 'vega10_fan_ctrl_set_static_mode'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:157: warning: Function parameter or member 'hwmgr' not described in 'vega10_fan_ctrl_set_default_mode'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:176: warning: Cannot understand  * @fn vega10_enable_fan_control_feature
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:252: warning: Function parameter or member 'hwmgr' not described in 'vega10_fan_ctrl_set_fan_speed_percent'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:252: warning: Function parameter or member 'speed' not described in 'vega10_fan_ctrl_set_fan_speed_percent'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:290: warning: Function parameter or member 'hwmgr' not described in 'vega10_fan_ctrl_reset_fan_speed_to_default'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:307: warning: Function parameter or member 'hwmgr' not described in 'vega10_fan_ctrl_set_fan_speed_rpm'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:307: warning: Function parameter or member 'speed' not described in 'vega10_fan_ctrl_set_fan_speed_rpm'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:339: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_get_temperature'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:365: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_set_temperature_range'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:365: warning: Function parameter or member 'range' not described in 'vega10_thermal_set_temperature_range'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:414: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_initialize'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:437: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_enable_alert'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:468: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_disable_alert'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:496: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_stop_thermal_controller'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:515: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_setup_fan_table'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_thermal.c:618: warning: Function parameter or member 'hwmgr' not described in 'vega10_thermal_start_smc_fan_control'
>
> Cc: Evan Quan <evan.quan@....com>
> Cc: Alex Deucher <alexander.deucher@....com>
> Cc: "Christian König" <christian.koenig@....com>
> Cc: David Airlie <airlied@...ux.ie>
> Cc: Daniel Vetter <daniel@...ll.ch>
> Cc: amd-gfx@...ts.freedesktop.org
> Cc: dri-devel@...ts.freedesktop.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>

Applied.  Thanks!

Alex

> ---
>  .../amd/pm/powerplay/hwmgr/vega10_thermal.c   | 131 ++++++++----------
>  1 file changed, 61 insertions(+), 70 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c
> index 952cd3d7240e3..9b46b27bd30c4 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c
> +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c
> @@ -118,12 +118,12 @@ int vega10_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed)
>  }
>
>  /**
> -* Set Fan Speed Control to static mode,
> -* so that the user can decide what speed to use.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -*           mode the fan control mode, 0 default, 1 by percent, 5, by RPM
> -* @exception Should always succeed.
> -*/
> + * vega10_fan_ctrl_set_static_mode - Set Fan Speed Control to static mode,
> + * so that the user can decide what speed to use.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * @mode: the fan control mode, 0 default, 1 by percent, 5, by RPM
> + * Exception: Should always succeed.
> + */
>  int vega10_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -149,10 +149,10 @@ int vega10_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
>  }
>
>  /**
> -* Reset Fan Speed Control to default mode.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -* @exception Should always succeed.
> -*/
> + * vega10_fan_ctrl_set_default_mode - Reset Fan Speed Control to default mode.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * Exception: Should always succeed.
> + */
>  int vega10_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -173,11 +173,10 @@ int vega10_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> - * @fn vega10_enable_fan_control_feature
> - * @brief Enables the SMC Fan Control Feature.
> + * vega10_enable_fan_control_feature - Enables the SMC Fan Control Feature.
>   *
> - * @param    hwmgr - the address of the powerplay hardware manager.
> - * @return   0 on success. -1 otherwise.
> + * @hwmgr: the address of the powerplay hardware manager.
> + * Return:   0 on success. -1 otherwise.
>   */
>  static int vega10_enable_fan_control_feature(struct pp_hwmgr *hwmgr)
>  {
> @@ -242,11 +241,11 @@ int vega10_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Set Fan Speed in percent.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -* @param    speed is the percentage value (0% - 100%) to be set.
> -* @exception Fails is the 100% setting appears to be 0.
> -*/
> + * vega10_fan_ctrl_set_fan_speed_percent - Set Fan Speed in percent.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * @speed: is the percentage value (0% - 100%) to be set.
> + * Exception: Fails is the 100% setting appears to be 0.
> + */
>  int vega10_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr,
>                 uint32_t speed)
>  {
> @@ -282,10 +281,10 @@ int vega10_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr,
>  }
>
>  /**
> -* Reset Fan Speed to default.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -* @exception Always succeeds.
> -*/
> + * vega10_fan_ctrl_reset_fan_speed_to_default - Reset Fan Speed to default.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * Exception: Always succeeds.
> + */
>  int vega10_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr)
>  {
>         if (hwmgr->thermal_controller.fanInfo.bNoFan)
> @@ -298,11 +297,11 @@ int vega10_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Set Fan Speed in RPM.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -* @param    speed is the percentage value (min - max) to be set.
> -* @exception Fails is the speed not lie between min and max.
> -*/
> + * vega10_fan_ctrl_set_fan_speed_rpm - Set Fan Speed in RPM.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * @speed: is the percentage value (min - max) to be set.
> + * Exception: Fails is the speed not lie between min and max.
> + */
>  int vega10_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -331,10 +330,10 @@ int vega10_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed)
>  }
>
>  /**
> -* Reads the remote temperature from the SIslands thermal controller.
> -*
> -* @param    hwmgr The address of the hardware manager.
> -*/
> + * vega10_thermal_get_temperature - Reads the remote temperature from the SIslands thermal controller.
> + *
> + * @hwmgr: The address of the hardware manager.
> + */
>  int vega10_thermal_get_temperature(struct pp_hwmgr *hwmgr)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -353,13 +352,13 @@ int vega10_thermal_get_temperature(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Set the requested temperature range for high and low alert signals
> -*
> -* @param    hwmgr The address of the hardware manager.
> -* @param    range Temperature range to be programmed for
> -*           high and low alert signals
> -* @exception PP_Result_BadInput if the input data is not valid.
> -*/
> + * vega10_thermal_set_temperature_range - Set the requested temperature range for high and low alert signals
> + *
> + * @hwmgr: The address of the hardware manager.
> + * @range: Temperature range to be programmed for
> + *           high and low alert signals
> + * Exception: PP_Result_BadInput if the input data is not valid.
> + */
>  static int vega10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
>                 struct PP_TemperatureRange *range)
>  {
> @@ -406,10 +405,10 @@ static int vega10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
>  }
>
>  /**
> -* Programs thermal controller one-time setting registers
> -*
> -* @param    hwmgr The address of the hardware manager.
> -*/
> + * vega10_thermal_initialize - Programs thermal controller one-time setting registers
> + *
> + * @hwmgr: The address of the hardware manager.
> + */
>  static int vega10_thermal_initialize(struct pp_hwmgr *hwmgr)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -429,10 +428,10 @@ static int vega10_thermal_initialize(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Enable thermal alerts on the RV770 thermal controller.
> -*
> -* @param    hwmgr The address of the hardware manager.
> -*/
> + * vega10_thermal_enable_alert - Enable thermal alerts on the RV770 thermal controller.
> + *
> + * @hwmgr: The address of the hardware manager.
> + */
>  static int vega10_thermal_enable_alert(struct pp_hwmgr *hwmgr)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -461,9 +460,9 @@ static int vega10_thermal_enable_alert(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Disable thermal alerts on the RV770 thermal controller.
> -* @param    hwmgr The address of the hardware manager.
> -*/
> + * vega10_thermal_disable_alert - Disable thermal alerts on the RV770 thermal controller.
> + * @hwmgr: The address of the hardware manager.
> + */
>  int vega10_thermal_disable_alert(struct pp_hwmgr *hwmgr)
>  {
>         struct amdgpu_device *adev = hwmgr->adev;
> @@ -488,10 +487,10 @@ int vega10_thermal_disable_alert(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Uninitialize the thermal controller.
> -* Currently just disables alerts.
> -* @param    hwmgr The address of the hardware manager.
> -*/
> + * vega10_thermal_stop_thermal_controller - Uninitialize the thermal controller.
> + * Currently just disables alerts.
> + * @hwmgr: The address of the hardware manager.
> + */
>  int vega10_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr)
>  {
>         int result = vega10_thermal_disable_alert(hwmgr);
> @@ -503,14 +502,10 @@ int vega10_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Set up the fan table to control the fan using the SMC.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -* @param    pInput the pointer to input data
> -* @param    pOutput the pointer to output data
> -* @param    pStorage the pointer to temporary storage
> -* @param    Result the last failure code
> -* @return   result from set temperature range routine
> -*/
> + * vega10_thermal_setup_fan_table - Set up the fan table to control the fan using the SMC.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * Return:   result from set temperature range routine
> + */
>  static int vega10_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
>  {
>         int ret;
> @@ -606,14 +601,10 @@ int vega10_enable_mgpu_fan_boost(struct pp_hwmgr *hwmgr)
>  }
>
>  /**
> -* Start the fan control on the SMC.
> -* @param    hwmgr  the address of the powerplay hardware manager.
> -* @param    pInput the pointer to input data
> -* @param    pOutput the pointer to output data
> -* @param    pStorage the pointer to temporary storage
> -* @param    Result the last failure code
> -* @return   result from set temperature range routine
> -*/
> + * vega10_thermal_start_smc_fan_control - Start the fan control on the SMC.
> + * @hwmgr:  the address of the powerplay hardware manager.
> + * Return:   result from set temperature range routine
> + */
>  static int vega10_thermal_start_smc_fan_control(struct pp_hwmgr *hwmgr)
>  {
>  /* If the fantable setup has failed we could have disabled
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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