drm/amd/pm/powerplay/hwmgr/vega10_hwmgr: Kernel-doc headers must contain function names

Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:547: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:603: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:629: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1006: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1155: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1608: warning: expecting prototype for Populates single SMC GFXSCLK structure using the provided engine clock(). Prototype was for vega10_populate_single_gfx_level() instead
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1663: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1713: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1862: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:2546: warning: expecting prototype for Initializes the SMC table and uploads it(). Prototype was for vega10_init_smc_table() instead
drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:2922: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst

Cc: Evan Quan <[e-mail]>
Cc: Alex Deucher <[e-mail]>
Cc: "Christian König" <[e-mail]>
Cc: David Airlie <[e-mail]>
Cc: Daniel Vetter <[e-mail]>
Cc: [e-mail]
Cc: [e-mail]
Signed-off-by: Lee Jones <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c

···
 
 #define ATOM_VIRTUAL_VOLTAGE_ID0             0xff01
 /**
- * Get Leakage VDDC based on leakage ID.
+ * vega10_get_evv_voltages - Get Leakage VDDC based on leakage ID.
  *
  * @hwmgr:  the address of the powerplay hardware manager.
  * return:  always 0.
···
 }
 
 /**
- * Change virtual leakage voltage to actual value.
+ * vega10_patch_with_vdd_leakage - Change virtual leakage voltage to actual value.
  *
  * @hwmgr:         the address of the powerplay hardware manager.
  * @voltage:       pointer to changing voltage
···
 }
 
 /**
- * Patch voltage lookup table by EVV leakages.
+ * vega10_patch_lookup_table_with_leakage - Patch voltage lookup table by EVV leakages.
  *
  * @hwmgr:         the address of the powerplay hardware manager.
  * @lookup_table:  pointer to voltage lookup table
···
 }
 
 /**
- * Remove repeated voltage values and create table with unique values.
+ * vega10_trim_voltage_table - Remove repeated voltage values and create table with unique values.
  *
  * @hwmgr:      the address of the powerplay hardware manager.
  * @vol_table:  the pointer to changing voltage table
···
 }
 
 /**
- * Create Voltage Tables.
+ * vega10_construct_voltage_tables - Create Voltage Tables.
  *
  * @hwmgr:  the address of the powerplay hardware manager.
  * return:  always 0
···
 }
 
 /**
- * Populates single SMC GFXSCLK structure using the provided engine clock
+ * vega10_populate_single_gfx_level - Populates single SMC GFXSCLK structure
+ *                                    using the provided engine clock
  *
  * @hwmgr:      the address of the hardware manager
  * @gfx_clock:  the GFX clock to use to populate the structure.
···
 }
 
 /**
- * Populates single SMC SOCCLK structure using the provided clock.
+ * vega10_populate_single_soc_level - Populates single SMC SOCCLK structure
+ *                                    using the provided clock.
  *
  * @hwmgr:     the address of the hardware manager.
  * @soc_clock: the SOC clock to use to populate the structure.
···
 }
 
 /**
- * Populates all SMC SCLK levels' structure based on the trimmed allowed dpm engine clock states
+ * vega10_populate_all_graphic_levels - Populates all SMC SCLK levels' structure
+ *                                      based on the trimmed allowed dpm engine clock states
  *
  * @hwmgr:      the address of the hardware manager
  */
···
 }
 
 /**
- * Populates all SMC MCLK levels' structure based on the trimmed allowed dpm memory clock states.
+ * vega10_populate_all_memory_levels - Populates all SMC MCLK levels' structure
+ *                                     based on the trimmed allowed dpm memory clock states.
  *
  * @hwmgr:  the address of the hardware manager.
  * return:   PP_Result_OK on success.
···
 }
 
 /**
- * Initializes the SMC table and uploads it
+ * vega10_init_smc_table - Initializes the SMC table and uploads it
  *
  * @hwmgr:  the address of the powerplay hardware manager.
  * return:  always 0
···
 }
 
 /**
- * Tell SMC to enabled the supported DPMs.
+ * vega10_start_dpm - Tell SMC to enabled the supported DPMs.
  *
  * @hwmgr:   the address of the powerplay hardware manager.
  * @bitmap:  bitmap for the features to enabled.