UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/komeda: Fixed warning: Function parameter or member not described 

Fixed the warnings: Function parameter or member 'xxx' not described
when make htmldocs

This patch depends on:
- https://patchwork.freedesktop.org/series/54448/
- https://patchwork.freedesktop.org/series/54449/
- https://patchwork.freedesktop.org/series/54450/

v2: Rebase and add reporter

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
This commit is contained in:
james qian wang (Arm Technology China) 2019-04-24 06:48:11 +01:00 committed by Liviu Dudau
parent 8c134d13a0
commit 8c919745ee
6 changed files with 85 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/gpu/drm/arm/display/komeda/komeda_crtc.c
View File

@ -18,9 +18,17 @@
#include "komeda_dev.h"
#include "komeda_kms.h"
/* crtc_atomic_check is the final check stage, so beside build a display data
* pipeline according the crtc_state, but still needs to release/disable the
* unclaimed pipeline resources.
/**
* komeda_crtc_atomic_check - build display output data flow
* @crtc: DRM crtc
* @state: the crtc state object
*
* crtc_atomic_check is the final check stage, so beside build a display data
* pipeline according to the crtc_state, but still needs to release or disable
* the unclaimed pipeline resources.
*
* RETURNS:
* Zero for success or -errno
*/
static int
komeda_crtc_atomic_check(struct drm_crtc *crtc,

16
drivers/gpu/drm/arm/display/komeda/komeda_dev.h
View File

@ -120,7 +120,7 @@ struct komeda_dev_funcs {
int master_pipe, u32 active_pipes);
};
/**
/*
* DISPLAY_MODE describes how many display been enabled, and which will be
* passed to CHIP by &komeda_dev_funcs->change_opmode(), then CHIP can do the
* pipeline resources assignment according to this usage hint.
@ -145,24 +145,31 @@ enum {
* control-abilites of device.
*/
struct komeda_dev {
/** @dev: the base device structure */
struct device *dev;
/** @reg_base: the base address of komeda io space */
u32 __iomem *reg_base;
/** @chip: the basic chip information */
struct komeda_chip_info chip;
/** @fmt_tbl: initialized by &komeda_dev_funcs->init_format_table */
struct komeda_format_caps_table fmt_tbl;
/** @pclk: APB clock for register access */
struct clk *pclk;
/** @mck: HW main engine clk */
/** @mclk: HW main engine clk */
struct clk *mclk;
/** @irq: irq number */
int irq;
struct mutex lock; /* used to protect dpmode */
u32 dpmode; /* current display mode */
/** @lock: used to protect dpmode */
struct mutex lock;
/** @dpmode: current display mode */
u32 dpmode;
/** @n_pipelines: the number of pipe in @pipelines */
int n_pipelines;
/** @pipelines: the komeda pipelines */
struct komeda_pipeline *pipelines[KOMEDA_MAX_PIPELINES];
/** @funcs: chip funcs to access to HW */
@ -175,6 +182,7 @@ struct komeda_dev {
*/
void *chip_data;
/** @debugfs_root: root directory of komeda debugfs */
struct dentry *debugfs_root;
};

9
drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.h
View File

@ -10,11 +10,16 @@
#include <drm/drm_framebuffer.h>
#include "komeda_format_caps.h"
/** struct komeda_fb - entend drm_framebuffer with komeda attribute */
/**
* struct komeda_fb - Entending drm_framebuffer with komeda attribute
*/
struct komeda_fb {
/** @base: &drm_framebuffer */
struct drm_framebuffer base;
/* @format_caps: &komeda_format_caps */
/**
* @format_caps:
* extends drm_format_info for komeda specific information
*/
const struct komeda_format_caps *format_caps;
/** @aligned_w: aligned frame buffer width */
u32 aligned_w;

18
drivers/gpu/drm/arm/display/komeda/komeda_kms.h
View File

@ -15,7 +15,9 @@
#include <video/videomode.h>
#include <video/display_timing.h>
/** struct komeda_plane - komeda instance of drm_plane */
/**
* struct komeda_plane - komeda instance of drm_plane
*/
struct komeda_plane {
/** @base: &drm_plane */
struct drm_plane base;
@ -71,11 +73,13 @@ struct komeda_crtc {
*/
struct komeda_pipeline *slave;
/* this flip_done is for tracing the disable */
/** @disable_done: this flip_done is for tracing the disable */
struct completion *disable_done;
};
/** struct komeda_crtc_state */
/**
* struct komeda_crtc_state
*/
struct komeda_crtc_state {
/** @base: &drm_crtc_state */
struct drm_crtc_state base;
@ -83,7 +87,15 @@ struct komeda_crtc_state {
/* private properties */
/* computed state which are used by validate/check */
/**
* @affected_pipes:
* the affected pipelines in once display instance
*/
u32 affected_pipes;
/**
* @active_pipes:
* the active pipelines in once display instance
*/
u32 active_pipes;
};

43
drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h
View File

@ -90,32 +90,35 @@ struct komeda_component {
u32 __iomem *reg;
/** @id: component id */
u32 id;
/** @hw_ic: component hw id,
* which is initialized by chip and used by chip only
/**
* @hw_id: component hw id,
* which is initialized by chip and used by chip only
*/
u32 hw_id;
/**
* @max_active_inputs:
* @max_active_outpus:
* @max_active_outputs:
*
* maximum number of inputs/outputs that can be active in the same time
* maximum number of inputs/outputs that can be active at the same time
* Note:
* the number isn't the bit number of @supported_inputs or
* @supported_outputs, but may be less than it, since component may not
* support enabling all @supported_inputs/outputs at the same time.
*/
u8 max_active_inputs;
/** @max_active_outputs: maximum number of outputs */
u8 max_active_outputs;
/**
* @supported_inputs:
* @supported_outputs:
*
* bitmask of BIT(component->id) for the supported inputs/outputs
* bitmask of BIT(component->id) for the supported inputs/outputs,
* describes the possibilities of how a component is linked into a
* pipeline.
*/
u32 supported_inputs;
/** @supported_outputs: bitmask of supported output componenet ids */
u32 supported_outputs;
/**
@ -134,7 +137,8 @@ struct komeda_component {
struct komeda_component_output {
/** @component: indicate which component the data comes from */
struct komeda_component *component;
/** @output_port:
/**
* @output_port:
* the output port of the &komeda_component_output.component
*/
u8 output_port;
@ -150,11 +154,12 @@ struct komeda_component_output {
struct komeda_component_state {
/** @obj: tracking component_state by drm_atomic_state */
struct drm_private_state obj;
/** @component: backpointer to the component */
struct komeda_component *component;
/**
* @binding_user:
* currently bound user, the user can be crtc/plane/wb_conn, which is
* valid decided by @component and @inputs
* currently bound user, the user can be @crtc, @plane or @wb_conn,
* which is valid decided by @component and @inputs
*
* - Layer: its user always is plane.
* - compiz/improc/timing_ctrlr: the user is crtc.
@ -162,20 +167,24 @@ struct komeda_component_state {
* - scaler: plane when input is layer, wb_conn if input is compiz.
*/
union {
/** @crtc: backpointer for user crtc */
struct drm_crtc *crtc;
/** @plane: backpointer for user plane */
struct drm_plane *plane;
/** @wb_conn: backpointer for user wb_connector */
struct drm_connector *wb_conn;
void *binding_user;
};
/**
* @active_inputs:
*
* active_inputs is bitmask of @inputs index
*
* - active_inputs = changed_active_inputs + unchanged_active_inputs
* - affected_inputs = old->active_inputs + new->active_inputs;
* - active_inputs = changed_active_inputs | unchanged_active_inputs
* - affected_inputs = old->active_inputs | new->active_inputs;
* - disabling_inputs = affected_inputs ^ active_inputs;
* - changed_inputs = disabling_inputs + changed_active_inputs;
* - changed_inputs = disabling_inputs | changed_active_inputs;
*
* NOTE:
* changed_inputs doesn't include all active_input but only
@ -183,7 +192,9 @@ struct komeda_component_state {
* level for dirty update.
*/
u16 active_inputs;
/** @changed_active_inputs: bitmask of the changed @active_inputs */
u16 changed_active_inputs;
/** @affected_inputs: bitmask for affected @inputs */
u16 affected_inputs;
/**
* @inputs:
@ -319,14 +330,23 @@ struct komeda_pipeline {
int id;
/** @avail_comps: available components mask of pipeline */
u32 avail_comps;
/** @n_layers: the number of layer on @layers */
int n_layers;
/** @layers: the pipeline layers */
struct komeda_layer *layers[KOMEDA_PIPELINE_MAX_LAYERS];
/** @n_scalers: the number of scaler on @scalers */
int n_scalers;
/** @scalers: the pipeline scalers */
struct komeda_scaler *scalers[KOMEDA_PIPELINE_MAX_SCALERS];
/** @compiz: compositor */
struct komeda_compiz *compiz;
/** @wb_layer: writeback layer */
struct komeda_layer *wb_layer;
/** @improc: post image processor */
struct komeda_improc *improc;
/** @ctrlr: timing controller */
struct komeda_timing_ctrlr *ctrlr;
/** @funcs: chip pipeline functions */
struct komeda_pipeline_funcs *funcs; /* private pipeline functions */
/** @of_node: pipeline dt node */
@ -347,6 +367,7 @@ struct komeda_pipeline {
struct komeda_pipeline_state {
/** @obj: tracking pipeline_state by drm_atomic_state */
struct drm_private_state obj;
/** @pipe: backpointer to the pipeline */
struct komeda_pipeline *pipe;
/** @crtc: currently bound crtc */
struct drm_crtc *crtc;

8
drivers/gpu/drm/arm/display/komeda/komeda_plane.c
View File

@ -39,6 +39,14 @@ komeda_plane_init_data_flow(struct drm_plane_state *st,
return 0;
}
/**
* komeda_plane_atomic_check - build input data flow
* @plane: DRM plane
* @state: the plane state object
*
* RETURNS:
* Zero for success or -errno
*/
int komeda_plane_atomic_check(struct drm_plane *plane,
struct drm_plane_state *state)
{