disp driver interface/IOCTL

[tracert]

disp driver interface/IOCTL
  Framebuffer Engine

IOCTL	Args	Success	Failed	Description
FBIOGET_VSCREENINFO	var screen information（struct fb_var_screeninfo*）	0	errno	Get framebuffer var screen information.
FBIOPUT_VSCREENINFO	var screen information(struct fb_var_screeninfo*）	0	errno	Set framebuffer var screen information.
FBIOGET_FSCREENINFO	fix screen information(struct fb_fix_screeninfo *)	0	errno	Get framebuffer fix screen information.
FBIOPUTCMAP	Palette(struct fb_cmap_user*)	0	errno	Set framebuffer Palette.
FBIOGETCMAP	Palette(struct fb_cmap_user*)	0	errno	Get framebuffer Palette.
FBIOPAN_DISPLAY	var screen information(struct fb_var_screeninfo*）	0	errno	pan display, adjustment var.xoffset, var.yoffset, var.xres, var.yres.
FBIOBLANK	blank mode	0	errno	Currently defined for the framebuffer the corresponding layers switch??? (todo)
FBIOGET_LAYER_HDL_0	Back the Layers handle （unsigned int*）	0	errno	Get framebuffer handle corresponding layers on the screen 0.
FBIOGET_LAYER_HDL_1	Back the Layers handle （unsigned int*）	0	errno	Get framebuffer handle corresponding layers on the screen 1.

  Display Engine

  Framebuffer IOCTLs

IOCTL	Args	Success	Failed	Description
DISP_CMD_FB_REQUEST	framebuffer id(0~7) the framebuffer to apply parameters (__disp_fb_create_para_t *)	framebuffer handle	errno	Application framebuffer, the framebuffer operation must apply.
DISP_CMD_FB_RELEASE	framebuffer_handle	0	errno	Release framebuffer.

  Global IOCTLs

IOCTL	Args	Success	Failed	Description
DISP_CMD_START_CMD_CACHE	screen[0, 1]	0	errno	Start cache. Behind the IO command will not be executed immediately, but wait until call DISP_CMD_EXECUTE_CMD_AND_STOP_CACHE after execution in conjunction.
DISP_CMD_EXECUTE_CMD_AND_STOP_CACHE	screen [0, 1]	0	errno	Execute commands and stop the cache.
DISP_CMD_SET_BKCOLOR	screen [0, 1] background colour (__disp_color_t *)	0	errno	Set the background colour.
DISP_CMD_GET_BKCOLOR	screen [0, 1] background colour (__disp_color_t *)	0	errno	Get the background colour.
DISP_CMD_SET_COLORKEY	screen [0, 1] color key parameter (__disp_colorkey_t *)	0	errno	Set color key.
DISP_CMD_GET_COLORKEY	screen [0, 1] color key parameter (__disp_colorkey_t *)	0	errno	Get color key.
DISP_CMD_SET_PALETTE_TBL	screen id (0/1) Address (__u32 *) offset (__u32, 4bytes alignment) size (4bytes alignment, unit byte)	0	errno	Set the palette, the total size of the system palette is 256 * 4 byte, and can be set to any period of continuous regional palette.
DISP_CMD_GET_PALETTE_TBL	screen [0, 1] Address (__u32 *) offset (__u32, 4bytes alignment) size (4bytes alignment, unit byte)	0	errno	Get palette.
DISP_CMD_SCN_GET_WIDTH	screen [0, 1]	The width of the screen.		Get the current width of the screen.
DISP_CMD_SCN_GET_HEIGHT	screen [0, 1]	The height of the screen.		Get the current height of the screen.
DISP_CMD_GET_OUTPUT_TYPE	screen [0, 1]	Output type (__disp_output_type_t)		Get the current output type (LCD,TV,HDMI,VGA,NONE).
DISP_CMD_SET_GAMMA_TABLE	screen [0, 1] Address(__u32 *) N/A size (4bytes alignment, unit byte)	0	errno	Set the gamma correction coefficient table.
DISP_CMD_GAMMA_CORRECTION_ON	screen [0, 1]	0	errno	Enable gamma correction.
DISP_CMD_GAMMA_CORRECTION_OFF	screen [0, 1]	0	errno	Disable gamma correction.
DISP_CMD_SET_BRIGHT	screen [0, 1] brightness value ([0-100], default: 50)	0	errno	Set the brightness of the screen.
DISP_CMD_GET_BRIGHT	screen [0, 1]	The brightness of the screen.		Get the brightness of the screen.
DISP_CMD_SET_CONTRAST	screen [0, 1] contrast values ([0-100], default: 50)	0	errno	Set the contrast of the screen.
DISP_CMD_GET_CONTRAST	screen [0, 1]	The contrast of the screen.		Get the contrast of the screen.
DISP_CMD_SET_SATURATION	screen [0, 1] saturation value ([0-100], default: 50)	0	errno	Set screen saturation.
DISP_CMD_GET_SATURATION	screen [0, 1]	The saturation of the screen.		Get screen saturation.
DISP_CMD_SET_HUE (sun4i only)	screen [0, 1] saturation value ([0-100], default: 50)	0	errno	Set screen hue.
DISP_CMD_GET_HUE (sun4i only)	screen [0, 1]	screen hue		Get screen hue.
DISP_CMD_ENHANCE_ON	screen [0, 1]	0	errno	Enable screen enhance function.
DISP_CMD_ENHANCE_OFF	screen [0, 1]	0	errno	Disable screen enhance function.
DISP_CMD_GET_ENHANCE_EN	screen [0, 1]	0: disabled 1: enabled		Query whether screen enhance function is enabled.
DISP_CMD_DE_FLICKER_ON	screen [0, 1]	0	errno	Enable deflicker function (in the output interlace where used).
DISP_CMD_DE_FLICKER_OFF	screen [0, 1]	0	errno	Disable deflicker function.

[tracert]

  Layer IOCTLs

IOCTL	Args	Success	Failed	Description
DISP_CMD_LAYER_REQUEST	screen[0, 1] layers work mode (__disp_layer_work_mode_t)	layer_handle	NULL	The application layer, the drive will only be allocated to a layer out, did not make any of the layers set, it is recommended to set this parameter layers call DISP_CMD_LAYER_SET_PARA command immediately after the application layer.
DISP_CMD_LAYER_RELEASE	screen [0, 1] layer_handle	0	errno	The release layer, after the release of the layers, all the layers registers are cleared to the default of value, so if you want to re-think using the layer must re-apply.
DISP_CMD_LAYER_OPEN	screen [0, 1] layer_handle	0	errno	Open the Layer, that can see the layers.
DISP_CMD_LAYER_CLOSE	screen [0, 1] layer_handle	0	errno	Close layer.
DISP_CMD_LAYER_SET_FB	screen [0, 1] layer_handle framebuffer information (__disp_fb_t *)	0	errno	Set layer framebuffer, the original source window remains set.
DISP_CMD_LAYER_GET_FB	screen [0, 1] layer_handle framebuffer information (__disp_fb_t *)	0	errno	Get the layer's framebuffer.
DISP_CMD_LAYER_SET_SRC_WINDOW	screen id (0/1) layer_handle source window (__disp_rect *)	0	errno	Set the layer's source window
DISP_CMD_LAYER_GET_SRC_WINDOW	screen [0, 1] layer_handle source window(__disp_rect *)	0	errno	Get the layer's source window.
DISP_CMD_LAYER_SET_SCN_WINDOW	screen [0, 1] layer_handle screen window (__disp_rect *)	0	errno	Set the layer's screen window.
DISP_CMD_LAYER_GET_SCN_WINDOW	screen [0, 1] layer_handle screen window (__disp_rect *)	0	errno	Get the layer's screen window.
DISP_CMD_LAYER_SET_PARA	screen [0, 1] layer_handle layers parameter (__disp_layer_info_t *)	0	errno	Set layer parameters, all the parameters of the layer are set by the command, in addition to the priority (priority adjustment can only be implemented through DISP_CMD_LAYER_TOP / DISP_CMD_LAYER_BOTTOM).
DISP_CMD_LAYER_GET_PARA	screen [0, 1] layer_handle layers parameter(__disp_layer_info_t *)	0	errno	Get layer parameter.
DISP_CMD_LAYER_ALPHA_ON	screen [0, 1] layer_handle	0	errno	Open layers of global alpha function, that use surface alpha.
DISP_CMD_LAYER_ALPHA_OFF	screen [0, 1] layer_handle	0	errno	Close layers of global alpha function, that use surface alpha.
DISP_CMD_LAYER_GET_ALPHA_EN	screen [0, 1] layer_handle	0: disabled 1: enabled		Query whether layer has global alpha enabled.
DISP_CMD_LAYER_SET_ALPHA_VALUE	screen [0, 1] layer_handle global alpha value (__u32)	0	errno	Set a layer's global alpha value.
DISP_CMD_LAYER_GET_ALPHA_VALUE	screen [0, 1] layer_handle	global alpha value		Get a layer's global alpha value.
DISP_CMD_LAYER_CK_ON	screen [0, 1] layer_handle	0	errno	Enable color key on a layer.
DISP_CMD_LAYER_CK_OFF	screen [0, 1] layer_handle	0	errno	Disable a layer's color key.
DISP_CMD_LAYER_GET_CK_EN	screen [0, 1] layer_handle	0: colour key disabled. 1: colour key enabled.		Query whether layer has color key enabled.
DISP_CMD_LAYER_SET_PIPE	screen [0, 1] layer_handle pipe (__u32)	0	errno	Set the layer pipe, a pipe layer can only be high priority coverage low priority, rather than do alpha blending.
DISP_CMD_LAYER_GET_PIPE	screen [0, 1] layer_handle	pipe		Get the pipe associated with the layer.
DISP_CMD_LAYER_TOP	screen [0, 1] layer_handle	0	errno	Set top layer, the relative relationship between the other layers priority remains unchanged.
DISP_CMD_LAYER_BOTTOM	screen [0, 1] layer_handle	0	errno	Set bottom layer, the relative relationship between the other layers priority remains unchanged.
DISP_CMD_LAYER_GET_PRIO	screen [0, 1] layer_handle	priority		Get priority layers (layers from the bottom to the top priority from low to high).
DISP_CMD_LAYER_SET_SMOOTH	screen [0, 1] layer_handle smooth (__disp_video_smooth_t)	0	errno	Set the layer of smooth (the layer must scaler layers).
DISP_CMD_LAYER_GET_SMOOTH	screen [0, 1] layer_handle	smooth (__disp_video_smooth_t)		Get the layers smooth (the layer must scaler layer).
DISP_CMD_LAYER_SET_BRIGHT	screen [0, 1] layer_handle brightness value ([0-100], default: 50)	0	errno	Set the brightness of the scaler layer.
DISP_CMD_LAYER_GET_BRIGHT	screen [0, 1] layer_handle	brightness level		Get scaler layers brightness.
DISP_CMD_LAYER_SET_CONTRAST	screen [0, 1] layer_handle contrast value ([0-100], default: 50)	0	errno	Set scaler layer's contrast.
DISP_CMD_LAYER_GET_CONTRAST	screen [0, 1] layer_handle	0	errno	Get scaler layers contrast.
DISP_CMD_LAYER_SET_SATURATION	screen [0, 1] layer_handle saturation value ([0-100], default: 50)	0	errno	Set scaler layers saturation
DISP_CMD_LAYER_GET_SATURATION	screen [0, 1] layer_handle	0	errno	Set the layer of smooth (the layer must scaler layers).
DISP_CMD_LAYER_SET_HUE	screen [0, 1] layer_handle tone/hue value ([0-100], default: 50)	0	errno	Set scaler layers tone/hue.
DISP_CMD_LAYER_GET_HUE	screen [0, 1] layer_handle	tone/hue value		Get scaler layers tone/hue.
DISP_CMD_LAYER_ENHANCE_ON	screen [0, 1] layer_handle	0	errno	Enable scaler layers enhance function.
DISP_CMD_LAYER_ENHANCE_OFF	screen [0, 1] layer_handle	0	errno	Disable scaler layers enhance function.
DISP_CMD_LAYER_GET_ENHANCE_EN	screen [0, 1] layer_handle	0: disabled 1: enabled		Query whether a scaler layers enhance function is enabled.
DISP_CMD_LAYER_VPP_ON	screen [0, 1] layer_handle	0	errno	Enable video post-processing functions (only for scaler layers).
DISP_CMD_LAYER_VPP_OFF	screen [0, 1] layer_handle	0	errno	Disable video post-processing functions.
DISP_CMD_LAYER_GET_VPP_EN	screen [0, 1] layer_handle	0: disabled 1: enabled		Query whether a layers vpp function is enabled.
DISP_CMD_LAYER_SET_LUMA_SHARP_LEVEL	screen [0, 1] layer_handle Luminance sharpening level [0-4] (0: disabled; 1-4: higher level, sharper)	0	errno	Set luminance sharpening level.
DISP_CMD_LAYER_GET_LUMA_SHARP_LEVEL	screen [0, 1] layer_handle	Luminance sharpening level		Get luminance sharpening level.
DISP_CMD_LAYER_SET_CHROMA_SHARP_LEVEL	screen [0, 1] layer_handle hue sharpening level [0-4] (0: disabled; 1-4: higher level, sharper)	0	errno	Set hue sharpening level.
DISP_CMD_LAYER_GET_CHROMA_SHARP_LEVEL	screen [0, 1] layer_handle	hue sharpening level		Get hue sharpening level.
DISP_CMD_LAYER_SET_WHITE_EXTEN_LEVEL	screen [0, 1] layer_handle White level expansion value [0-4] (0: disabled; 1-4: higher level, sharper)	0	errno	Set white level expansion value.
DISP_CMD_LAYER_GET_WHITE_EXTEN_LEVEL	screen [0, 1] layer_handle	white level expansion value		Get white level expansion value.
DISP_CMD_LAYER_SET_BLACK_EXTEN_LEVEL	screen [0, 1] layer_handle Black level expansion value [0-4] (0: disabled; 1-4: higher level, sharper)	0	errno	Set black level expansion value.
DISP_CMD_LAYER_GET_BLACK_EXTEN_LEVEL	screen [0, 1] layer_handle	black level expansion value		Get black level expansion value.

[tracert]

  Scaler IOCTLs

IOCTL	Args	Success	Failed	Description
DISP_CMD_SCALER_REQUEST	screen[0, 1]	scaler handle	NULL	Application scaler is used to write-back.
DISP_CMD_SCALER_RELEASE	screen [0, 1] scaler_handle	0	errno	Release scaler.
DISP_CMD_SCALER_EXECUTE	screen [0, 1] scaler_handle scaler parameter (__disp_scaler_para_t *)	0	errno	Perform scaler.

  HWC IOCTLs

DISP_CMD_HWC_OPEN	screen [0, 1]	0	errno	Open hw cursor.
DISP_CMD_HWC_CLOSE	screen [0, 1]	0	errno	Close hw cursor.
DISP_CMD_HWC_SET_POS	screen [0, 1] Starting coordinate on screen (__disp_pos_t *)	0	errno	Set starting coordinates of the hw cursor on the screen.
DISP_CMD_HWC_GET_POS	screen id [0, 1] Starting coordinate on screen (__disp_pos_t *)	0	errno	Get starting coordinates of the hw cursor on the screen.
DISP_CMD_HWC_SET_FB	screen [0, 1] (__disp_hwc_pattern_t *)	0	errno	Set hw cursor framebuffer information.
DISP_CMD_HWC_SET_PALETTE_TABLE	screen [0, 1] Address (__u32 *) N/A size (4 bytes alignment, unit byte)	0	errno	Set palette table for hw cursor.

  Video IOCTLs

DISP_CMD_VIDEO_START	screen [0, 1] layer_handle	0	errno	Start video playback.
DISP_CMD_VIDEO_STOP	screen [0, 1] layer_handle	0	errno	Stop video playback.
DISP_CMD_VIDEO_SET_FB	screen [0, 1] layer_handle framebuffer information (__disp_video_fb_t *)	0	errno	Set video framebuffer information.
DISP_CMD_VIDEO_GET_DIT_INFO	screen [0, 1] layer_handle deinterlace information (__disp_dit_info_t *)	deinterlace information		The deinterlace information for video display.
DISP_CMD_VIDEO_GET_FRAME_ID	screen [0, 1] layer_handle	framebuffer id	errno	Get currently being displayed framebuffer id.

  LCD IOCTLs

DISP_CMD_LCD_ON	screen [0, 1]	0	errno	Enable LCD.
DISP_CMD_LCD_OFF	screen [0, 1]	0	errno	Disable LCD.
DISP_CMD_LCD_SET_BRIGHTNESS	screen [0, 1] brightness (__disp_lcd_bright_t)	0	errno	Set LCD brightness.
DISP_CMD_LCD_GET_BRIGHTNESS	screen [0, 1]	LCD brightness (__disp_lcd_bright_t)		Get LCD brightness.
DISP_CMD_LCD_SET_SRC	screen [0, 1] lcd source (__disp_lcdc_src_t)	0	errno	Set source for LCD.

  TV IOCTLs

DISP_CMD_TV_ON	screen [0, 1]	0	errno	Enable TV display.
DISP_CMD_TV_OFF	screen [0, 1]	0	errno	Disable TV display.
DISP_CMD_TV_SET_MODE	screen [0, 1] mode (__disp_tv_mode_t)	0	errno	Set the mode on the TV display.
DISP_CMD_TV_GET_MODE	screen [0, 1]	mode (__disp_tv_mode_t)		Get current TV mode.
DISP_CMD_TV_GET_INTERFACE	screen [0, 1]	interface (disp_tv_output_t)	errno	Get TV interface.
DISP_CMD_TV_SET_SRC	screen [0, 1] source (__disp_lcdc_src_t)	0	errno	Set TV source.

  HDMI IOCTLs

DISP_CMD_HDMI_ON	screen [0, 1]	0	errno	Enable HDMI display.
DISP_CMD_HDMI_OFF	screen [0, 1]	0	errno	Disable HDMI display.
DISP_CMD_HDMI_SET_MODE	screen [0, 1] mode (__disp_tv_mode_t)	0	errno	Set HDMI mode.
DISP_CMD_HDMI_GET_MODE	screen [0, 1]	mode (__disp_tv_mode_t)		Get current HDMI mode.
DISP_CMD_HDMI_SUPPORT_MODE	screen [0, 1] mode(__disp_tv_mode_t)	0: invalid 1: supported		Query whether a mode is supported on hdmi.
DISP_CMD_HDMI_GET_HPD_STATUS	screen [0, 1]	0: nothing attached 1: hpd attached.		Query the current hdmi hpd status.
DISP_CMD_HDMI_SET_SRC	screen [0, 1] source (__disp_lcdc_src_t)	0	errno	Set hdmi source.

  VGA IOCTLs

DISP_CMD_VGA_ON	screen [0, 1]	0	errno	Enable VGA display.
DISP_CMD_VGA_OFF	screen [0, 1]	0	errno	Disable VGA display.
DISP_CMD_VGA_SET_MODE	screen [0, 1] mode (__disp_vga_mode_t)	0	errno	Set VGA mode.
DISP_CMD_VGA_GET_MODE	screen [0, 1]	mode (__disp_vga_mode_t)		Get current VGA mode.
DISP_CMD_VGA_SET_SRC	screen [0, 1] source (__disp_lcdc_src_t)	0	errno	Set source of vga display.

  Sprite IOCTLs

DISP_CMD_SPRITE_OPEN	screen [0, 1]	0	errno	Global switch to open the sprite, sprite, each the sprite block of switch can be set.
DISP_CMD_SPRITE_CLOSE	screen [0, 1]	0	errno	Close sprite.
DISP_CMD_SPRITE_SET_FORMAT	screen [0, 1] format (__disp_pixel_fmt_t) pixel sequence (__disp_pixel_seq_t)	0	errno	Set the format of the sprite Note only sprite block format is the same, so the format is valid for all block, each block can no longer separate set its format.
DISP_CMD_SPRITE_GLOBAL_ALPHA_ENABLE	screen [0, 1]	0	errno	Enable global alpha on sprite.
DISP_CMD_SPRITE_GLOBAL_ALPHA_DISABLE	screen [0, 1]	0	errno	Disable global alpha on sprite.
DISP_CMD_SPRITE_GET_GLOBAL_ALPHA_ENABLE	screen [0, 1]	0: disabled 1: enabled		Query the current state of global alpha on the sprite.
DISP_CMD_SPRITE_SET_GLOBAL_ALPHA_VALUE	screen [0, 1] global alpha value	0	errno	Set the value of global alpha on the sprite.
DISP_CMD_SPRITE_GET_GLOBAL_ALPHA_VALUE	screen [0, 1]	global alpha value		Get the value of global alpha on the sprite.
DISP_CMD_SPRITE_SET_ORDER	screen [0, 1] block handle target block handle	0	errno	A block to the front of the target block.
DISP_CMD_SPRITE_GET_TOP_BLOCK	screen [0, 1]	block handle		Get the handle of the top block.
DISP_CMD_SPRITE_GET_BOTTOM_BLOCK	screen [0, 1]	block handle		Get the handle of the bottom block.
DISP_CMD_SPRITE_SET_PALETTE_TBL	screen [0, 1] Address (__u32 *) offset (__u32, 4 bytes alignment) size (4 bytes alignment, unit byte)	0	errno	Set sprite palette table.
DISP_CMD_SPRITE_GET_BLOCK_NUM	screen [0, 1]	Number of blocks used.		Get the number of blocks in use.
DISP_CMD_SPRITE_BLOCK_REQUEST	screen [0, 1] block parameter (__disp_sprite_block_para_t *)	0	errno	Request a sprite block.
DISP_CMD_SPRITE_BLOCK_RELEASE	screen [0, 1] block handle	0	errno	Release a sprite block.
DISP_CMD_SPRITE_BLOCK_OPEN	screen [0, 1] block handle	0	errno	Open a sprite block.
DISP_CMD_SPRITE_BLOCK_CLOSE	screen [0, 1] block handle	0	errno	Close a sprite block.
DISP_CMD_SPRITE_BLOCK_SET_SOURCE_WINDOW	screen [0, 1] block handle block source window (__disp_rect_t *)	0	errno	Set the sprite block the source window, because the sprite block without scaling function, driven only concerned with x and y, while the width and height of the width and height of the screen window.
DISP_CMD_SPRITE_BLOCK_GET_SOURCE_WINDOW	screen [0, 1] block handle block source window (__disp_rect_t *)	0	errno	Get the source window of a sprite block.
DISP_CMD_SPRITE_BLOCK_SET_SCREEN_WINDOW	screen [0, 1] block handle block screen window (__disp_rect_t *)	0	errno	Set screen window of a sprite block.
DISP_CMD_SPRITE_BLOCK_GET_SCREEN_WINDOW	screen [0, 1] block handle block screen window (__disp_rect_t *)	0	errno	Get screen window of a sprite block.
DISP_CMD_SPRITE_BLOCK_SET_FB	screen [0, 1] block handle block framebuffer (__disp_fb_t *)	0	errno	Set the framebuffer information for the sprite block, only cares about the address and line width.
DISP_CMD_SPRITE_BLOCK_GET_FB	screen [0, 1] block handle block framebuffer(__disp_fb_t *)	0	errno	Get framebuffer information of a sprite block.
DISP_CMD_SPRITE_BLOCK_SET_PARA	screen [0, 1] block handle block parameters (__disp_sprite_block_para_t *)	0	errno	Set sprite block parameters.
DISP_CMD_SPRITE_BLOCK_GET_PARA	screen [0, 1] block handle block parameters (__disp_sprite_block_para_t *)	0	errno	Get sprite block parameters
DISP_CMD_SPRITE_BLOCK_SET_TOP	screen [0, 1] block handle	0	errno	Move the sprite block to the top.
DISP_CMD_SPRITE_BLOCK_SET_BOTTOM	screen [0, 1] block handle	0	errno	Move the sprite block to the bottom.
DISP_CMD_SPRITE_BLOCK_GET_PREV_BLOCK	screen [0, 1] block handle	block handle		Get the previous sprite block handle.
DISP_CMD_SPRITE_BLOCK_GET_NEXT_BLOCK	screen [0, 1] block handle	block handle	errno	Get the next block handle.
DISP_CMD_SPRITE_BLOCK_GET_PRIO	screen [0, 1] block handle	block priority		Get the ordering of the sprite block (from bottom to top).