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include/drm/drm_crtc.h
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/* * Copyright © 2006 Keith Packard * Copyright © 2007-2008 Dave Airlie * Copyright © 2007-2008 Intel Corporation * Jesse Barnes <jesse.barnes@intel.com> * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #ifndef __DRM_CRTC_H__ #define __DRM_CRTC_H__ #include <linux/i2c.h> #include <linux/spinlock.h> #include <linux/types.h> #include <linux/idr.h> |
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#include <linux/fb.h> |
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#include <drm/drm_fourcc.h> |
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struct drm_device; struct drm_mode_set; struct drm_framebuffer; #define DRM_MODE_OBJECT_CRTC 0xcccccccc #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 #define DRM_MODE_OBJECT_MODE 0xdededede #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb |
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#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee |
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struct drm_mode_object { uint32_t id; uint32_t type; }; /* * Note on terminology: here, for brevity and convenience, we refer to connector * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, * DVI, etc. And 'screen' refers to the whole of the visible display, which * may span multiple monitors (and therefore multiple CRTC and connector * structures). */ enum drm_mode_status { MODE_OK = 0, /* Mode OK */ MODE_HSYNC, /* hsync out of range */ MODE_VSYNC, /* vsync out of range */ MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ MODE_BAD_WIDTH, /* requires an unsupported linepitch */ |
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MODE_NOMODE, /* no mode with a matching name */ |
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MODE_NO_INTERLACE, /* interlaced mode not supported */ MODE_NO_DBLESCAN, /* doublescan mode not supported */ MODE_NO_VSCAN, /* multiscan mode not supported */ MODE_MEM, /* insufficient video memory */ MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ MODE_MEM_VIRT, /* insufficient video memory given virtual size */ MODE_NOCLOCK, /* no fixed clock available */ MODE_CLOCK_HIGH, /* clock required is too high */ MODE_CLOCK_LOW, /* clock required is too low */ MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ MODE_BAD_HVALUE, /* horizontal timing was out of range */ MODE_BAD_VVALUE, /* vertical timing was out of range */ MODE_BAD_VSCAN, /* VScan value out of range */ MODE_HSYNC_NARROW, /* horizontal sync too narrow */ MODE_HSYNC_WIDE, /* horizontal sync too wide */ MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ MODE_HBLANK_WIDE, /* horizontal blanking too wide */ MODE_VSYNC_NARROW, /* vertical sync too narrow */ MODE_VSYNC_WIDE, /* vertical sync too wide */ MODE_VBLANK_NARROW, /* vertical blanking too narrow */ MODE_VBLANK_WIDE, /* vertical blanking too wide */ MODE_PANEL, /* exceeds panel dimensions */ MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ MODE_ONE_WIDTH, /* only one width is supported */ MODE_ONE_HEIGHT, /* only one height is supported */ MODE_ONE_SIZE, /* only one resolution is supported */ MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ MODE_UNVERIFIED = -3, /* mode needs to reverified */ MODE_BAD = -2, /* unspecified reason */ MODE_ERROR = -1 /* error condition */ }; #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ DRM_MODE_TYPE_CRTC_C) #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ .name = nm, .status = 0, .type = (t), .clock = (c), \ .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ .vscan = (vs), .flags = (f), .vrefresh = 0 #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ struct drm_display_mode { /* Header */ struct list_head head; struct drm_mode_object base; char name[DRM_DISPLAY_MODE_LEN]; |
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enum drm_mode_status status; int type; /* Proposed mode values */ |
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int clock; /* in kHz */ |
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int hdisplay; int hsync_start; int hsync_end; int htotal; int hskew; int vdisplay; int vsync_start; int vsync_end; int vtotal; int vscan; unsigned int flags; /* Addressable image size (may be 0 for projectors, etc.) */ int width_mm; int height_mm; /* Actual mode we give to hw */ int clock_index; int synth_clock; int crtc_hdisplay; int crtc_hblank_start; int crtc_hblank_end; int crtc_hsync_start; int crtc_hsync_end; int crtc_htotal; int crtc_hskew; int crtc_vdisplay; int crtc_vblank_start; int crtc_vblank_end; int crtc_vsync_start; int crtc_vsync_end; int crtc_vtotal; int crtc_hadjusted; int crtc_vadjusted; /* Driver private mode info */ int private_size; int *private; int private_flags; |
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int vrefresh; /* in Hz */ int hsync; /* in kHz */ |
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}; enum drm_connector_status { connector_status_connected = 1, connector_status_disconnected = 2, connector_status_unknown = 3, }; enum subpixel_order { SubPixelUnknown = 0, SubPixelHorizontalRGB, SubPixelHorizontalBGR, SubPixelVerticalRGB, SubPixelVerticalBGR, SubPixelNone, }; |
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#define DRM_COLOR_FORMAT_RGB444 (1<<0) #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) |
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/* * Describes a given display (e.g. CRT or flat panel) and its limitations. */ struct drm_display_info { char name[DRM_DISPLAY_INFO_LEN]; |
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/* Physical size */ unsigned int width_mm; unsigned int height_mm; |
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/* Clock limits FIXME: storage format */ unsigned int min_vfreq, max_vfreq; unsigned int min_hfreq, max_hfreq; unsigned int pixel_clock; |
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unsigned int bpc; |
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enum subpixel_order subpixel_order; |
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u32 color_formats; |
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u8 cea_rev; |
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char *raw_edid; /* if any */ }; struct drm_framebuffer_funcs { void (*destroy)(struct drm_framebuffer *framebuffer); int (*create_handle)(struct drm_framebuffer *fb, struct drm_file *file_priv, unsigned int *handle); |
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/** * Optinal callback for the dirty fb ioctl. * * Userspace can notify the driver via this callback * that a area of the framebuffer has changed and should * be flushed to the display hardware. * * See documentation in drm_mode.h for the struct * drm_mode_fb_dirty_cmd for more information as all * the semantics and arguments have a one to one mapping * on this function. */ |
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int (*dirty)(struct drm_framebuffer *framebuffer, struct drm_file *file_priv, unsigned flags, |
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unsigned color, struct drm_clip_rect *clips, unsigned num_clips); |
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}; struct drm_framebuffer { struct drm_device *dev; struct list_head head; struct drm_mode_object base; const struct drm_framebuffer_funcs *funcs; |
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unsigned int pitches[4]; unsigned int offsets[4]; |
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unsigned int width; unsigned int height; /* depth can be 15 or 16 */ unsigned int depth; int bits_per_pixel; int flags; |
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uint32_t pixel_format; /* fourcc format */ |
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struct list_head filp_head; |
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/* if you are using the helper */ void *helper_private; |
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}; struct drm_property_blob { struct drm_mode_object base; struct list_head head; unsigned int length; void *data; }; struct drm_property_enum { uint64_t value; struct list_head head; char name[DRM_PROP_NAME_LEN]; }; struct drm_property { struct list_head head; struct drm_mode_object base; uint32_t flags; char name[DRM_PROP_NAME_LEN]; uint32_t num_values; uint64_t *values; struct list_head enum_blob_list; }; struct drm_crtc; struct drm_connector; struct drm_encoder; |
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struct drm_pending_vblank_event; |
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struct drm_plane; |
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/** * drm_crtc_funcs - control CRTCs for a given device |
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* @reset: reset CRTC after state has been invalidate (e.g. resume) |
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* @dpms: control display power levels * @save: save CRTC state * @resore: restore CRTC state * @lock: lock the CRTC * @unlock: unlock the CRTC * @shadow_allocate: allocate shadow pixmap * @shadow_create: create shadow pixmap for rotation support * @shadow_destroy: free shadow pixmap * @mode_fixup: fixup proposed mode * @mode_set: set the desired mode on the CRTC * @gamma_set: specify color ramp for CRTC * @destroy: deinit and free object. * * The drm_crtc_funcs structure is the central CRTC management structure * in the DRM. Each CRTC controls one or more connectors (note that the name * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. * connectors, not just CRTs). * * Each driver is responsible for filling out this structure at startup time, * in addition to providing other modesetting features, like i2c and DDC * bus accessors. */ struct drm_crtc_funcs { /* Save CRTC state */ void (*save)(struct drm_crtc *crtc); /* suspend? */ /* Restore CRTC state */ void (*restore)(struct drm_crtc *crtc); /* resume? */ |
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/* Reset CRTC state */ void (*reset)(struct drm_crtc *crtc); |
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/* cursor controls */ int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, uint32_t handle, uint32_t width, uint32_t height); int (*cursor_move)(struct drm_crtc *crtc, int x, int y); /* Set gamma on the CRTC */ void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, |
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uint32_t start, uint32_t size); |
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/* Object destroy routine */ void (*destroy)(struct drm_crtc *crtc); int (*set_config)(struct drm_mode_set *set); |
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/* * Flip to the given framebuffer. This implements the page |
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* flip ioctl described in drm_mode.h, specifically, the |
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* implementation must return immediately and block all * rendering to the current fb until the flip has completed. * If userspace set the event flag in the ioctl, the event * argument will point to an event to send back when the flip * completes, otherwise it will be NULL. */ int (*page_flip)(struct drm_crtc *crtc, struct drm_framebuffer *fb, struct drm_pending_vblank_event *event); |
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}; /** * drm_crtc - central CRTC control structure |
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* @dev: parent DRM device * @head: list management * @base: base KMS object for ID tracking etc. |
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* @enabled: is this CRTC enabled? |
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* @mode: current mode timings * @hwmode: mode timings as programmed to hw regs |
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* @x: x position on screen * @y: y position on screen |
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* @funcs: CRTC control functions |
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* @gamma_size: size of gamma ramp * @gamma_store: gamma ramp values * @framedur_ns: precise frame timing * @framedur_ns: precise line timing * @pixeldur_ns: precise pixel timing * @helper_private: mid-layer private data |
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* * Each CRTC may have one or more connectors associated with it. This structure * allows the CRTC to be controlled. */ struct drm_crtc { struct drm_device *dev; struct list_head head; struct drm_mode_object base; /* framebuffer the connector is currently bound to */ struct drm_framebuffer *fb; bool enabled; |
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/* Requested mode from modesetting. */ |
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struct drm_display_mode mode; |
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/* Programmed mode in hw, after adjustments for encoders, * crtc, panel scaling etc. Needed for timestamping etc. */ struct drm_display_mode hwmode; |
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int x, y; |
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const struct drm_crtc_funcs *funcs; /* CRTC gamma size for reporting to userspace */ uint32_t gamma_size; uint16_t *gamma_store; |
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/* Constants needed for precise vblank and swap timestamping. */ s64 framedur_ns, linedur_ns, pixeldur_ns; |
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/* if you are using the helper */ void *helper_private; }; /** * drm_connector_funcs - control connectors on a given device * @dpms: set power state (see drm_crtc_funcs above) * @save: save connector state * @restore: restore connector state |
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* @reset: reset connector after state has been invalidate (e.g. resume) |
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* @mode_valid: is this mode valid on the given connector? * @mode_fixup: try to fixup proposed mode for this connector * @mode_set: set this mode * @detect: is this connector active? * @get_modes: get mode list for this connector * @set_property: property for this connector may need update * @destroy: make object go away |
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* @force: notify the driver the connector is forced on |
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* * Each CRTC may have one or more connectors attached to it. The functions * below allow the core DRM code to control connectors, enumerate available modes, * etc. */ struct drm_connector_funcs { void (*dpms)(struct drm_connector *connector, int mode); void (*save)(struct drm_connector *connector); void (*restore)(struct drm_connector *connector); |
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void (*reset)(struct drm_connector *connector); |
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/* Check to see if anything is attached to the connector. * @force is set to false whilst polling, true when checking the * connector due to user request. @force can be used by the driver * to avoid expensive, destructive operations during automated * probing. */ |
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enum drm_connector_status (*detect)(struct drm_connector *connector, |
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bool force); |
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int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
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int (*set_property)(struct drm_connector *connector, struct drm_property *property, uint64_t val); void (*destroy)(struct drm_connector *connector); |
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void (*force)(struct drm_connector *connector); |
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}; |
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/** * drm_encoder_funcs - encoder controls * @reset: reset state (e.g. at init or resume time) * @destroy: cleanup and free associated data * * Encoders sit between CRTCs and connectors. */ |
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struct drm_encoder_funcs { |
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void (*reset)(struct drm_encoder *encoder); |
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void (*destroy)(struct drm_encoder *encoder); }; #define DRM_CONNECTOR_MAX_UMODES 16 #define DRM_CONNECTOR_MAX_PROPERTY 16 #define DRM_CONNECTOR_LEN 32 |
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#define DRM_CONNECTOR_MAX_ENCODER 3 |
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/** * drm_encoder - central DRM encoder structure |
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* @dev: parent DRM device * @head: list management * @base: base KMS object * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h * @possible_crtcs: bitmask of potential CRTC bindings * @possible_clones: bitmask of potential sibling encoders for cloning * @crtc: currently bound CRTC * @funcs: control functions * @helper_private: mid-layer private data * * CRTCs drive pixels to encoders, which convert them into signals * appropriate for a given connector or set of connectors. |
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*/ struct drm_encoder { struct drm_device *dev; struct list_head head; struct drm_mode_object base; int encoder_type; uint32_t possible_crtcs; uint32_t possible_clones; struct drm_crtc *crtc; const struct drm_encoder_funcs *funcs; void *helper_private; }; |
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enum drm_connector_force { DRM_FORCE_UNSPECIFIED, DRM_FORCE_OFF, DRM_FORCE_ON, /* force on analog part normally */ DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ }; |
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/* should we poll this connector for connects and disconnects */ /* hot plug detectable */ #define DRM_CONNECTOR_POLL_HPD (1 << 0) /* poll for connections */ #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) /* can cleanly poll for disconnections without flickering the screen */ /* DACs should rarely do this without a lot of testing */ #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) |
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#define MAX_ELD_BYTES 128 |
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/** * drm_connector - central DRM connector control structure |
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* @dev: parent DRM device * @kdev: kernel device for sysfs attributes * @attr: sysfs attributes * @head: list management * @base: base KMS object * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h * @connector_type_id: index into connector type enum |
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* @interlace_allowed: can this connector handle interlaced modes? * @doublescan_allowed: can this connector handle doublescan? |
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* @modes: modes available on this connector (from fill_modes() + user) * @status: one of the drm_connector_status enums (connected, not, or unknown) * @probed_modes: list of modes derived directly from the display * @display_info: information about attached display (e.g. from EDID) |
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* @funcs: connector control functions |
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* @user_modes: user added mode list * @edid_blob_ptr: DRM property containing EDID if present * @property_ids: property tracking for this connector * @property_values: value pointers or data for properties * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling * @dpms: current dpms state * @helper_private: mid-layer private data * @force: a %DRM_FORCE_<foo> state for forced mode sets * @encoder_ids: valid encoders for this connector * @encoder: encoder driving this connector, if any * @eld: EDID-like data, if present * @dvi_dual: dual link DVI, if found * @max_tmds_clock: max clock rate, if found * @latency_present: AV delay info from ELD, if found * @video_latency: video latency info from ELD, if found * @audio_latency: audio latency info from ELD, if found * @null_edid_counter: track sinks that give us all zeros for the EDID |
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* * Each connector may be connected to one or more CRTCs, or may be clonable by * another connector if they can share a CRTC. Each connector also has a specific * position in the broader display (referred to as a 'screen' though it could * span multiple monitors). */ struct drm_connector { struct drm_device *dev; struct device kdev; struct device_attribute *attr; struct list_head head; struct drm_mode_object base; int connector_type; int connector_type_id; bool interlace_allowed; bool doublescan_allowed; struct list_head modes; /* list of modes on this connector */ |
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enum drm_connector_status status; /* these are modes added by probing with DDC or the BIOS */ struct list_head probed_modes; struct drm_display_info display_info; const struct drm_connector_funcs *funcs; struct list_head user_modes; struct drm_property_blob *edid_blob_ptr; u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; |
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uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
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/* requested DPMS state */ int dpms; |
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void *helper_private; |
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/* forced on connector */ enum drm_connector_force force; |
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uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
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struct drm_encoder *encoder; /* currently active encoder */ |
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/* EDID bits */ uint8_t eld[MAX_ELD_BYTES]; bool dvi_dual; int max_tmds_clock; /* in MHz */ bool latency_present[2]; int video_latency[2]; /* [0]: progressive, [1]: interlaced */ int audio_latency[2]; |
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int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
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}; /** |
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* drm_plane_funcs - driver plane control functions * @update_plane: update the plane configuration * @disable_plane: shut down the plane * @destroy: clean up plane resources */ struct drm_plane_funcs { int (*update_plane)(struct drm_plane *plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, int crtc_x, int crtc_y, unsigned int crtc_w, unsigned int crtc_h, uint32_t src_x, uint32_t src_y, uint32_t src_w, uint32_t src_h); int (*disable_plane)(struct drm_plane *plane); void (*destroy)(struct drm_plane *plane); }; /** * drm_plane - central DRM plane control structure * @dev: DRM device this plane belongs to * @head: for list management * @base: base mode object * @possible_crtcs: pipes this plane can be bound to * @format_types: array of formats supported by this plane * @format_count: number of formats supported * @crtc: currently bound CRTC * @fb: currently bound fb * @gamma_size: size of gamma table * @gamma_store: gamma correction table * @enabled: enabled flag * @funcs: helper functions * @helper_private: storage for drver layer */ struct drm_plane { struct drm_device *dev; struct list_head head; struct drm_mode_object base; uint32_t possible_crtcs; uint32_t *format_types; uint32_t format_count; struct drm_crtc *crtc; struct drm_framebuffer *fb; /* CRTC gamma size for reporting to userspace */ uint32_t gamma_size; uint16_t *gamma_store; bool enabled; const struct drm_plane_funcs *funcs; void *helper_private; }; /** |
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* drm_mode_set - new values for a CRTC config change * @head: list management * @fb: framebuffer to use for new config * @crtc: CRTC whose configuration we're about to change * @mode: mode timings to use * @x: position of this CRTC relative to @fb * @y: position of this CRTC relative to @fb * @connectors: array of connectors to drive with this CRTC if possible * @num_connectors: size of @connectors array |
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* * Represents a single crtc the connectors that it drives with what mode * and from which framebuffer it scans out from. * * This is used to set modes. */ struct drm_mode_set { struct list_head head; struct drm_framebuffer *fb; struct drm_crtc *crtc; struct drm_display_mode *mode; uint32_t x; uint32_t y; struct drm_connector **connectors; size_t num_connectors; }; /** |
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* struct drm_mode_config_funcs - basic driver provided mode setting functions * @fb_create: create a new framebuffer object * @output_poll_changed: function to handle output configuration changes * * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that * involve drivers. |
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*/ struct drm_mode_config_funcs { |
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struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd); |
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void (*output_poll_changed)(struct drm_device *dev); |
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}; |
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/** * drm_mode_group - group of mode setting resources for potential sub-grouping * @num_crtcs: CRTC count * @num_encoders: encoder count * @num_connectors: connector count * @id_list: list of KMS object IDs in this group * * Currently this simply tracks the global mode setting state. But in the * future it could allow groups of objects to be set aside into independent * control groups for use by different user level processes (e.g. two X servers * running simultaneously on different heads, each with their own mode * configuration and freedom of mode setting). */ |
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struct drm_mode_group { uint32_t num_crtcs; uint32_t num_encoders; uint32_t num_connectors; /* list of object IDs for this group */ uint32_t *id_list; }; /** * drm_mode_config - Mode configuration control structure |
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* @mutex: mutex protecting KMS related lists and structures * @idr_mutex: mutex for KMS ID allocation and management * @crtc_idr: main KMS ID tracking object * @num_fb: number of fbs available * @fb_list: list of framebuffers available * @num_connector: number of connectors on this device * @connector_list: list of connector objects * @num_encoder: number of encoders on this device * @encoder_list: list of encoder objects * @num_crtc: number of CRTCs on this device * @crtc_list: list of CRTC objects * @min_width: minimum pixel width on this device * @min_height: minimum pixel height on this device * @max_width: maximum pixel width on this device * @max_height: maximum pixel height on this device * @funcs: core driver provided mode setting functions * @fb_base: base address of the framebuffer * @poll_enabled: track polling status for this device * @output_poll_work: delayed work for polling in process context * @*_property: core property tracking |
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* |
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* Core mode resource tracking structure. All CRTC, encoders, and connectors * enumerated by the driver are added here, as are global properties. Some * global restrictions are also here, e.g. dimension restrictions. |
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*/ struct drm_mode_config { |
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struct mutex mutex; /* protects configuration (mode lists etc.) */ struct mutex idr_mutex; /* for IDR management */ |
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struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ /* this is limited to one for now */ int num_fb; struct list_head fb_list; int num_connector; struct list_head connector_list; int num_encoder; struct list_head encoder_list; |
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int num_plane; struct list_head plane_list; |
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int num_crtc; struct list_head crtc_list; struct list_head property_list; |
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int min_width, min_height; int max_width, max_height; struct drm_mode_config_funcs *funcs; |
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resource_size_t fb_base; |
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|
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/* output poll support */ bool poll_enabled; |
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struct delayed_work output_poll_work; |
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|
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/* pointers to standard properties */ struct list_head property_blob_list; struct drm_property *edid_property; struct drm_property *dpms_property; /* DVI-I properties */ struct drm_property *dvi_i_subconnector_property; struct drm_property *dvi_i_select_subconnector_property; /* TV properties */ struct drm_property *tv_subconnector_property; struct drm_property *tv_select_subconnector_property; struct drm_property *tv_mode_property; struct drm_property *tv_left_margin_property; struct drm_property *tv_right_margin_property; struct drm_property *tv_top_margin_property; struct drm_property *tv_bottom_margin_property; |
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struct drm_property *tv_brightness_property; struct drm_property *tv_contrast_property; struct drm_property *tv_flicker_reduction_property; |
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struct drm_property *tv_overscan_property; struct drm_property *tv_saturation_property; struct drm_property *tv_hue_property; |
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/* Optional properties */ struct drm_property *scaling_mode_property; struct drm_property *dithering_mode_property; |
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struct drm_property *dirty_info_property; |
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}; #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) #define obj_to_connector(x) container_of(x, struct drm_connector, base) #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) #define obj_to_property(x) container_of(x, struct drm_property, base) #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) |
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#define obj_to_plane(x) container_of(x, struct drm_plane, base) |
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extern void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, const struct drm_crtc_funcs *funcs); extern void drm_crtc_cleanup(struct drm_crtc *crtc); extern void drm_connector_init(struct drm_device *dev, struct drm_connector *connector, const struct drm_connector_funcs *funcs, int connector_type); extern void drm_connector_cleanup(struct drm_connector *connector); extern void drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type); |
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extern int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, unsigned long possible_crtcs, const struct drm_plane_funcs *funcs, |
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const uint32_t *formats, uint32_t format_count, bool priv); |
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extern void drm_plane_cleanup(struct drm_plane *plane); |
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extern void drm_encoder_cleanup(struct drm_encoder *encoder); extern char *drm_get_connector_name(struct drm_connector *connector); extern char *drm_get_dpms_name(int val); extern char *drm_get_dvi_i_subconnector_name(int val); extern char *drm_get_dvi_i_select_name(int val); extern char *drm_get_tv_subconnector_name(int val); extern char *drm_get_tv_select_name(int val); |
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extern void drm_fb_release(struct drm_file *file_priv); |
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extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); |
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extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, |
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const struct drm_display_mode *mode); |
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extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); extern void drm_mode_config_init(struct drm_device *dev); |
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extern void drm_mode_config_reset(struct drm_device *dev); |
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extern void drm_mode_config_cleanup(struct drm_device *dev); extern void drm_mode_set_name(struct drm_display_mode *mode); extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); extern int drm_mode_width(struct drm_display_mode *mode); extern int drm_mode_height(struct drm_display_mode *mode); /* for us by fb module */ extern int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, struct drm_display_mode *mode); extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); extern void drm_mode_list_concat(struct list_head *head, struct list_head *new); extern void drm_mode_validate_size(struct drm_device *dev, struct list_head *mode_list, int maxX, int maxY, int maxPitch); extern void drm_mode_prune_invalid(struct drm_device *dev, struct list_head *mode_list, bool verbose); extern void drm_mode_sort(struct list_head *mode_list); |
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extern int drm_mode_hsync(const struct drm_display_mode *mode); extern int drm_mode_vrefresh(const struct drm_display_mode *mode); |
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extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags); extern void drm_mode_connector_list_update(struct drm_connector *connector); extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, struct edid *edid); extern int drm_connector_property_set_value(struct drm_connector *connector, struct drm_property *property, uint64_t value); extern int drm_connector_property_get_value(struct drm_connector *connector, struct drm_property *property, uint64_t *value); extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); extern void drm_framebuffer_set_object(struct drm_device *dev, unsigned long handle); extern int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, const struct drm_framebuffer_funcs *funcs); extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); extern bool drm_crtc_in_use(struct drm_crtc *crtc); extern int drm_connector_attach_property(struct drm_connector *connector, struct drm_property *property, uint64_t init_val); extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, const char *name, int num_values); extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); extern int drm_property_add_enum(struct drm_property *property, int index, uint64_t value, const char *name); extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, char *formats[]); extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); extern int drm_mode_create_dithering_property(struct drm_device *dev); |
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extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
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extern char *drm_get_encoder_name(struct drm_encoder *encoder); extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, struct drm_encoder *encoder); extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, struct drm_encoder *encoder); extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, int gamma_size); |
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extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type); |
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/* IOCTLs */ extern int drm_mode_getresources(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_getplane_res(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_getcrtc(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_getconnector(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_setcrtc(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_getplane(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_setplane(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_cursor_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_addfb(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_addfb2(struct drm_device *dev, void *data, struct drm_file *file_priv); extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); |
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extern int drm_mode_rmfb(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_getfb(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern int drm_mode_addmode_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_rmmode_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_attachmode_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_detachmode_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_getproperty_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_getblob_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_hotplug_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_replacefb(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_getencoder(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern u8 *drm_find_cea_extension(struct edid *edid); |
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extern bool drm_detect_hdmi_monitor(struct edid *edid); |
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extern bool drm_detect_monitor_audio(struct edid *edid); |
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extern int drm_mode_page_flip_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, |
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bool reduced, bool interlaced, bool margins); |
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extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, bool interlaced, int margins); |
7a3743500 drm/edid: Add sec... |
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extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, bool interlaced, int margins, int GTF_M, int GTF_2C, int GTF_K, int GTF_2J); |
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extern int drm_add_modes_noedid(struct drm_connector *connector, int hdisplay, int vdisplay); |
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051963d48 drm: Separate EDI... |
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extern int drm_edid_header_is_valid(const u8 *raw_edid); |
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extern bool drm_edid_is_valid(struct edid *edid); |
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struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, int hsize, int vsize, int fresh); |
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extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); |
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extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp); |
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#endif /* __DRM_CRTC_H__ */ |