500 lines
13 KiB
C
500 lines
13 KiB
C
/*
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* Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
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* Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com>
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* Copyright (c) 2008 Red Hat Inc.
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* Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA
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* Copyright (c) 2007-2008 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef _DRM_MODE_H
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#define _DRM_MODE_H
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#include <linux/types.h>
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#define DRM_DISPLAY_INFO_LEN 32
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#define DRM_CONNECTOR_NAME_LEN 32
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#define DRM_DISPLAY_MODE_LEN 32
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#define DRM_PROP_NAME_LEN 32
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#define DRM_MODE_TYPE_BUILTIN (1<<0)
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#define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN)
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#define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN)
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#define DRM_MODE_TYPE_PREFERRED (1<<3)
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#define DRM_MODE_TYPE_DEFAULT (1<<4)
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#define DRM_MODE_TYPE_USERDEF (1<<5)
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#define DRM_MODE_TYPE_DRIVER (1<<6)
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/* Video mode flags */
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/* bit compatible with the xorg definitions. */
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#define DRM_MODE_FLAG_PHSYNC (1<<0)
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#define DRM_MODE_FLAG_NHSYNC (1<<1)
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#define DRM_MODE_FLAG_PVSYNC (1<<2)
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#define DRM_MODE_FLAG_NVSYNC (1<<3)
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#define DRM_MODE_FLAG_INTERLACE (1<<4)
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#define DRM_MODE_FLAG_DBLSCAN (1<<5)
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#define DRM_MODE_FLAG_CSYNC (1<<6)
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#define DRM_MODE_FLAG_PCSYNC (1<<7)
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#define DRM_MODE_FLAG_NCSYNC (1<<8)
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#define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */
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#define DRM_MODE_FLAG_BCAST (1<<10)
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#define DRM_MODE_FLAG_PIXMUX (1<<11)
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#define DRM_MODE_FLAG_DBLCLK (1<<12)
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#define DRM_MODE_FLAG_CLKDIV2 (1<<13)
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/*
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* When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX
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* (define not exposed to user space).
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*/
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#define DRM_MODE_FLAG_3D_MASK (0x1f<<14)
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#define DRM_MODE_FLAG_3D_NONE (0<<14)
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#define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14)
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#define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14)
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#define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14)
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#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14)
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#define DRM_MODE_FLAG_3D_L_DEPTH (5<<14)
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#define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14)
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#define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14)
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#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14)
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/* DPMS flags */
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/* bit compatible with the xorg definitions. */
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#define DRM_MODE_DPMS_ON 0
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#define DRM_MODE_DPMS_STANDBY 1
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#define DRM_MODE_DPMS_SUSPEND 2
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#define DRM_MODE_DPMS_OFF 3
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/* Scaling mode options */
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#define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or
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software can still scale) */
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#define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */
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#define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */
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#define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */
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/* Dithering mode options */
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#define DRM_MODE_DITHERING_OFF 0
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#define DRM_MODE_DITHERING_ON 1
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#define DRM_MODE_DITHERING_AUTO 2
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/* Dirty info options */
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#define DRM_MODE_DIRTY_OFF 0
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#define DRM_MODE_DIRTY_ON 1
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#define DRM_MODE_DIRTY_ANNOTATE 2
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struct drm_mode_modeinfo {
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__u32 clock;
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__u16 hdisplay, hsync_start, hsync_end, htotal, hskew;
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__u16 vdisplay, vsync_start, vsync_end, vtotal, vscan;
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__u32 vrefresh;
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__u32 flags;
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__u32 type;
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char name[DRM_DISPLAY_MODE_LEN];
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};
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struct drm_mode_card_res {
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__u64 fb_id_ptr;
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__u64 crtc_id_ptr;
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__u64 connector_id_ptr;
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__u64 encoder_id_ptr;
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__u32 count_fbs;
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__u32 count_crtcs;
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__u32 count_connectors;
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__u32 count_encoders;
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__u32 min_width, max_width;
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__u32 min_height, max_height;
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};
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struct drm_mode_crtc {
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__u64 set_connectors_ptr;
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__u32 count_connectors;
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__u32 crtc_id; /**< Id */
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__u32 fb_id; /**< Id of framebuffer */
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__u32 x, y; /**< Position on the frameuffer */
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__u32 gamma_size;
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__u32 mode_valid;
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struct drm_mode_modeinfo mode;
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};
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#define DRM_MODE_PRESENT_TOP_FIELD (1<<0)
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#define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1)
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/* Planes blend with or override other bits on the CRTC */
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struct drm_mode_set_plane {
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__u32 plane_id;
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__u32 crtc_id;
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__u32 fb_id; /* fb object contains surface format type */
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__u32 flags; /* see above flags */
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/* Signed dest location allows it to be partially off screen */
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__s32 crtc_x, crtc_y;
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__u32 crtc_w, crtc_h;
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/* Source values are 16.16 fixed point */
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__u32 src_x, src_y;
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__u32 src_h, src_w;
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};
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struct drm_mode_get_plane {
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__u32 plane_id;
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__u32 crtc_id;
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__u32 fb_id;
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__u32 possible_crtcs;
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__u32 gamma_size;
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__u32 count_format_types;
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__u64 format_type_ptr;
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};
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struct drm_mode_get_plane_res {
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__u64 plane_id_ptr;
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__u32 count_planes;
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};
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#define DRM_MODE_ENCODER_NONE 0
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#define DRM_MODE_ENCODER_DAC 1
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#define DRM_MODE_ENCODER_TMDS 2
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#define DRM_MODE_ENCODER_LVDS 3
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#define DRM_MODE_ENCODER_TVDAC 4
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#define DRM_MODE_ENCODER_VIRTUAL 5
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#define DRM_MODE_ENCODER_DSI 6
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struct drm_mode_get_encoder {
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__u32 encoder_id;
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__u32 encoder_type;
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__u32 crtc_id; /**< Id of crtc */
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__u32 possible_crtcs;
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__u32 possible_clones;
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};
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/* This is for connectors with multiple signal types. */
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/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
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#define DRM_MODE_SUBCONNECTOR_Automatic 0
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#define DRM_MODE_SUBCONNECTOR_Unknown 0
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#define DRM_MODE_SUBCONNECTOR_DVID 3
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#define DRM_MODE_SUBCONNECTOR_DVIA 4
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#define DRM_MODE_SUBCONNECTOR_Composite 5
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#define DRM_MODE_SUBCONNECTOR_SVIDEO 6
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#define DRM_MODE_SUBCONNECTOR_Component 8
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#define DRM_MODE_SUBCONNECTOR_SCART 9
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#define DRM_MODE_CONNECTOR_Unknown 0
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#define DRM_MODE_CONNECTOR_VGA 1
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#define DRM_MODE_CONNECTOR_DVII 2
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#define DRM_MODE_CONNECTOR_DVID 3
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#define DRM_MODE_CONNECTOR_DVIA 4
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#define DRM_MODE_CONNECTOR_Composite 5
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#define DRM_MODE_CONNECTOR_SVIDEO 6
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#define DRM_MODE_CONNECTOR_LVDS 7
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#define DRM_MODE_CONNECTOR_Component 8
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#define DRM_MODE_CONNECTOR_9PinDIN 9
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#define DRM_MODE_CONNECTOR_DisplayPort 10
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#define DRM_MODE_CONNECTOR_HDMIA 11
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#define DRM_MODE_CONNECTOR_HDMIB 12
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#define DRM_MODE_CONNECTOR_TV 13
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#define DRM_MODE_CONNECTOR_eDP 14
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#define DRM_MODE_CONNECTOR_VIRTUAL 15
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#define DRM_MODE_CONNECTOR_DSI 16
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struct drm_mode_get_connector {
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__u64 encoders_ptr;
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__u64 modes_ptr;
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__u64 props_ptr;
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__u64 prop_values_ptr;
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__u32 count_modes;
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__u32 count_props;
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__u32 count_encoders;
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__u32 encoder_id; /**< Current Encoder */
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__u32 connector_id; /**< Id */
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__u32 connector_type;
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__u32 connector_type_id;
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__u32 connection;
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__u32 mm_width, mm_height; /**< HxW in millimeters */
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__u32 subpixel;
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__u32 pad;
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};
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#define DRM_MODE_PROP_PENDING (1<<0)
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#define DRM_MODE_PROP_RANGE (1<<1)
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#define DRM_MODE_PROP_IMMUTABLE (1<<2)
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#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
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#define DRM_MODE_PROP_BLOB (1<<4)
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#define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */
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struct drm_mode_property_enum {
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__u64 value;
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char name[DRM_PROP_NAME_LEN];
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};
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struct drm_mode_get_property {
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__u64 values_ptr; /* values and blob lengths */
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__u64 enum_blob_ptr; /* enum and blob id ptrs */
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__u32 prop_id;
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__u32 flags;
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char name[DRM_PROP_NAME_LEN];
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__u32 count_values;
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__u32 count_enum_blobs;
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};
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struct drm_mode_connector_set_property {
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__u64 value;
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__u32 prop_id;
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__u32 connector_id;
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};
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struct drm_mode_obj_get_properties {
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__u64 props_ptr;
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__u64 prop_values_ptr;
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__u32 count_props;
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__u32 obj_id;
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__u32 obj_type;
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};
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struct drm_mode_obj_set_property {
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__u64 value;
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__u32 prop_id;
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__u32 obj_id;
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__u32 obj_type;
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};
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struct drm_mode_get_blob {
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__u32 blob_id;
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__u32 length;
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__u64 data;
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};
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struct drm_mode_fb_cmd {
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__u32 fb_id;
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__u32 width, height;
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__u32 pitch;
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__u32 bpp;
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__u32 depth;
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/* driver specific handle */
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__u32 handle;
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};
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#define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
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struct drm_mode_fb_cmd2 {
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__u32 fb_id;
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__u32 width, height;
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__u32 pixel_format; /* fourcc code from drm_fourcc.h */
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__u32 flags; /* see above flags */
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/*
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* In case of planar formats, this ioctl allows up to 4
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* buffer objects with offets and pitches per plane.
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* The pitch and offset order is dictated by the fourcc,
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* e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as:
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*
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* YUV 4:2:0 image with a plane of 8 bit Y samples
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* followed by an interleaved U/V plane containing
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* 8 bit 2x2 subsampled colour difference samples.
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*
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* So it would consist of Y as offset[0] and UV as
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* offeset[1]. Note that offset[0] will generally
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* be 0.
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*/
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__u32 handles[4];
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__u32 pitches[4]; /* pitch for each plane */
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__u32 offsets[4]; /* offset of each plane */
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};
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#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
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#define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
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#define DRM_MODE_FB_DIRTY_FLAGS 0x03
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#define DRM_MODE_FB_DIRTY_MAX_CLIPS 256
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/*
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* Mark a region of a framebuffer as dirty.
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*
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* Some hardware does not automatically update display contents
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* as a hardware or software draw to a framebuffer. This ioctl
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* allows userspace to tell the kernel and the hardware what
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* regions of the framebuffer have changed.
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*
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* The kernel or hardware is free to update more then just the
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* region specified by the clip rects. The kernel or hardware
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* may also delay and/or coalesce several calls to dirty into a
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* single update.
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*
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* Userspace may annotate the updates, the annotates are a
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* promise made by the caller that the change is either a copy
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* of pixels or a fill of a single color in the region specified.
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*
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* If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
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* the number of updated regions are half of num_clips given,
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* where the clip rects are paired in src and dst. The width and
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* height of each one of the pairs must match.
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*
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* If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
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* promises that the region specified of the clip rects is filled
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* completely with a single color as given in the color argument.
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*/
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struct drm_mode_fb_dirty_cmd {
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__u32 fb_id;
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__u32 flags;
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__u32 color;
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__u32 num_clips;
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__u64 clips_ptr;
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};
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struct drm_mode_mode_cmd {
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__u32 connector_id;
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struct drm_mode_modeinfo mode;
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};
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#define DRM_MODE_CURSOR_BO 0x01
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#define DRM_MODE_CURSOR_MOVE 0x02
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#define DRM_MODE_CURSOR_FLAGS 0x03
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/*
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* depending on the value in flags different members are used.
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*
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* CURSOR_BO uses
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* crtc_id
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* width
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* height
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* handle - if 0 turns the cursor off
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*
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* CURSOR_MOVE uses
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* crtc_id
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* x
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* y
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*/
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struct drm_mode_cursor {
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__u32 flags;
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__u32 crtc_id;
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__s32 x;
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__s32 y;
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__u32 width;
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__u32 height;
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/* driver specific handle */
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__u32 handle;
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};
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struct drm_mode_cursor2 {
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__u32 flags;
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__u32 crtc_id;
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__s32 x;
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__s32 y;
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__u32 width;
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__u32 height;
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/* driver specific handle */
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__u32 handle;
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__s32 hot_x;
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__s32 hot_y;
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};
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struct drm_mode_crtc_lut {
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__u32 crtc_id;
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__u32 gamma_size;
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/* pointers to arrays */
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__u64 red;
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__u64 green;
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__u64 blue;
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};
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#define DRM_MODE_PAGE_FLIP_EVENT 0x01
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#define DRM_MODE_PAGE_FLIP_ASYNC 0x02
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#define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT|DRM_MODE_PAGE_FLIP_ASYNC)
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/*
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* Request a page flip on the specified crtc.
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*
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* This ioctl will ask KMS to schedule a page flip for the specified
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* crtc. Once any pending rendering targeting the specified fb (as of
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* ioctl time) has completed, the crtc will be reprogrammed to display
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* that fb after the next vertical refresh. The ioctl returns
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* immediately, but subsequent rendering to the current fb will block
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* in the execbuffer ioctl until the page flip happens. If a page
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* flip is already pending as the ioctl is called, EBUSY will be
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* returned.
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*
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* Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank
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* event (see drm.h: struct drm_event_vblank) when the page flip is
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* done. The user_data field passed in with this ioctl will be
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* returned as the user_data field in the vblank event struct.
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*
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* Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen
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* 'as soon as possible', meaning that it not delay waiting for vblank.
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* This may cause tearing on the screen.
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*
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* The reserved field must be zero until we figure out something
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* clever to use it for.
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*/
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struct drm_mode_crtc_page_flip {
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__u32 crtc_id;
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__u32 fb_id;
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__u32 flags;
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__u32 reserved;
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__u64 user_data;
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};
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/* create a dumb scanout buffer */
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struct drm_mode_create_dumb {
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uint32_t height;
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uint32_t width;
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uint32_t bpp;
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uint32_t flags;
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/* handle, pitch, size will be returned */
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uint32_t handle;
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uint32_t pitch;
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uint64_t size;
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};
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/* set up for mmap of a dumb scanout buffer */
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struct drm_mode_map_dumb {
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/** Handle for the object being mapped. */
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__u32 handle;
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__u32 pad;
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/**
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* Fake offset to use for subsequent mmap call
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*
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* This is a fixed-size type for 32/64 compatibility.
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*/
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__u64 offset;
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};
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struct drm_mode_destroy_dumb {
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uint32_t handle;
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};
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#endif
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