summaryrefslogtreecommitdiff
path: root/hw/xfree86/drivers/modesetting/drmmode_display.h
blob: 3a8959ac31b03eea9f41085afeb987e973623d8d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
/*
 * Copyright © 2007 Red Hat, Inc.
 *
 * 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 (including the next
 * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
 *
 * Authors:
 *     Dave Airlie <airlied@redhat.com>
 *
 */
#ifndef DRMMODE_DISPLAY_H
#define DRMMODE_DISPLAY_H

#include "xf86drmMode.h"
#ifdef CONFIG_UDEV_KMS
#include "libudev.h"
#endif

#include "dumb_bo.h"

struct gbm_device;

typedef struct {
    struct dumb_bo *dumb;
#ifdef GLAMOR_HAS_GBM
    struct gbm_bo *gbm;
#endif
} drmmode_bo;

typedef struct {
    int fd;
    unsigned fb_id;
    unsigned old_fb_id;
    drmModeResPtr mode_res;
    drmModeFBPtr mode_fb;
    int cpp;
    ScrnInfoPtr scrn;

    struct gbm_device *gbm;

#ifdef CONFIG_UDEV_KMS
    struct udev_monitor *uevent_monitor;
    InputHandlerProc uevent_handler;
#endif
    drmEventContext event_context;
    drmmode_bo front_bo;
    Bool sw_cursor;

    Bool glamor;
    Bool shadow_enable;
    void *shadow_fb;

    /**
     * A screen-sized pixmap when we're doing triple-buffered DRI2
     * pageflipping.
     *
     * One is shared between all drawables that flip to the front
     * buffer, and it only gets reallocated when root pixmap size
     * changes.
     */
    PixmapPtr triple_buffer_pixmap;

    /** The GEM name for triple_buffer_pixmap */
    uint32_t triple_buffer_name;

    DevPrivateKeyRec pixmapPrivateKeyRec;
} drmmode_rec, *drmmode_ptr;

typedef struct {
    drmmode_ptr drmmode;
    drmModeCrtcPtr mode_crtc;
    uint32_t vblank_pipe;
    int dpms_mode;
    struct dumb_bo *cursor_bo;
    Bool cursor_up;
    uint16_t lut_r[256], lut_g[256], lut_b[256];
    DamagePtr slave_damage;

    drmmode_bo rotate_bo;
    unsigned rotate_fb_id;

    /**
     * @{ MSC (vblank count) handling for the PRESENT extension.
     *
     * The kernel's vblank counters are 32 bits and apparently full of
     * lies, and we need to give a reliable 64-bit msc for GL, so we
     * have to track and convert to a userland-tracked 64-bit msc.
     */
    int32_t vblank_offset;
    uint32_t msc_prev;
    uint64_t msc_high;
    /** @} */
} drmmode_crtc_private_rec, *drmmode_crtc_private_ptr;

typedef struct {
    drmModePropertyPtr mode_prop;
    uint64_t value;
    int num_atoms;              /* if range prop, num_atoms == 1; if enum prop, num_atoms == num_enums + 1 */
    Atom *atoms;
} drmmode_prop_rec, *drmmode_prop_ptr;

typedef struct {
    drmmode_ptr drmmode;
    int output_id;
    drmModeConnectorPtr mode_output;
    drmModeEncoderPtr *mode_encoders;
    drmModePropertyBlobPtr edid_blob;
    int dpms_enum_id;
    int num_props;
    drmmode_prop_ptr props;
    int enc_mask;
    int enc_clone_mask;
} drmmode_output_private_rec, *drmmode_output_private_ptr;

typedef struct _msPixmapPriv {
    uint32_t fb_id;
    struct dumb_bo *backing_bo; /* if this pixmap is backed by a dumb bo */
} msPixmapPrivRec, *msPixmapPrivPtr;

extern DevPrivateKeyRec msPixmapPrivateKeyRec;

#define msPixmapPrivateKey (&msPixmapPrivateKeyRec)

#define msGetPixmapPriv(drmmode, p) ((msPixmapPrivPtr)dixGetPrivateAddr(&(p)->devPrivates, &(drmmode)->pixmapPrivateKeyRec))

uint32_t drmmode_bo_get_handle(drmmode_bo *bo);
Bool drmmode_glamor_handle_new_screen_pixmap(drmmode_ptr drmmode);
void *drmmode_map_slave_bo(drmmode_ptr drmmode, msPixmapPrivPtr ppriv);
Bool drmmode_SetSlaveBO(PixmapPtr ppix,
                        drmmode_ptr drmmode,
                        int fd_handle, int pitch, int size);

extern Bool drmmode_pre_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int cpp);
void drmmode_adjust_frame(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int x, int y);
extern Bool drmmode_set_desired_modes(ScrnInfoPtr pScrn, drmmode_ptr drmmode);
extern Bool drmmode_setup_colormap(ScreenPtr pScreen, ScrnInfoPtr pScrn);

extern void drmmode_uevent_init(ScrnInfoPtr scrn, drmmode_ptr drmmode);
extern void drmmode_uevent_fini(ScrnInfoPtr scrn, drmmode_ptr drmmode);

Bool drmmode_create_initial_bos(ScrnInfoPtr pScrn, drmmode_ptr drmmode);
void *drmmode_map_front_bo(drmmode_ptr drmmode);
Bool drmmode_map_cursor_bos(ScrnInfoPtr pScrn, drmmode_ptr drmmode);
void drmmode_free_bos(ScrnInfoPtr pScrn, drmmode_ptr drmmode);
void drmmode_get_default_bpp(ScrnInfoPtr pScrn, drmmode_ptr drmmmode,
                             int *depth, int *bpp);


#ifndef DRM_CAP_DUMB_PREFERRED_DEPTH
#define DRM_CAP_DUMB_PREFERRED_DEPTH 3
#endif
#ifndef DRM_CAP_DUMB_PREFER_SHADOW
#define DRM_CAP_DUMB_PREFER_SHADOW 4
#endif

#define MS_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))

#endif