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|
/*
* Mesa 3-D graphics library
* Version: 7.8
*
* Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
*
* 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
* BRIAN PAUL 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.
*/
#include <stdio.h>
#include <string.h>
#include "pipe/p_screen.h"
#include "pipe/p_context.h"
#include "util/u_debug.h"
#include "util/u_memory.h"
#include "util/u_inlines.h"
#include "egllog.h"
#include "native_kms.h"
static boolean
kms_surface_validate(struct native_surface *nsurf, uint attachment_mask,
unsigned int *seq_num, struct pipe_texture **textures,
int *width, int *height)
{
struct kms_surface *ksurf = kms_surface(nsurf);
struct kms_display *kdpy = ksurf->kdpy;
struct pipe_screen *screen = kdpy->base.screen;
struct pipe_texture templ, *ptex;
int att;
if (attachment_mask) {
memset(&templ, 0, sizeof(templ));
templ.target = PIPE_TEXTURE_2D;
templ.last_level = 0;
templ.width0 = ksurf->width;
templ.height0 = ksurf->height;
templ.depth0 = 1;
templ.format = ksurf->color_format;
templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
if (ksurf->type == KMS_SURFACE_TYPE_SCANOUT)
templ.tex_usage |= PIPE_TEXTURE_USAGE_PRIMARY;
}
/* create textures */
for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
/* delay the allocation */
if (!native_attachment_mask_test(attachment_mask, att))
continue;
ptex = ksurf->textures[att];
if (!ptex) {
ptex = screen->texture_create(screen, &templ);
ksurf->textures[att] = ptex;
}
if (textures) {
textures[att] = NULL;
pipe_texture_reference(&textures[att], ptex);
}
}
if (seq_num)
*seq_num = ksurf->sequence_number;
if (width)
*width = ksurf->width;
if (height)
*height = ksurf->height;
return TRUE;
}
/**
* Add textures as DRM framebuffers.
*/
static boolean
kms_surface_init_framebuffers(struct native_surface *nsurf, boolean need_back)
{
struct kms_surface *ksurf = kms_surface(nsurf);
struct kms_display *kdpy = ksurf->kdpy;
int num_framebuffers = (need_back) ? 2 : 1;
int i, err;
for (i = 0; i < num_framebuffers; i++) {
struct kms_framebuffer *fb;
enum native_attachment natt;
unsigned int handle, stride;
uint block_bits;
if (i == 0) {
fb = &ksurf->front_fb;
natt = NATIVE_ATTACHMENT_FRONT_LEFT;
}
else {
fb = &ksurf->back_fb;
natt = NATIVE_ATTACHMENT_BACK_LEFT;
}
if (!fb->texture) {
/* make sure the texture has been allocated */
kms_surface_validate(&ksurf->base, 1 << natt, NULL, NULL, NULL, NULL);
if (!ksurf->textures[natt])
return FALSE;
pipe_texture_reference(&fb->texture, ksurf->textures[natt]);
}
/* already initialized */
if (fb->buffer_id)
continue;
/* TODO detect the real value */
fb->is_passive = TRUE;
if (!kdpy->api->local_handle_from_texture(kdpy->api,
kdpy->base.screen, fb->texture, &stride, &handle))
return FALSE;
block_bits = util_format_get_blocksizebits(ksurf->color_format);
err = drmModeAddFB(kdpy->fd, ksurf->width, ksurf->height,
block_bits, block_bits, stride, handle, &fb->buffer_id);
if (err) {
fb->buffer_id = 0;
return FALSE;
}
}
return TRUE;
}
static boolean
kms_surface_flush_frontbuffer(struct native_surface *nsurf)
{
#ifdef DRM_MODE_FEATURE_DIRTYFB
struct kms_surface *ksurf = kms_surface(nsurf);
struct kms_display *kdpy = ksurf->kdpy;
/* pbuffer is private */
if (ksurf->type == KMS_SURFACE_TYPE_PBUFFER)
return TRUE;
if (ksurf->front_fb.is_passive)
drmModeDirtyFB(kdpy->fd, ksurf->front_fb.buffer_id, NULL, 0);
#endif
return TRUE;
}
static boolean
kms_surface_swap_buffers(struct native_surface *nsurf)
{
struct kms_surface *ksurf = kms_surface(nsurf);
struct kms_crtc *kcrtc = &ksurf->current_crtc;
struct kms_display *kdpy = ksurf->kdpy;
struct kms_framebuffer tmp_fb;
struct pipe_texture *tmp_texture;
int err;
/* pbuffer is private */
if (ksurf->type == KMS_SURFACE_TYPE_PBUFFER)
return TRUE;
if (!ksurf->back_fb.buffer_id) {
if (!kms_surface_init_framebuffers(&ksurf->base, TRUE))
return FALSE;
}
if (ksurf->is_shown && kcrtc->crtc) {
err = drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
ksurf->back_fb.buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
kcrtc->connectors, kcrtc->num_connectors, &kcrtc->crtc->mode);
if (err)
return FALSE;
}
/* swap the buffers */
tmp_fb = ksurf->front_fb;
ksurf->front_fb = ksurf->back_fb;
ksurf->back_fb = tmp_fb;
tmp_texture = ksurf->textures[NATIVE_ATTACHMENT_FRONT_LEFT];
ksurf->textures[NATIVE_ATTACHMENT_FRONT_LEFT] =
ksurf->textures[NATIVE_ATTACHMENT_BACK_LEFT];
ksurf->textures[NATIVE_ATTACHMENT_BACK_LEFT] = tmp_texture;
/* the front/back textures are swapped */
ksurf->sequence_number++;
return TRUE;
}
static void
kms_surface_wait(struct native_surface *nsurf)
{
/* no-op */
}
static void
kms_surface_destroy(struct native_surface *nsurf)
{
struct kms_surface *ksurf = kms_surface(nsurf);
int i;
if (ksurf->current_crtc.crtc)
drmModeFreeCrtc(ksurf->current_crtc.crtc);
if (ksurf->front_fb.buffer_id)
drmModeRmFB(ksurf->kdpy->fd, ksurf->front_fb.buffer_id);
pipe_texture_reference(&ksurf->front_fb.texture, NULL);
if (ksurf->back_fb.buffer_id)
drmModeRmFB(ksurf->kdpy->fd, ksurf->back_fb.buffer_id);
pipe_texture_reference(&ksurf->back_fb.texture, NULL);
for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
struct pipe_texture *ptex = ksurf->textures[i];
pipe_texture_reference(&ptex, NULL);
}
free(ksurf);
}
static struct kms_surface *
kms_display_create_surface(struct native_display *ndpy,
enum kms_surface_type type,
const struct native_config *nconf,
uint width, uint height)
{
struct kms_display *kdpy = kms_display(ndpy);
struct kms_config *kconf = kms_config(nconf);
struct kms_surface *ksurf;
ksurf = CALLOC_STRUCT(kms_surface);
if (!ksurf)
return NULL;
ksurf->kdpy = kdpy;
ksurf->type = type;
ksurf->color_format = kconf->base.color_format;
ksurf->width = width;
ksurf->height = height;
ksurf->base.destroy = kms_surface_destroy;
ksurf->base.swap_buffers = kms_surface_swap_buffers;
ksurf->base.flush_frontbuffer = kms_surface_flush_frontbuffer;
ksurf->base.validate = kms_surface_validate;
ksurf->base.wait = kms_surface_wait;
return ksurf;
}
/**
* Choose a CRTC that supports all given connectors.
*/
static uint32_t
kms_display_choose_crtc(struct native_display *ndpy,
uint32_t *connectors, int num_connectors)
{
struct kms_display *kdpy = kms_display(ndpy);
int idx;
for (idx = 0; idx < kdpy->resources->count_crtcs; idx++) {
boolean found_crtc = TRUE;
int i, j;
for (i = 0; i < num_connectors; i++) {
drmModeConnectorPtr connector;
int encoder_idx = -1;
connector = drmModeGetConnector(kdpy->fd, connectors[i]);
if (!connector) {
found_crtc = FALSE;
break;
}
/* find an encoder the CRTC supports */
for (j = 0; j < connector->count_encoders; j++) {
drmModeEncoderPtr encoder =
drmModeGetEncoder(kdpy->fd, connector->encoders[j]);
if (encoder->possible_crtcs & (1 << idx)) {
encoder_idx = j;
break;
}
drmModeFreeEncoder(encoder);
}
drmModeFreeConnector(connector);
if (encoder_idx < 0) {
found_crtc = FALSE;
break;
}
}
if (found_crtc)
break;
}
if (idx >= kdpy->resources->count_crtcs) {
_eglLog(_EGL_WARNING,
"failed to find a CRTC that supports the given %d connectors",
num_connectors);
return 0;
}
return kdpy->resources->crtcs[idx];
}
/**
* Remember the original CRTC status and set the CRTC
*/
static boolean
kms_display_set_crtc(struct native_display *ndpy, int crtc_idx,
uint32_t buffer_id, uint32_t x, uint32_t y,
uint32_t *connectors, int num_connectors,
drmModeModeInfoPtr mode)
{
struct kms_display *kdpy = kms_display(ndpy);
struct kms_crtc *kcrtc = &kdpy->saved_crtcs[crtc_idx];
uint32_t crtc_id;
int err;
if (kcrtc->crtc) {
crtc_id = kcrtc->crtc->crtc_id;
}
else {
int count = 0, i;
/*
* Choose the CRTC once. It could be more dynamic, but let's keep it
* simple for now.
*/
crtc_id = kms_display_choose_crtc(&kdpy->base,
connectors, num_connectors);
/* save the original CRTC status */
kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
if (!kcrtc->crtc)
return FALSE;
for (i = 0; i < kdpy->num_connectors; i++) {
struct kms_connector *kconn = &kdpy->connectors[i];
drmModeConnectorPtr connector = kconn->connector;
drmModeEncoderPtr encoder;
encoder = drmModeGetEncoder(kdpy->fd, connector->encoder_id);
if (encoder) {
if (encoder->crtc_id == crtc_id) {
kcrtc->connectors[count++] = connector->connector_id;
if (count >= Elements(kcrtc->connectors))
break;
}
drmModeFreeEncoder(encoder);
}
}
kcrtc->num_connectors = count;
}
err = drmModeSetCrtc(kdpy->fd, crtc_id, buffer_id, x, y,
connectors, num_connectors, mode);
if (err) {
drmModeFreeCrtc(kcrtc->crtc);
kcrtc->crtc = NULL;
kcrtc->num_connectors = 0;
return FALSE;
}
return TRUE;
}
static boolean
kms_display_program(struct native_display *ndpy, int crtc_idx,
struct native_surface *nsurf, uint x, uint y,
const struct native_connector **nconns, int num_nconns,
const struct native_mode *nmode)
{
struct kms_display *kdpy = kms_display(ndpy);
struct kms_surface *ksurf = kms_surface(nsurf);
const struct kms_mode *kmode = kms_mode(nmode);
uint32_t connector_ids[32];
uint32_t buffer_id;
drmModeModeInfo mode_tmp, *mode;
int i;
if (num_nconns > Elements(connector_ids)) {
_eglLog(_EGL_WARNING, "too many connectors (%d)", num_nconns);
num_nconns = Elements(connector_ids);
}
if (ksurf) {
if (!kms_surface_init_framebuffers(&ksurf->base, FALSE))
return FALSE;
buffer_id = ksurf->front_fb.buffer_id;
/* the mode argument of drmModeSetCrtc is not constified */
mode_tmp = kmode->mode;
mode = &mode_tmp;
}
else {
/* disable the CRTC */
buffer_id = 0;
mode = NULL;
num_nconns = 0;
}
for (i = 0; i < num_nconns; i++) {
struct kms_connector *kconn = kms_connector(nconns[i]);
connector_ids[i] = kconn->connector->connector_id;
}
if (!kms_display_set_crtc(&kdpy->base, crtc_idx, buffer_id, x, y,
connector_ids, num_nconns, mode)) {
_eglLog(_EGL_WARNING, "failed to set CRTC %d", crtc_idx);
return FALSE;
}
if (kdpy->shown_surfaces[crtc_idx])
kdpy->shown_surfaces[crtc_idx]->is_shown = FALSE;
kdpy->shown_surfaces[crtc_idx] = ksurf;
/* remember the settings for buffer swapping */
if (ksurf) {
uint32_t crtc_id = kdpy->saved_crtcs[crtc_idx].crtc->crtc_id;
struct kms_crtc *kcrtc = &ksurf->current_crtc;
if (kcrtc->crtc)
drmModeFreeCrtc(kcrtc->crtc);
kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
assert(num_nconns < Elements(kcrtc->connectors));
memcpy(kcrtc->connectors, connector_ids,
sizeof(*connector_ids) * num_nconns);
kcrtc->num_connectors = num_nconns;
ksurf->is_shown = TRUE;
}
return TRUE;
}
static const struct native_mode **
kms_display_get_modes(struct native_display *ndpy,
const struct native_connector *nconn,
int *num_modes)
{
struct kms_display *kdpy = kms_display(ndpy);
struct kms_connector *kconn = kms_connector(nconn);
const struct native_mode **nmodes_return;
int count, i;
/* delete old data */
if (kconn->connector) {
drmModeFreeConnector(kconn->connector);
free(kconn->kms_modes);
kconn->connector = NULL;
kconn->kms_modes = NULL;
kconn->num_modes = 0;
}
/* detect again */
kconn->connector = drmModeGetConnector(kdpy->fd, kconn->connector_id);
if (!kconn->connector)
return NULL;
count = kconn->connector->count_modes;
kconn->kms_modes = calloc(count, sizeof(*kconn->kms_modes));
if (!kconn->kms_modes) {
drmModeFreeConnector(kconn->connector);
kconn->connector = NULL;
return NULL;
}
for (i = 0; i < count; i++) {
struct kms_mode *kmode = &kconn->kms_modes[i];
drmModeModeInfoPtr mode = &kconn->connector->modes[i];
kmode->mode = *mode;
kmode->base.desc = kmode->mode.name;
kmode->base.width = kmode->mode.hdisplay;
kmode->base.height = kmode->mode.vdisplay;
kmode->base.refresh_rate = kmode->mode.vrefresh / 1000;
}
nmodes_return = malloc(count * sizeof(*nmodes_return));
if (nmodes_return) {
for (i = 0; i < count; i++)
nmodes_return[i] = &kconn->kms_modes[i].base;
if (num_modes)
*num_modes = count;
}
return nmodes_return;
}
static const struct native_connector **
kms_display_get_connectors(struct native_display *ndpy, int *num_connectors,
int *num_crtc)
{
struct kms_display *kdpy = kms_display(ndpy);
const struct native_connector **connectors;
int i;
if (!kdpy->connectors) {
kdpy->connectors =
calloc(kdpy->resources->count_connectors, sizeof(*kdpy->connectors));
if (!kdpy->connectors)
return NULL;
for (i = 0; i < kdpy->resources->count_connectors; i++) {
struct kms_connector *kconn = &kdpy->connectors[i];
kconn->connector_id = kdpy->resources->connectors[i];
/* kconn->connector is allocated when the modes are asked */
}
kdpy->num_connectors = kdpy->resources->count_connectors;
}
connectors = malloc(kdpy->num_connectors * sizeof(*connectors));
if (connectors) {
for (i = 0; i < kdpy->num_connectors; i++)
connectors[i] = &kdpy->connectors[i].base;
if (num_connectors)
*num_connectors = kdpy->num_connectors;
}
if (num_crtc)
*num_crtc = kdpy->resources->count_crtcs;
return connectors;
}
static struct native_surface *
kms_display_create_scanout_surface(struct native_display *ndpy,
const struct native_config *nconf,
uint width, uint height)
{
struct kms_surface *ksurf;
ksurf = kms_display_create_surface(ndpy,
KMS_SURFACE_TYPE_SCANOUT, nconf, width, height);
return &ksurf->base;
}
static struct native_surface *
kms_display_create_pbuffer_surface(struct native_display *ndpy,
const struct native_config *nconf,
uint width, uint height)
{
struct kms_surface *ksurf;
ksurf = kms_display_create_surface(ndpy,
KMS_SURFACE_TYPE_PBUFFER, nconf, width, height);
return &ksurf->base;
}
static struct pipe_context *
kms_display_create_context(struct native_display *ndpy, void *context_private)
{
struct kms_display *kdpy = kms_display(ndpy);
struct pipe_context *pctx;
pctx = kdpy->api->create_context(kdpy->api, kdpy->base.screen);
if (pctx)
pctx->priv = context_private;
return pctx;
}
static boolean
kms_display_is_format_supported(struct native_display *ndpy,
enum pipe_format fmt, boolean is_color)
{
return ndpy->screen->is_format_supported(ndpy->screen,
fmt, PIPE_TEXTURE_2D,
(is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET :
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
}
static const struct native_config **
kms_display_get_configs(struct native_display *ndpy, int *num_configs)
{
struct kms_display *kdpy = kms_display(ndpy);
const struct native_config **configs;
/* first time */
if (!kdpy->config) {
struct native_config *nconf;
enum pipe_format format;
kdpy->config = calloc(1, sizeof(*kdpy->config));
if (!kdpy->config)
return NULL;
nconf = &kdpy->config->base;
/* always double-buffered */
nconf->mode.doubleBufferMode = TRUE;
format = PIPE_FORMAT_A8R8G8B8_UNORM;
if (!kms_display_is_format_supported(&kdpy->base, format, TRUE)) {
format = PIPE_FORMAT_B8G8R8A8_UNORM;
if (!kms_display_is_format_supported(&kdpy->base, format, TRUE))
format = PIPE_FORMAT_NONE;
}
if (format == PIPE_FORMAT_NONE)
return NULL;
nconf->color_format = format;
nconf->mode.redBits = 8;
nconf->mode.greenBits = 8;
nconf->mode.blueBits = 8;
nconf->mode.alphaBits = 8;
nconf->mode.rgbBits = 32;
format = PIPE_FORMAT_S8Z24_UNORM;
if (!kms_display_is_format_supported(&kdpy->base, format, FALSE)) {
format = PIPE_FORMAT_Z24S8_UNORM;
if (!kms_display_is_format_supported(&kdpy->base, format, FALSE))
format = PIPE_FORMAT_NONE;
}
if (format != PIPE_FORMAT_NONE) {
nconf->depth_format = format;
nconf->stencil_format = format;
nconf->mode.depthBits = 24;
nconf->mode.stencilBits = 8;
nconf->mode.haveDepthBuffer = TRUE;
nconf->mode.haveStencilBuffer = TRUE;
}
nconf->scanout_bit = TRUE;
nconf->mode.drawableType = GLX_PBUFFER_BIT;
nconf->mode.swapMethod = GLX_SWAP_EXCHANGE_OML;
nconf->mode.visualID = 0;
nconf->mode.visualType = EGL_NONE;
nconf->mode.renderType = GLX_RGBA_BIT;
nconf->mode.rgbMode = TRUE;
nconf->mode.xRenderable = FALSE;
}
configs = malloc(sizeof(*configs));
if (configs) {
configs[0] = &kdpy->config->base;
if (num_configs)
*num_configs = 1;
}
return configs;
}
static void
kms_display_destroy(struct native_display *ndpy)
{
struct kms_display *kdpy = kms_display(ndpy);
int i;
if (kdpy->config)
free(kdpy->config);
if (kdpy->connectors) {
for (i = 0; i < kdpy->num_connectors; i++) {
struct kms_connector *kconn = &kdpy->connectors[i];
if (kconn->connector) {
drmModeFreeConnector(kconn->connector);
free(kconn->kms_modes);
}
}
free(kdpy->connectors);
}
if (kdpy->shown_surfaces)
free(kdpy->shown_surfaces);
if (kdpy->saved_crtcs) {
for (i = 0; i < kdpy->resources->count_crtcs; i++) {
struct kms_crtc *kcrtc = &kdpy->saved_crtcs[i];
if (kcrtc->crtc) {
/* restore crtc */
drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
kcrtc->crtc->buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
kcrtc->connectors, kcrtc->num_connectors,
&kcrtc->crtc->mode);
drmModeFreeCrtc(kcrtc->crtc);
}
}
free(kdpy->saved_crtcs);
}
if (kdpy->resources)
drmModeFreeResources(kdpy->resources);
if (kdpy->base.screen)
kdpy->base.screen->destroy(kdpy->base.screen);
if (kdpy->fd >= 0)
drmClose(kdpy->fd);
if (kdpy->api)
kdpy->api->destroy(kdpy->api);
free(kdpy);
}
/**
* Initialize KMS and pipe screen.
*/
static boolean
kms_display_init_screen(struct native_display *ndpy)
{
struct kms_display *kdpy = kms_display(ndpy);
struct drm_create_screen_arg arg;
int fd;
fd = drmOpen(kdpy->api->name, NULL);
if (fd < 0) {
_eglLog(_EGL_WARNING, "failed to open DRM device");
return FALSE;
}
#if 0
if (drmSetMaster(fd)) {
_eglLog(_EGL_WARNING, "failed to become DRM master");
return FALSE;
}
#endif
memset(&arg, 0, sizeof(arg));
arg.mode = DRM_CREATE_NORMAL;
kdpy->base.screen = kdpy->api->create_screen(kdpy->api, fd, &arg);
if (!kdpy->base.screen) {
_eglLog(_EGL_WARNING, "failed to create DRM screen");
drmClose(fd);
return FALSE;
}
kdpy->fd = fd;
return TRUE;
}
static struct native_display_modeset kms_display_modeset = {
.get_connectors = kms_display_get_connectors,
.get_modes = kms_display_get_modes,
.create_scanout_surface = kms_display_create_scanout_surface,
.program = kms_display_program
};
static struct native_display *
kms_create_display(EGLNativeDisplayType dpy, struct drm_api *api)
{
struct kms_display *kdpy;
kdpy = CALLOC_STRUCT(kms_display);
if (!kdpy)
return NULL;
kdpy->api = api;
if (!kdpy->api) {
_eglLog(_EGL_WARNING, "failed to create DRM API");
free(kdpy);
return NULL;
}
kdpy->fd = -1;
if (!kms_display_init_screen(&kdpy->base)) {
kms_display_destroy(&kdpy->base);
return NULL;
}
/* resources are fixed, unlike crtc, connector, or encoder */
kdpy->resources = drmModeGetResources(kdpy->fd);
if (!kdpy->resources) {
kms_display_destroy(&kdpy->base);
return NULL;
}
kdpy->saved_crtcs =
calloc(kdpy->resources->count_crtcs, sizeof(*kdpy->saved_crtcs));
if (!kdpy->saved_crtcs) {
kms_display_destroy(&kdpy->base);
return NULL;
}
kdpy->shown_surfaces =
calloc(kdpy->resources->count_crtcs, sizeof(*kdpy->shown_surfaces));
if (!kdpy->shown_surfaces) {
kms_display_destroy(&kdpy->base);
return NULL;
}
kdpy->base.destroy = kms_display_destroy;
kdpy->base.get_configs = kms_display_get_configs;
kdpy->base.create_context = kms_display_create_context;
kdpy->base.create_pbuffer_surface = kms_display_create_pbuffer_surface;
kdpy->base.modeset = &kms_display_modeset;
return &kdpy->base;
}
struct native_probe *
native_create_probe(EGLNativeDisplayType dpy)
{
return NULL;
}
enum native_probe_result
native_get_probe_result(struct native_probe *nprobe)
{
return NATIVE_PROBE_UNKNOWN;
}
/* the api is destroyed with the native display */
static struct drm_api *drm_api;
const char *
native_get_name(void)
{
static char kms_name[32];
if (!drm_api)
drm_api = drm_api_create();
if (drm_api)
snprintf(kms_name, sizeof(kms_name), "KMS/%s", drm_api->name);
else
snprintf(kms_name, sizeof(kms_name), "KMS");
return kms_name;
}
struct native_display *
native_create_display(EGLNativeDisplayType dpy)
{
struct native_display *ndpy = NULL;
if (!drm_api)
drm_api = drm_api_create();
if (drm_api)
ndpy = kms_create_display(dpy, drm_api);
return ndpy;
}
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