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EGL_i915: Make struct drm_device per display.

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This is to allow a driver to drive multiple displays.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
This commit is contained in:
Chia-I Wu 2009-08-26 16:39:29 +08:00 • committed by Brian Paul
parent 74b55970dc
commit 49f245ea6b
4 changed files with 53 additions and 41 deletions
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2
src/gallium/state_trackers/egl/egl_context.c
View file

@ -86,7 +86,7 @@ const struct dri_extension card_extensions[] = {
_EGLContext *
drm_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, _EGLContext *share_list, const EGLint *attrib_list)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev = lookup_drm_device(dpy);
struct drm_context *ctx;
struct drm_context *share = NULL;
struct st_context *st_share = NULL;

18
src/gallium/state_trackers/egl/egl_surface.c
View file

@ -67,11 +67,11 @@ drm_create_framebuffer(const __GLcontextModes *visual,
}
static void
drm_create_texture(_EGLDriver *drv,
drm_create_texture(_EGLDisplay *dpy,
struct drm_screen *scrn,
unsigned w, unsigned h)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev = lookup_drm_device(dpy);
struct pipe_screen *screen = dev->screen;
struct pipe_surface *surface;
struct pipe_texture *texture;
@ -137,9 +137,9 @@ err_tex:
*/
void
drm_takedown_shown_screen(_EGLDriver *drv, struct drm_screen *screen)
drm_takedown_shown_screen(_EGLDisplay *dpy, struct drm_screen *screen)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev = lookup_drm_device(dpy);
screen->surf = NULL;
@ -244,17 +244,17 @@ drm_show_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy,
_EGLScreen *screen,
_EGLSurface *surface, _EGLMode *mode)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev = lookup_drm_device(dpy);
struct drm_surface *surf = lookup_drm_surface(surface);
struct drm_screen *scrn = lookup_drm_screen(screen);
int ret;
unsigned int i, k;
if (scrn->shown)
drm_takedown_shown_screen(drv, scrn);
drm_takedown_shown_screen(dpy, scrn);
drm_create_texture(drv, scrn, mode->Width, mode->Height);
drm_create_texture(dpy, scrn, mode->Width, mode->Height);
if (!scrn->buffer)
return EGL_FALSE;
@ -341,7 +341,7 @@ drm_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface)
struct drm_surface *surf = lookup_drm_surface(surface);
if (!_eglIsSurfaceBound(&surf->base)) {
if (surf->screen)
drm_takedown_shown_screen(drv, surf->screen);
drm_takedown_shown_screen(dpy, surf->screen);
st_unreference_framebuffer(surf->stfb);
free(surf);
}
@ -351,7 +351,7 @@ drm_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface)
EGLBoolean
drm_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev = lookup_drm_device(dpy);
struct drm_surface *surf = lookup_drm_surface(draw);
struct pipe_surface *back_surf;

63
src/gallium/state_trackers/egl/egl_tracker.c
View file

@ -26,9 +26,7 @@ extern const struct dri_extension card_extensions[];
static void
drm_unload(_EGLDriver *drv)
{
struct drm_device *dev = (struct drm_device *)drv;
dev->api->destroy(dev->api);
free(dev);
free(drv);
}
/**
@ -38,35 +36,33 @@ drm_unload(_EGLDriver *drv)
_EGLDriver *
_eglMain(const char *args)
{
struct drm_device *drm;
_EGLDriver *drv;
drm = (struct drm_device *) calloc(1, sizeof(struct drm_device));
if (!drm) {
drv = (_EGLDriver *) calloc(1, sizeof(_EGLDriver));
if (!drv) {
return NULL;
}
drm->api = drm_api_create();
/* First fill in the dispatch table with defaults */
_eglInitDriverFallbacks(&drm->base);
_eglInitDriverFallbacks(drv);
/* then plug in our Drm-specific functions */
drm->base.API.Initialize = drm_initialize;
drm->base.API.Terminate = drm_terminate;
drm->base.API.CreateContext = drm_create_context;
drm->base.API.MakeCurrent = drm_make_current;
drm->base.API.CreateWindowSurface = drm_create_window_surface;
drm->base.API.CreatePixmapSurface = drm_create_pixmap_surface;
drm->base.API.CreatePbufferSurface = drm_create_pbuffer_surface;
drm->base.API.DestroySurface = drm_destroy_surface;
drm->base.API.DestroyContext = drm_destroy_context;
drm->base.API.CreateScreenSurfaceMESA = drm_create_screen_surface_mesa;
drm->base.API.ShowScreenSurfaceMESA = drm_show_screen_surface_mesa;
drm->base.API.SwapBuffers = drm_swap_buffers;
drv->API.Initialize = drm_initialize;
drv->API.Terminate = drm_terminate;
drv->API.CreateContext = drm_create_context;
drv->API.MakeCurrent = drm_make_current;
drv->API.CreateWindowSurface = drm_create_window_surface;
drv->API.CreatePixmapSurface = drm_create_pixmap_surface;
drv->API.CreatePbufferSurface = drm_create_pbuffer_surface;
drv->API.DestroySurface = drm_destroy_surface;
drv->API.DestroyContext = drm_destroy_context;
drv->API.CreateScreenSurfaceMESA = drm_create_screen_surface_mesa;
drv->API.ShowScreenSurfaceMESA = drm_show_screen_surface_mesa;
drv->API.SwapBuffers = drm_swap_buffers;
drm->base.Name = "DRM/Gallium/Win";
drm->base.Unload = drm_unload;
drv->Name = "DRM/Gallium/Win";
drv->Unload = drm_unload;
return &drm->base;
return drv;
}
static void
@ -145,7 +141,7 @@ static int drm_open_minor(int minor)
EGLBoolean
drm_initialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev;
struct drm_screen *screen = NULL;
drmModeConnectorPtr connector = NULL;
drmModeResPtr res = NULL;
@ -154,6 +150,11 @@ drm_initialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
EGLint i;
int fd;
dev = (struct drm_device *) calloc(1, sizeof(struct drm_device));
if (!dev)
return EGL_FALSE;
dev->api = drm_api_create();
/* try the first node */
fd = drm_open_minor(0);
if (fd < 0)
@ -200,6 +201,8 @@ drm_initialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
}
dev->count_screens = num_screens;
disp->DriverData = dev;
/* for now we only have one config */
_EGLConfig *config = calloc(1, sizeof(*config));
memset(config, 1, sizeof(*config));
@ -227,17 +230,19 @@ drm_initialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
err_screen:
drmClose(fd);
err_fd:
free(dev);
return EGL_FALSE;
}
EGLBoolean
drm_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_device *dev = lookup_drm_device(dpy);
struct drm_screen *screen;
int i = 0;
_eglReleaseDisplayResources(drv, dpy);
_eglCleanupDisplay(dpy);
drmFreeVersion(dev->version);
@ -245,7 +250,7 @@ drm_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
screen = dev->screens[i];
if (screen->shown)
drm_takedown_shown_screen(drv, screen);
drm_takedown_shown_screen(dpy, screen);
drmModeFreeProperty(screen->dpms);
drmModeFreeConnector(screen->connector);
@ -258,7 +263,9 @@ drm_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
drmClose(dev->drmFD);
_eglCleanupDisplay(dpy);
dev->api->destroy(dev->api);
free(dev);
dpy->DriverData = NULL;
return EGL_TRUE;
}

11
src/gallium/state_trackers/egl/egl_tracker.h
View file

@ -32,8 +32,6 @@ struct drm_context;
struct drm_device
{
_EGLDriver base; /* base class/object */
/*
* pipe
*/
@ -136,6 +134,13 @@ struct drm_screen
};
static INLINE struct drm_device *
lookup_drm_device(_EGLDisplay *d)
{
return (struct drm_device *) d->DriverData;
}
static INLINE struct drm_context *
lookup_drm_context(_EGLContext *c)
{
@ -168,7 +173,7 @@ __GLcontextModes* drm_visual_from_config(_EGLConfig *conf);
* egl_surface.h
*/
/*@{*/
void drm_takedown_shown_screen(_EGLDriver *drv, struct drm_screen *screen);
void drm_takedown_shown_screen(_EGLDisplay *dpy, struct drm_screen *screen);
/*@}*/
/**