* Author: Jakob Bornecrantz <wallbraker@gmail.com>
*/
-#include "dri_screen.h"
+#include "utils.h"
+#include "dri_screen.h"
#include "dri_drawable.h"
-#include "state_tracker/drm_api.h"
-#include "state_tracker/dri1_api.h"
-#include "state_tracker/st_public.h"
-#include "state_tracker/st_context.h"
-#include "pipe/p_context.h"
-
#include "dri_context.h"
+#include "state_tracker/drm_driver.h"
-#include "util/u_memory.h"
+#include "pipe/p_context.h"
+#include "pipe-loader/pipe_loader.h"
+#include "state_tracker/st_context.h"
GLboolean
-dri_create_context(const __GLcontextModes * visual,
- __DRIcontext * cPriv, void *sharedContextPrivate)
+dri_create_context(gl_api api, const struct gl_config * visual,
+ __DRIcontext * cPriv,
+ const struct __DriverContextConfig *ctx_config,
+ unsigned *error,
+ void *sharedContextPrivate)
{
__DRIscreen *sPriv = cPriv->driScreenPriv;
struct dri_screen *screen = dri_screen(sPriv);
+ struct st_api *stapi = screen->st_api;
struct dri_context *ctx = NULL;
- struct st_context *st_share = NULL;
+ struct st_context_iface *st_share = NULL;
+ struct st_context_attribs attribs;
+ enum st_context_error ctx_err = 0;
+ unsigned allowed_flags = __DRI_CTX_FLAG_DEBUG |
+ __DRI_CTX_FLAG_FORWARD_COMPATIBLE |
+ __DRI_CTX_FLAG_NO_ERROR;
+ unsigned allowed_attribs = __DRIVER_CONTEXT_ATTRIB_RELEASE_BEHAVIOR;
+ const __DRIbackgroundCallableExtension *backgroundCallable =
+ screen->sPriv->dri2.backgroundCallable;
+
+ if (screen->has_reset_status_query) {
+ allowed_flags |= __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS;
+ allowed_attribs |= __DRIVER_CONTEXT_ATTRIB_RESET_STRATEGY;
+ }
+
+ if (ctx_config->flags & ~allowed_flags) {
+ *error = __DRI_CTX_ERROR_UNKNOWN_FLAG;
+ goto fail;
+ }
+
+ if (ctx_config->attribute_mask & ~allowed_attribs) {
+ *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
+ goto fail;
+ }
+
+ memset(&attribs, 0, sizeof(attribs));
+ switch (api) {
+ case API_OPENGLES:
+ attribs.profile = ST_PROFILE_OPENGL_ES1;
+ break;
+ case API_OPENGLES2:
+ attribs.profile = ST_PROFILE_OPENGL_ES2;
+ break;
+ case API_OPENGL_COMPAT:
+ case API_OPENGL_CORE:
+ attribs.profile = api == API_OPENGL_COMPAT ? ST_PROFILE_DEFAULT
+ : ST_PROFILE_OPENGL_CORE;
+ attribs.major = ctx_config->major_version;
+ attribs.minor = ctx_config->minor_version;
+
+ if ((ctx_config->flags & __DRI_CTX_FLAG_FORWARD_COMPATIBLE) != 0)
+ attribs.flags |= ST_CONTEXT_FLAG_FORWARD_COMPATIBLE;
+ break;
+ default:
+ *error = __DRI_CTX_ERROR_BAD_API;
+ goto fail;
+ }
+
+ if ((ctx_config->flags & __DRI_CTX_FLAG_DEBUG) != 0)
+ attribs.flags |= ST_CONTEXT_FLAG_DEBUG;
+
+ if (ctx_config->flags & __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS)
+ attribs.flags |= ST_CONTEXT_FLAG_ROBUST_ACCESS;
+
+ if (ctx_config->attribute_mask & __DRIVER_CONTEXT_ATTRIB_RESET_STRATEGY)
+ if (ctx_config->reset_strategy != __DRI_CTX_RESET_NO_NOTIFICATION)
+ attribs.flags |= ST_CONTEXT_FLAG_RESET_NOTIFICATION_ENABLED;
+
+ if (ctx_config->flags & __DRI_CTX_FLAG_NO_ERROR)
+ attribs.flags |= ST_CONTEXT_FLAG_NO_ERROR;
+
+ if ((ctx_config->attribute_mask & __DRIVER_CONTEXT_ATTRIB_RELEASE_BEHAVIOR)
+ && (ctx_config->release_behavior == __DRI_CTX_RELEASE_BEHAVIOR_NONE))
+ attribs.flags |= ST_CONTEXT_FLAG_RELEASE_NONE;
if (sharedContextPrivate) {
st_share = ((struct dri_context *)sharedContextPrivate)->st;
}
ctx = CALLOC_STRUCT(dri_context);
- if (ctx == NULL)
+ if (ctx == NULL) {
+ *error = __DRI_CTX_ERROR_NO_MEMORY;
goto fail;
+ }
cPriv->driverPrivate = ctx;
ctx->cPriv = cPriv;
ctx->sPriv = sPriv;
- ctx->lock = screen->drmLock;
- ctx->d_stamp = -1;
- ctx->r_stamp = -1;
- driParseConfigFiles(&ctx->optionCache,
- &screen->optionCache, sPriv->myNum, "dri");
+ if (driQueryOptionb(&screen->dev->option_cache, "mesa_no_error"))
+ attribs.flags |= ST_CONTEXT_FLAG_NO_ERROR;
+
+ attribs.options = screen->options;
+ dri_fill_st_visual(&attribs.visual, screen, visual);
+ ctx->st = stapi->create_context(stapi, &screen->base, &attribs, &ctx_err,
+ st_share);
+ if (ctx->st == NULL) {
+ switch (ctx_err) {
+ case ST_CONTEXT_SUCCESS:
+ *error = __DRI_CTX_ERROR_SUCCESS;
+ break;
+ case ST_CONTEXT_ERROR_NO_MEMORY:
+ *error = __DRI_CTX_ERROR_NO_MEMORY;
+ break;
+ case ST_CONTEXT_ERROR_BAD_API:
+ *error = __DRI_CTX_ERROR_BAD_API;
+ break;
+ case ST_CONTEXT_ERROR_BAD_VERSION:
+ *error = __DRI_CTX_ERROR_BAD_VERSION;
+ break;
+ case ST_CONTEXT_ERROR_BAD_FLAG:
+ *error = __DRI_CTX_ERROR_BAD_FLAG;
+ break;
+ case ST_CONTEXT_ERROR_UNKNOWN_ATTRIBUTE:
+ *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
+ break;
+ case ST_CONTEXT_ERROR_UNKNOWN_FLAG:
+ *error = __DRI_CTX_ERROR_UNKNOWN_FLAG;
+ break;
+ }
+ goto fail;
+ }
+ ctx->st->st_manager_private = (void *) ctx;
+ ctx->stapi = stapi;
- ctx->pipe = screen->pipe_screen->context_create( screen->pipe_screen,
- ctx );
+ if (ctx->st->cso_context) {
+ ctx->pp = pp_init(ctx->st->pipe, screen->pp_enabled, ctx->st->cso_context);
+ ctx->hud = hud_create(ctx->st->cso_context);
+ }
- if (ctx->pipe == NULL)
- goto fail;
+ /* Do this last. */
+ if (ctx->st->start_thread &&
+ driQueryOptionb(&screen->dev->option_cache, "mesa_glthread")) {
- ctx->st = st_create_context(ctx->pipe, visual, st_share);
- if (ctx->st == NULL)
- goto fail;
+ if (backgroundCallable && backgroundCallable->base.version >= 2 &&
+ backgroundCallable->isThreadSafe) {
- dri_init_extensions(ctx);
+ if (backgroundCallable->isThreadSafe(cPriv->loaderPrivate))
+ ctx->st->start_thread(ctx->st);
+ else
+ fprintf(stderr, "dri_create_context: glthread isn't thread safe "
+ "- missing call XInitThreads\n");
+ } else {
+ fprintf(stderr, "dri_create_context: requested glthread but driver "
+ "is missing backgroundCallable V2 extension\n");
+ }
+ }
+ *error = __DRI_CTX_ERROR_SUCCESS;
return GL_TRUE;
fail:
if (ctx && ctx->st)
- st_destroy_context(ctx->st);
-
- if (ctx && ctx->pipe)
- ctx->pipe->destroy(ctx->pipe);
+ ctx->st->destroy(ctx->st);
- FREE(ctx);
- return FALSE;
+ free(ctx);
+ return GL_FALSE;
}
void
{
struct dri_context *ctx = dri_context(cPriv);
- /* note: we are freeing values and nothing more because
- * driParseConfigFiles allocated values only - the rest
- * is owned by screen optionCache.
- */
- FREE(ctx->optionCache.values);
+ if (ctx->hud) {
+ hud_destroy(ctx->hud);
+ }
+
+ if (ctx->pp)
+ pp_free(ctx->pp);
/* No particular reason to wait for command completion before
- * destroying a context, but it is probably worthwhile flushing it
+ * destroying a context, but we flush the context here
* to avoid having to add code elsewhere to cope with flushing a
* partially destroyed context.
*/
- st_flush(ctx->st, 0, NULL);
-
- /* Also frees ctx->pipe?
- */
- st_destroy_context(ctx->st);
-
- FREE(ctx);
+ ctx->st->flush(ctx->st, 0, NULL);
+ ctx->st->destroy(ctx->st);
+ free(ctx);
}
GLboolean
dri_unbind_context(__DRIcontext * cPriv)
{
- if (cPriv) {
- struct dri_context *ctx = dri_context(cPriv);
-
- if (--ctx->bind_count == 0) {
- if (ctx->st && ctx->st == st_get_current()) {
- st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
- st_make_current(NULL, NULL, NULL, NULL);
- }
+ /* dri_util.c ensures cPriv is not null */
+ struct dri_screen *screen = dri_screen(cPriv->driScreenPriv);
+ struct dri_context *ctx = dri_context(cPriv);
+ struct st_context_iface *st = ctx->st;
+ struct st_api *stapi = screen->st_api;
+
+ if (--ctx->bind_count == 0) {
+ if (st == stapi->get_current(stapi)) {
+ if (st->thread_finish)
+ st->thread_finish(st);
+
+ stapi->make_current(stapi, NULL, NULL, NULL);
}
}
__DRIdrawable * driDrawPriv,
__DRIdrawable * driReadPriv)
{
- if (cPriv) {
- struct dri_context *ctx = dri_context(cPriv);
- struct dri_drawable *draw = dri_drawable(driDrawPriv);
- struct dri_drawable *read = dri_drawable(driReadPriv);
- struct st_context *old_st = st_get_current();
-
- if (old_st && old_st != ctx->st)
- st_flush(old_st, PIPE_FLUSH_RENDER_CACHE, NULL);
-
- ++ctx->bind_count;
+ /* dri_util.c ensures cPriv is not null */
+ struct dri_context *ctx = dri_context(cPriv);
+ struct dri_drawable *draw = dri_drawable(driDrawPriv);
+ struct dri_drawable *read = dri_drawable(driReadPriv);
- if (ctx->dPriv != driDrawPriv) {
- ctx->dPriv = driDrawPriv;
- ctx->d_stamp = driDrawPriv->lastStamp - 1;
- }
- if (ctx->rPriv != driReadPriv) {
- ctx->rPriv = driReadPriv;
- ctx->r_stamp = driReadPriv->lastStamp - 1;
- }
+ ++ctx->bind_count;
- /* DRI co-state tracker currently overrides flush_frontbuffer.
- * When this is fixed, will need to pass the drawable in the
- * fourth parameter here so that when Mesa calls
- * flush_frontbuffer directly (in front-buffer rendering), it
- * will have access to the drawable argument:
- */
- st_make_current(ctx->st, draw->stfb, read->stfb, ctx);
+ if (!draw && !read)
+ return ctx->stapi->make_current(ctx->stapi, ctx->st, NULL, NULL);
+ else if (!draw || !read)
+ return GL_FALSE;
- if (__dri1_api_hooks) {
- dri1_update_drawables(ctx, draw, read);
- } else {
- dri_update_buffer(ctx->pipe->screen,
- ctx->pipe->priv);
- }
- } else {
- st_make_current(NULL, NULL, NULL, NULL);
+ if (ctx->dPriv != driDrawPriv) {
+ ctx->dPriv = driDrawPriv;
+ draw->texture_stamp = driDrawPriv->lastStamp - 1;
+ }
+ if (ctx->rPriv != driReadPriv) {
+ ctx->rPriv = driReadPriv;
+ read->texture_stamp = driReadPriv->lastStamp - 1;
}
- return GL_TRUE;
-}
+ ctx->stapi->make_current(ctx->stapi, ctx->st, &draw->base, &read->base);
-static void
-st_dri_lock(struct pipe_context *pipe)
-{
- dri_lock((struct dri_context *)pipe->priv);
-}
+ /* This is ok to call here. If they are already init, it's a no-op. */
+ if (ctx->pp && draw->textures[ST_ATTACHMENT_BACK_LEFT])
+ pp_init_fbos(ctx->pp, draw->textures[ST_ATTACHMENT_BACK_LEFT]->width0,
+ draw->textures[ST_ATTACHMENT_BACK_LEFT]->height0);
-static void
-st_dri_unlock(struct pipe_context *pipe)
-{
- dri_unlock((struct dri_context *)pipe->priv);
+ return GL_TRUE;
}
-static boolean
-st_dri_is_locked(struct pipe_context *pipe)
+struct dri_context *
+dri_get_current(__DRIscreen *sPriv)
{
- return ((struct dri_context *)pipe->priv)->isLocked;
-}
+ struct dri_screen *screen = dri_screen(sPriv);
+ struct st_api *stapi = screen->st_api;
+ struct st_context_iface *st;
-static boolean
-st_dri_lost_lock(struct pipe_context *pipe)
-{
- return ((struct dri_context *)pipe->priv)->wsLostLock;
-}
+ st = stapi->get_current(stapi);
-static void
-st_dri_clear_lost_lock(struct pipe_context *pipe)
-{
- ((struct dri_context *)pipe->priv)->wsLostLock = FALSE;
+ return (struct dri_context *) st ? st->st_manager_private : NULL;
}
-struct dri1_api_lock_funcs dri1_lf = {
- .lock = st_dri_lock,
- .unlock = st_dri_unlock,
- .is_locked = st_dri_is_locked,
- .is_lock_lost = st_dri_lost_lock,
- .clear_lost_lock = st_dri_clear_lost_lock
-};
-
/* vim: set sw=3 ts=8 sts=3 expandtab: */