struct radeon_winsys *radeon_drm_winsys_create(int fd)
{
    struct radeon_drm_winsys *ws = CALLOC_STRUCT(radeon_drm_winsys);
    if (!ws) {
        return NULL;
    }

    ws->fd = fd;

    if (!do_winsys_init(ws))
        goto fail;

    /* Create managers. */
    ws->kman = radeon_bomgr_create(ws);
    if (!ws->kman)
        goto fail;
    ws->cman = pb_cache_manager_create(ws->kman, 1000000);
    if (!ws->cman)
        goto fail;

    if (ws->gen >= R600) {
        ws->surf_man = radeon_surface_manager_new(fd);
        if (!ws->surf_man)
            goto fail;
    }

    /* Set functions. */
    ws->base.destroy = radeon_winsys_destroy;
    ws->base.query_info = radeon_query_info;
    ws->base.cs_request_feature = radeon_cs_request_feature;
    ws->base.surface_init = radeon_drm_winsys_surface_init;
    ws->base.surface_best = radeon_drm_winsys_surface_best;
    ws->base.query_timestamp = radeon_query_timestamp;

    radeon_bomgr_init_functions(ws);
    radeon_drm_cs_init_functions(ws);

    pipe_mutex_init(ws->hyperz_owner_mutex);
    pipe_mutex_init(ws->cmask_owner_mutex);

    return &ws->base;

fail:
    if (ws->cman)
        ws->cman->destroy(ws->cman);
    if (ws->kman)
        ws->kman->destroy(ws->kman);
    if (ws->surf_man)
        radeon_surface_manager_free(ws->surf_man);
    FREE(ws);
    return NULL;
}
PUBLIC struct radeon_winsys *
radeon_drm_winsys_create(int fd, radeon_screen_create_t screen_create)
{
    struct radeon_drm_winsys *ws;

    pipe_mutex_lock(fd_tab_mutex);
    if (!fd_tab) {
        fd_tab = util_hash_table_create(hash_fd, compare_fd);
    }

    ws = util_hash_table_get(fd_tab, intptr_to_pointer(fd));
    if (ws) {
        pipe_reference(NULL, &ws->reference);
        pipe_mutex_unlock(fd_tab_mutex);
        return &ws->base;
    }

    ws = CALLOC_STRUCT(radeon_drm_winsys);
    if (!ws) {
        pipe_mutex_unlock(fd_tab_mutex);
        return NULL;
    }

    ws->fd = dup(fd);

    if (!do_winsys_init(ws))
        goto fail;

    /* Create managers. */
    ws->kman = radeon_bomgr_create(ws);
    if (!ws->kman)
        goto fail;

    ws->cman = pb_cache_manager_create(ws->kman, 500000, 2.0f, 0,
                                       MIN2(ws->info.vram_size, ws->info.gart_size));
    if (!ws->cman)
        goto fail;

    if (ws->gen >= DRV_R600) {
        ws->surf_man = radeon_surface_manager_new(ws->fd);
        if (!ws->surf_man)
            goto fail;
    }

    /* init reference */
    pipe_reference_init(&ws->reference, 1);

    /* Set functions. */
    ws->base.unref = radeon_winsys_unref;
    ws->base.destroy = radeon_winsys_destroy;
    ws->base.query_info = radeon_query_info;
    ws->base.cs_request_feature = radeon_cs_request_feature;
    ws->base.query_value = radeon_query_value;
    ws->base.read_registers = radeon_read_registers;

    radeon_bomgr_init_functions(ws);
    radeon_drm_cs_init_functions(ws);
    radeon_surface_init_functions(ws);

    pipe_mutex_init(ws->hyperz_owner_mutex);
    pipe_mutex_init(ws->cmask_owner_mutex);
    pipe_mutex_init(ws->cs_stack_lock);

    ws->ncs = 0;
    pipe_semaphore_init(&ws->cs_queued, 0);
    if (ws->num_cpus > 1 && debug_get_option_thread())
        ws->thread = pipe_thread_create(radeon_drm_cs_emit_ioctl, ws);

    /* Create the screen at the end. The winsys must be initialized
     * completely.
     *
     * Alternatively, we could create the screen based on "ws->gen"
     * and link all drivers into one binary blob. */
    ws->base.screen = screen_create(&ws->base);
    if (!ws->base.screen) {
        radeon_winsys_destroy(&ws->base);
        pipe_mutex_unlock(fd_tab_mutex);
        return NULL;
    }

    util_hash_table_set(fd_tab, intptr_to_pointer(ws->fd), ws);

    /* We must unlock the mutex once the winsys is fully initialized, so that
     * other threads attempting to create the winsys from the same fd will
     * get a fully initialized winsys and not just half-way initialized. */
    pipe_mutex_unlock(fd_tab_mutex);

    return &ws->base;

fail:
    pipe_mutex_unlock(fd_tab_mutex);
    if (ws->cman)
        ws->cman->destroy(ws->cman);
    if (ws->kman)
        ws->kman->destroy(ws->kman);
    if (ws->surf_man)
        radeon_surface_manager_free(ws->surf_man);
    if (ws->fd >= 0)
        close(ws->fd);

    FREE(ws);
    return NULL;
}
Esempio n. 3
0
struct radeon_winsys *radeon_drm_winsys_create(int fd)
{
    struct radeon_drm_winsys *ws;

    if (!fd_tab) {
        fd_tab = util_hash_table_create(hash_fd, compare_fd);
    }

    ws = util_hash_table_get(fd_tab, intptr_to_pointer(fd));
    if (ws) {
        pipe_reference(NULL, &ws->base.reference);
        return &ws->base;
    }

    ws = CALLOC_STRUCT(radeon_drm_winsys);
    if (!ws) {
        return NULL;
    }
    ws->fd = fd;
    util_hash_table_set(fd_tab, intptr_to_pointer(fd), ws);

    if (!do_winsys_init(ws))
        goto fail;

    /* Create managers. */
    ws->kman = radeon_bomgr_create(ws);
    if (!ws->kman)
        goto fail;
    ws->cman = pb_cache_manager_create(ws->kman, 1000000);
    if (!ws->cman)
        goto fail;

    if (ws->gen >= DRV_R600) {
        ws->surf_man = radeon_surface_manager_new(fd);
        if (!ws->surf_man)
            goto fail;
    }

    /* init reference */
    pipe_reference_init(&ws->base.reference, 1);

    /* Set functions. */
    ws->base.destroy = radeon_winsys_destroy;
    ws->base.query_info = radeon_query_info;
    ws->base.cs_request_feature = radeon_cs_request_feature;
    ws->base.surface_init = radeon_drm_winsys_surface_init;
    ws->base.surface_best = radeon_drm_winsys_surface_best;
    ws->base.query_value = radeon_query_value;

    radeon_bomgr_init_functions(ws);
    radeon_drm_cs_init_functions(ws);

    pipe_mutex_init(ws->hyperz_owner_mutex);
    pipe_mutex_init(ws->cmask_owner_mutex);
    pipe_mutex_init(ws->cs_stack_lock);

    p_atomic_set(&ws->ncs, 0);
    pipe_semaphore_init(&ws->cs_queued, 0);
    pipe_condvar_init(ws->cs_queue_empty);
    if (ws->num_cpus > 1 && debug_get_option_thread())
        ws->thread = pipe_thread_create(radeon_drm_cs_emit_ioctl, ws);

    return &ws->base;

fail:
    if (ws->cman)
        ws->cman->destroy(ws->cman);
    if (ws->kman)
        ws->kman->destroy(ws->kman);
    if (ws->surf_man)
        radeon_surface_manager_free(ws->surf_man);
    FREE(ws);
    return NULL;
}