C++ (Cpp) tegra_overlay_blend_reorderの例

コード例 #1

static void tegra_overlay_flip_worker(struct work_struct *work)
{
	struct tegra_overlay_flip_data *data =
		container_of(work, struct tegra_overlay_flip_data, work);
	struct tegra_overlay_info *overlay = data->overlay;
	struct tegra_dc_win *win;
	struct tegra_dc_win *wins[TEGRA_FB_FLIP_N_WINDOWS];
	struct nvmap_handle_ref *unpin_handles[TEGRA_FB_FLIP_N_WINDOWS];
	int i, nr_win = 0, nr_unpin = 0;

	data = container_of(work, struct tegra_overlay_flip_data, work);

	for (i = 0; i < TEGRA_FB_FLIP_N_WINDOWS; i++) {
		struct tegra_overlay_flip_win *flip_win = &data->win[i];
		int idx = flip_win->attr.index;

		if (idx == -1)
			continue;

		win = tegra_dc_get_window(overlay->dc, idx);

		if (!win)
			continue;

		if (win->flags && win->cur_handle)
			unpin_handles[nr_unpin++] = win->cur_handle;

		tegra_overlay_set_windowattr(overlay, win, &data->win[i]);

		wins[nr_win++] = win;

#if 0
		if (flip_win->attr.pre_syncpt_id < 0)
			continue;
		printk("%08x %08x\n",
		       flip_win->attr.pre_syncpt_id,
		       flip_win->attr.pre_syncpt_val);

		nvhost_syncpt_wait_timeout(&overlay->ndev->host->syncpt,
					   flip_win->attr.pre_syncpt_id,
					   flip_win->attr.pre_syncpt_val,
					   msecs_to_jiffies(500));
#endif
	}

	if (data->flags & TEGRA_OVERLAY_FLIP_FLAG_BLEND_REORDER) {
		struct tegra_dc_win *dcwins[DC_N_WINDOWS];

		for (i = 0; i < DC_N_WINDOWS; i++)
			dcwins[i] = tegra_dc_get_window(overlay->dc, i);

		tegra_overlay_blend_reorder(&overlay->blend, dcwins);
		tegra_dc_set_dynamic_emc(dcwins, DC_N_WINDOWS);
		tegra_dc_update_windows(dcwins, DC_N_WINDOWS);
		tegra_dc_sync_windows(dcwins, DC_N_WINDOWS);
	} else {
		tegra_dc_set_dynamic_emc(wins, nr_win);
		tegra_dc_update_windows(wins, nr_win);
		/* TODO: implement swapinterval here */
		tegra_dc_sync_windows(wins, nr_win);
	}

		tegra_dc_incr_syncpt_min(overlay->dc, data->syncpt_max);

	/* unpin and deref previous front buffers */
	for (i = 0; i < nr_unpin; i++) {
		nvmap_unpin(overlay->overlay_nvmap, unpin_handles[i]);
		nvmap_free(overlay->overlay_nvmap, unpin_handles[i]);
	}

	kfree(data);
}

コード例 #2

static void tegra_overlay_flip_worker(struct work_struct *work)
{
	struct tegra_overlay_flip_data *data =
		container_of(work, struct tegra_overlay_flip_data, work);
	struct tegra_overlay_info *overlay = data->overlay;
	struct tegra_dc_win *win;
	struct tegra_dc_win *wins[TEGRA_FB_FLIP_N_WINDOWS];
	struct nvmap_handle_ref *unpin_handles[TEGRA_FB_FLIP_N_WINDOWS];
	int i, nr_win = 0, nr_unpin = 0;

/*
 * 2011.07.27 [email protected] "for kernel panic"
 */
#if defined (CONFIG_PANICRPT)    
    if (panicrpt_ispanic ())
        return;
#endif /* CONFIG_PANICRPT */
	data = container_of(work, struct tegra_overlay_flip_data, work);

	for (i = 0; i < TEGRA_FB_FLIP_N_WINDOWS; i++) {
		struct tegra_overlay_flip_win *flip_win = &data->win[i];
		int idx = flip_win->attr.index;

		if (idx == -1)
			continue;

		win = tegra_dc_get_window(overlay->dc, idx);

		if (!win)
			continue;

		if (win->flags && win->cur_handle && !data->didim_work)
				unpin_handles[nr_unpin++] = win->cur_handle;

		tegra_overlay_set_windowattr(overlay, win, &data->win[i]);

		wins[nr_win++] = win;

#if 0
		if (flip_win->attr.pre_syncpt_id < 0)
			continue;
		printk("%08x %08x\n",
		       flip_win->attr.pre_syncpt_id,
		       flip_win->attr.pre_syncpt_val);

		nvhost_syncpt_wait_timeout(&overlay->ndev->host->syncpt,
					   flip_win->attr.pre_syncpt_id,
					   flip_win->attr.pre_syncpt_val,
					   msecs_to_jiffies(500));
#endif
	}

	if (data->flags & TEGRA_OVERLAY_FLIP_FLAG_BLEND_REORDER) {
		struct tegra_dc_win *dcwins[DC_N_WINDOWS];

		for (i = 0; i < DC_N_WINDOWS; i++)
			dcwins[i] = tegra_dc_get_window(overlay->dc, i);

		tegra_overlay_blend_reorder(&overlay->blend, dcwins);
		tegra_dc_update_windows(dcwins, DC_N_WINDOWS);
		tegra_dc_sync_windows(dcwins, DC_N_WINDOWS);
	} else {
		tegra_dc_update_windows(wins, nr_win);
		/* TODO: implement swapinterval here */
		tegra_dc_sync_windows(wins, nr_win);
	}

	if ((overlay->dc->out->flags & TEGRA_DC_OUT_ONE_SHOT_MODE) &&
		(overlay->dc->out->flags & TEGRA_DC_OUT_N_SHOT_MODE)) {
		tegra_overlay_n_shot(data, unpin_handles, &nr_unpin);
	} else {
		tegra_dc_incr_syncpt_min(overlay->dc, 0, data->syncpt_max);

		/* unpin and deref previous front buffers */
		for (i = 0; i < nr_unpin; i++) {
			nvmap_unpin(overlay->overlay_nvmap, unpin_handles[i]);
			nvmap_free(overlay->overlay_nvmap, unpin_handles[i]);
		}

		kfree(data);
	}
}