49 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi);
50 static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,
1216 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_blank()  local
1224 	omapfb_lock(fbdev);  in omapfb_blank()
1226 	d = get_display_data(fbdev, display);  in omapfb_blank()
1238 			omapfb_start_auto_update(fbdev, display);  in omapfb_blank()
1252 			omapfb_stop_auto_update(fbdev, display);  in omapfb_blank()
1263 	omapfb_unlock(fbdev);  in omapfb_blank()
1300 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_free_fbmem()  local
1320 	dma_free_attrs(fbdev->dev, rg->size, rg->token, rg->dma_handle,  in omapfb_free_fbmem()
1337 static int omapfb_free_all_fbmem(struct omapfb2_device *fbdev)  in omapfb_free_all_fbmem()  argument
1343 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_free_all_fbmem()
1344 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_free_all_fbmem()
1356 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_alloc_fbmem()  local
1382 	token = dma_alloc_attrs(fbdev->dev, size, &dma_handle,  in omapfb_alloc_fbmem()
1386 		dev_err(fbdev->dev, "failed to allocate framebuffer\n");  in omapfb_alloc_fbmem()
1396 			dma_free_attrs(fbdev->dev, size, token, dma_handle,  in omapfb_alloc_fbmem()
1398 			dev_err(fbdev->dev, "vrfb create ctx failed\n");  in omapfb_alloc_fbmem()
1420 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_alloc_fbmem_display()  local
1429 	switch (omapfb_get_recommended_bpp(fbdev, display)) {  in omapfb_alloc_fbmem_display()
1522 static int omapfb_allocate_all_fbs(struct omapfb2_device *fbdev)  in omapfb_allocate_all_fbs()  argument
1533 		dev_err(fbdev->dev, "failed to parse vram parameter\n");  in omapfb_allocate_all_fbs()
1539 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_allocate_all_fbs()
1543 			r = omapfb_alloc_fbmem_display(fbdev->fbs[i],  in omapfb_allocate_all_fbs()
1551 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_allocate_all_fbs()
1552 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);  in omapfb_allocate_all_fbs()
1583 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_realloc_fbmem()  local
1622 		r = omapfb_fb_init(fbdev, fbi);  in omapfb_realloc_fbmem()
1661 	struct omapfb2_device *fbdev;  in omapfb_auto_update_work()  local
1668 	fbdev = d->fbdev;  in omapfb_auto_update_work()
1682 	queue_delayed_work(fbdev->auto_update_wq,  in omapfb_auto_update_work()
1686 void omapfb_start_auto_update(struct omapfb2_device *fbdev,  in omapfb_start_auto_update()  argument
1691 	if (fbdev->auto_update_wq == NULL) {  in omapfb_start_auto_update()
1697 			dev_err(fbdev->dev, "Failed to create workqueue for "  in omapfb_start_auto_update()
1702 		fbdev->auto_update_wq = wq;  in omapfb_start_auto_update()
1705 	d = get_display_data(fbdev, display);  in omapfb_start_auto_update()
1714 void omapfb_stop_auto_update(struct omapfb2_device *fbdev,  in omapfb_stop_auto_update()  argument
1719 	d = get_display_data(fbdev, display);  in omapfb_stop_auto_update()
1727 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi)  in omapfb_fb_init()  argument
1736 	fbi->pseudo_palette = fbdev->pseudo_palette;  in omapfb_fb_init()
1767 			switch (omapfb_get_recommended_bpp(fbdev, display)) {  in omapfb_fb_init()
1775 				dev_err(fbdev->dev, "illegal display "  in omapfb_fb_init()
1801 		dev_err(fbdev->dev, "unable to allocate color map memory\n");  in omapfb_fb_init()
1807 static void fbinfo_cleanup(struct omapfb2_device *fbdev, struct fb_info *fbi)  in fbinfo_cleanup()  argument
1813 static void omapfb_free_resources(struct omapfb2_device *fbdev)  in omapfb_free_resources()  argument
1819 	if (fbdev == NULL)  in omapfb_free_resources()
1822 	for (i = 0; i < fbdev->num_overlays; i++) {  in omapfb_free_resources()
1823 		struct omap_overlay *ovl = fbdev->overlays[i];  in omapfb_free_resources()
1831 	for (i = 0; i < fbdev->num_fbs; i++)  in omapfb_free_resources()
1832 		unregister_framebuffer(fbdev->fbs[i]);  in omapfb_free_resources()
1835 	omapfb_free_all_fbmem(fbdev);  in omapfb_free_resources()
1837 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_free_resources()
1838 		fbinfo_cleanup(fbdev, fbdev->fbs[i]);  in omapfb_free_resources()
1839 		framebuffer_release(fbdev->fbs[i]);  in omapfb_free_resources()
1842 	for (i = 0; i < fbdev->num_displays; i++) {  in omapfb_free_resources()
1843 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;  in omapfb_free_resources()
1845 		if (fbdev->displays[i].auto_update_work_enabled)  in omapfb_free_resources()
1846 			omapfb_stop_auto_update(fbdev, dssdev);  in omapfb_free_resources()
1856 	if (fbdev->auto_update_wq != NULL) {  in omapfb_free_resources()
1857 		destroy_workqueue(fbdev->auto_update_wq);  in omapfb_free_resources()
1858 		fbdev->auto_update_wq = NULL;  in omapfb_free_resources()
1861 	dev_set_drvdata(fbdev->dev, NULL);  in omapfb_free_resources()
1864 static int omapfb_create_framebuffers(struct omapfb2_device *fbdev)  in omapfb_create_framebuffers()  argument
1868 	fbdev->num_fbs = 0;  in omapfb_create_framebuffers()
1878 				fbdev->dev);  in omapfb_create_framebuffers()
1884 		fbdev->fbs[i] = fbi;  in omapfb_create_framebuffers()
1887 		ofbi->fbdev = fbdev;  in omapfb_create_framebuffers()
1890 		ofbi->region = &fbdev->regions[i];  in omapfb_create_framebuffers()
1899 		fbdev->num_fbs++;  in omapfb_create_framebuffers()
1905 	for (i = 0; i < min(fbdev->num_fbs, fbdev->num_overlays); i++) {  in omapfb_create_framebuffers()
1906 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);  in omapfb_create_framebuffers()
1908 		ofbi->overlays[0] = fbdev->overlays[i];  in omapfb_create_framebuffers()
1913 	r = omapfb_allocate_all_fbs(fbdev);  in omapfb_create_framebuffers()
1915 		dev_err(fbdev->dev, "failed to allocate fbmem\n");  in omapfb_create_framebuffers()
1922 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1923 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1927 		r = omapfb_fb_init(fbdev, fbi);  in omapfb_create_framebuffers()
1931 			dev_err(fbdev->dev, "failed to setup fb_info\n");  in omapfb_create_framebuffers()
1936 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1937 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1948 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1949 		r = register_framebuffer(fbdev->fbs[i]);  in omapfb_create_framebuffers()
1951 			dev_err(fbdev->dev,  in omapfb_create_framebuffers()
1959 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1960 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1968 			dev_err(fbdev->dev, "failed to change mode\n");  in omapfb_create_framebuffers()
1974 	if (fbdev->num_fbs > 0) {  in omapfb_create_framebuffers()
1975 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[0]);  in omapfb_create_framebuffers()
1985 				dev_err(fbdev->dev,  in omapfb_create_framebuffers()
2098 static int omapfb_set_def_mode(struct omapfb2_device *fbdev,  in omapfb_set_def_mode()  argument
2110 	d = get_display_data(fbdev, display);  in omapfb_set_def_mode()
2134 static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,  in omapfb_get_recommended_bpp()  argument
2141 	d = get_display_data(fbdev, dssdev);  in omapfb_get_recommended_bpp()
2149 static int omapfb_parse_def_modes(struct omapfb2_device *fbdev)  in omapfb_parse_def_modes()  argument
2175 		for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_parse_def_modes()
2176 			if (strcmp(fbdev->displays[i].dssdev->name,  in omapfb_parse_def_modes()
2178 				display = fbdev->displays[i].dssdev;  in omapfb_parse_def_modes()
2188 		r = omapfb_set_def_mode(fbdev, display, mode_str);  in omapfb_parse_def_modes()
2302 static int omapfb_init_display(struct omapfb2_device *fbdev,  in omapfb_init_display()  argument
2311 		dev_warn(fbdev->dev, "Failed to enable display '%s'\n",  in omapfb_init_display()
2316 	d = get_display_data(fbdev, dssdev);  in omapfb_init_display()
2318 	d->fbdev = fbdev;  in omapfb_init_display()
2324 			omapfb_start_auto_update(fbdev, dssdev);  in omapfb_init_display()
2333 				dev_err(fbdev->dev, "Failed to set TE\n");  in omapfb_init_display()
2341 			dev_err(fbdev->dev,  in omapfb_init_display()
2352 static int omapfb_init_connections(struct omapfb2_device *fbdev,  in omapfb_init_connections()  argument
2360 		dev_err(fbdev->dev, "failed to connect default display\n");  in omapfb_init_connections()
2364 	for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_init_connections()
2365 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;  in omapfb_init_connections()
2380 		dev_err(fbdev->dev, "no ovl manager for the default display\n");  in omapfb_init_connections()
2384 	for (i = 0; i < fbdev->num_overlays; i++) {  in omapfb_init_connections()
2385 		struct omap_overlay *ovl = fbdev->overlays[i];  in omapfb_init_connections()
2392 			dev_warn(fbdev->dev,  in omapfb_init_connections()
2401 omapfb_find_default_display(struct omapfb2_device *fbdev)  in omapfb_find_default_display()  argument
2414 		for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_find_default_display()
2417 			dssdev = fbdev->displays[i].dssdev;  in omapfb_find_default_display()
2431 	for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_find_default_display()
2435 		dssdev = fbdev->displays[i].dssdev;  in omapfb_find_default_display()
2446 	return fbdev->displays[0].dssdev;  in omapfb_find_default_display()
2451 	struct omapfb2_device *fbdev = NULL;  in omapfb_probe()  local
2468 	fbdev = devm_kzalloc(&pdev->dev, sizeof(struct omapfb2_device),  in omapfb_probe()
2470 	if (fbdev == NULL) {  in omapfb_probe()
2485 	mutex_init(&fbdev->mtx);  in omapfb_probe()
2487 	fbdev->dev = &pdev->dev;  in omapfb_probe()
2488 	platform_set_drvdata(pdev, fbdev);  in omapfb_probe()
2490 	fbdev->num_displays = 0;  in omapfb_probe()
2504 		d = &fbdev->displays[fbdev->num_displays++];  in omapfb_probe()
2512 	if (fbdev->num_displays == 0) {  in omapfb_probe()
2518 	fbdev->num_overlays = omap_dss_get_num_overlays();  in omapfb_probe()
2519 	for (i = 0; i < fbdev->num_overlays; i++)  in omapfb_probe()
2520 		fbdev->overlays[i] = omap_dss_get_overlay(i);  in omapfb_probe()
2522 	fbdev->num_managers = omap_dss_get_num_overlay_managers();  in omapfb_probe()
2523 	for (i = 0; i < fbdev->num_managers; i++)  in omapfb_probe()
2524 		fbdev->managers[i] = omap_dss_get_overlay_manager(i);  in omapfb_probe()
2526 	def_display = omapfb_find_default_display(fbdev);  in omapfb_probe()
2528 		dev_err(fbdev->dev, "failed to find default display\n");  in omapfb_probe()
2533 	r = omapfb_init_connections(fbdev, def_display);  in omapfb_probe()
2535 		dev_err(fbdev->dev, "failed to init overlay connections\n");  in omapfb_probe()
2540 		if (omapfb_parse_def_modes(fbdev))  in omapfb_probe()
2552 	r = omapfb_create_framebuffers(fbdev);  in omapfb_probe()
2556 	for (i = 0; i < fbdev->num_managers; i++) {  in omapfb_probe()
2558 		mgr = fbdev->managers[i];  in omapfb_probe()
2561 			dev_warn(fbdev->dev, "failed to apply dispc config\n");  in omapfb_probe()
2567 		r = omapfb_init_display(fbdev, def_display);  in omapfb_probe()
2569 			dev_err(fbdev->dev,  in omapfb_probe()
2577 	r = omapfb_create_sysfs(fbdev);  in omapfb_probe()
2579 		dev_err(fbdev->dev, "failed to create sysfs entries\n");  in omapfb_probe()
2588 		dev_info(fbdev->dev, "using display '%s' mode %dx%d\n",  in omapfb_probe()
2595 	omapfb_free_resources(fbdev);  in omapfb_probe()
2604 	struct omapfb2_device *fbdev = platform_get_drvdata(pdev);  in omapfb_remove()  local
2608 	omapfb_remove_sysfs(fbdev);  in omapfb_remove()
2610 	omapfb_free_resources(fbdev);  in omapfb_remove()