60 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi);
61 static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,
1230 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_blank()  local
1238 	omapfb_lock(fbdev);  in omapfb_blank()
1240 	d = get_display_data(fbdev, display);  in omapfb_blank()
1252 			omapfb_start_auto_update(fbdev, display);  in omapfb_blank()
1266 			omapfb_stop_auto_update(fbdev, display);  in omapfb_blank()
1277 	omapfb_unlock(fbdev);  in omapfb_blank()
1314 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_free_fbmem()  local
1334 	dma_free_attrs(fbdev->dev, rg->size, rg->token, rg->dma_handle,  in omapfb_free_fbmem()
1351 static int omapfb_free_all_fbmem(struct omapfb2_device *fbdev)  in omapfb_free_all_fbmem()  argument
1357 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_free_all_fbmem()
1358 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_free_all_fbmem()
1370 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_alloc_fbmem()  local
1396 	token = dma_alloc_attrs(fbdev->dev, size, &dma_handle,  in omapfb_alloc_fbmem()
1400 		dev_err(fbdev->dev, "failed to allocate framebuffer\n");  in omapfb_alloc_fbmem()
1410 			dma_free_attrs(fbdev->dev, size, token, dma_handle,  in omapfb_alloc_fbmem()
1412 			dev_err(fbdev->dev, "vrfb create ctx failed\n");  in omapfb_alloc_fbmem()
1434 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_alloc_fbmem_display()  local
1443 	switch (omapfb_get_recommended_bpp(fbdev, display)) {  in omapfb_alloc_fbmem_display()
1536 static int omapfb_allocate_all_fbs(struct omapfb2_device *fbdev)  in omapfb_allocate_all_fbs()  argument
1547 		dev_err(fbdev->dev, "failed to parse vram parameter\n");  in omapfb_allocate_all_fbs()
1553 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_allocate_all_fbs()
1557 			r = omapfb_alloc_fbmem_display(fbdev->fbs[i],  in omapfb_allocate_all_fbs()
1565 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_allocate_all_fbs()
1566 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);  in omapfb_allocate_all_fbs()
1597 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_realloc_fbmem()  local
1636 		r = omapfb_fb_init(fbdev, fbi);  in omapfb_realloc_fbmem()
1675 	struct omapfb2_device *fbdev;  in omapfb_auto_update_work()  local
1682 	fbdev = d->fbdev;  in omapfb_auto_update_work()
1696 	queue_delayed_work(fbdev->auto_update_wq,  in omapfb_auto_update_work()
1700 void omapfb_start_auto_update(struct omapfb2_device *fbdev,  in omapfb_start_auto_update()  argument
1705 	if (fbdev->auto_update_wq == NULL) {  in omapfb_start_auto_update()
1711 			dev_err(fbdev->dev, "Failed to create workqueue for "  in omapfb_start_auto_update()
1716 		fbdev->auto_update_wq = wq;  in omapfb_start_auto_update()
1719 	d = get_display_data(fbdev, display);  in omapfb_start_auto_update()
1728 void omapfb_stop_auto_update(struct omapfb2_device *fbdev,  in omapfb_stop_auto_update()  argument
1733 	d = get_display_data(fbdev, display);  in omapfb_stop_auto_update()
1741 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi)  in omapfb_fb_init()  argument
1750 	fbi->pseudo_palette = fbdev->pseudo_palette;  in omapfb_fb_init()
1781 			switch (omapfb_get_recommended_bpp(fbdev, display)) {  in omapfb_fb_init()
1789 				dev_err(fbdev->dev, "illegal display "  in omapfb_fb_init()
1815 		dev_err(fbdev->dev, "unable to allocate color map memory\n");  in omapfb_fb_init()
1821 static void fbinfo_cleanup(struct omapfb2_device *fbdev, struct fb_info *fbi)  in fbinfo_cleanup()  argument
1827 static void omapfb_free_resources(struct omapfb2_device *fbdev)  in omapfb_free_resources()  argument
1833 	if (fbdev == NULL)  in omapfb_free_resources()
1836 	for (i = 0; i < fbdev->num_overlays; i++) {  in omapfb_free_resources()
1837 		struct omap_overlay *ovl = fbdev->overlays[i];  in omapfb_free_resources()
1845 	for (i = 0; i < fbdev->num_fbs; i++)  in omapfb_free_resources()
1846 		unregister_framebuffer(fbdev->fbs[i]);  in omapfb_free_resources()
1849 	omapfb_free_all_fbmem(fbdev);  in omapfb_free_resources()
1851 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_free_resources()
1852 		fbinfo_cleanup(fbdev, fbdev->fbs[i]);  in omapfb_free_resources()
1853 		framebuffer_release(fbdev->fbs[i]);  in omapfb_free_resources()
1856 	for (i = 0; i < fbdev->num_displays; i++) {  in omapfb_free_resources()
1857 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;  in omapfb_free_resources()
1859 		if (fbdev->displays[i].auto_update_work_enabled)  in omapfb_free_resources()
1860 			omapfb_stop_auto_update(fbdev, dssdev);  in omapfb_free_resources()
1870 	if (fbdev->auto_update_wq != NULL) {  in omapfb_free_resources()
1871 		flush_workqueue(fbdev->auto_update_wq);  in omapfb_free_resources()
1872 		destroy_workqueue(fbdev->auto_update_wq);  in omapfb_free_resources()
1873 		fbdev->auto_update_wq = NULL;  in omapfb_free_resources()
1876 	dev_set_drvdata(fbdev->dev, NULL);  in omapfb_free_resources()
1879 static int omapfb_create_framebuffers(struct omapfb2_device *fbdev)  in omapfb_create_framebuffers()  argument
1883 	fbdev->num_fbs = 0;  in omapfb_create_framebuffers()
1893 				fbdev->dev);  in omapfb_create_framebuffers()
1896 			dev_err(fbdev->dev,  in omapfb_create_framebuffers()
1903 		fbdev->fbs[i] = fbi;  in omapfb_create_framebuffers()
1906 		ofbi->fbdev = fbdev;  in omapfb_create_framebuffers()
1909 		ofbi->region = &fbdev->regions[i];  in omapfb_create_framebuffers()
1918 		fbdev->num_fbs++;  in omapfb_create_framebuffers()
1924 	for (i = 0; i < min(fbdev->num_fbs, fbdev->num_overlays); i++) {  in omapfb_create_framebuffers()
1925 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);  in omapfb_create_framebuffers()
1927 		ofbi->overlays[0] = fbdev->overlays[i];  in omapfb_create_framebuffers()
1932 	r = omapfb_allocate_all_fbs(fbdev);  in omapfb_create_framebuffers()
1934 		dev_err(fbdev->dev, "failed to allocate fbmem\n");  in omapfb_create_framebuffers()
1941 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1942 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1946 		r = omapfb_fb_init(fbdev, fbi);  in omapfb_create_framebuffers()
1950 			dev_err(fbdev->dev, "failed to setup fb_info\n");  in omapfb_create_framebuffers()
1955 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1956 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1967 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1968 		r = register_framebuffer(fbdev->fbs[i]);  in omapfb_create_framebuffers()
1970 			dev_err(fbdev->dev,  in omapfb_create_framebuffers()
1978 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1979 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1987 			dev_err(fbdev->dev, "failed to change mode\n");  in omapfb_create_framebuffers()
1993 	if (fbdev->num_fbs > 0) {  in omapfb_create_framebuffers()
1994 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[0]);  in omapfb_create_framebuffers()
2004 				dev_err(fbdev->dev,  in omapfb_create_framebuffers()
2117 static int omapfb_set_def_mode(struct omapfb2_device *fbdev,  in omapfb_set_def_mode()  argument
2129 	d = get_display_data(fbdev, display);  in omapfb_set_def_mode()
2153 static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,  in omapfb_get_recommended_bpp()  argument
2160 	d = get_display_data(fbdev, dssdev);  in omapfb_get_recommended_bpp()
2168 static int omapfb_parse_def_modes(struct omapfb2_device *fbdev)  in omapfb_parse_def_modes()  argument
2194 		for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_parse_def_modes()
2195 			if (strcmp(fbdev->displays[i].dssdev->name,  in omapfb_parse_def_modes()
2197 				display = fbdev->displays[i].dssdev;  in omapfb_parse_def_modes()
2207 		r = omapfb_set_def_mode(fbdev, display, mode_str);  in omapfb_parse_def_modes()
2321 static int omapfb_init_display(struct omapfb2_device *fbdev,  in omapfb_init_display()  argument
2330 		dev_warn(fbdev->dev, "Failed to enable display '%s'\n",  in omapfb_init_display()
2335 	d = get_display_data(fbdev, dssdev);  in omapfb_init_display()
2337 	d->fbdev = fbdev;  in omapfb_init_display()
2343 			omapfb_start_auto_update(fbdev, dssdev);  in omapfb_init_display()
2352 				dev_err(fbdev->dev, "Failed to set TE\n");  in omapfb_init_display()
2360 			dev_err(fbdev->dev,  in omapfb_init_display()
2371 static int omapfb_init_connections(struct omapfb2_device *fbdev,  in omapfb_init_connections()  argument
2379 		dev_err(fbdev->dev, "failed to connect default display\n");  in omapfb_init_connections()
2383 	for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_init_connections()
2384 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;  in omapfb_init_connections()
2399 		dev_err(fbdev->dev, "no ovl manager for the default display\n");  in omapfb_init_connections()
2403 	for (i = 0; i < fbdev->num_overlays; i++) {  in omapfb_init_connections()
2404 		struct omap_overlay *ovl = fbdev->overlays[i];  in omapfb_init_connections()
2411 			dev_warn(fbdev->dev,  in omapfb_init_connections()
2420 omapfb_find_default_display(struct omapfb2_device *fbdev)  in omapfb_find_default_display()  argument
2433 		for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_find_default_display()
2436 			dssdev = fbdev->displays[i].dssdev;  in omapfb_find_default_display()
2450 	for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_find_default_display()
2454 		dssdev = fbdev->displays[i].dssdev;  in omapfb_find_default_display()
2465 	return fbdev->displays[0].dssdev;  in omapfb_find_default_display()
2470 	struct omapfb2_device *fbdev = NULL;  in omapfb_probe()  local
2487 	fbdev = devm_kzalloc(&pdev->dev, sizeof(struct omapfb2_device),  in omapfb_probe()
2489 	if (fbdev == NULL) {  in omapfb_probe()
2504 	mutex_init(&fbdev->mtx);  in omapfb_probe()
2506 	fbdev->dev = &pdev->dev;  in omapfb_probe()
2507 	platform_set_drvdata(pdev, fbdev);  in omapfb_probe()
2509 	fbdev->num_displays = 0;  in omapfb_probe()
2523 		d = &fbdev->displays[fbdev->num_displays++];  in omapfb_probe()
2531 	if (fbdev->num_displays == 0) {  in omapfb_probe()
2537 	fbdev->num_overlays = omap_dss_get_num_overlays();  in omapfb_probe()
2538 	for (i = 0; i < fbdev->num_overlays; i++)  in omapfb_probe()
2539 		fbdev->overlays[i] = omap_dss_get_overlay(i);  in omapfb_probe()
2541 	fbdev->num_managers = omap_dss_get_num_overlay_managers();  in omapfb_probe()
2542 	for (i = 0; i < fbdev->num_managers; i++)  in omapfb_probe()
2543 		fbdev->managers[i] = omap_dss_get_overlay_manager(i);  in omapfb_probe()
2545 	def_display = omapfb_find_default_display(fbdev);  in omapfb_probe()
2547 		dev_err(fbdev->dev, "failed to find default display\n");  in omapfb_probe()
2552 	r = omapfb_init_connections(fbdev, def_display);  in omapfb_probe()
2554 		dev_err(fbdev->dev, "failed to init overlay connections\n");  in omapfb_probe()
2559 		if (omapfb_parse_def_modes(fbdev))  in omapfb_probe()
2571 	r = omapfb_create_framebuffers(fbdev);  in omapfb_probe()
2575 	for (i = 0; i < fbdev->num_managers; i++) {  in omapfb_probe()
2577 		mgr = fbdev->managers[i];  in omapfb_probe()
2580 			dev_warn(fbdev->dev, "failed to apply dispc config\n");  in omapfb_probe()
2586 		r = omapfb_init_display(fbdev, def_display);  in omapfb_probe()
2588 			dev_err(fbdev->dev,  in omapfb_probe()
2596 	r = omapfb_create_sysfs(fbdev);  in omapfb_probe()
2598 		dev_err(fbdev->dev, "failed to create sysfs entries\n");  in omapfb_probe()
2607 		dev_info(fbdev->dev, "using display '%s' mode %dx%d\n",  in omapfb_probe()
2614 	omapfb_free_resources(fbdev);  in omapfb_probe()
2623 	struct omapfb2_device *fbdev = platform_get_drvdata(pdev);  in omapfb_remove()  local
2627 	omapfb_remove_sysfs(fbdev);  in omapfb_remove()
2629 	omapfb_free_resources(fbdev);  in omapfb_remove()