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,
1220 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_blank()  local
1228 	omapfb_lock(fbdev);  in omapfb_blank()
1230 	d = get_display_data(fbdev, display);  in omapfb_blank()
1242 			omapfb_start_auto_update(fbdev, display);  in omapfb_blank()
1256 			omapfb_stop_auto_update(fbdev, display);  in omapfb_blank()
1267 	omapfb_unlock(fbdev);  in omapfb_blank()
1304 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_free_fbmem()  local
1324 	dma_free_attrs(fbdev->dev, rg->size, rg->token, rg->dma_handle,  in omapfb_free_fbmem()
1341 static int omapfb_free_all_fbmem(struct omapfb2_device *fbdev)  in omapfb_free_all_fbmem()  argument
1347 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_free_all_fbmem()
1348 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_free_all_fbmem()
1360 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_alloc_fbmem()  local
1386 	token = dma_alloc_attrs(fbdev->dev, size, &dma_handle,  in omapfb_alloc_fbmem()
1390 		dev_err(fbdev->dev, "failed to allocate framebuffer\n");  in omapfb_alloc_fbmem()
1400 			dma_free_attrs(fbdev->dev, size, token, dma_handle,  in omapfb_alloc_fbmem()
1402 			dev_err(fbdev->dev, "vrfb create ctx failed\n");  in omapfb_alloc_fbmem()
1424 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_alloc_fbmem_display()  local
1433 	switch (omapfb_get_recommended_bpp(fbdev, display)) {  in omapfb_alloc_fbmem_display()
1526 static int omapfb_allocate_all_fbs(struct omapfb2_device *fbdev)  in omapfb_allocate_all_fbs()  argument
1537 		dev_err(fbdev->dev, "failed to parse vram parameter\n");  in omapfb_allocate_all_fbs()
1543 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_allocate_all_fbs()
1547 			r = omapfb_alloc_fbmem_display(fbdev->fbs[i],  in omapfb_allocate_all_fbs()
1555 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_allocate_all_fbs()
1556 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);  in omapfb_allocate_all_fbs()
1587 	struct omapfb2_device *fbdev = ofbi->fbdev;  in omapfb_realloc_fbmem()  local
1626 		r = omapfb_fb_init(fbdev, fbi);  in omapfb_realloc_fbmem()
1665 	struct omapfb2_device *fbdev;  in omapfb_auto_update_work()  local
1672 	fbdev = d->fbdev;  in omapfb_auto_update_work()
1686 	queue_delayed_work(fbdev->auto_update_wq,  in omapfb_auto_update_work()
1690 void omapfb_start_auto_update(struct omapfb2_device *fbdev,  in omapfb_start_auto_update()  argument
1695 	if (fbdev->auto_update_wq == NULL) {  in omapfb_start_auto_update()
1701 			dev_err(fbdev->dev, "Failed to create workqueue for "  in omapfb_start_auto_update()
1706 		fbdev->auto_update_wq = wq;  in omapfb_start_auto_update()
1709 	d = get_display_data(fbdev, display);  in omapfb_start_auto_update()
1718 void omapfb_stop_auto_update(struct omapfb2_device *fbdev,  in omapfb_stop_auto_update()  argument
1723 	d = get_display_data(fbdev, display);  in omapfb_stop_auto_update()
1731 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi)  in omapfb_fb_init()  argument
1740 	fbi->pseudo_palette = fbdev->pseudo_palette;  in omapfb_fb_init()
1771 			switch (omapfb_get_recommended_bpp(fbdev, display)) {  in omapfb_fb_init()
1779 				dev_err(fbdev->dev, "illegal display "  in omapfb_fb_init()
1805 		dev_err(fbdev->dev, "unable to allocate color map memory\n");  in omapfb_fb_init()
1811 static void fbinfo_cleanup(struct omapfb2_device *fbdev, struct fb_info *fbi)  in fbinfo_cleanup()  argument
1817 static void omapfb_free_resources(struct omapfb2_device *fbdev)  in omapfb_free_resources()  argument
1823 	if (fbdev == NULL)  in omapfb_free_resources()
1826 	for (i = 0; i < fbdev->num_overlays; i++) {  in omapfb_free_resources()
1827 		struct omap_overlay *ovl = fbdev->overlays[i];  in omapfb_free_resources()
1835 	for (i = 0; i < fbdev->num_fbs; i++)  in omapfb_free_resources()
1836 		unregister_framebuffer(fbdev->fbs[i]);  in omapfb_free_resources()
1839 	omapfb_free_all_fbmem(fbdev);  in omapfb_free_resources()
1841 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_free_resources()
1842 		fbinfo_cleanup(fbdev, fbdev->fbs[i]);  in omapfb_free_resources()
1843 		framebuffer_release(fbdev->fbs[i]);  in omapfb_free_resources()
1846 	for (i = 0; i < fbdev->num_displays; i++) {  in omapfb_free_resources()
1847 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;  in omapfb_free_resources()
1849 		if (fbdev->displays[i].auto_update_work_enabled)  in omapfb_free_resources()
1850 			omapfb_stop_auto_update(fbdev, dssdev);  in omapfb_free_resources()
1860 	if (fbdev->auto_update_wq != NULL) {  in omapfb_free_resources()
1861 		flush_workqueue(fbdev->auto_update_wq);  in omapfb_free_resources()
1862 		destroy_workqueue(fbdev->auto_update_wq);  in omapfb_free_resources()
1863 		fbdev->auto_update_wq = NULL;  in omapfb_free_resources()
1866 	dev_set_drvdata(fbdev->dev, NULL);  in omapfb_free_resources()
1869 static int omapfb_create_framebuffers(struct omapfb2_device *fbdev)  in omapfb_create_framebuffers()  argument
1873 	fbdev->num_fbs = 0;  in omapfb_create_framebuffers()
1883 				fbdev->dev);  in omapfb_create_framebuffers()
1889 		fbdev->fbs[i] = fbi;  in omapfb_create_framebuffers()
1892 		ofbi->fbdev = fbdev;  in omapfb_create_framebuffers()
1895 		ofbi->region = &fbdev->regions[i];  in omapfb_create_framebuffers()
1904 		fbdev->num_fbs++;  in omapfb_create_framebuffers()
1910 	for (i = 0; i < min(fbdev->num_fbs, fbdev->num_overlays); i++) {  in omapfb_create_framebuffers()
1911 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);  in omapfb_create_framebuffers()
1913 		ofbi->overlays[0] = fbdev->overlays[i];  in omapfb_create_framebuffers()
1918 	r = omapfb_allocate_all_fbs(fbdev);  in omapfb_create_framebuffers()
1920 		dev_err(fbdev->dev, "failed to allocate fbmem\n");  in omapfb_create_framebuffers()
1927 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1928 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1932 		r = omapfb_fb_init(fbdev, fbi);  in omapfb_create_framebuffers()
1936 			dev_err(fbdev->dev, "failed to setup fb_info\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()
1953 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1954 		r = register_framebuffer(fbdev->fbs[i]);  in omapfb_create_framebuffers()
1956 			dev_err(fbdev->dev,  in omapfb_create_framebuffers()
1964 	for (i = 0; i < fbdev->num_fbs; i++) {  in omapfb_create_framebuffers()
1965 		struct fb_info *fbi = fbdev->fbs[i];  in omapfb_create_framebuffers()
1973 			dev_err(fbdev->dev, "failed to change mode\n");  in omapfb_create_framebuffers()
1979 	if (fbdev->num_fbs > 0) {  in omapfb_create_framebuffers()
1980 		struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[0]);  in omapfb_create_framebuffers()
1990 				dev_err(fbdev->dev,  in omapfb_create_framebuffers()
2103 static int omapfb_set_def_mode(struct omapfb2_device *fbdev,  in omapfb_set_def_mode()  argument
2115 	d = get_display_data(fbdev, display);  in omapfb_set_def_mode()
2139 static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,  in omapfb_get_recommended_bpp()  argument
2146 	d = get_display_data(fbdev, dssdev);  in omapfb_get_recommended_bpp()
2154 static int omapfb_parse_def_modes(struct omapfb2_device *fbdev)  in omapfb_parse_def_modes()  argument
2180 		for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_parse_def_modes()
2181 			if (strcmp(fbdev->displays[i].dssdev->name,  in omapfb_parse_def_modes()
2183 				display = fbdev->displays[i].dssdev;  in omapfb_parse_def_modes()
2193 		r = omapfb_set_def_mode(fbdev, display, mode_str);  in omapfb_parse_def_modes()
2307 static int omapfb_init_display(struct omapfb2_device *fbdev,  in omapfb_init_display()  argument
2316 		dev_warn(fbdev->dev, "Failed to enable display '%s'\n",  in omapfb_init_display()
2321 	d = get_display_data(fbdev, dssdev);  in omapfb_init_display()
2323 	d->fbdev = fbdev;  in omapfb_init_display()
2329 			omapfb_start_auto_update(fbdev, dssdev);  in omapfb_init_display()
2338 				dev_err(fbdev->dev, "Failed to set TE\n");  in omapfb_init_display()
2346 			dev_err(fbdev->dev,  in omapfb_init_display()
2357 static int omapfb_init_connections(struct omapfb2_device *fbdev,  in omapfb_init_connections()  argument
2365 		dev_err(fbdev->dev, "failed to connect default display\n");  in omapfb_init_connections()
2369 	for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_init_connections()
2370 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;  in omapfb_init_connections()
2385 		dev_err(fbdev->dev, "no ovl manager for the default display\n");  in omapfb_init_connections()
2389 	for (i = 0; i < fbdev->num_overlays; i++) {  in omapfb_init_connections()
2390 		struct omap_overlay *ovl = fbdev->overlays[i];  in omapfb_init_connections()
2397 			dev_warn(fbdev->dev,  in omapfb_init_connections()
2406 omapfb_find_default_display(struct omapfb2_device *fbdev)  in omapfb_find_default_display()  argument
2419 		for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_find_default_display()
2422 			dssdev = fbdev->displays[i].dssdev;  in omapfb_find_default_display()
2436 	for (i = 0; i < fbdev->num_displays; ++i) {  in omapfb_find_default_display()
2440 		dssdev = fbdev->displays[i].dssdev;  in omapfb_find_default_display()
2451 	return fbdev->displays[0].dssdev;  in omapfb_find_default_display()
2456 	struct omapfb2_device *fbdev = NULL;  in omapfb_probe()  local
2473 	fbdev = devm_kzalloc(&pdev->dev, sizeof(struct omapfb2_device),  in omapfb_probe()
2475 	if (fbdev == NULL) {  in omapfb_probe()
2490 	mutex_init(&fbdev->mtx);  in omapfb_probe()
2492 	fbdev->dev = &pdev->dev;  in omapfb_probe()
2493 	platform_set_drvdata(pdev, fbdev);  in omapfb_probe()
2495 	fbdev->num_displays = 0;  in omapfb_probe()
2509 		d = &fbdev->displays[fbdev->num_displays++];  in omapfb_probe()
2517 	if (fbdev->num_displays == 0) {  in omapfb_probe()
2523 	fbdev->num_overlays = omap_dss_get_num_overlays();  in omapfb_probe()
2524 	for (i = 0; i < fbdev->num_overlays; i++)  in omapfb_probe()
2525 		fbdev->overlays[i] = omap_dss_get_overlay(i);  in omapfb_probe()
2527 	fbdev->num_managers = omap_dss_get_num_overlay_managers();  in omapfb_probe()
2528 	for (i = 0; i < fbdev->num_managers; i++)  in omapfb_probe()
2529 		fbdev->managers[i] = omap_dss_get_overlay_manager(i);  in omapfb_probe()
2531 	def_display = omapfb_find_default_display(fbdev);  in omapfb_probe()
2533 		dev_err(fbdev->dev, "failed to find default display\n");  in omapfb_probe()
2538 	r = omapfb_init_connections(fbdev, def_display);  in omapfb_probe()
2540 		dev_err(fbdev->dev, "failed to init overlay connections\n");  in omapfb_probe()
2545 		if (omapfb_parse_def_modes(fbdev))  in omapfb_probe()
2557 	r = omapfb_create_framebuffers(fbdev);  in omapfb_probe()
2561 	for (i = 0; i < fbdev->num_managers; i++) {  in omapfb_probe()
2563 		mgr = fbdev->managers[i];  in omapfb_probe()
2566 			dev_warn(fbdev->dev, "failed to apply dispc config\n");  in omapfb_probe()
2572 		r = omapfb_init_display(fbdev, def_display);  in omapfb_probe()
2574 			dev_err(fbdev->dev,  in omapfb_probe()
2582 	r = omapfb_create_sysfs(fbdev);  in omapfb_probe()
2584 		dev_err(fbdev->dev, "failed to create sysfs entries\n");  in omapfb_probe()
2593 		dev_info(fbdev->dev, "using display '%s' mode %dx%d\n",  in omapfb_probe()
2600 	omapfb_free_resources(fbdev);  in omapfb_probe()
2609 	struct omapfb2_device *fbdev = platform_get_drvdata(pdev);  in omapfb_remove()  local
2613 	omapfb_remove_sysfs(fbdev);  in omapfb_remove()
2615 	omapfb_free_resources(fbdev);  in omapfb_remove()