147 				   readl(gdp->regs + reg ## _OFFSET))
181 static void gdp_dbg_nvn(struct seq_file *s, struct sti_gdp *gdp, int val)  in gdp_dbg_nvn()  argument
187 		if (gdp->node_list[i].top_field_paddr == val) {  in gdp_dbg_nvn()
188 			base = gdp->node_list[i].top_field;  in gdp_dbg_nvn()
191 		if (gdp->node_list[i].btm_field_paddr == val) {  in gdp_dbg_nvn()
192 			base = gdp->node_list[i].btm_field;  in gdp_dbg_nvn()
216 	struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data;  in gdp_dbg_show()  local
217 	struct drm_plane *drm_plane = &gdp->plane.drm_plane;  in gdp_dbg_show()
225 		   sti_plane_to_str(&gdp->plane), gdp->regs);  in gdp_dbg_show()
228 	gdp_dbg_ctl(s, readl(gdp->regs + GAM_GDP_CTL_OFFSET));  in gdp_dbg_show()
231 	gdp_dbg_vpo(s, readl(gdp->regs + GAM_GDP_VPO_OFFSET));  in gdp_dbg_show()
233 	gdp_dbg_vps(s, readl(gdp->regs + GAM_GDP_VPS_OFFSET));  in gdp_dbg_show()
237 	gdp_dbg_size(s, readl(gdp->regs + GAM_GDP_SIZE_OFFSET));  in gdp_dbg_show()
239 	gdp_dbg_nvn(s, gdp, readl(gdp->regs + GAM_GDP_NVN_OFFSET));  in gdp_dbg_show()
243 	gdp_dbg_ppt(s, readl(gdp->regs + GAM_GDP_PPT_OFFSET));  in gdp_dbg_show()
246 	gdp_dbg_mst(s, readl(gdp->regs + GAM_GDP_MST_OFFSET));  in gdp_dbg_show()
283 	struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data;  in gdp_node_dbg_show()  local
287 		seq_printf(s, "\n%s[%d].top", sti_plane_to_str(&gdp->plane), b);  in gdp_node_dbg_show()
288 		gdp_node_dump_node(s, gdp->node_list[b].top_field);  in gdp_node_dbg_show()
289 		seq_printf(s, "\n%s[%d].btm", sti_plane_to_str(&gdp->plane), b);  in gdp_node_dbg_show()
290 		gdp_node_dump_node(s, gdp->node_list[b].btm_field);  in gdp_node_dbg_show()
316 static int gdp_debugfs_init(struct sti_gdp *gdp, struct drm_minor *minor)  in gdp_debugfs_init()  argument
322 	switch (gdp->plane.desc) {  in gdp_debugfs_init()
344 		gdp_debugfs_files[i].data = gdp;  in gdp_debugfs_init()
395 static struct sti_gdp_node_list *sti_gdp_get_free_nodes(struct sti_gdp *gdp)  in sti_gdp_get_free_nodes()  argument
400 	hw_nvn = readl(gdp->regs + GAM_GDP_NVN_OFFSET);  in sti_gdp_get_free_nodes()
405 		if ((hw_nvn != gdp->node_list[i].btm_field_paddr) &&  in sti_gdp_get_free_nodes()
406 		    (hw_nvn != gdp->node_list[i].top_field_paddr))  in sti_gdp_get_free_nodes()
407 			return &gdp->node_list[i];  in sti_gdp_get_free_nodes()
411 			sti_plane_to_str(&gdp->plane), hw_nvn);  in sti_gdp_get_free_nodes()
414 	return &gdp->node_list[0];  in sti_gdp_get_free_nodes()
427 struct sti_gdp_node_list *sti_gdp_get_current_nodes(struct sti_gdp *gdp)  in sti_gdp_get_current_nodes()  argument
432 	hw_nvn = readl(gdp->regs + GAM_GDP_NVN_OFFSET);  in sti_gdp_get_current_nodes()
437 		if ((hw_nvn == gdp->node_list[i].btm_field_paddr) ||  in sti_gdp_get_current_nodes()
438 				(hw_nvn == gdp->node_list[i].top_field_paddr))  in sti_gdp_get_current_nodes()
439 			return &gdp->node_list[i];  in sti_gdp_get_current_nodes()
443 				hw_nvn, sti_plane_to_str(&gdp->plane));  in sti_gdp_get_current_nodes()
454 static void sti_gdp_disable(struct sti_gdp *gdp)  in sti_gdp_disable()  argument
458 	DRM_DEBUG_DRIVER("%s\n", sti_plane_to_str(&gdp->plane));  in sti_gdp_disable()
462 		gdp->node_list[i].top_field->gam_gdp_ppt |= GAM_GDP_PPT_IGNORE;  in sti_gdp_disable()
463 		gdp->node_list[i].btm_field->gam_gdp_ppt |= GAM_GDP_PPT_IGNORE;  in sti_gdp_disable()
466 	if (sti_vtg_unregister_client(gdp->vtg, &gdp->vtg_field_nb))  in sti_gdp_disable()
469 	if (gdp->clk_pix)  in sti_gdp_disable()
470 		clk_disable_unprepare(gdp->clk_pix);  in sti_gdp_disable()
472 	gdp->plane.status = STI_PLANE_DISABLED;  in sti_gdp_disable()
473 	gdp->vtg = NULL;  in sti_gdp_disable()
490 	struct sti_gdp *gdp = container_of(nb, struct sti_gdp, vtg_field_nb);  in sti_gdp_field_cb()  local
492 	if (gdp->plane.status == STI_PLANE_FLUSHING) {  in sti_gdp_field_cb()
495 				 sti_plane_to_str(&gdp->plane));  in sti_gdp_field_cb()
497 		sti_gdp_disable(gdp);  in sti_gdp_field_cb()
502 		gdp->is_curr_top = true;  in sti_gdp_field_cb()
505 		gdp->is_curr_top = false;  in sti_gdp_field_cb()
515 static void sti_gdp_init(struct sti_gdp *gdp)  in sti_gdp_init()  argument
517 	struct device_node *np = gdp->dev->of_node;  in sti_gdp_init()
525 	base = dma_alloc_wc(gdp->dev, size, &dma_addr, GFP_KERNEL);  in sti_gdp_init()
538 		gdp->node_list[i].top_field = base;  in sti_gdp_init()
539 		gdp->node_list[i].top_field_paddr = dma_addr;  in sti_gdp_init()
549 		gdp->node_list[i].btm_field = base;  in sti_gdp_init()
550 		gdp->node_list[i].btm_field_paddr = dma_addr;  in sti_gdp_init()
560 		switch (gdp->plane.desc) {  in sti_gdp_init()
578 		gdp->clk_pix = devm_clk_get(gdp->dev, clk_name);  in sti_gdp_init()
579 		if (IS_ERR(gdp->clk_pix))  in sti_gdp_init()
582 		gdp->clk_main_parent = devm_clk_get(gdp->dev, "main_parent");  in sti_gdp_init()
583 		if (IS_ERR(gdp->clk_main_parent))  in sti_gdp_init()
586 		gdp->clk_aux_parent = devm_clk_get(gdp->dev, "aux_parent");  in sti_gdp_init()
587 		if (IS_ERR(gdp->clk_aux_parent))  in sti_gdp_init()
621 	struct sti_gdp *gdp = to_sti_gdp(plane);  in sti_gdp_atomic_check()  local
661 	if (mode->clock && gdp->clk_pix) {  in sti_gdp_atomic_check()
671 			clkp = gdp->clk_main_parent;  in sti_gdp_atomic_check()
673 			clkp = gdp->clk_aux_parent;  in sti_gdp_atomic_check()
676 			clk_set_parent(gdp->clk_pix, clkp);  in sti_gdp_atomic_check()
678 		res = clk_set_rate(gdp->clk_pix, rate);  in sti_gdp_atomic_check()
702 	struct sti_gdp *gdp = to_sti_gdp(plane);  in sti_gdp_atomic_update()  local
736 	if (!gdp->vtg) {  in sti_gdp_atomic_update()
737 		struct sti_compositor *compo = dev_get_drvdata(gdp->dev);  in sti_gdp_atomic_update()
741 		gdp->vtg = compo->vtg[mixer->id];  in sti_gdp_atomic_update()
742 		sti_vtg_register_client(gdp->vtg, &gdp->vtg_field_nb, crtc);  in sti_gdp_atomic_update()
743 		clk_prepare_enable(gdp->clk_pix);  in sti_gdp_atomic_update()
757 	list = sti_gdp_get_free_nodes(gdp);  in sti_gdp_atomic_update()
761 	dev_dbg(gdp->dev, "%s %s top_node:0x%p btm_node:0x%p\n", __func__,  in sti_gdp_atomic_update()
785 	dst_w = sti_gdp_get_dst(gdp->dev, dst_w, src_w);  in sti_gdp_atomic_update()
786 	dst_h = sti_gdp_get_dst(gdp->dev, dst_h, src_h);  in sti_gdp_atomic_update()
818 	curr_list = sti_gdp_get_current_nodes(gdp);  in sti_gdp_atomic_update()
822 	dev_dbg(gdp->dev, "Current NVN:0x%X\n",  in sti_gdp_atomic_update()
823 		readl(gdp->regs + GAM_GDP_NVN_OFFSET));  in sti_gdp_atomic_update()
824 	dev_dbg(gdp->dev, "Posted buff: %lx current buff: %x\n",  in sti_gdp_atomic_update()
826 		readl(gdp->regs + GAM_GDP_PML_OFFSET));  in sti_gdp_atomic_update()
834 		writel(gdp->is_curr_top ?  in sti_gdp_atomic_update()
836 				gdp->regs + GAM_GDP_NVN_OFFSET);  in sti_gdp_atomic_update()
841 		if (gdp->is_curr_top) {  in sti_gdp_atomic_update()
849 			       gdp->regs + GAM_GDP_NVN_OFFSET);  in sti_gdp_atomic_update()
853 		writel(dma_updated_top, gdp->regs + GAM_GDP_NVN_OFFSET);  in sti_gdp_atomic_update()
897 	struct sti_gdp *gdp = to_sti_gdp(plane);  in sti_gdp_late_register()  local
899 	return gdp_debugfs_init(gdp, drm_plane->dev->primary);  in sti_gdp_late_register()
918 	struct sti_gdp *gdp;  in sti_gdp_create()  local
921 	gdp = devm_kzalloc(dev, sizeof(*gdp), GFP_KERNEL);  in sti_gdp_create()
922 	if (!gdp) {  in sti_gdp_create()
927 	gdp->dev = dev;  in sti_gdp_create()
928 	gdp->regs = baseaddr;  in sti_gdp_create()
929 	gdp->plane.desc = desc;  in sti_gdp_create()
930 	gdp->plane.status = STI_PLANE_DISABLED;  in sti_gdp_create()
932 	gdp->vtg_field_nb.notifier_call = sti_gdp_field_cb;  in sti_gdp_create()
934 	sti_gdp_init(gdp);  in sti_gdp_create()
936 	res = drm_universal_plane_init(drm_dev, &gdp->plane.drm_plane,  in sti_gdp_create()
947 	drm_plane_helper_add(&gdp->plane.drm_plane, &sti_gdp_helpers_funcs);  in sti_gdp_create()
949 	sti_plane_init_property(&gdp->plane, type);  in sti_gdp_create()
951 	return &gdp->plane.drm_plane;  in sti_gdp_create()
954 	devm_kfree(dev, gdp);  in sti_gdp_create()