73 static int vmlfb_alloc_vram_area(struct vram_area *va, unsigned max_order,  in vmlfb_alloc_vram_area()  argument
89 		va->logical =  in vmlfb_alloc_vram_area()
91 	} while (va->logical == 0 && max_order > min_order);  in vmlfb_alloc_vram_area()
93 	if (!va->logical)  in vmlfb_alloc_vram_area()
96 	va->phys = virt_to_phys((void *)va->logical);  in vmlfb_alloc_vram_area()
97 	va->size = PAGE_SIZE << max_order;  in vmlfb_alloc_vram_area()
98 	va->order = max_order;  in vmlfb_alloc_vram_area()
107 	memset((void *)va->logical, 0x00, va->size);  in vmlfb_alloc_vram_area()
108 	for (i = va->logical; i < va->logical + va->size; i += PAGE_SIZE) {  in vmlfb_alloc_vram_area()
116 	set_pages_uc(virt_to_page(va->logical), va->size >> PAGE_SHIFT);  in vmlfb_alloc_vram_area()
120 	       va->size, va->phys);  in vmlfb_alloc_vram_area()
130 static void vmlfb_free_vram_area(struct vram_area *va)  in vmlfb_free_vram_area()  argument
134 	if (va->logical) {  in vmlfb_free_vram_area()
140 		set_pages_wb(virt_to_page(va->logical),  in vmlfb_free_vram_area()
141 				 va->size >> PAGE_SHIFT);  in vmlfb_free_vram_area()
148 		for (j = va->logical; j < va->logical + va->size;  in vmlfb_free_vram_area()
155 		       va->size, va->phys);  in vmlfb_free_vram_area()
156 		free_pages(va->logical, va->order);  in vmlfb_free_vram_area()
158 		va->logical = 0;  in vmlfb_free_vram_area()
191 	struct vram_area *va;  in vmlfb_alloc_vram()  local
196 		va = &vinfo->vram[i];  in vmlfb_alloc_vram()
202 		err = vmlfb_alloc_vram_area(va, order, 0);  in vmlfb_alloc_vram()
208 			vinfo->vram_start = va->phys;  in vmlfb_alloc_vram()
209 			vinfo->vram_logical = (void __iomem *) va->logical;  in vmlfb_alloc_vram()
210 			vinfo->vram_contig_size = va->size;  in vmlfb_alloc_vram()
217 				if (va->phys + va->size == va2->phys ||  in vmlfb_alloc_vram()
218 				    va2->phys + va2->size == va->phys) {  in vmlfb_alloc_vram()
226 				if (va->phys < vinfo->vram_start) {  in vmlfb_alloc_vram()
227 					vinfo->vram_start = va->phys;  in vmlfb_alloc_vram()
229 						(void __iomem *)va->logical;  in vmlfb_alloc_vram()
231 				vinfo->vram_contig_size += va->size;  in vmlfb_alloc_vram()
233 				vmlfb_free_vram_area(va);  in vmlfb_alloc_vram()
238 		if (requested < va->size)  in vmlfb_alloc_vram()
241 			requested -= va->size;  in vmlfb_alloc_vram()