46 			struct mtk_vcodec_mem *mem)  in mtk_vcodec_mem_alloc()  argument
48 	unsigned long size = mem->size;  in mtk_vcodec_mem_alloc()
52 	mem->va = dma_alloc_coherent(dev, size, &mem->dma_addr, GFP_KERNEL);  in mtk_vcodec_mem_alloc()
54 	if (!mem->va) {  in mtk_vcodec_mem_alloc()
60 	memset(mem->va, 0, size);  in mtk_vcodec_mem_alloc()
62 	mtk_v4l2_debug(3, "[%d]  - va      = %p", ctx->id, mem->va);  in mtk_vcodec_mem_alloc()
64 		       (unsigned long)mem->dma_addr);  in mtk_vcodec_mem_alloc()
72 			struct mtk_vcodec_mem *mem)  in mtk_vcodec_mem_free()  argument
74 	unsigned long size = mem->size;  in mtk_vcodec_mem_free()
78 	if (!mem->va) {  in mtk_vcodec_mem_free()
84 	mtk_v4l2_debug(3, "[%d]  - va      = %p", ctx->id, mem->va);  in mtk_vcodec_mem_free()
86 		       (unsigned long)mem->dma_addr);  in mtk_vcodec_mem_free()
89 	dma_free_coherent(dev, size, mem->va, mem->dma_addr);  in mtk_vcodec_mem_free()
90 	mem->va = NULL;  in mtk_vcodec_mem_free()
91 	mem->dma_addr = 0;  in mtk_vcodec_mem_free()
92 	mem->size = 0;  in mtk_vcodec_mem_free()