80     struct gve_dma_handle *dma)  in gve_dma_alloc_coherent()  argument
97 	    &dma->tag);  in gve_dma_alloc_coherent()
104 	err = bus_dmamem_alloc(dma->tag, (void **) &dma->cpu_addr,  in gve_dma_alloc_coherent()
106 	    &dma->map);  in gve_dma_alloc_coherent()
114 	dma->bus_addr = (bus_addr_t)-1;  in gve_dma_alloc_coherent()
115 	err = bus_dmamap_load(dma->tag, dma->map, dma->cpu_addr, size,  in gve_dma_alloc_coherent()
116 	    gve_dmamap_load_callback, &dma->bus_addr, BUS_DMA_NOWAIT);  in gve_dma_alloc_coherent()
117 	if (err != 0 || dma->bus_addr == (bus_addr_t)-1) {  in gve_dma_alloc_coherent()
125 	bus_dmamem_free(dma->tag, dma->cpu_addr, dma->map);  in gve_dma_alloc_coherent()
127 	bus_dma_tag_destroy(dma->tag);  in gve_dma_alloc_coherent()
129 	dma->tag = NULL;  in gve_dma_alloc_coherent()
135 gve_dma_free_coherent(struct gve_dma_handle *dma)  in gve_dma_free_coherent()  argument
137 	bus_dmamap_sync(dma->tag, dma->map, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);  in gve_dma_free_coherent()
138 	bus_dmamap_unload(dma->tag, dma->map);  in gve_dma_free_coherent()
139 	bus_dmamem_free(dma->tag, dma->cpu_addr, dma->map);  in gve_dma_free_coherent()
140 	bus_dma_tag_destroy(dma->tag);  in gve_dma_free_coherent()
145     struct gve_dma_handle *dma)  in gve_dmamap_create()  argument
162 	    &dma->tag);  in gve_dmamap_create()
169 	err = bus_dmamap_create(dma->tag, BUS_DMA_COHERENT, &dma->map);  in gve_dmamap_create()
177 	dma->bus_addr = (bus_addr_t)-1;  in gve_dmamap_create()
178 	err = bus_dmamap_load(dma->tag, dma->map, dma->cpu_addr, size,  in gve_dmamap_create()
179 	    gve_dmamap_load_callback, &dma->bus_addr, BUS_DMA_WAITOK);  in gve_dmamap_create()
180 	if (err != 0 || dma->bus_addr == (bus_addr_t)-1) {  in gve_dmamap_create()
189 	bus_dmamap_destroy(dma->tag, dma->map);  in gve_dmamap_create()
191 	bus_dma_tag_destroy(dma->tag);  in gve_dmamap_create()
193 	dma->tag = NULL;  in gve_dmamap_create()
199 gve_dmamap_destroy(struct gve_dma_handle *dma)  in gve_dmamap_destroy()  argument
201 	bus_dmamap_sync(dma->tag, dma->map, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);  in gve_dmamap_destroy()
202 	bus_dmamap_unload(dma->tag, dma->map);  in gve_dmamap_destroy()
203 	bus_dmamap_destroy(dma->tag, dma->map);  in gve_dmamap_destroy()
204 	bus_dma_tag_destroy(dma->tag);  in gve_dmamap_destroy()