C++ (Cpp) unmap_dma_mem Examples

Example #1

File: gelic_udbg.c Project: mikuhatsune001/linux2.6.32

static void gelic_debug_shutdown(void)
{
	if (bus_addr)
		unmap_dma_mem(GELIC_BUS_ID, GELIC_DEVICE_ID,
			      bus_addr, sizeof(dbg));
	lv1_close_device(GELIC_BUS_ID, GELIC_DEVICE_ID);
}

Example #2

File: stor.c Project: Deversi/HOUYAMAN-master

int lv1_stor_wrapper_open(u64 dev_id, void *dma_buf, u64 dma_buf_lpar_addr, u64 dma_size_log, lv1_stor_wrapper_var *stor_var)
{
	u64 dma_bus_addr, v2;
	int result;

	result = map_dma_mem(STOR_BUS_ID, dev_id, (void *)dma_buf_lpar_addr, (1<<dma_size_log), &dma_bus_addr);	
	if (result != 0)
		return result;	
	
	result = lv1_get_repository_node_value(PS3_LPAR_ID_PME, FIELD_FIRST("bus", STOR_BUS_ID), FIELD("dev", dev_id), FIELD("blk_size", 0), 0, &stor_var->block_size, &v2);
	if (result != 0)
	{
		unmap_dma_mem(STOR_BUS_ID, dev_id, dma_bus_addr, dma_size_log);		
		return result;
	}
	
	stor_var->dev_id = dev_id;
	stor_var->dma = dma_buf;
	stor_var->dma_lpar_addr = dma_buf_lpar_addr;
	stor_var->dma_size_log = dma_size_log;
	stor_var->dma_bus_addr = dma_bus_addr;
	
	return 0;
}

Example #3

File: stor.c Project: Deversi/HOUYAMAN-master

int lv1_stor_wrapper_close(lv1_stor_wrapper_var *stor_var)
{
	return unmap_dma_mem(STOR_BUS_ID, stor_var->dev_id, stor_var->dma_bus_addr, stor_var->dma_size_log);	
}