This patch introduce DMA device library implementation which includes
configuration and I/O with the DMA devices.
Signed-off-by: Chengwen Feng <fengcheng...@huawei.com>
Acked-by: Bruce Richardson <bruce.richard...@intel.com>
Acked-by: Morten Brørup <m...@smartsharesystems.com>
---
<snip>
+
+static int
+dmadev_shared_data_prepare(void)
+{
+ const struct rte_memzone *mz;
+
+ if (dmadev_shared_data == NULL) {
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ /* Allocate port data and ownership shared memory. */
+ mz = rte_memzone_reserve(mz_rte_dmadev_data,
+ sizeof(*dmadev_shared_data),
+ rte_socket_id(), 0);
+ } else
+ mz = rte_memzone_lookup(mz_rte_dmadev_data);
+ if (mz == NULL)
+ return -ENOMEM;
This memzone is not free'd anywhere in the library, I would suggest
freeing as part of the release pmd function.
<snip>
Reviewed-by: Conor Walsh <conor.wa...@intel.com>
