AFU can be implemented into many different acceleration
devices, these devices need shared data to store private
information when they are handled by users.
Signed-off-by: Rosen Xu <rosen...@intel.com>
Signed-off-by: Andy Pei <andy....@intel.com>
---
drivers/bus/ifpga/rte_bus_ifpga.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/bus/ifpga/rte_bus_ifpga.h
b/drivers/bus/ifpga/rte_bus_ifpga.h
index 0bf43ba..820eeaa 100644
--- a/drivers/bus/ifpga/rte_bus_ifpga.h
+++ b/drivers/bus/ifpga/rte_bus_ifpga.h
@@ -17,6 +17,7 @@
#include <rte_bus.h>
#include <rte_pci.h>
+#include <rte_spinlock.h>
/** Name of Intel FPGA Bus */
#define IFPGA_BUS_NAME ifpga
@@ -60,6 +61,11 @@ struct rte_afu_pr_conf {
#define AFU_PRI_STR_SIZE (PCI_PRI_STR_SIZE + 8)
+struct rte_afu_shared {
+ rte_spinlock_t lock;
+ void *data;
+};
+
/**
* A structure describing a AFU device.
*/
@@ -71,6 +77,7 @@ struct rte_afu_device {
uint32_t num_region; /**< number of regions found */
struct rte_mem_resource mem_resource[PCI_MAX_RESOURCE];
/**< AFU Memory Resource */
+ struct rte_afu_shared shared;
struct rte_intr_handle intr_handle; /**< Interrupt handle */
struct rte_afu_driver *driver; /**< Associated driver */
char path[IFPGA_BUS_BITSTREAM_PATH_MAX_LEN];
--
1.8.3.1
