Add the info get function for DSA devices, returning just the ring size
info about the device, same as is returned for existing IOAT/CBDMA devices.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
---
drivers/raw/ioat/idxd_pci.c | 1 +
drivers/raw/ioat/idxd_vdev.c | 1 +
drivers/raw/ioat/ioat_common.c | 16 ++++++++++++++++
drivers/raw/ioat/ioat_private.h | 3 +++
4 files changed, 21 insertions(+)
@@ -107,6 +107,7 @@ static const struct rte_rawdev_ops idxd_pci_ops = {
.dev_configure = idxd_dev_configure,
.dev_start = idxd_pci_dev_start,
.dev_stop = idxd_pci_dev_stop,
+ .dev_info_get = idxd_dev_info_get,
};
/* each portal uses 4 x 4k pages */
@@ -86,6 +86,7 @@ static const struct rte_rawdev_ops idxd_vdev_ops = {
.dev_configure = idxd_dev_configure,
.dev_start = idxd_vdev_start,
.dev_stop = idxd_vdev_stop,
+ .dev_info_get = idxd_dev_info_get,
};
static void *
@@ -37,6 +37,22 @@ idxd_dev_dump(struct rte_rawdev *dev, FILE *f)
return 0;
}
+int
+idxd_dev_info_get(struct rte_rawdev *dev, rte_rawdev_obj_t dev_info,
+ size_t info_size)
+{
+ struct rte_ioat_rawdev_config *cfg = dev_info;
+ struct idxd_rawdev *idxd = dev->dev_private;
+ struct rte_idxd_rawdev *rte_idxd = &idxd->public;
+
+ if (info_size != sizeof(*cfg))
+ return -EINVAL;
+
+ if (cfg != NULL)
+ cfg->ring_size = rte_idxd->hdl_ring_sz;
+ return 0;
+}
+
int
idxd_dev_configure(const struct rte_rawdev *dev,
rte_rawdev_obj_t config, size_t config_size)
@@ -62,6 +62,9 @@ extern int idxd_rawdev_create(const char *name, struct rte_device *dev,
extern int idxd_dev_configure(const struct rte_rawdev *dev,
rte_rawdev_obj_t config, size_t config_size);
+extern int idxd_dev_info_get(struct rte_rawdev *dev, rte_rawdev_obj_t dev_info,
+ size_t info_size);
+
extern int idxd_rawdev_test(uint16_t dev_id);
extern int idxd_dev_dump(struct rte_rawdev *dev, FILE *f);