On 21-Jun-18 3:00 AM, Qi Zhang wrote:
When hot plug a new device, it is not necessary to scan everything
on the bus since the devname and devargs are already there. So new
rte_bus ops "scan_one" is introduced, bus driver can implement this
function to simplify the hotplug process.
Signed-off-by: Qi Zhang <qi.z.zh...@intel.com>
---
<snip>
+/**
* Implementation specific probe function which is responsible for linking
* devices on that bus with applicable drivers.
*
@@ -204,6 +219,7 @@ struct rte_bus {
TAILQ_ENTRY(rte_bus) next; /**< Next bus object in linked list */
const char *name; /**< Name of the bus */
rte_bus_scan_t scan; /**< Scan for devices attached to bus */
+ rte_bus_scan_one_t scan_one; /**< Scan one device using devargs */
rte_bus_probe_t probe; /**< Probe devices on bus */
rte_bus_find_device_t find_device; /**< Find a device on the bus */
rte_bus_plug_t plug; /**< Probe single device for drivers */
Does this break ABI for bus?
--
Thanks,
Anatoly
