[patch net-next 7/7] netdevsim: implement fake flash updating with notifications

[Jiri Pirko]

From: Jiri Pirko <j...@mellanox.com>

Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 drivers/net/netdevsim/dev.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
index b509b941d5ca..c15b86f9cd2b 100644
--- a/drivers/net/netdevsim/dev.c
+++ b/drivers/net/netdevsim/dev.c
@@ -220,8 +220,43 @@ static int nsim_dev_reload(struct devlink *devlink,
        return 0;
 }
 
+#define NSIM_DEV_FLASH_SIZE 500000
+#define NSIM_DEV_FLASH_CHUNK_SIZE 1000
+#define NSIM_DEV_FLASH_CHUNK_TIME_MS 10
+
+static int nsim_dev_flash_update(struct devlink *devlink, const char 
*file_name,
+                                const char *component,
+                                struct netlink_ext_ack *extack)
+{
+       int i;
+
+       devlink_flash_update_begin_notify(devlink);
+
+       devlink_flash_update_status_notify(devlink, "Preparing to flash",
+                                          component, 0, 0);
+       for (i = 0; i < NSIM_DEV_FLASH_SIZE / NSIM_DEV_FLASH_CHUNK_SIZE; i++) {
+               devlink_flash_update_status_notify(devlink, "Flashing",
+                                                  component,
+                                                  i * 
NSIM_DEV_FLASH_CHUNK_SIZE,
+                                                  NSIM_DEV_FLASH_SIZE);
+               msleep(NSIM_DEV_FLASH_CHUNK_TIME_MS);
+       }
+       devlink_flash_update_status_notify(devlink, "Flashing",
+                                          component,
+                                          NSIM_DEV_FLASH_SIZE,
+                                          NSIM_DEV_FLASH_SIZE);
+
+       devlink_flash_update_status_notify(devlink, "Flashing done",
+                                          component, 0, 0);
+
+       devlink_flash_update_end_notify(devlink);
+
+       return 0;
+}
+
 static const struct devlink_ops nsim_dev_devlink_ops = {
        .reload = nsim_dev_reload,
+       .flash_update = nsim_dev_flash_update,
 };
 
 static struct nsim_dev *
-- 
2.17.2