From: Jiri Pirko <jiri@resnulli.us>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, mlxsw@mellanox.com,
jakub.kicinski@netronome.com, sthemmin@microsoft.com,
dsahern@gmail.com, saeedm@mellanox.com, leon@kernel.org,
f.fainelli@gmail.com
Subject: [patch net-next v3 7/8] netdevsim: implement fake flash updating with notifications
Date: Tue, 4 Jun 2019 15:40:43 +0200 [thread overview]
Message-ID: <20190604134044.2613-8-jiri@resnulli.us> (raw)
In-Reply-To: <20190604134044.2613-1-jiri@resnulli.us>
From: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
v1->v2:
- added debugfs toggle to enable/disable flash status notifications
---
drivers/net/netdevsim/dev.c | 44 +++++++++++++++++++++++++++++++
drivers/net/netdevsim/netdevsim.h | 1 +
2 files changed, 45 insertions(+)
diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
index b509b941d5ca..c5c417a3c0ce 100644
--- a/drivers/net/netdevsim/dev.c
+++ b/drivers/net/netdevsim/dev.c
@@ -38,6 +38,8 @@ static int nsim_dev_debugfs_init(struct nsim_dev *nsim_dev)
nsim_dev->ports_ddir = debugfs_create_dir("ports", nsim_dev->ddir);
if (IS_ERR_OR_NULL(nsim_dev->ports_ddir))
return PTR_ERR_OR_ZERO(nsim_dev->ports_ddir) ?: -EINVAL;
+ debugfs_create_bool("fw_update_status", 0600, nsim_dev->ddir,
+ &nsim_dev->fw_update_status);
return 0;
}
@@ -220,8 +222,49 @@ 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)
+{
+ struct nsim_dev *nsim_dev = devlink_priv(devlink);
+ int i;
+
+ if (nsim_dev->fw_update_status) {
+ 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++) {
+ if (nsim_dev->fw_update_status)
+ 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);
+ }
+
+ if (nsim_dev->fw_update_status) {
+ 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 *
@@ -240,6 +283,7 @@ nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev, unsigned int port_count)
get_random_bytes(nsim_dev->switch_id.id, nsim_dev->switch_id.id_len);
INIT_LIST_HEAD(&nsim_dev->port_list);
mutex_init(&nsim_dev->port_list_lock);
+ nsim_dev->fw_update_status = true;
nsim_dev->fib_data = nsim_fib_create();
if (IS_ERR(nsim_dev->fib_data)) {
diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h
index 3f398797c2bc..79c05af2a7c0 100644
--- a/drivers/net/netdevsim/netdevsim.h
+++ b/drivers/net/netdevsim/netdevsim.h
@@ -157,6 +157,7 @@ struct nsim_dev {
struct netdev_phys_item_id switch_id;
struct list_head port_list;
struct mutex port_list_lock; /* protects port list */
+ bool fw_update_status;
};
int nsim_dev_init(void);
--
2.17.2
next prev parent reply other threads:[~2019-06-04 13:41 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-04 13:40 [patch net-next v3 0/8] expose flash update status to user Jiri Pirko
2019-06-04 13:40 ` [patch net-next v3 1/8] mlxsw: Move firmware flash implementation to devlink Jiri Pirko
2019-06-04 13:40 ` [patch net-next v3 2/8] mlx5: " Jiri Pirko
2019-06-04 18:40 ` Saeed Mahameed
2019-06-04 13:40 ` [patch net-next v3 3/8] mlxfw: Propagate error messages through extack Jiri Pirko
2019-06-04 13:40 ` [patch net-next v3 4/8] devlink: allow driver to update progress of flash update Jiri Pirko
2019-06-04 13:40 ` [patch net-next v3 5/8] mlxfw: Introduce status_notify op and call it to notify about the status Jiri Pirko
2019-06-04 13:40 ` [patch net-next v3 6/8] mlxsw: Implement flash update status notifications Jiri Pirko
2019-06-04 13:40 ` Jiri Pirko [this message]
2019-06-04 17:54 ` [patch net-next v3 7/8] netdevsim: implement fake flash updating with notifications Jakub Kicinski
2019-06-04 13:40 ` [patch net-next v3 8/8] selftests: add basic netdevsim devlink flash testing Jiri Pirko
2019-06-04 17:55 ` Jakub Kicinski
2019-06-04 13:44 ` [patch net-next v3 1/3] header update Jiri Pirko
2019-06-04 13:54 ` Jiri Pirko
2019-06-04 13:44 ` [patch net-next v3 2/3] devlink: implement flash update status monitoring Jiri Pirko
2019-06-04 13:44 ` [patch net-next v3 3/3] devlink: implement flash " Jiri Pirko
2019-06-10 17:09 ` David Ahern
2019-06-10 17:24 ` Jakub Kicinski
2019-06-10 17:30 ` David Ahern
2019-06-10 17:47 ` Jakub Kicinski
2019-06-10 21:56 ` David Ahern
2019-06-10 22:06 ` Jakub Kicinski
2019-06-04 15:09 ` [patch net-next v3 0/8] expose flash update status to user Alexei Starovoitov
2019-06-04 21:21 ` David Miller
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