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Message-ID: <20230322091958.13103-6-vburru@marvell.com>
Date: Wed, 22 Mar 2023 02:19:54 -0700
From: Veerasenareddy Burru <vburru@...vell.com>
To: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<aayarekar@...vell.com>, <sedara@...vell.com>, <sburla@...vell.com>
CC: <linux-doc@...r.kernel.org>,
Veerasenareddy Burru <vburru@...vell.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH net-next v4 5/8] octeon_ep: include function id in mailbox commands
Extend control command structure to include vfid and
update APIs to accept VF ID.
Signed-off-by: Abhijit Ayarekar <aayarekar@...vell.com>
Signed-off-by: Veerasenareddy Burru <vburru@...vell.com>
---
v3 -> v4:
* address review comments
https://lore.kernel.org/all/Y+0AW3b9No9pyWrr@boxer/
* subset of 0004-xxx.patch moved to this new patch.
.../marvell/octeon_ep/octep_ctrl_net.c | 43 +++++++++++--------
.../marvell/octeon_ep/octep_ctrl_net.h | 28 ++++++++----
.../marvell/octeon_ep/octep_ethtool.c | 7 +--
.../ethernet/marvell/octeon_ep/octep_main.c | 24 +++++++----
4 files changed, 63 insertions(+), 39 deletions(-)
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
index 8d4d74e18a67..cef4bc3b1ec0 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
@@ -22,7 +22,8 @@ static const u32 link_info_sz = sizeof(struct octep_ctrl_net_link_info);
static const u32 get_stats_sz = sizeof(struct octep_ctrl_net_h2f_req_cmd_get_stats);
static atomic_t ctrl_net_msg_id;
-static void init_send_req(struct octep_ctrl_mbox_msg *msg, void *buf, u16 sz)
+static void init_send_req(struct octep_ctrl_mbox_msg *msg, void *buf,
+ u16 sz, int vfid)
{
msg->hdr.s.flags = OCTEP_CTRL_MBOX_MSG_HDR_FLAG_REQ;
msg->hdr.s.msg_id = atomic_inc_return(&ctrl_net_msg_id) &
@@ -31,6 +32,10 @@ static void init_send_req(struct octep_ctrl_mbox_msg *msg, void *buf, u16 sz)
msg->sg_num = 1;
msg->sg_list[0].msg = buf;
msg->sg_list[0].sz = msg->hdr.s.sz;
+ if (vfid != OCTEP_CTRL_NET_INVALID_VFID) {
+ msg->hdr.s.is_vf = 1;
+ msg->hdr.s.vf_idx = vfid;
+ }
}
static int octep_send_mbox_req(struct octep_device *oct,
@@ -91,13 +96,13 @@ int octep_ctrl_net_init(struct octep_device *oct)
return 0;
}
-int octep_ctrl_net_get_link_status(struct octep_device *oct)
+int octep_ctrl_net_get_link_status(struct octep_device *oct, int vfid)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
int err;
- init_send_req(&d.msg, (void *)req, state_sz);
+ init_send_req(&d.msg, (void *)req, state_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_STATUS;
req->link.cmd = OCTEP_CTRL_NET_CMD_GET;
err = octep_send_mbox_req(oct, &d, true);
@@ -107,13 +112,13 @@ int octep_ctrl_net_get_link_status(struct octep_device *oct)
return d.data.resp.link.state;
}
-int octep_ctrl_net_set_link_status(struct octep_device *oct, bool up,
+int octep_ctrl_net_set_link_status(struct octep_device *oct, int vfid, bool up,
bool wait_for_response)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
- init_send_req(&d.msg, req, state_sz);
+ init_send_req(&d.msg, req, state_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_STATUS;
req->link.cmd = OCTEP_CTRL_NET_CMD_SET;
req->link.state = (up) ? OCTEP_CTRL_NET_STATE_UP :
@@ -122,13 +127,13 @@ int octep_ctrl_net_set_link_status(struct octep_device *oct, bool up,
return octep_send_mbox_req(oct, &d, wait_for_response);
}
-int octep_ctrl_net_set_rx_state(struct octep_device *oct, bool up,
+int octep_ctrl_net_set_rx_state(struct octep_device *oct, int vfid, bool up,
bool wait_for_response)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
- init_send_req(&d.msg, req, state_sz);
+ init_send_req(&d.msg, req, state_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_RX_STATE;
req->link.cmd = OCTEP_CTRL_NET_CMD_SET;
req->link.state = (up) ? OCTEP_CTRL_NET_STATE_UP :
@@ -137,13 +142,13 @@ int octep_ctrl_net_set_rx_state(struct octep_device *oct, bool up,
return octep_send_mbox_req(oct, &d, wait_for_response);
}
-int octep_ctrl_net_get_mac_addr(struct octep_device *oct, u8 *addr)
+int octep_ctrl_net_get_mac_addr(struct octep_device *oct, int vfid, u8 *addr)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
int err;
- init_send_req(&d.msg, req, mac_sz);
+ init_send_req(&d.msg, req, mac_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_MAC;
req->link.cmd = OCTEP_CTRL_NET_CMD_GET;
err = octep_send_mbox_req(oct, &d, true);
@@ -155,13 +160,13 @@ int octep_ctrl_net_get_mac_addr(struct octep_device *oct, u8 *addr)
return 0;
}
-int octep_ctrl_net_set_mac_addr(struct octep_device *oct, u8 *addr,
+int octep_ctrl_net_set_mac_addr(struct octep_device *oct, int vfid, u8 *addr,
bool wait_for_response)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
- init_send_req(&d.msg, req, mac_sz);
+ init_send_req(&d.msg, req, mac_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_MAC;
req->mac.cmd = OCTEP_CTRL_NET_CMD_SET;
memcpy(&req->mac.addr, addr, ETH_ALEN);
@@ -169,13 +174,13 @@ int octep_ctrl_net_set_mac_addr(struct octep_device *oct, u8 *addr,
return octep_send_mbox_req(oct, &d, wait_for_response);
}
-int octep_ctrl_net_set_mtu(struct octep_device *oct, int mtu,
+int octep_ctrl_net_set_mtu(struct octep_device *oct, int vfid, int mtu,
bool wait_for_response)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
- init_send_req(&d.msg, req, mtu_sz);
+ init_send_req(&d.msg, req, mtu_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_MTU;
req->mtu.cmd = OCTEP_CTRL_NET_CMD_SET;
req->mtu.val = mtu;
@@ -183,7 +188,7 @@ int octep_ctrl_net_set_mtu(struct octep_device *oct, int mtu,
return octep_send_mbox_req(oct, &d, wait_for_response);
}
-int octep_ctrl_net_get_if_stats(struct octep_device *oct)
+int octep_ctrl_net_get_if_stats(struct octep_device *oct, int vfid)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
@@ -191,7 +196,7 @@ int octep_ctrl_net_get_if_stats(struct octep_device *oct)
void __iomem *iface_tx_stats;
int err;
- init_send_req(&d.msg, req, get_stats_sz);
+ init_send_req(&d.msg, req, get_stats_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_GET_IF_STATS;
req->get_stats.offset = oct->ctrl_mbox_ifstats_offset;
err = octep_send_mbox_req(oct, &d, true);
@@ -207,14 +212,14 @@ int octep_ctrl_net_get_if_stats(struct octep_device *oct)
return 0;
}
-int octep_ctrl_net_get_link_info(struct octep_device *oct)
+int octep_ctrl_net_get_link_info(struct octep_device *oct, int vfid)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
struct octep_ctrl_net_h2f_resp *resp;
int err;
- init_send_req(&d.msg, req, link_info_sz);
+ init_send_req(&d.msg, req, link_info_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_INFO;
req->link_info.cmd = OCTEP_CTRL_NET_CMD_GET;
err = octep_send_mbox_req(oct, &d, true);
@@ -231,14 +236,14 @@ int octep_ctrl_net_get_link_info(struct octep_device *oct)
return 0;
}
-int octep_ctrl_net_set_link_info(struct octep_device *oct,
+int octep_ctrl_net_set_link_info(struct octep_device *oct, int vfid,
struct octep_iface_link_info *link_info,
bool wait_for_response)
{
struct octep_ctrl_net_wait_data d = {0};
struct octep_ctrl_net_h2f_req *req = &d.data.req;
- init_send_req(&d.msg, req, link_info_sz);
+ init_send_req(&d.msg, req, link_info_sz, vfid);
req->hdr.s.cmd = OCTEP_CTRL_NET_H2F_CMD_LINK_INFO;
req->link_info.cmd = OCTEP_CTRL_NET_CMD_SET;
req->link_info.info.advertised_modes = link_info->advertised_modes;
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h
index aba373ec28a4..de0759365f13 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.h
@@ -7,6 +7,8 @@
#ifndef __OCTEP_CTRL_NET_H__
#define __OCTEP_CTRL_NET_H__
+#define OCTEP_CTRL_NET_INVALID_VFID (-1)
+
/* Supported commands */
enum octep_ctrl_net_cmd {
OCTEP_CTRL_NET_CMD_GET = 0,
@@ -216,89 +218,99 @@ int octep_ctrl_net_init(struct octep_device *oct);
/** Get link status from firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
*
* return value: link status 0=down, 1=up.
*/
-int octep_ctrl_net_get_link_status(struct octep_device *oct);
+int octep_ctrl_net_get_link_status(struct octep_device *oct, int vfid);
/** Set link status in firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
* @param up: boolean status.
* @param wait_for_response: poll for response.
*
* return value: 0 on success, -errno on failure
*/
-int octep_ctrl_net_set_link_status(struct octep_device *oct, bool up,
+int octep_ctrl_net_set_link_status(struct octep_device *oct, int vfid, bool up,
bool wait_for_response);
/** Set rx state in firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
* @param up: boolean status.
* @param wait_for_response: poll for response.
*
* return value: 0 on success, -errno on failure.
*/
-int octep_ctrl_net_set_rx_state(struct octep_device *oct, bool up,
+int octep_ctrl_net_set_rx_state(struct octep_device *oct, int vfid, bool up,
bool wait_for_response);
/** Get mac address from firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
* @param addr: non-null pointer to mac address.
*
* return value: 0 on success, -errno on failure.
*/
-int octep_ctrl_net_get_mac_addr(struct octep_device *oct, u8 *addr);
+int octep_ctrl_net_get_mac_addr(struct octep_device *oct, int vfid, u8 *addr);
/** Set mac address in firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
* @param addr: non-null pointer to mac address.
* @param wait_for_response: poll for response.
*
* return value: 0 on success, -errno on failure.
*/
-int octep_ctrl_net_set_mac_addr(struct octep_device *oct, u8 *addr,
+int octep_ctrl_net_set_mac_addr(struct octep_device *oct, int vfid, u8 *addr,
bool wait_for_response);
/** Set mtu in firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
* @param mtu: mtu.
* @param wait_for_response: poll for response.
*
* return value: 0 on success, -errno on failure.
*/
-int octep_ctrl_net_set_mtu(struct octep_device *oct, int mtu,
+int octep_ctrl_net_set_mtu(struct octep_device *oct, int vfid, int mtu,
bool wait_for_response);
/** Get interface statistics from firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
*
* return value: 0 on success, -errno on failure.
*/
-int octep_ctrl_net_get_if_stats(struct octep_device *oct);
+int octep_ctrl_net_get_if_stats(struct octep_device *oct, int vfid);
/** Get link info from firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
*
* return value: 0 on success, -errno on failure.
*/
-int octep_ctrl_net_get_link_info(struct octep_device *oct);
+int octep_ctrl_net_get_link_info(struct octep_device *oct, int vfid);
/** Set link info in firmware.
*
* @param oct: non-null pointer to struct octep_device.
+ * @param vfid: Index of virtual function.
* @param link_info: non-null pointer to struct octep_iface_link_info.
* @param wait_for_response: poll for response.
*
* return value: 0 on success, -errno on failure.
*/
int octep_ctrl_net_set_link_info(struct octep_device *oct,
+ int vfid,
struct octep_iface_link_info *link_info,
bool wait_for_response);
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_ethtool.c b/drivers/net/ethernet/marvell/octeon_ep/octep_ethtool.c
index a1ddb64791f2..389042b57787 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_ethtool.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_ethtool.c
@@ -150,7 +150,7 @@ octep_get_ethtool_stats(struct net_device *netdev,
rx_packets = 0;
rx_bytes = 0;
- octep_ctrl_net_get_if_stats(oct);
+ octep_ctrl_net_get_if_stats(oct, OCTEP_CTRL_NET_INVALID_VFID);
iface_tx_stats = &oct->iface_tx_stats;
iface_rx_stats = &oct->iface_rx_stats;
@@ -283,7 +283,7 @@ static int octep_get_link_ksettings(struct net_device *netdev,
ethtool_link_ksettings_zero_link_mode(cmd, supported);
ethtool_link_ksettings_zero_link_mode(cmd, advertising);
- octep_ctrl_net_get_link_info(oct);
+ octep_ctrl_net_get_link_info(oct, OCTEP_CTRL_NET_INVALID_VFID);
advertised_modes = oct->link_info.advertised_modes;
supported_modes = oct->link_info.supported_modes;
@@ -439,7 +439,8 @@ static int octep_set_link_ksettings(struct net_device *netdev,
link_info_new.speed = cmd->base.speed;
link_info_new.autoneg = autoneg;
- err = octep_ctrl_net_set_link_info(oct, &link_info_new, true);
+ err = octep_ctrl_net_set_link_info(oct, OCTEP_CTRL_NET_INVALID_VFID,
+ &link_info_new, true);
if (err)
return err;
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
index 43fff8979854..112d3825e544 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
@@ -507,8 +507,10 @@ static int octep_open(struct net_device *netdev)
octep_napi_enable(oct);
oct->link_info.admin_up = 1;
- octep_ctrl_net_set_rx_state(oct, true, false);
- octep_ctrl_net_set_link_status(oct, true, false);
+ octep_ctrl_net_set_rx_state(oct, OCTEP_CTRL_NET_INVALID_VFID, true,
+ false);
+ octep_ctrl_net_set_link_status(oct, OCTEP_CTRL_NET_INVALID_VFID, true,
+ false);
oct->poll_non_ioq_intr = false;
/* Enable the input and output queues for this Octeon device */
@@ -519,7 +521,7 @@ static int octep_open(struct net_device *netdev)
octep_oq_dbell_init(oct);
- ret = octep_ctrl_net_get_link_status(oct);
+ ret = octep_ctrl_net_get_link_status(oct, OCTEP_CTRL_NET_INVALID_VFID);
if (ret > 0)
octep_link_up(netdev);
@@ -549,8 +551,10 @@ static int octep_stop(struct net_device *netdev)
netdev_info(netdev, "Stopping the device ...\n");
- octep_ctrl_net_set_link_status(oct, false, false);
- octep_ctrl_net_set_rx_state(oct, false, false);
+ octep_ctrl_net_set_link_status(oct, OCTEP_CTRL_NET_INVALID_VFID, false,
+ false);
+ octep_ctrl_net_set_rx_state(oct, OCTEP_CTRL_NET_INVALID_VFID, false,
+ false);
/* Stop Tx from stack */
netif_tx_stop_all_queues(netdev);
@@ -759,7 +763,7 @@ static void octep_get_stats64(struct net_device *netdev,
int q;
if (netif_running(netdev))
- octep_ctrl_net_get_if_stats(oct);
+ octep_ctrl_net_get_if_stats(oct, OCTEP_CTRL_NET_INVALID_VFID);
tx_packets = 0;
tx_bytes = 0;
@@ -831,7 +835,8 @@ static int octep_set_mac(struct net_device *netdev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
- err = octep_ctrl_net_set_mac_addr(oct, addr->sa_data, true);
+ err = octep_ctrl_net_set_mac_addr(oct, OCTEP_CTRL_NET_INVALID_VFID,
+ addr->sa_data, true);
if (err)
return err;
@@ -851,7 +856,8 @@ static int octep_change_mtu(struct net_device *netdev, int new_mtu)
if (link_info->mtu == new_mtu)
return 0;
- err = octep_ctrl_net_set_mtu(oct, new_mtu, true);
+ err = octep_ctrl_net_set_mtu(oct, OCTEP_CTRL_NET_INVALID_VFID, new_mtu,
+ true);
if (!err) {
oct->link_info.mtu = new_mtu;
netdev->mtu = new_mtu;
@@ -1102,7 +1108,7 @@ static int octep_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->max_mtu = OCTEP_MAX_MTU;
netdev->mtu = OCTEP_DEFAULT_MTU;
- err = octep_ctrl_net_get_mac_addr(octep_dev,
+ err = octep_ctrl_net_get_mac_addr(octep_dev, OCTEP_CTRL_NET_INVALID_VFID,
octep_dev->mac_addr);
if (err) {
dev_err(&pdev->dev, "Failed to get mac address\n");
--
2.36.0
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