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-rw-r--r--drivers/net/ethernet/sfc/ef10.c75
-rw-r--r--drivers/net/ethernet/sfc/ef10_sriov.h4
-rw-r--r--drivers/net/ethernet/sfc/efx.c4
-rw-r--r--drivers/net/ethernet/sfc/mcdi_pcol.h40
-rw-r--r--drivers/net/ethernet/sfc/mcdi_port.c1
-rw-r--r--drivers/net/ethernet/sfc/net_driver.h3
-rw-r--r--drivers/net/ethernet/sfc/siena.c2
7 files changed, 120 insertions, 9 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index e624ddd87d16..a547cebff4e2 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -3596,6 +3596,78 @@ static void efx_ef10_filter_sync_rx_mode(struct efx_nic *efx)
WARN_ON(remove_failed);
}
+static int efx_ef10_set_mac_address(struct efx_nic *efx)
+{
+ MCDI_DECLARE_BUF(inbuf, MC_CMD_VADAPTOR_SET_MAC_IN_LEN);
+ struct efx_ef10_nic_data *nic_data = efx->nic_data;
+ bool was_enabled = efx->port_enabled;
+ int rc;
+
+ efx_device_detach_sync(efx);
+ efx_net_stop(efx->net_dev);
+ down_write(&efx->filter_sem);
+ efx_ef10_filter_table_remove(efx);
+
+ ether_addr_copy(MCDI_PTR(inbuf, VADAPTOR_SET_MAC_IN_MACADDR),
+ efx->net_dev->dev_addr);
+ MCDI_SET_DWORD(inbuf, VADAPTOR_SET_MAC_IN_UPSTREAM_PORT_ID,
+ nic_data->vport_id);
+ rc = efx_mcdi_rpc(efx, MC_CMD_VADAPTOR_SET_MAC, inbuf,
+ sizeof(inbuf), NULL, 0, NULL);
+
+ efx_ef10_filter_table_probe(efx);
+ up_write(&efx->filter_sem);
+ if (was_enabled)
+ efx_net_open(efx->net_dev);
+ netif_device_attach(efx->net_dev);
+
+#if !defined(CONFIG_SFC_SRIOV)
+ if (rc == -EPERM)
+ netif_err(efx, drv, efx->net_dev,
+ "Cannot change MAC address; use sfboot to enable mac-spoofing"
+ " on this interface\n");
+#else
+ if (rc == -EPERM) {
+ struct pci_dev *pci_dev_pf = efx->pci_dev->physfn;
+
+ /* Switch to PF and change MAC address on vport */
+ if (efx->pci_dev->is_virtfn && pci_dev_pf) {
+ struct efx_nic *efx_pf = pci_get_drvdata(pci_dev_pf);
+
+ if (!efx_ef10_sriov_set_vf_mac(efx_pf,
+ nic_data->vf_index,
+ efx->net_dev->dev_addr))
+ return 0;
+ }
+ netif_err(efx, drv, efx->net_dev,
+ "Cannot change MAC address; use sfboot to enable mac-spoofing"
+ " on this interface\n");
+ } else if (efx->pci_dev->is_virtfn) {
+ /* Successfully changed by VF (with MAC spoofing), so update the
+ * parent PF if possible.
+ */
+ struct pci_dev *pci_dev_pf = efx->pci_dev->physfn;
+
+ if (pci_dev_pf) {
+ struct efx_nic *efx_pf = pci_get_drvdata(pci_dev_pf);
+ struct efx_ef10_nic_data *nic_data = efx_pf->nic_data;
+ unsigned int i;
+
+ for (i = 0; i < efx_pf->vf_count; ++i) {
+ struct ef10_vf *vf = nic_data->vf + i;
+
+ if (vf->efx == efx) {
+ ether_addr_copy(vf->mac,
+ efx->net_dev->dev_addr);
+ return 0;
+ }
+ }
+ }
+ }
+#endif
+ return rc;
+}
+
static int efx_ef10_mac_reconfigure(struct efx_nic *efx)
{
efx_ef10_filter_sync_rx_mode(efx);
@@ -4021,6 +4093,7 @@ const struct efx_nic_type efx_hunt_a0_vf_nic_type = {
.vswitching_remove = efx_ef10_vswitching_remove_vf,
#endif
.get_mac_address = efx_ef10_get_mac_address_vf,
+ .set_mac_address = efx_ef10_set_mac_address,
.revision = EFX_REV_HUNT_A0,
.max_dma_mask = DMA_BIT_MASK(ESF_DZ_TX_KER_BUF_ADDR_WIDTH),
@@ -4127,7 +4200,6 @@ const struct efx_nic_type efx_hunt_a0_nic_type = {
.sriov_configure = efx_ef10_sriov_configure,
.sriov_init = efx_ef10_sriov_init,
.sriov_fini = efx_ef10_sriov_fini,
- .sriov_mac_address_changed = efx_ef10_sriov_mac_address_changed,
.sriov_wanted = efx_ef10_sriov_wanted,
.sriov_reset = efx_ef10_sriov_reset,
.sriov_flr = efx_ef10_sriov_flr,
@@ -4141,6 +4213,7 @@ const struct efx_nic_type efx_hunt_a0_nic_type = {
.vswitching_remove = efx_ef10_vswitching_remove_pf,
#endif
.get_mac_address = efx_ef10_get_mac_address_pf,
+ .set_mac_address = efx_ef10_set_mac_address,
.revision = EFX_REV_HUNT_A0,
.max_dma_mask = DMA_BIT_MASK(ESF_DZ_TX_KER_BUF_ADDR_WIDTH),
diff --git a/drivers/net/ethernet/sfc/ef10_sriov.h b/drivers/net/ethernet/sfc/ef10_sriov.h
index 717102985600..b98557670f73 100644
--- a/drivers/net/ethernet/sfc/ef10_sriov.h
+++ b/drivers/net/ethernet/sfc/ef10_sriov.h
@@ -36,10 +36,6 @@ static inline bool efx_ef10_sriov_wanted(struct efx_nic *efx)
int efx_ef10_sriov_configure(struct efx_nic *efx, int num_vfs);
int efx_ef10_sriov_init(struct efx_nic *efx);
-static inline int efx_ef10_sriov_mac_address_changed(struct efx_nic *efx)
-{
- return -EOPNOTSUPP;
-}
static inline void efx_ef10_sriov_reset(struct efx_nic *efx) {}
void efx_ef10_sriov_fini(struct efx_nic *efx);
static inline void efx_ef10_sriov_flr(struct efx_nic *efx, unsigned vf_i) {}
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 8cacb96a1dfa..9eafa39d0e7f 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -2227,8 +2227,8 @@ static int efx_set_mac_address(struct net_device *net_dev, void *data)
/* save old address */
ether_addr_copy(old_addr, net_dev->dev_addr);
ether_addr_copy(net_dev->dev_addr, new_addr);
- if (efx->type->sriov_mac_address_changed) {
- rc = efx->type->sriov_mac_address_changed(efx);
+ if (efx->type->set_mac_address) {
+ rc = efx->type->set_mac_address(efx);
if (rc) {
ether_addr_copy(net_dev->dev_addr, old_addr);
return rc;
diff --git a/drivers/net/ethernet/sfc/mcdi_pcol.h b/drivers/net/ethernet/sfc/mcdi_pcol.h
index 30f580157b76..9efdf0a5df64 100644
--- a/drivers/net/ethernet/sfc/mcdi_pcol.h
+++ b/drivers/net/ethernet/sfc/mcdi_pcol.h
@@ -5954,6 +5954,46 @@
/***********************************/
+/* MC_CMD_VADAPTOR_SET_MAC
+ * assign a new MAC address to a v-adaptor.
+ */
+#define MC_CMD_VADAPTOR_SET_MAC 0x5d
+
+#define MC_CMD_0x5d_PRIVILEGE_CTG SRIOV_CTG_GENERAL
+
+/* MC_CMD_VADAPTOR_SET_MAC_IN msgrequest */
+#define MC_CMD_VADAPTOR_SET_MAC_IN_LEN 10
+/* The port to which the v-adaptor is connected. */
+#define MC_CMD_VADAPTOR_SET_MAC_IN_UPSTREAM_PORT_ID_OFST 0
+/* The new MAC address to assign to this v-adaptor */
+#define MC_CMD_VADAPTOR_SET_MAC_IN_MACADDR_OFST 4
+#define MC_CMD_VADAPTOR_SET_MAC_IN_MACADDR_LEN 6
+
+/* MC_CMD_VADAPTOR_SET_MAC_OUT msgresponse */
+#define MC_CMD_VADAPTOR_SET_MAC_OUT_LEN 0
+
+
+/***********************************/
+/* MC_CMD_VADAPTOR_GET_MAC
+ * read the MAC address assigned to a v-adaptor.
+ */
+#define MC_CMD_VADAPTOR_GET_MAC 0x5e
+
+#define MC_CMD_0x5e_PRIVILEGE_CTG SRIOV_CTG_GENERAL
+
+/* MC_CMD_VADAPTOR_GET_MAC_IN msgrequest */
+#define MC_CMD_VADAPTOR_GET_MAC_IN_LEN 4
+/* The port to which the v-adaptor is connected. */
+#define MC_CMD_VADAPTOR_GET_MAC_IN_UPSTREAM_PORT_ID_OFST 0
+
+/* MC_CMD_VADAPTOR_GET_MAC_OUT msgresponse */
+#define MC_CMD_VADAPTOR_GET_MAC_OUT_LEN 6
+/* The MAC address assigned to this v-adaptor */
+#define MC_CMD_VADAPTOR_GET_MAC_OUT_MACADDR_OFST 0
+#define MC_CMD_VADAPTOR_GET_MAC_OUT_MACADDR_LEN 6
+
+
+/***********************************/
/* MC_CMD_EVB_PORT_ASSIGN
* assign a port to a PCI function.
*/
diff --git a/drivers/net/ethernet/sfc/mcdi_port.c b/drivers/net/ethernet/sfc/mcdi_port.c
index fb19b70eac01..9bf04cbce20a 100644
--- a/drivers/net/ethernet/sfc/mcdi_port.c
+++ b/drivers/net/ethernet/sfc/mcdi_port.c
@@ -865,6 +865,7 @@ int efx_mcdi_set_mac(struct efx_nic *efx)
BUILD_BUG_ON(MC_CMD_SET_MAC_OUT_LEN != 0);
+ /* This has no effect on EF10 */
ether_addr_copy(MCDI_PTR(cmdbytes, SET_MAC_IN_ADDR),
efx->net_dev->dev_addr);
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index c2eabd9fd515..a468a22e7a88 100644
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -1205,6 +1205,7 @@ struct efx_mtd_partition {
* @ptp_set_ts_config: Set hardware timestamp configuration. The flags
* and tx_type will already have been validated but this operation
* must validate and update rx_filter.
+ * @set_mac_address: Set the MAC address of the device
* @revision: Hardware architecture revision
* @txd_ptr_tbl_base: TX descriptor ring base address
* @rxd_ptr_tbl_base: RX descriptor ring base address
@@ -1337,7 +1338,6 @@ struct efx_nic_type {
int (*sriov_configure)(struct efx_nic *efx, int num_vfs);
int (*sriov_init)(struct efx_nic *efx);
void (*sriov_fini)(struct efx_nic *efx);
- int (*sriov_mac_address_changed)(struct efx_nic *efx);
bool (*sriov_wanted)(struct efx_nic *efx);
void (*sriov_reset)(struct efx_nic *efx);
void (*sriov_flr)(struct efx_nic *efx, unsigned vf_i);
@@ -1354,6 +1354,7 @@ struct efx_nic_type {
int (*vswitching_restore)(struct efx_nic *efx);
void (*vswitching_remove)(struct efx_nic *efx);
int (*get_mac_address)(struct efx_nic *efx, unsigned char *perm_addr);
+ int (*set_mac_address)(struct efx_nic *efx);
int revision;
unsigned int txd_ptr_tbl_base;
diff --git a/drivers/net/ethernet/sfc/siena.c b/drivers/net/ethernet/sfc/siena.c
index 8b4130abad66..b323b9167526 100644
--- a/drivers/net/ethernet/sfc/siena.c
+++ b/drivers/net/ethernet/sfc/siena.c
@@ -1010,7 +1010,6 @@ const struct efx_nic_type siena_a0_nic_type = {
.sriov_configure = efx_siena_sriov_configure,
.sriov_init = efx_siena_sriov_init,
.sriov_fini = efx_siena_sriov_fini,
- .sriov_mac_address_changed = efx_siena_sriov_mac_address_changed,
.sriov_wanted = efx_siena_sriov_wanted,
.sriov_reset = efx_siena_sriov_reset,
.sriov_flr = efx_siena_sriov_flr,
@@ -1021,6 +1020,7 @@ const struct efx_nic_type siena_a0_nic_type = {
.vswitching_probe = efx_port_dummy_op_int,
.vswitching_restore = efx_port_dummy_op_int,
.vswitching_remove = efx_port_dummy_op_void,
+ .set_mac_address = efx_siena_sriov_mac_address_changed,
#endif
.revision = EFX_REV_SIENA_A0,
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 16:13:24 +0000