sfc: Support extraction of CAPABILITIES from GET_BOARD_CFG response.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

4 files changed, 12 insertions, 4 deletions

diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index e5837a6485a1..f1cad22b30fa 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -678,7 +678,7 @@ fail:
 }
 
 int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
-                           u16 *fw_subtype_list)
+                           u16 *fw_subtype_list, u32 *capabilities)
 {
         uint8_t outbuf[MC_CMD_GET_BOARD_CFG_OUT_LENMIN];
         size_t outlen;
@@ -708,6 +708,14 @@ int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
                        outbuf + MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_OFST,
                        MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MINNUM *
                        sizeof(fw_subtype_list[0]));
+        if (capabilities) {
+                if (port_num)
+                        *capabilities = MCDI_DWORD(outbuf,
+                                        GET_BOARD_CFG_OUT_CAPABILITIES_PORT1);
+                else
+                        *capabilities = MCDI_DWORD(outbuf,
+                                        GET_BOARD_CFG_OUT_CAPABILITIES_PORT0);
+        }
 
         return 0;
 
diff --git a/drivers/net/ethernet/sfc/mcdi.h b/drivers/net/ethernet/sfc/mcdi.h
index c59667bf64ac..4dd39fcca678 100644
--- a/drivers/net/ethernet/sfc/mcdi.h
+++ b/drivers/net/ethernet/sfc/mcdi.h
@@ -97,7 +97,7 @@ extern void efx_mcdi_print_fwver(struct efx_nic *efx, char *buf, size_t len);
 extern int efx_mcdi_drv_attach(struct efx_nic *efx, bool driver_operating,
                                bool *was_attached_out);
 extern int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
-                                  u16 *fw_subtype_list);
+                                  u16 *fw_subtype_list, u32 *capabilities);
 extern int efx_mcdi_log_ctrl(struct efx_nic *efx, bool evq, bool uart,
                              u32 dest_evq);
 extern int efx_mcdi_nvram_types(struct efx_nic *efx, u32 *nvram_types_out);
diff --git a/drivers/net/ethernet/sfc/mtd.c b/drivers/net/ethernet/sfc/mtd.c
index b702862a0924..eff49da458ed 100644
--- a/drivers/net/ethernet/sfc/mtd.c
+++ b/drivers/net/ethernet/sfc/mtd.c
@@ -631,7 +631,7 @@ static int siena_mtd_get_fw_subtypes(struct efx_nic *efx,
         uint16_t fw_subtype_list[MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MINNUM];
         int rc;
 
-        rc = efx_mcdi_get_board_cfg(efx, NULL, fw_subtype_list);
+        rc = efx_mcdi_get_board_cfg(efx, NULL, fw_subtype_list, NULL);
         if (rc)
                 return rc;
 
diff --git a/drivers/net/ethernet/sfc/siena.c b/drivers/net/ethernet/sfc/siena.c
index d681f2597e74..65cb5e4f4264 100644
--- a/drivers/net/ethernet/sfc/siena.c
+++ b/drivers/net/ethernet/sfc/siena.c
@@ -216,7 +216,7 @@ static int siena_reset_hw(struct efx_nic *efx, enum reset_type method)
 
 static int siena_probe_nvconfig(struct efx_nic *efx)
 {
-        return efx_mcdi_get_board_cfg(efx, efx->net_dev->perm_addr, NULL);
+        return efx_mcdi_get_board_cfg(efx, efx->net_dev->perm_addr, NULL, NULL);
 }
 
 static int siena_probe_nic(struct efx_nic *efx)