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path: root/drivers/net/ethernet
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-rw-r--r--drivers/net/ethernet/sfc/ef10.c10
-rw-r--r--drivers/net/ethernet/sfc/nic.h3
2 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index a4956b86d145..9f18ae984f9e 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -343,6 +343,13 @@ static int efx_ef10_init_nic(struct efx_nic *efx)
struct efx_ef10_nic_data *nic_data = efx->nic_data;
int rc;
+ if (nic_data->must_check_datapath_caps) {
+ rc = efx_ef10_init_datapath_caps(efx);
+ if (rc)
+ return rc;
+ nic_data->must_check_datapath_caps = false;
+ }
+
if (nic_data->must_realloc_vis) {
/* We cannot let the number of VIs change now */
rc = efx_ef10_alloc_vis(efx, nic_data->n_allocated_vis,
@@ -711,6 +718,9 @@ static int efx_ef10_mcdi_poll_reboot(struct efx_nic *efx)
nic_data->must_restore_filters = true;
nic_data->rx_rss_context = EFX_EF10_RSS_CONTEXT_INVALID;
+ /* The datapath firmware might have been changed */
+ nic_data->must_check_datapath_caps = true;
+
/* MAC statistics have been cleared on the NIC; clear the local
* statistic that we update with efx_update_diff_stat().
*/
diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h
index 4b1e188f7a2f..fda29d39032f 100644
--- a/drivers/net/ethernet/sfc/nic.h
+++ b/drivers/net/ethernet/sfc/nic.h
@@ -400,6 +400,8 @@ enum {
* @rx_rss_context: Firmware handle for our RSS context
* @stats: Hardware statistics
* @workaround_35388: Flag: firmware supports workaround for bug 35388
+ * @must_check_datapath_caps: Flag: @datapath_caps needs to be revalidated
+ * after MC reboot
* @datapath_caps: Capabilities of datapath firmware (FLAGS1 field of
* %MC_CMD_GET_CAPABILITIES response)
*/
@@ -413,6 +415,7 @@ struct efx_ef10_nic_data {
u32 rx_rss_context;
u64 stats[EF10_STAT_COUNT];
bool workaround_35388;
+ bool must_check_datapath_caps;
u32 datapath_caps;
};