[PATCH v4 2/4] common/sfc_efx/base: detect and report FCS include support

[Denis Pryazhennikov]

From: Roman Zhukov <roman.zhu...@arknetworks.am>

A new variable was added to efx_nic_cfg_s to detect and
report if FCS is supported by FW.

Signed-off-by: Roman Zhukov <roman.zhu...@arknetworks.am>
Signed-off-by: Denis Pryazhennikov <denis.pryazhenni...@arknetworks.am>
Reviewed-by: Viacheslav Galaktionov <viacheslav.galaktio...@arknetworks.am>
Acked-by: Andrew Rybchenko <andrew.rybche...@oktetlabs.ru>
---
 drivers/common/sfc_efx/base/ef10_nic.c  | 6 ++++++
 drivers/common/sfc_efx/base/efx.h       | 1 +
 drivers/common/sfc_efx/base/siena_nic.c | 1 +
 3 files changed, 8 insertions(+)

diff --git a/drivers/common/sfc_efx/base/ef10_nic.c 
b/drivers/common/sfc_efx/base/ef10_nic.c
index 0c6a2eee4453..bf9cb9d30990 100644
--- a/drivers/common/sfc_efx/base/ef10_nic.c
+++ b/drivers/common/sfc_efx/base/ef10_nic.c
@@ -1244,6 +1244,12 @@ ef10_get_datapath_caps(
        /* No limit on maximum number of Rx scatter elements per packet. */
        encp->enc_rx_scatter_max = -1;
 
+       /* Check if the firmware supports include FCS on RX */
+       if (CAP_FLAGS1(req, RX_INCLUDE_FCS))
+               encp->enc_rx_include_fcs_supported = B_TRUE;
+       else
+               encp->enc_rx_include_fcs_supported = B_FALSE;
+
        /* Check if the firmware supports packed stream mode */
        if (CAP_FLAGS1(req, RX_PACKED_STREAM))
                encp->enc_rx_packed_stream_supported = B_TRUE;
diff --git a/drivers/common/sfc_efx/base/efx.h 
b/drivers/common/sfc_efx/base/efx.h
index a63211612249..b5bd390169ae 100644
--- a/drivers/common/sfc_efx/base/efx.h
+++ b/drivers/common/sfc_efx/base/efx.h
@@ -1629,6 +1629,7 @@ typedef struct efx_nic_cfg_s {
        /* Datapath firmware vport reconfigure support */
        boolean_t               enc_vport_reconfigure_supported;
        boolean_t               enc_rx_disable_scatter_supported;
+       boolean_t               enc_rx_include_fcs_supported;
        /* Maximum number of Rx scatter segments supported by HW */
        uint32_t                enc_rx_scatter_max;
        boolean_t               enc_allow_set_mac_with_installed_filters;
diff --git a/drivers/common/sfc_efx/base/siena_nic.c 
b/drivers/common/sfc_efx/base/siena_nic.c
index 1f1fb7d2afd1..ca38eefa7e37 100644
--- a/drivers/common/sfc_efx/base/siena_nic.c
+++ b/drivers/common/sfc_efx/base/siena_nic.c
@@ -187,6 +187,7 @@ siena_board_cfg(
        encp->enc_allow_set_mac_with_installed_filters = B_TRUE;
        encp->enc_rx_packed_stream_supported = B_FALSE;
        encp->enc_rx_var_packed_stream_supported = B_FALSE;
+       encp->enc_rx_include_fcs_supported = B_FALSE;
        encp->enc_rx_es_super_buffer_supported = B_FALSE;
        encp->enc_fw_subvariant_no_tx_csum_supported = B_FALSE;
 
-- 
2.39.2 (Apple Git-143)