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path: root/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_vf_mbx.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_vf_mbx.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_mbx.c b/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
index d4a4001b6e5d..f56fa94ff3d0 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
+++ b/drivers/net/ethernet/intel/ice/ice_vf_mbx.c
@@ -39,7 +39,7 @@ ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval,
return ice_sq_send_cmd(hw, &hw->mailboxq, &desc, msg, msglen, cd);
}
-static const u32 ice_legacy_aq_to_vc_speed[15] = {
+static const u32 ice_legacy_aq_to_vc_speed[] = {
VIRTCHNL_LINK_SPEED_100MB, /* BIT(0) */
VIRTCHNL_LINK_SPEED_100MB,
VIRTCHNL_LINK_SPEED_1GB,
@@ -51,10 +51,6 @@ static const u32 ice_legacy_aq_to_vc_speed[15] = {
VIRTCHNL_LINK_SPEED_40GB,
VIRTCHNL_LINK_SPEED_40GB,
VIRTCHNL_LINK_SPEED_40GB,
- VIRTCHNL_LINK_SPEED_UNKNOWN,
- VIRTCHNL_LINK_SPEED_UNKNOWN,
- VIRTCHNL_LINK_SPEED_UNKNOWN,
- VIRTCHNL_LINK_SPEED_UNKNOWN /* BIT(14) */
};
/**
@@ -71,21 +67,20 @@ static const u32 ice_legacy_aq_to_vc_speed[15] = {
*/
u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed)
{
- u32 speed;
+ /* convert a BIT() value into an array index */
+ u32 index = fls(link_speed) - 1;
- if (adv_link_support) {
- /* convert a BIT() value into an array index */
- speed = ice_get_link_speed(fls(link_speed) - 1);
- } else {
+ if (adv_link_support)
+ return ice_get_link_speed(index);
+ else if (index < ARRAY_SIZE(ice_legacy_aq_to_vc_speed))
/* Virtchnl speeds are not defined for every speed supported in
* the hardware. To maintain compatibility with older AVF
* drivers, while reporting the speed the new speed values are
* resolved to the closest known virtchnl speeds
*/
- speed = ice_legacy_aq_to_vc_speed[fls(link_speed) - 1];
- }
+ return ice_legacy_aq_to_vc_speed[index];
- return speed;
+ return VIRTCHNL_LINK_SPEED_UNKNOWN;
}
/* The mailbox overflow detection algorithm helps to check if there