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i40e/base: limit version check of DCB

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XL710/X710 devices requires FW version checks to properly handle
DCB configurations from the FW while other devices (e.g. X722)
do not, so limit these checks to XL710/X710 only.

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Remy Horton <remy.horton@intel.com>
This commit is contained in:
Helin Zhang 2016-03-08 16:14:13 +08:00 committed by Thomas Monjalon
parent 7d1b28461e
commit 37aef4214d
1 changed files with 21 additions and 13 deletions
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34
drivers/net/i40e/base/i40e_dcb.c
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@ -387,32 +387,40 @@ static void i40e_parse_cee_app_tlv(struct i40e_cee_feat_tlv *tlv,
{
u16 length, typelength, offset = 0;
struct i40e_cee_app_prio *app;
u8 i, up, selector;
u8 i;
typelength = I40E_NTOHS(tlv->hdr.typelen);
length = (u16)((typelength & I40E_LLDP_TLV_LEN_MASK) >>
I40E_LLDP_TLV_LEN_SHIFT);
dcbcfg->numapps = length/sizeof(*app);
dcbcfg->numapps = length / sizeof(*app);
if (!dcbcfg->numapps)
return;
for (i = 0; i < dcbcfg->numapps; i++) {
u8 up, selector;
app = (struct i40e_cee_app_prio *)(tlv->tlvinfo + offset);
for (up = 0; up < I40E_MAX_USER_PRIORITY; up++) {
if (app->prio_map & BIT(up))
break;
}
dcbcfg->app[i].priority = up;
/* Get Selector from lower 2 bits, and convert to IEEE */
selector = (app->upper_oui_sel & I40E_CEE_APP_SELECTOR_MASK);
if (selector == I40E_CEE_APP_SEL_ETHTYPE)
switch (selector) {
case I40E_CEE_APP_SEL_ETHTYPE:
dcbcfg->app[i].selector = I40E_APP_SEL_ETHTYPE;
else if (selector == I40E_CEE_APP_SEL_TCPIP)
break;
case I40E_CEE_APP_SEL_TCPIP:
dcbcfg->app[i].selector = I40E_APP_SEL_TCPIP;
else
break;
default:
/* Keep selector as it is for unknown types */
dcbcfg->app[i].selector = selector;
}
dcbcfg->app[i].protocolid = I40E_NTOHS(app->protocol);
/* Move to next app */
offset += sizeof(*app);
@ -822,13 +830,15 @@ enum i40e_status_code i40e_get_dcb_config(struct i40e_hw *hw)
struct i40e_aqc_get_cee_dcb_cfg_resp cee_cfg;
struct i40e_aqc_get_cee_dcb_cfg_v1_resp cee_v1_cfg;
/* If Firmware version < v4.33 IEEE only */
if (((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver < 33)) ||
(hw->aq.fw_maj_ver < 4))
/* If Firmware version < v4.33 on X710/XL710, IEEE only */
if ((hw->mac.type == I40E_MAC_XL710) &&
(((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver < 33)) ||
(hw->aq.fw_maj_ver < 4)))
return i40e_get_ieee_dcb_config(hw);
/* If Firmware version == v4.33 use old CEE struct */
if ((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver == 33)) {
/* If Firmware version == v4.33 on X710/XL710, use old CEE struct */
if ((hw->mac.type == I40E_MAC_XL710) &&
((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver == 33))) {
ret = i40e_aq_get_cee_dcb_config(hw, &cee_v1_cfg,
sizeof(cee_v1_cfg), NULL);
if (ret == I40E_SUCCESS) {
@ -1240,14 +1250,12 @@ enum i40e_status_code i40e_dcb_config_to_lldp(u8 *lldpmib, u16 *miblen,
u16 length, offset = 0, tlvid = I40E_TLV_ID_START;
enum i40e_status_code ret = I40E_SUCCESS;
struct i40e_lldp_org_tlv *tlv;
u16 type, typelength;
u16 typelength;
tlv = (struct i40e_lldp_org_tlv *)lldpmib;
while (1) {
i40e_add_dcb_tlv(tlv, dcbcfg, tlvid++);
typelength = I40E_NTOHS(tlv->typelength);
type = (u16)((typelength & I40E_LLDP_TLV_TYPE_MASK) >>
I40E_LLDP_TLV_TYPE_SHIFT);
length = (u16)((typelength & I40E_LLDP_TLV_LEN_MASK) >>
I40E_LLDP_TLV_LEN_SHIFT);
if (length)