[dpdk-dev,13/15] i40e: Use get_link_status to report FC settings
diff mbox

Message ID 1410247299-4365-14-git-send-email-helin.zhang@intel.com
State Accepted, archived
Headers show

Commit Message

Helin Zhang Sept. 9, 2014, 7:21 a.m. UTC
The fix is to use get_link_status but not get_phy_capabilities
for reporting FC settings.

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
Reviewed-by: Chen Jing <jing.d.chen@intel.com>
---
 lib/librte_pmd_i40e/i40e/i40e_common.c | 38 ++++++++++++----------------------
 lib/librte_pmd_i40e/i40e/i40e_type.h   |  8 ++++---
 2 files changed, 18 insertions(+), 28 deletions(-)

Patch
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diff --git a/lib/librte_pmd_i40e/i40e/i40e_common.c b/lib/librte_pmd_i40e/i40e/i40e_common.c
index 60ca943..ffd68a5 100644
--- a/lib/librte_pmd_i40e/i40e/i40e_common.c
+++ b/lib/librte_pmd_i40e/i40e/i40e_common.c
@@ -1203,7 +1203,7 @@  enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
 					      NULL);
 	if (status) {
-		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET1;
+		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
 		return status;
 	}
 
@@ -1228,31 +1228,19 @@  enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
 
 		if (status)
 			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
-
-		/* Get the abilities to set hw->fc.current_mode correctly */
-		status = i40e_aq_get_phy_capabilities(hw, false, false,
-						      &abilities, NULL);
-		if (status) {
-			/* Wait a little bit and try once more */
-			i40e_msec_delay(1000);
-			status = i40e_aq_get_phy_capabilities(hw, false, false,
-							      &abilities, NULL);
-		}
-		if (status) {
-			*aq_failures |= I40E_SET_FC_AQ_FAIL_GET2;
-			return status;
-		}
 	}
-	/* Copy the what was returned from get capabilities into fc */
-	if ((abilities.abilities & I40E_AQ_PHY_FLAG_PAUSE_TX) &&
-	    (abilities.abilities & I40E_AQ_PHY_FLAG_PAUSE_RX))
-		hw->fc.current_mode = I40E_FC_FULL;
-	else if (abilities.abilities & I40E_AQ_PHY_FLAG_PAUSE_TX)
-		hw->fc.current_mode = I40E_FC_TX_PAUSE;
-	else if (abilities.abilities & I40E_AQ_PHY_FLAG_PAUSE_RX)
-		hw->fc.current_mode = I40E_FC_RX_PAUSE;
-	else
-		hw->fc.current_mode = I40E_FC_NONE;
+	/* Update the link info */
+	status = i40e_update_link_info(hw, true);
+	if (status) {
+		/* Wait a little bit (on 40G cards it sometimes takes a really
+		 * long time for link to come back from the atomic reset)
+		 * and try once more
+		 */
+		i40e_msec_delay(1000);
+		status = i40e_update_link_info(hw, true);
+	}
+	if (status)
+		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
 
 	return status;
 }
diff --git a/lib/librte_pmd_i40e/i40e/i40e_type.h b/lib/librte_pmd_i40e/i40e/i40e_type.h
index 737a4c1..bb87640 100644
--- a/lib/librte_pmd_i40e/i40e/i40e_type.h
+++ b/lib/librte_pmd_i40e/i40e/i40e_type.h
@@ -68,8 +68,10 @@  POSSIBILITY OF SUCH DAMAGE.
 					 (d) == I40E_DEV_ID_QSFP_B  || \
 					 (d) == I40E_DEV_ID_QSFP_C)
 
+#ifndef I40E_MASK
 /* I40E_MASK is a macro used on 32 bit registers */
 #define I40E_MASK(mask, shift) (mask << shift)
+#endif
 
 #define I40E_MAX_PF			16
 #define I40E_MAX_PF_VSI			64
@@ -216,10 +218,10 @@  enum i40e_fc_mode {
 
 enum i40e_set_fc_aq_failures {
 	I40E_SET_FC_AQ_FAIL_NONE = 0,
-	I40E_SET_FC_AQ_FAIL_GET1 = 1,
+	I40E_SET_FC_AQ_FAIL_GET = 1,
 	I40E_SET_FC_AQ_FAIL_SET = 2,
-	I40E_SET_FC_AQ_FAIL_GET2 = 4,
-	I40E_SET_FC_AQ_FAIL_SET_GET = 6
+	I40E_SET_FC_AQ_FAIL_UPDATE = 4,
+	I40E_SET_FC_AQ_FAIL_SET_UPDATE = 6
 };
 
 enum i40e_vsi_type {