netdev - [PATCH net-next] cxgb4: display VNI correctly

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Date:   Thu, 28 Dec 2017 11:29:52 +0530
From:   Ganesh Goudar <ganeshgr@...lsio.com>
To:     netdev@...r.kernel.org, davem@...emloft.net
Cc:     nirranjan@...lsio.com, indranil@...lsio.com, venkatesh@...lsio.com,
        Ganesh Goudar <ganeshgr@...lsio.com>,
        Santosh Rastapur <santosh@...lsio.com>
Subject: [PATCH net-next] cxgb4: display VNI correctly

Fix incorrect VNI display in mps_tcam

Signed-off-by: Santosh Rastapur <santosh@...lsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@...lsio.com>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
index d3ced04..4ea76c1 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
@@ -1743,7 +1743,7 @@ static int mps_tcam_show(struct seq_file *seq, void *v)
 			 */
 			if (lookup_type && (lookup_type != DATALKPTYPE_M)) {
 				/* Inner header VNI */
-				vniy = ((data2 & DATAVIDH2_F) << 23) |
+				vniy = (data2 & DATAVIDH2_F) |
 				       (DATAVIDH1_G(data2) << 16) | VIDL_G(val);
 				dip_hit = data2 & DATADIPHIT_F;
 			} else {
@@ -1753,6 +1753,7 @@ static int mps_tcam_show(struct seq_file *seq, void *v)
 			port_num = DATAPORTNUM_G(data2);
 
 			/* Read tcamx. Change the control param */
+			vnix = 0;
 			ctl |= CTLXYBITSEL_V(1);
 			t4_write_reg(adap, MPS_CLS_TCAM_DATA2_CTL_A, ctl);
 			val = t4_read_reg(adap, MPS_CLS_TCAM_DATA1_A);
@@ -1761,7 +1762,7 @@ static int mps_tcam_show(struct seq_file *seq, void *v)
 			data2 = t4_read_reg(adap, MPS_CLS_TCAM_DATA2_CTL_A);
 			if (lookup_type && (lookup_type != DATALKPTYPE_M)) {
 				/* Inner header VNI mask */
-				vnix = ((data2 & DATAVIDH2_F) << 23) |
+				vnix = (data2 & DATAVIDH2_F) |
 				       (DATAVIDH1_G(data2) << 16) | VIDL_G(val);
 			}
 		} else {
@@ -1834,7 +1835,8 @@ static int mps_tcam_show(struct seq_file *seq, void *v)
 					   addr[1], addr[2], addr[3],
 					   addr[4], addr[5],
 					   (unsigned long long)mask,
-					   vniy, vnix, dip_hit ? 'Y' : 'N',
+					   vniy, (vnix | vniy),
+					   dip_hit ? 'Y' : 'N',
 					   port_num,
 					   (cls_lo & T6_SRAM_VLD_F) ? 'Y' : 'N',
 					   PORTMAP_G(cls_hi),
-- 
2.1.0