Thread (18 messages) 18 messages, 3 authors, 2017-06-01

[net-next 14/15] ixgbe: add missing configuration for rate select 1

From: Jeff Kirsher <hidden>
Date: 2017-05-31 21:19:55
Subsystem: intel ethernet drivers, networking drivers, the rest · Maintainers: Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Emil Tantilov <redacted>

Add RS1 configuration to ixgbe_set_soft_rate_select_speed()

Signed-off-by: Emil Tantilov <redacted>
Tested-by: Andrew Bowers <redacted>
Signed-off-by: Jeff Kirsher <redacted>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_common.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
index 7af85f505bad..4e35e7017f3d 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
@@ -4278,4 +4278,23 @@ void ixgbe_set_soft_rate_select_speed(struct ixgbe_hw *hw,
 		hw_dbg(hw, "Failed to write Rx Rate Select RS0\n");
 		return;
 	}
+
+	/* Set RS1 */
+	status = hw->phy.ops.read_i2c_byte(hw, IXGBE_SFF_SFF_8472_ESCB,
+					   IXGBE_I2C_EEPROM_DEV_ADDR2,
+					   &eeprom_data);
+	if (status) {
+		hw_dbg(hw, "Failed to read Rx Rate Select RS1\n");
+		return;
+	}
+
+	eeprom_data = (eeprom_data & ~IXGBE_SFF_SOFT_RS_SELECT_MASK) | rs;
+
+	status = hw->phy.ops.write_i2c_byte(hw, IXGBE_SFF_SFF_8472_ESCB,
+					    IXGBE_I2C_EEPROM_DEV_ADDR2,
+					    eeprom_data);
+	if (status) {
+		hw_dbg(hw, "Failed to write Rx Rate Select RS1\n");
+		return;
+	}
 }
-- 
2.12.2
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