[dpdk-dev] [PATCH v2 04/20] net/ixgbe/base: change flow for "Apply Update" command

Guinan Sun guinanx.sun at intel.com
Thu Jul 2 05:13:13 CEST 2020


For the "Apply Update" command the firmware does not
given an response. For this command, success should
be return.

Signed-off-by: Mateusz Kowalski <mateusz.kowalski at intel.com>
Signed-off-by: Guinan Sun <guinanx.sun at intel.com>
---
 drivers/net/ixgbe/base/ixgbe_common.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ixgbe/base/ixgbe_common.c b/drivers/net/ixgbe/base/ixgbe_common.c
index 9e3b71e38..89ae2b462 100644
--- a/drivers/net/ixgbe/base/ixgbe_common.c
+++ b/drivers/net/ixgbe/base/ixgbe_common.c
@@ -4584,11 +4584,18 @@ s32 ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 length,
 		msec_delay(1);
 	}
 
+	/* For each command except "Apply Update" perform
+	 * status checks in the HICR registry.
+	 */
+	if ((buffer[0] & IXGBE_HOST_INTERFACE_MASK_CMD) ==
+	    IXGBE_HOST_INTERFACE_APPLY_UPDATE_CMD)
+		return IXGBE_SUCCESS;
+
 	/* Check command completion */
 	if ((timeout && i == timeout) ||
 	    !(IXGBE_READ_REG(hw, IXGBE_HICR) & IXGBE_HICR_SV)) {
 		ERROR_REPORT1(IXGBE_ERROR_CAUTION,
-			     "Command has failed with no status valid.\n");
+			      "Command has failed with no status valid.\n");
 		return IXGBE_ERR_HOST_INTERFACE_COMMAND;
 	}
 
-- 
2.17.1



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