From b4668579286c56fded2816602e104abbcf0b5adb Mon Sep 17 00:00:00 2001 From: Qiming Yang Date: Tue, 3 Mar 2020 13:45:00 +0800 Subject: [PATCH] net/i40e: fix X722 performance Lack of GL_SWR_PM_UP_THR value for mac type 4x10G X722 caused it can't reach line rate in one queue one core forwarding case. It's about 1% performance drop. This patch adds value as: Device-ID Value Comments 0x37D0 0x03030303 4x10G FPK This value is hardware specific. Fixes: 3320d4a240da ("net/i40e: workaround performance degradation") Cc: stable@dpdk.org Signed-off-by: Qiming Yang Acked-by: Xiaolong Ye --- drivers/net/i40e/i40e_ethdev.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 9fbda1c34c..c09b9b990c 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -10504,6 +10504,7 @@ i40e_get_swr_pm_cfg(struct i40e_hw *hw, uint32_t *value) { I40E_GL_SWR_PM_EF_DEVICE(I40E_DEV_ID_KX_C) }, { I40E_GL_SWR_PM_EF_DEVICE(I40E_DEV_ID_10G_BASE_T) }, { I40E_GL_SWR_PM_EF_DEVICE(I40E_DEV_ID_10G_BASE_T4) }, + { I40E_GL_SWR_PM_EF_DEVICE(I40E_DEV_ID_SFP_X722) }, { I40E_GL_SWR_PM_SF_DEVICE(I40E_DEV_ID_KX_B) }, { I40E_GL_SWR_PM_SF_DEVICE(I40E_DEV_ID_QSFP_A) }, -- 2.20.1