patches for DPDK stable branches
 help / color / Atom feed
From: Wei Zhao <wei.zhao1@intel.com>
To: dev@dpdk.org
Cc: stable@dpdk.org, qi.z.zhang@intel.com, xiaolong.ye@intel.com,
	Wei Zhao <wei.zhao1@intel.com>
Subject: [dpdk-stable] [PATCH] net/ice: disable useless interrupt
Date: Wed, 30 Oct 2019 15:46:44 +0800
Message-ID: <1572421604-14087-1-git-send-email-wei.zhao1@intel.com> (raw)

This is a useless interrupt which will cause
intr every time when download FDIR rte_flow rule.

Fixes: cf911d90e366 ("net/ice: support link update")
Cc: stable@dpdk.org

Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
---
 drivers/net/ice/ice_ethdev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index d746758..404d734 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -1225,6 +1225,8 @@ ice_pf_enable_irq0(struct ice_hw *hw)
 		      GLINT_DYN_CTL_INTENA_M |
 		      GLINT_DYN_CTL_CLEARPBA_M |
 		      GLINT_DYN_CTL_ITR_INDX_M);
+	/* disable useless intr */
+	ICE_WRITE_REG(hw, GL_MDCK_TX_TDPU, 0x2);
 
 	ice_flush(hw);
 }
-- 
2.7.5


             reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-30  7:46 Wei Zhao [this message]
2019-10-31  1:50 ` Zhao1, Wei

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1572421604-14087-1-git-send-email-wei.zhao1@intel.com \
    --to=wei.zhao1@intel.com \
    --cc=dev@dpdk.org \
    --cc=qi.z.zhang@intel.com \
    --cc=stable@dpdk.org \
    --cc=xiaolong.ye@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

patches for DPDK stable branches

Archives are clonable:
	git clone --mirror http://inbox.dpdk.org/stable/0 stable/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 stable stable/ http://inbox.dpdk.org/stable \
		stable@dpdk.org
	public-inbox-index stable


Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.stable


AGPL code for this site: git clone https://public-inbox.org/ public-inbox