netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Bob Liu <lliubbo@gmail.com>
To: <davem@davemloft.net>
Cc: <peppe.cavallaro@st.com>, <francesco.virlinzi@st.com>,
	<rayagond@vayavyalabs.com>, <sr@denx.de>,
	<netdev@vger.kernel.org>,
	<uclinux-dist-devel@blackfin.uclinux.org>,
	Bob Liu <lliubbo@gmail.com>
Subject: [PATCH 3/3] drivers: net: ethernet: stmmac: fix resume function
Date: Tue, 22 May 2012 15:38:56 +0800	[thread overview]
Message-ID: <1337672336-7378-3-git-send-email-lliubbo@gmail.com> (raw)
In-Reply-To: <1337672336-7378-1-git-send-email-lliubbo@gmail.com>

After wake up from mem, ping fails to work.
This patch fix the resume function in stmmac driver.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 714faa2..22243a5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1952,6 +1952,15 @@ int stmmac_resume(struct net_device *ndev)
 		priv->hw->mac->pmt(priv->ioaddr, 0);
 
 	netif_device_attach(ndev);
+	priv->dirty_tx = 0;
+	priv->cur_tx = 0;
+	priv->cur_rx = 0;
+	priv->dirty_rx = 0;
+
+	/* DMA initialization and SW reset */
+	priv->hw->dma->init(priv->ioaddr, priv->plat->pbl,
+			priv->dma_tx_phy, priv->dma_rx_phy);
+	priv->hw->mac->core_init(priv->ioaddr);
 
 	/* Enable the MAC and DMA */
 	stmmac_set_mac(priv->ioaddr, true);
-- 
1.7.0.4

  parent reply	other threads:[~2012-05-22  7:38 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-22  7:38 [PATCH 1/3] drivers: net: stmmac: add blackfin support Bob Liu
2012-05-22  7:38 ` [PATCH 2/3] drivers: net: ethernet: stmmac: fix failure in module test Bob Liu
2012-05-22 11:56   ` Ben Hutchings
2012-05-22 12:51   ` Giuseppe CAVALLARO
2012-05-23  5:09     ` Bob Liu
2012-05-23  6:08       ` Giuseppe CAVALLARO
2012-05-23  6:05   ` [net] stmmac: fix driver Kconfig when built as module Giuseppe CAVALLARO
2012-05-23 18:01     ` David Miller
2012-05-28  5:44       ` Giuseppe CAVALLARO
2012-05-22  7:38 ` Bob Liu [this message]
2012-05-22 12:36 ` [PATCH 1/3] drivers: net: stmmac: add blackfin support Giuseppe CAVALLARO
2012-05-23  7:58   ` Bob Liu
2012-05-23  8:21     ` Giuseppe CAVALLARO
2012-05-23  8:27       ` Giuseppe CAVALLARO

Reply instructions:

You may reply publicly 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=1337672336-7378-3-git-send-email-lliubbo@gmail.com \
    --to=lliubbo@gmail.com \
    --cc=davem@davemloft.net \
    --cc=francesco.virlinzi@st.com \
    --cc=netdev@vger.kernel.org \
    --cc=peppe.cavallaro@st.com \
    --cc=rayagond@vayavyalabs.com \
    --cc=sr@denx.de \
    --cc=uclinux-dist-devel@blackfin.uclinux.org \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).