All of lore.kernel.org
 help / color / mirror / Atom feed
From: Stephen Hemminger <shemminger@linux-foundation.org>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: netdev@vger.kernel.org
Subject: [PATCH 2/6] skge: receive flush logic
Date: Mon, 26 Nov 2007 11:54:49 -0800	[thread overview]
Message-ID: <20071126195557.595722308@linux-foundation.org> (raw)
In-Reply-To: 20071126195447.846382144@linux-foundation.org

[-- Attachment #1: skge-no-rcv-flush.patch --]
[-- Type: text/plain, Size: 1025 bytes --]

Receive FIFO overrun is not catastrophic condition, so don't flush when
it happens.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>

--- a/drivers/net/skge.c	2007-11-21 14:36:31.000000000 -0800
+++ b/drivers/net/skge.c	2007-11-21 14:40:58.000000000 -0800
@@ -1801,11 +1801,6 @@ static void genesis_mac_intr(struct skge
 		xm_write32(hw, port, XM_MODE, XM_MD_FTF);
 		++dev->stats.tx_fifo_errors;
 	}
-
-	if (status & XM_IS_RXF_OV) {
-		xm_write32(hw, port, XM_MODE, XM_MD_FRF);
-		++dev->stats.rx_fifo_errors;
-	}
 }
 
 static void genesis_link_up(struct skge_port *skge)
@@ -1862,9 +1857,9 @@ static void genesis_link_up(struct skge_
 
 	xm_write32(hw, port, XM_MODE, mode);
 
-	/* Turn on detection of Tx underrun, Rx overrun */
+	/* Turn on detection of Tx underrun */
 	msk = xm_read16(hw, port, XM_IMSK);
-	msk &= ~(XM_IS_RXF_OV | XM_IS_TXF_UR);
+	msk &= ~XM_IS_TXF_UR;
 	xm_write16(hw, port, XM_IMSK, msk);
 
 	xm_read16(hw, port, XM_ISRC);

-- 
Stephen Hemminger <shemminger@linux-foundation.org>


  parent reply	other threads:[~2007-11-26 19:59 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-26 19:54 [PATCH 0/6] skge update (for 2.6.24) Stephen Hemminger
2007-11-26 19:54 ` [PATCH 1/6] skge: FIFO Ram calculation error Stephen Hemminger
2007-12-01 21:33   ` Jeff Garzik
2007-11-26 19:54 ` Stephen Hemminger [this message]
2007-11-26 19:54 ` [PATCH 3/6] skge: retry on MAC shutdown Stephen Hemminger
2007-11-26 19:54 ` [PATCH 4/6] skge: fiber link up/down fix Stephen Hemminger
2007-11-26 19:54 ` [PATCH 5/6] skge: increase TX threshold for Jumbo Stephen Hemminger
2007-11-26 19:54 ` [PATCH 6/6] skge version 1.13 Stephen Hemminger
2007-11-28 22:23   ` [PATCH 1/2] skge: serial mode register values Stephen Hemminger
2007-11-28 22:25     ` [PATCH 2/2] skge: MTU changing fix Stephen Hemminger

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=20071126195557.595722308@linux-foundation.org \
    --to=shemminger@linux-foundation.org \
    --cc=jgarzik@pobox.com \
    --cc=netdev@vger.kernel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.