From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Hutchings Subject: [PATCH 05/12] sfc: Limit some hardware workarounds to Falcon Date: Sat, 28 Nov 2009 15:35:09 +0000 Message-ID: <1259422509.3709.6.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, linux-net-drivers@solarflare.com To: David Miller Return-path: Received: from mail.solarflare.com ([216.237.3.220]:59117 "EHLO exchange.solarflare.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751560AbZK1PfG (ORCPT ); Sat, 28 Nov 2009 10:35:06 -0500 Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Ben Hutchings --- drivers/net/sfc/ethtool.c | 2 +- drivers/net/sfc/workarounds.h | 5 +++-- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c index bb9abf2..6515b8a 100644 --- a/drivers/net/sfc/ethtool.c +++ b/drivers/net/sfc/ethtool.c @@ -683,7 +683,7 @@ static int efx_ethtool_set_pauseparam(struct net_device *net_dev, * and fix it be cycling transmit flow control on this end. */ reset = (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX); if (EFX_WORKAROUND_11482(efx) && reset) { - if (falcon_rev(efx) >= FALCON_REV_B0) { + if (falcon_rev(efx) == FALCON_REV_B0) { /* Recover by resetting the EM block */ if (efx->link_state.up) falcon_drain_tx_fifo(efx); diff --git a/drivers/net/sfc/workarounds.h b/drivers/net/sfc/workarounds.h index 3250299..84e579e 100644 --- a/drivers/net/sfc/workarounds.h +++ b/drivers/net/sfc/workarounds.h @@ -17,6 +17,7 @@ #define EFX_WORKAROUND_ALWAYS(efx) 1 #define EFX_WORKAROUND_FALCON_A(efx) (falcon_rev(efx) <= FALCON_REV_A1) +#define EFX_WORKAROUND_FALCON_AB(efx) (falcon_rev(efx) <= FALCON_REV_B0) #define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx) #define EFX_WORKAROUND_SFT9001(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A || \ (efx)->phy_type == PHY_TYPE_SFT9001B) @@ -33,11 +34,11 @@ * or a PCIe error (bug 11028) */ #define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS /* Transmit flow control may get disabled */ -#define EFX_WORKAROUND_11482 EFX_WORKAROUND_ALWAYS +#define EFX_WORKAROUND_11482 EFX_WORKAROUND_FALCON_AB /* Flush events can take a very long time to appear */ #define EFX_WORKAROUND_11557 EFX_WORKAROUND_ALWAYS /* Truncated IPv4 packets can confuse the TX packet parser */ -#define EFX_WORKAROUND_15592 EFX_WORKAROUND_ALWAYS +#define EFX_WORKAROUND_15592 EFX_WORKAROUND_FALCON_AB /* Spurious parity errors in TSORT buffers */ #define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A -- 1.6.5.3 -- Ben Hutchings, Senior Software Engineer, Solarflare Communications Not speaking for my employer; that's the marketing department's job. They asked us to note that Solarflare product names are trademarked.