Return-path: Received: from mail-pv0-f174.google.com ([74.125.83.174]:52459 "EHLO mail-pv0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752875Ab1F0RtB (ORCPT ); Mon, 27 Jun 2011 13:49:01 -0400 Received: by pvg12 with SMTP id 12so2994431pvg.19 for ; Mon, 27 Jun 2011 10:49:00 -0700 (PDT) From: Jon Mason To: Stanislaw Gruszka Cc: linux-wireless@vger.kernel.org Subject: [PATCH 17/19] iwlegacy: remove unnecessary read of PCI_CAP_ID_EXP Date: Mon, 27 Jun 2011 12:48:54 -0500 Message-Id: <1309196934-16314-1-git-send-email-jdmason@kudzu.us> (sfid-20110627_194932_258440_1935426E) Sender: linux-wireless-owner@vger.kernel.org List-ID: The PCIE capability offset is saved during PCI bus walking. It will remove an unnecessary search in the PCI configuration space if this value is referenced instead of reacquiring it. Signed-off-by: Jon Mason --- drivers/net/wireless/iwlegacy/iwl-core.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/wireless/iwlegacy/iwl-core.h b/drivers/net/wireless/iwlegacy/iwl-core.h index a2de7e9..84da793 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.h +++ b/drivers/net/wireless/iwlegacy/iwl-core.h @@ -484,7 +484,7 @@ static inline u16 iwl_legacy_pcie_link_ctl(struct iwl_priv *priv) { int pos; u16 pci_lnk_ctl; - pos = pci_find_capability(priv->pci_dev, PCI_CAP_ID_EXP); + pos = pci_pcie_cap(priv->pci_dev); pci_read_config_word(priv->pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl); return pci_lnk_ctl; } -- 1.7.5.4