Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753144Ab2HAQB2 (ORCPT ); Wed, 1 Aug 2012 12:01:28 -0400 Received: from mail-yw0-f46.google.com ([209.85.213.46]:36668 "EHLO mail-yw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755556Ab2HAQAD (ORCPT ); Wed, 1 Aug 2012 12:00:03 -0400 From: Jiang Liu To: Bjorn Helgaas , Don Dutile , David Airlie , Dave Airlie , Alex Deucher , Jerome Glisse Cc: Jiang Liu , Yinghai Lu , Taku Izumi , "Rafael J . Wysocki" , Kenji Kaneshige , Yijing Wang , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, Jiang Liu Subject: [PATCH v3 29/32] PCI/radeon: use PCIe capabilities access functions to simplify implementation Date: Wed, 1 Aug 2012 23:54:34 +0800 Message-Id: <1343836477-7287-30-git-send-email-jiang.liu@huawei.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1343836477-7287-1-git-send-email-jiang.liu@huawei.com> References: <1343836477-7287-1-git-send-email-jiang.liu@huawei.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1487 Lines: 47 From: Jiang Liu Use PCIe capabilities access functions to simplify radeon driver's implementation. Signed-off-by: Jiang Liu --- drivers/gpu/drm/radeon/evergreen.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 01550d0..8804c80 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -77,13 +77,9 @@ void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw, void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev) { u16 ctl, v; - int cap, err; + int err; - cap = pci_pcie_cap(rdev->pdev); - if (!cap) - return; - - err = pci_read_config_word(rdev->pdev, cap + PCI_EXP_DEVCTL, &ctl); + err = pci_pcie_capability_read_word(rdev->pdev, PCI_EXP_DEVCTL, &ctl); if (err) return; @@ -95,7 +91,7 @@ void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev) if ((v == 0) || (v == 6) || (v == 7)) { ctl &= ~PCI_EXP_DEVCTL_READRQ; ctl |= (2 << 12); - pci_write_config_word(rdev->pdev, cap + PCI_EXP_DEVCTL, ctl); + pci_pcie_capability_write_word(rdev->pdev, PCI_EXP_DEVCTL, ctl); } } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/