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From: Jiang Liu <liuj97@gmail.com>
To: Bjorn Helgaas <bhelgaas@google.com>, Don Dutile <ddutile@redhat.com>
Cc: Jiang Liu <jiang.liu@huawei.com>, Yinghai Lu <yinghai@kernel.org>,
	Taku Izumi <izumi.taku@jp.fujitsu.com>,
	"Rafael J . Wysocki" <rjw@sisk.pl>,
	Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>,
	Yijing Wang <wangyijing@huawei.com>,
	linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
	Jiang Liu <liuj97@gmail.com>
Subject: [RFC PATCH v2 32/32] PCI/rtl8192e: use PCIe capabilities access functions to simplify implementation
Date: Wed, 25 Jul 2012 00:41:17 +0800	[thread overview]
Message-ID: <1343148077-25941-9-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1343148077-25941-1-git-send-email-jiang.liu@huawei.com>

From: Jiang Liu <jiang.liu@huawei.com>

Use PCIe capabilities access functions to simplify rtl8192e driver's
implementation.

Signed-off-by: Jiang Liu <liuj97@gmail.com>
---
 drivers/staging/rtl8192e/rtl8192e/rtl_pci.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c b/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
index ddadcc3..820cc68 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_pci.c
@@ -31,12 +31,10 @@ static void rtl8192_parse_pci_configuration(struct pci_dev *pdev,
 	struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
 
 	u8 tmp;
-	int pos;
-	u8 LinkCtrlReg;
+	u16 LinkCtrlReg;
 
-	pos = pci_find_capability(priv->pdev, PCI_CAP_ID_EXP);
-	pci_read_config_byte(priv->pdev, pos + PCI_EXP_LNKCTL, &LinkCtrlReg);
-	priv->NdisAdapter.LinkCtrlReg = LinkCtrlReg;
+	pci_pcie_capability_read_word(priv->pdev, PCI_EXP_LNKCTL, &LinkCtrlReg);
+	priv->NdisAdapter.LinkCtrlReg = (u8)LinkCtrlReg;
 
 	RT_TRACE(COMP_INIT, "Link Control Register =%x\n",
 		 priv->NdisAdapter.LinkCtrlReg);
-- 
1.7.9.5


      parent reply	other threads:[~2012-07-24 16:41 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-24 16:41 [RFC PATCH v2 24/32] PCI/ath9k: use PCIe capabilities access functions to simplify implementation Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 25/32] PCI/iwl: " Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 26/32] PCI/mthca: " Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 27/32] PCI/qib: " Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 28/32] PCI/qla: " Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 29/32] PCI/radeon: " Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 30/32] PCI/tsi721: " Jiang Liu
2012-07-24 16:41 ` [RFC PATCH v2 31/32] PCI/et131x: " Jiang Liu
2012-07-24 16:41 ` Jiang Liu [this message]

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