linux-kernel - [PATCH 4/13 v7] PCI: remove unnecessary condition check in pci_restore

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Date:	Sat, 22 Nov 2008 02:40:00 +0800
From:	Yu Zhao <yu.zhao@...el.com>
To:	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Cc:	"achiang@...com" <achiang@...com>,
	"bjorn.helgaas@...com" <bjorn.helgaas@...com>,
	"grundler@...isc-linux.org" <grundler@...isc-linux.org>,
	"greg@...ah.com" <greg@...ah.com>, "mingo@...e.hu" <mingo@...e.hu>,
	"jbarnes@...tuousgeek.org" <jbarnes@...tuousgeek.org>,
	"matthew@....cx" <matthew@....cx>,
	"randy.dunlap@...cle.com" <randy.dunlap@...cle.com>,
	"rdreier@...co.com" <rdreier@...co.com>,
	"horms@...ge.net.au" <horms@...ge.net.au>,
	"yinghai@...nel.org" <yinghai@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"virtualization@...ts.linux-foundation.org" 
	<virtualization@...ts.linux-foundation.org>
Subject: [PATCH 4/13 v7] PCI: remove unnecessary condition check in
	pci_restore_bars()

Remove the unnecessary number of resources condition checks because
the pci_update_resource() will check availability of the resources.

Signed-off-by: Yu Zhao <yu.zhao@...el.com>

---
 drivers/pci/pci.c |   19 ++-----------------
 1 files changed, 2 insertions(+), 17 deletions(-)

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index c408be8..9d3f793 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -360,24 +360,9 @@ pci_find_parent_resource(const struct pci_dev *dev, struct resource *res)
 static void
 pci_restore_bars(struct pci_dev *dev)
 {
-	int i, numres;
-
-	switch (dev->hdr_type) {
-	case PCI_HEADER_TYPE_NORMAL:
-		numres = 6;
-		break;
-	case PCI_HEADER_TYPE_BRIDGE:
-		numres = 2;
-		break;
-	case PCI_HEADER_TYPE_CARDBUS:
-		numres = 1;
-		break;
-	default:
-		/* Should never get here, but just in case... */
-		return;
-	}
+	int i;
 
-	for (i = 0; i < numres; i++)
+	for (i = 0; i < PCI_BRIDGE_RESOURCES; i++)
 		pci_update_resource(dev, i);
 }
 
-- 
1.5.6.4

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