[PATCH 9/9] linux: Remove pre-2.6 PCI interface support

Adam Jackson ajax at redhat.com
Tue Sep 21 16:28:39 PDT 2010


If you haven't ported 2.6 to your architecture in the intervening seven
years, you can keep running older servers.

Signed-off-by: Adam Jackson <ajax at redhat.com>
---
 hw/xfree86/os-support/bus/linuxPci.c |   32 ++------------------------------
 1 files changed, 2 insertions(+), 30 deletions(-)

diff --git a/hw/xfree86/os-support/bus/linuxPci.c b/hw/xfree86/os-support/bus/linuxPci.c
index 003f104..084aa12 100644
--- a/hw/xfree86/os-support/bus/linuxPci.c
+++ b/hw/xfree86/os-support/bus/linuxPci.c
@@ -67,47 +67,19 @@ linuxPciOpenFile(struct pci_device *dev, Bool write)
     static struct pci_device *last_dev = NULL;
     static int	fd = -1,is_write = 0;
     char		file[64];
-    struct stat	ignored;
-    static int is26 = -1;
 
     if (dev == NULL) {
 	return -1;
     }
 
-    if (is26 == -1) {
-	is26 = (stat("/sys/bus/pci", &ignored) < 0) ? 0 : 1;
-    }
-	
     if (fd == -1 || (write && (!is_write)) || (last_dev != dev)) {
 	if (fd != -1) {
 	    close(fd);
 	    fd = -1;
 	}
 
-	if (is26) {
-	    sprintf(file,"/sys/bus/pci/devices/%04u:%02x:%02x.%01x/config",
-		    dev->domain, dev->bus, dev->dev, dev->func);
-	} else {
-	    if (dev->domain == 0) {
-		sprintf(file,"/proc/bus/pci/%02x", dev->bus);
-		if (stat(file, &ignored) < 0) {
-		    sprintf(file, "/proc/bus/pci/0000:%02x/%02x.%1x",
-			    dev->bus, dev->dev, dev->func);
-		} else {
-		    sprintf(file, "/proc/bus/pci/%02x/%02x.%1x",
-			    dev->bus, dev->dev, dev->func);
-		}
-	    } else {
-		sprintf(file,"/proc/bus/pci/%02x%02x", dev->domain, dev->bus);
-		if (stat(file, &ignored) < 0) {
-		    sprintf(file, "/proc/bus/pci/%04x:%04x/%02x.%1x",
-			    dev->domain, dev->bus, dev->dev, dev->func);
-		} else {
-		    sprintf(file, "/proc/bus/pci/%02x%02x/%02x.%1x",
-			    dev->domain, dev->bus, dev->dev, dev->func);
-		}
-	    }
-	}
+	sprintf(file,"/sys/bus/pci/devices/%04u:%02x:%02x.%01x/config",
+		dev->domain, dev->bus, dev->dev, dev->func);
 
 	if (write) {
 	    fd = open(file,O_RDWR);
-- 
1.7.2.2



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