X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fagp%2Fsworks-agp.c;h=d3f3e80ff317dd3e8e1e9aac62f98c0f123e23c9;hb=9213980e6a70d8473e0ffd4b39ab5b6caaba9ff5;hp=e08c241cd0c028a0bb4be9f6d02ada0f010a26aa;hpb=c449269f45c2cdf53af08c8d0af37472f66539d9;p=linux-2.6.git

diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c
index e08c241cd..d3f3e80ff 100644
--- a/drivers/char/agp/sworks-agp.c
+++ b/drivers/char/agp/sworks-agp.c
@@ -248,26 +248,13 @@ static int serverworks_fetch_size(void)
  */
 static void serverworks_tlbflush(struct agp_memory *temp)
 {
-	unsigned long end;
-
-	OUTREG8(serverworks_private.registers, SVWRKS_POSTFLUSH, 0x01);
-	end = jiffies + 3*HZ;
-	while(INREG8(serverworks_private.registers, 
-		     SVWRKS_POSTFLUSH) == 0x01) {
-		if((signed)(end - jiffies) <= 0) {
-			printk(KERN_ERR PFX "Posted write buffer flush took more"
-			       "then 3 seconds\n");
-		}
-	}
-	OUTREG32(serverworks_private.registers, SVWRKS_DIRFLUSH, 0x00000001);
-	end = jiffies + 3*HZ;
-	while(INREG32(serverworks_private.registers, 
-		     SVWRKS_DIRFLUSH) == 0x00000001) {
-		if((signed)(end - jiffies) <= 0) {
-			printk(KERN_ERR PFX "TLB flush took more"
-			       "then 3 seconds\n");
-		}
-	}
+	OUTREG8(serverworks_private.registers, SVWRKS_POSTFLUSH, 1);
+	while(INREG8(serverworks_private.registers, SVWRKS_POSTFLUSH) == 1)
+		cpu_relax();
+
+	OUTREG32(serverworks_private.registers, SVWRKS_DIRFLUSH, 1);
+	while(INREG32(serverworks_private.registers, SVWRKS_DIRFLUSH) == 1)
+		cpu_relax();
 }
 
 static int serverworks_configure(void)