patch-2_6_7-vs1_9_1_12

[linux-2.6.git] / drivers / char / agp / sworks-agp.c

diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c
index e08c241..d3f3e80 100644 (file)
--- 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)