X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Fchar%2Fagp%2Fali-agp.c;h=1ffb381130c3188c4e89e501e454aeee58c70b40;hb=99d32bd5c7b1caa05d1fe3c89b08aabd459bc12a;hp=4941ddb78939abf7db58ed11c17741feb8ddc8ce;hpb=c6799ade4ae04b53a5f677e5289116155ff01574;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c
index 4941ddb7893..1ffb381130c 100644
--- a/drivers/char/agp/ali-agp.c
+++ b/drivers/char/agp/ali-agp.c
@@ -145,7 +145,6 @@ static void *m1541_alloc_page(struct agp_bridge_data *bridge)
 	void *addr = agp_generic_alloc_page(agp_bridge);
 	u32 temp;
 
-	global_flush_tlb();
 	if (!addr)
 		return NULL;
 
@@ -156,29 +155,33 @@ static void *m1541_alloc_page(struct agp_bridge_data *bridge)
 	return addr;
 }
 
-static void ali_destroy_page(void * addr)
+static void ali_destroy_page(void * addr, int flags)
 {
 	if (addr) {
-		global_cache_flush();	/* is this really needed?  --hch */
-		agp_generic_destroy_page(addr);
-		global_flush_tlb();
+		if (flags & AGP_PAGE_DESTROY_UNMAP) {
+			global_cache_flush();	/* is this really needed?  --hch */
+			agp_generic_destroy_page(addr, flags);
+		} else
+			agp_generic_destroy_page(addr, flags);
 	}
 }
 
-static void m1541_destroy_page(void * addr)
+static void m1541_destroy_page(void * addr, int flags)
 {
 	u32 temp;
 
 	if (addr == NULL)
 		return;
 
-	global_cache_flush();
+	if (flags & AGP_PAGE_DESTROY_UNMAP) {
+		global_cache_flush();
 
-	pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
-	pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
-			(((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
-			  virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN));
-	agp_generic_destroy_page(addr);
+		pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
+		pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
+				       (((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
+					 virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN));
+	}
+	agp_generic_destroy_page(addr, flags);
 }