Small fix for via agpgart in 2.2.19pre13

From: braun@itwm.fhg.de
Date: Sun Feb 25 2001 - 07:57:44 EST


Hello all,

the following fix from linux-2.4.2 is not yet in 2.2.19pre.
The agpgart module can not be properly unloaded and
reloaded without it.
(see http://uwsg.indiana.edu/hypermail/linux/kernel/0101.2/1273.html
for details)

Martin Braun

--- linux-2.2.19-pre13/drivers/char/agp/agpgart_be.c Sat Feb 24 13:29:30 2001
+++ linux/drivers/char/agp/agpgart_be.c Sun Feb 25 13:32:16 2001
@@ -1304,9 +1304,11 @@
         aper_size_info_8 *previous_size;
 
         previous_size = A_SIZE_8(agp_bridge.previous_size);
- pci_write_config_dword(agp_bridge.dev, VIA_ATTBASE, 0);
         pci_write_config_byte(agp_bridge.dev, VIA_APSIZE,
                               previous_size->size_value);
+ /* Do not disable by writing 0 to VIA_ATTBASE, it screws things up
+ * during reinitialization.
+ */
 }
 
 static void via_tlbflush(agp_memory * mem)

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Wed Feb 28 2001 - 21:00:09 EST