[PATCH RFC 064/111] staging: etnaviv: increase iommu page table size to 512KiB

Lucas Stach l.stach at pengutronix.de
Thu Apr 2 08:30:06 PDT 2015


From: Russell King <rmk+kernel at arm.linux.org.uk>

Increase the iommu page table size to 512KiB so we can map a maximum of
512MiB of memory.  GC600 (at least) seems happy with this change.

Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>
---
 drivers/staging/etnaviv/etnaviv_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/etnaviv/etnaviv_iommu.c b/drivers/staging/etnaviv/etnaviv_iommu.c
index 89bc2ffadf86..327ca703bc65 100644
--- a/drivers/staging/etnaviv/etnaviv_iommu.c
+++ b/drivers/staging/etnaviv/etnaviv_iommu.c
@@ -25,7 +25,7 @@
 #include "etnaviv_iommu.h"
 #include "state_hi.xml.h"
 
-#define PT_SIZE		SZ_256K
+#define PT_SIZE		SZ_512K
 #define PT_ENTRIES	(PT_SIZE / sizeof(uint32_t))
 
 #define GPU_MEM_START	0x80000000
-- 
2.1.4



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