[PATCH 7/8] fbdev/amifb: Enable Copper DMA after setting up the Copper

Geert Uytterhoeven
2011-11-21T20:54:08Z

Else the Copper may start executing random instructions

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
drivers/video/amifb.c | 12 +++++-------
1 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c
index 13e7a17..2bfaf1b 100644
--- a/drivers/video/amifb.c
+++ b/drivers/video/amifb.c
@@ -3733,17 +3733,15 @@ default_chipset:
memset(dummysprite, 0, DUMMYSPRITEMEMSIZE);

/*
- * Enable Display DMA
+ * Make sure the Copper has something to do
*/
-
- custom.dmacon = DMAF_SETCLR | DMAF_MASTER | DMAF_RASTER | DMAF_COPPER |
- DMAF_BLITTER | DMAF_SPRITE;
+ ami_init_copper();

/*
- * Make sure the Copper has something to do
+ * Enable Display DMA
*/
-
- ami_init_copper();
+ custom.dmacon = DMAF_SETCLR | DMAF_MASTER | DMAF_RASTER | DMAF_COPPER |
+ DMAF_BLITTER | DMAF_SPRITE;

if (request_irq(IRQ_AMIGA_COPPER, amifb_interrupt, 0,
"fb vertb handler", &currentpar)) {
--
1.7.0.4