Am 18.09.2014 um 19:26 schrieb Alex Deucher:
Otherwise we may lose the DMA golden settings which can
lead to hangs, etc.
Don't we still want the soft reset at some point, e.g. when the engine
hangs?
I would rather move that to another function and call it before loading
the golden values.
Christian.
bug:
https://www.libreoffice.org/bugzilla/show_bug.cgi?id=83500
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
---
drivers/gpu/drm/radeon/ni_dma.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/drivers/gpu/drm/radeon/ni_dma.c b/drivers/gpu/drm/radeon/ni_dma.c
index 8a3e622..f26f0a9 100644
--- a/drivers/gpu/drm/radeon/ni_dma.c
+++ b/drivers/gpu/drm/radeon/ni_dma.c
@@ -191,12 +191,6 @@ int cayman_dma_resume(struct radeon_device *rdev)
u32 reg_offset, wb_offset;
int i, r;
- /* Reset dma */
- WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA | SOFT_RESET_DMA1);
- RREG32(SRBM_SOFT_RESET);
- udelay(50);
- WREG32(SRBM_SOFT_RESET, 0);
-
for (i = 0; i < 2; i++) {
if (i == 0) {
ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
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