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drm/radeon: rework UVD writeback & [rw]ptr handling

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The hardware just doesn't support this correctly.
Disable it before we accidentally write anywhere we shouldn't.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2013-08-13 11:56:51 +02:00
committed by Alex Deucher
parent 76a0df859d
commit 02c9f7fa4e
10 changed files with 38 additions and 31 deletions
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12
drivers/gpu/drm/radeon/radeon_asic.c
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@@ -1157,9 +1157,9 @@ static struct radeon_asic_ring rv770_uvd_ring = {
.ring_test = &r600_uvd_ring_test,
.ib_test = &r600_uvd_ib_test,
.is_lockup = &radeon_ring_test_lockup,
.get_rptr = &radeon_ring_generic_get_rptr,
.get_wptr = &radeon_ring_generic_get_wptr,
.set_wptr = &radeon_ring_generic_set_wptr,
.get_rptr = &r600_uvd_get_rptr,
.get_wptr = &r600_uvd_get_wptr,
.set_wptr = &r600_uvd_set_wptr,
};
static struct radeon_asic rv770_asic = {
@@ -1593,9 +1593,9 @@ static struct radeon_asic_ring cayman_uvd_ring = {
.ring_test = &r600_uvd_ring_test,
.ib_test = &r600_uvd_ib_test,
.is_lockup = &radeon_ring_test_lockup,
.get_rptr = &radeon_ring_generic_get_rptr,
.get_wptr = &radeon_ring_generic_get_wptr,
.set_wptr = &radeon_ring_generic_set_wptr,
.get_rptr = &r600_uvd_get_rptr,
.get_wptr = &r600_uvd_get_wptr,
.set_wptr = &r600_uvd_set_wptr,
};
static struct radeon_asic cayman_asic = {