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drm/amdgpu:insert TMZ_BEGIN

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FRAME_CONTROL(begin) is needed for vega10 due to ucode logic change,
it can fix some CTS random fail under gfx preemption enabled mode.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2017-06-09 15:04:49 +08:00 • committed by Alex Deucher
parent 55981bd2e8
commit 2ea6ab2741
1 changed files with 8 additions and 6 deletions
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14
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -3764,6 +3764,12 @@ static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring)
amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2);
}
static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
}
static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
{
uint32_t dw2 = 0;
@ -3771,6 +3777,8 @@ static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
if (amdgpu_sriov_vf(ring->adev))
gfx_v9_0_ring_emit_ce_meta(ring);
gfx_v9_0_ring_emit_tmz(ring, true);
dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
if (flags & AMDGPU_HAVE_CTX_SWITCH) {
/* set load_global_config & load_global_uconfig */
@ -3821,12 +3829,6 @@ static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigne
ring->ring[offset] = (ring->ring_size>>2) - offset + cur;
}
static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
}
static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
{
struct amdgpu_device *adev = ring->adev;