From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Fri, 12 Jan 2018 14:30:41 +0100
Subject: drm/amdgpu: wire up emit_wreg for gfx v9
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Git-commit: 254e825b370549ab727426a90e21ab90ff8dbe38
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Needed for vm_flush unification.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -4004,10 +4004,23 @@ static void gfx_v9_0_ring_emit_rreg(stru
}
static void gfx_v9_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
- uint32_t val)
+ uint32_t val)
{
+ uint32_t cmd = 0;
+
+ switch (ring->funcs->type) {
+ case AMDGPU_RING_TYPE_GFX:
+ cmd = WRITE_DATA_ENGINE_SEL(1) | WR_CONFIRM;
+ break;
+ case AMDGPU_RING_TYPE_KIQ:
+ cmd = (1 << 16); /* no inc addr */
+ break;
+ default:
+ cmd = WR_CONFIRM;
+ break;
+ }
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
- amdgpu_ring_write(ring, (1 << 16)); /* no inc addr */
+ amdgpu_ring_write(ring, cmd);
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, val);
@@ -4331,6 +4344,7 @@ static const struct amdgpu_ring_funcs gf
.init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec,
.patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec,
.emit_tmz = gfx_v9_0_ring_emit_tmz,
+ .emit_wreg = gfx_v9_0_ring_emit_wreg,
};
static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
@@ -4362,6 +4376,7 @@ static const struct amdgpu_ring_funcs gf
.insert_nop = amdgpu_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
.set_priority = gfx_v9_0_ring_set_priority_compute,
+ .emit_wreg = gfx_v9_0_ring_emit_wreg,
};
static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {