[PATCH 7/7] drm/amdgpu: move waiting for VM flush into gmc_v9_0_emit_flush_gpu_tlb
Christian König
ckoenig.leichtzumerken at gmail.com
Tue Jan 30 12:09:26 UTC 2018
Keep that at a common place instead of spread over all engines.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 19 +++++++++----------
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 4 ++++
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 18 +++---------------
drivers/gpu/drm/amd/amdgpu/soc15.h | 3 ++-
drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c | 20 ++++++--------------
drivers/gpu/drm/amd/amdgpu/vce_v4_0.c | 9 +++------
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 20 ++++++--------------
7 files changed, 33 insertions(+), 60 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 801d4a1dd7db..f7363f821cff 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3679,15 +3679,8 @@ static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, unsigned pasid,
uint64_t pd_addr)
{
- struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
-
amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
- /* wait for the invalidate to complete */
- gfx_v9_0_wait_reg_mem(ring, 0, 0, 0, hub->vm_inv_eng0_ack + eng,
- 0, 1 << vmid, 1 << vmid, 0x20);
-
/* compute doesn't have PFP */
if (ring->funcs->type == AMDGPU_RING_TYPE_GFX) {
/* sync PFP to ME, otherwise we might get invalid PFP reads */
@@ -4295,7 +4288,9 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
.emit_frame_size = /* totally 242 maximum if 16 IBs */
5 + /* COND_EXEC */
7 + /* PIPELINE_SYNC */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + 9 + /* VM_FLUSH */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
+ 2 + /* VM_FLUSH */
8 + /* FENCE for VM_FLUSH */
20 + /* GDS switch */
4 + /* double SWITCH_BUFFER,
@@ -4344,7 +4339,9 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
7 + /* gfx_v9_0_ring_emit_hdp_flush */
5 + /* hdp invalidate */
7 + /* gfx_v9_0_ring_emit_pipeline_sync */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + 9 + /* gfx_v9_0_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
+ 2 + /* gfx_v9_0_ring_emit_vm_flush */
8 + 8 + 8, /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */
.emit_ib_size = 4, /* gfx_v9_0_ring_emit_ib_compute */
.emit_ib = gfx_v9_0_ring_emit_ib_compute,
@@ -4376,7 +4373,9 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
7 + /* gfx_v9_0_ring_emit_hdp_flush */
5 + /* hdp invalidate */
7 + /* gfx_v9_0_ring_emit_pipeline_sync */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + 9 + /* gfx_v9_0_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
+ 2 + /* gfx_v9_0_ring_emit_vm_flush */
8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */
.emit_ib_size = 4, /* gfx_v9_0_ring_emit_ib_compute */
.emit_ib = gfx_v9_0_ring_emit_ib_compute,
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 2b251df94684..2c60981d2eec 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -395,6 +395,10 @@ static uint64_t gmc_v9_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
amdgpu_ring_emit_wreg(ring, hub->vm_inv_eng0_req + eng, req);
+ /* wait for the invalidate to complete */
+ amdgpu_ring_emit_reg_wait(ring, hub->vm_inv_eng0_ack + eng,
+ 1 << vmid, 1 << vmid);
+
return pd_addr;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index e1ae39f86adf..ce599fd24412 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -1126,21 +1126,7 @@ static void sdma_v4_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, unsigned pasid,
uint64_t pd_addr)
{
- struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
-
amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
-
- /* wait for flush */
- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) |
- SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(0) |
- SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* equal */
- amdgpu_ring_write(ring, (hub->vm_inv_eng0_ack + eng) << 2);
- amdgpu_ring_write(ring, 0);
- amdgpu_ring_write(ring, 1 << vmid); /* reference */
- amdgpu_ring_write(ring, 1 << vmid); /* mask */
- amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) |
- SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10));
}
static void sdma_v4_0_ring_emit_wreg(struct amdgpu_ring *ring,
@@ -1589,7 +1575,9 @@ static const struct amdgpu_ring_funcs sdma_v4_0_ring_funcs = {
6 + /* sdma_v4_0_ring_emit_hdp_flush */
3 + /* hdp invalidate */
6 + /* sdma_v4_0_ring_emit_pipeline_sync */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 6 + /* sdma_v4_0_ring_emit_vm_flush */
+ /* sdma_v4_0_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 6 +
10 + 10 + 10, /* sdma_v4_0_ring_emit_fence x3 for user fence, vm fence */
.emit_ib_size = 7 + 6, /* sdma_v4_0_ring_emit_ib */
.emit_ib = sdma_v4_0_ring_emit_ib,
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.h b/drivers/gpu/drm/amd/amdgpu/soc15.h
index 0f63ed674d0b..f70da8a29f86 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.h
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.h
@@ -27,7 +27,8 @@
#include "nbio_v6_1.h"
#include "nbio_v7_0.h"
-#define SOC15_FLUSH_GPU_TLB_NUM_WREG 4
+#define SOC15_FLUSH_GPU_TLB_NUM_WREG 4
+#define SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT 1
extern const struct amd_ip_funcs soc15_common_ip_funcs;
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
index fcec0bea101d..bf16440e7258 100644
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
@@ -1265,7 +1265,6 @@ static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
uint32_t data0, data1, mask;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
@@ -1275,12 +1274,6 @@ static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
data1 = lower_32_bits(pd_addr);
mask = 0xffffffff;
uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask);
-
- /* wait for flush */
- data0 = hub->vm_inv_eng0_ack + eng;
- data1 = 1 << vmid;
- mask = 1 << vmid;
- uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask);
}
static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
@@ -1313,17 +1306,12 @@ static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
/* wait for reg writes */
uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2,
lower_32_bits(pd_addr), 0xffffffff);
-
- /* wait for flush */
- uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->vm_inv_eng0_ack + eng,
- 1 << vmid, 1 << vmid);
}
static void uvd_v7_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
@@ -1669,7 +1657,9 @@ static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = {
.set_wptr = uvd_v7_0_ring_set_wptr,
.emit_frame_size =
6 + 6 + /* hdp flush / invalidate */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 16 + /* uvd_v7_0_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
+ 8 + /* uvd_v7_0_ring_emit_vm_flush */
14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */
.emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */
.emit_ib = uvd_v7_0_ring_emit_ib,
@@ -1696,7 +1686,9 @@ static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = {
.set_wptr = uvd_v7_0_enc_ring_set_wptr,
.emit_frame_size =
3 + 3 + /* hdp flush / invalidate */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 8 + /* uvd_v7_0_enc_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
+ 4 + /* uvd_v7_0_enc_ring_emit_vm_flush */
5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */
1, /* uvd_v7_0_enc_ring_insert_end */
.emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
index 2a4f73ddea97..22c2067bd849 100755
--- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
@@ -979,17 +979,12 @@ static void vce_v4_0_emit_vm_flush(struct amdgpu_ring *ring,
uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
/* wait for reg writes */
vce_v4_0_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2,
lower_32_bits(pd_addr), 0xffffffff);
-
- /* wait for flush */
- vce_v4_0_emit_reg_wait(ring, hub->vm_inv_eng0_ack + eng,
- 1 << vmid, 1 << vmid);
}
static void vce_v4_0_emit_wreg(struct amdgpu_ring *ring,
@@ -1069,7 +1064,9 @@ static const struct amdgpu_ring_funcs vce_v4_0_ring_vm_funcs = {
.set_wptr = vce_v4_0_ring_set_wptr,
.parse_cs = amdgpu_vce_ring_parse_cs_vm,
.emit_frame_size =
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 8 + /* vce_v4_0_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
+ 4 + /* vce_v4_0_emit_vm_flush */
5 + 5 + /* amdgpu_vce_ring_emit_fence x2 vm fence */
1, /* vce_v4_0_ring_insert_end */
.emit_ib_size = 5, /* vce_v4_0_ring_emit_ib */
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 294a1bfb59df..d9f597c36b63 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -863,7 +863,6 @@ static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
uint32_t data0, data1, mask;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
@@ -873,12 +872,6 @@ static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
data1 = lower_32_bits(pd_addr);
mask = 0xffffffff;
vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
-
- /* wait for flush */
- data0 = hub->vm_inv_eng0_ack + eng;
- data1 = 1 << vmid;
- mask = 1 << vmid;
- vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
}
static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
@@ -1008,17 +1001,12 @@ static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
- unsigned eng = ring->vm_inv_eng;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
/* wait for reg writes */
vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2,
lower_32_bits(pd_addr), 0xffffffff);
-
- /* wait for flush */
- vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->vm_inv_eng0_ack + eng,
- 1 << vmid, 1 << vmid);
}
static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
@@ -1104,7 +1092,9 @@ static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
.set_wptr = vcn_v1_0_dec_ring_set_wptr,
.emit_frame_size =
6 + 6 + /* hdp invalidate / flush */
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 16 + /* vcn_v1_0_dec_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
+ 8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
6,
.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
@@ -1133,7 +1123,9 @@ static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
.get_wptr = vcn_v1_0_enc_ring_get_wptr,
.set_wptr = vcn_v1_0_enc_ring_set_wptr,
.emit_frame_size =
- SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 8 + /* vcn_v1_0_enc_ring_emit_vm_flush */
+ SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
+ SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
+ 4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
1, /* vcn_v1_0_enc_ring_insert_end */
.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
--
2.14.1
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