Unify tlb flushing for gmc v8.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 27 +++------------------------
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 19 +++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 17 ++---------------
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 15 +--------------
drivers/gpu/drm/amd/amdgpu/vi.h | 2 ++
5 files changed, 27 insertions(+), 53 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index ebec33f87fb1..964bf715405c 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -6333,28 +6333,7 @@ static void gfx_v8_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
{
int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
- amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
- amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) |
- WRITE_DATA_DST_SEL(0)) |
- WR_CONFIRM);
- if (vmid < 8) {
- amdgpu_ring_write(ring,
- (mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + vmid));
- } else {
- amdgpu_ring_write(ring,
- (mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + vmid - 8));
- }
- amdgpu_ring_write(ring, 0);
- amdgpu_ring_write(ring, pd_addr >> 12);
-
- /* bits 0-15 are the VM contexts0-15 */
- /* invalidate the cache */
- amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
- amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
- WRITE_DATA_DST_SEL(0)));
- amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST);
- amdgpu_ring_write(ring, 0);
- amdgpu_ring_write(ring, 1 << vmid);
+ amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
/* wait for the invalidate to complete */
amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
@@ -6886,7 +6865,7 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = {
.emit_frame_size = /* maximum 215dw if count 16 IBs in */
5 + /* COND_EXEC */
7 + /* PIPELINE_SYNC */
- 19 + /* VM_FLUSH */
+ VI_FLUSH_GPU_TLB_NUM_WREG * 5 + 9 + /* VM_FLUSH */
8 + /* FENCE for VM_FLUSH */
20 + /* GDS switch */
4 + /* double SWITCH_BUFFER,
@@ -6933,7 +6912,7 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = {
7 + /* gfx_v8_0_ring_emit_hdp_flush */
5 + /* gfx_v8_0_ring_emit_hdp_invalidate */
7 + /* gfx_v8_0_ring_emit_pipeline_sync */
- 17 + /* gfx_v8_0_ring_emit_vm_flush */
+ VI_FLUSH_GPU_TLB_NUM_WREG * 5 + 7 + /* gfx_v8_0_ring_emit_vm_flush */
7 + 7 + 7, /* gfx_v8_0_ring_emit_fence_compute x3 for user fence, vm fence */
.emit_ib_size = 4, /* gfx_v8_0_ring_emit_ib_compute */
.emit_ib = gfx_v8_0_ring_emit_ib_compute,
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index c6146573c843..da02c61dda38 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -610,6 +610,24 @@ static void gmc_v8_0_flush_gpu_tlb(struct amdgpu_device *adev,
WREG32(mmVM_INVALIDATE_REQUEST, 1 << vmid);
}
+static uint64_t gmc_v8_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
+ unsigned vmid, unsigned pasid,
+ uint64_t pd_addr)
+{
+ uint32_t reg;
+
+ if (vmid < 8)
+ reg = mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + vmid;
+ else
+ reg = mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + vmid - 8;
+ amdgpu_ring_emit_wreg(ring, reg, pd_addr >> 12);
+
+ /* bits 0-15 are the VM contexts0-15 */
+ amdgpu_ring_emit_wreg(ring, mmVM_INVALIDATE_REQUEST, 1 << vmid);
+
+ return pd_addr;
+}
+
/**
* gmc_v8_0_set_pte_pde - update the page tables using MMIO
*
@@ -1637,6 +1655,7 @@ static const struct amd_ip_funcs gmc_v8_0_ip_funcs = {
static const struct amdgpu_gmc_funcs gmc_v8_0_gmc_funcs = {
.flush_gpu_tlb = gmc_v8_0_flush_gpu_tlb,
+ .emit_flush_gpu_tlb = gmc_v8_0_emit_flush_gpu_tlb,
.set_pte_pde = gmc_v8_0_set_pte_pde,
.set_prt = gmc_v8_0_set_prt,
.get_vm_pte_flags = gmc_v8_0_get_vm_pte_flags,
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index 0fb4b4409ef1..0aa336371816 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -862,20 +862,7 @@ static void sdma_v2_4_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, unsigned pasid,
uint64_t pd_addr)
{
- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) |
- SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf));
- if (vmid < 8) {
- amdgpu_ring_write(ring, (mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + vmid));
- } else {
- amdgpu_ring_write(ring, (mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + vmid - 8));
- }
- amdgpu_ring_write(ring, pd_addr >> 12);
-
- /* flush TLB */
- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) |
- SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf));
- amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST);
- amdgpu_ring_write(ring, 1 << vmid);
+ 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) |
@@ -1215,7 +1202,7 @@ static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = {
6 + /* sdma_v2_4_ring_emit_hdp_flush */
3 + /* sdma_v2_4_ring_emit_hdp_invalidate */
6 + /* sdma_v2_4_ring_emit_pipeline_sync */
- 12 + /* sdma_v2_4_ring_emit_vm_flush */
+ VI_FLUSH_GPU_TLB_NUM_WREG * 3 + 6 + /* sdma_v2_4_ring_emit_vm_flush */
10 + 10 + 10, /* sdma_v2_4_ring_emit_fence x3 for user fence, vm fence */
.emit_ib_size = 7 + 6, /* sdma_v2_4_ring_emit_ib */
.emit_ib = sdma_v2_4_ring_emit_ib,
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 935c3a8b6629..e417546e2048 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -1128,20 +1128,7 @@ static void sdma_v3_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vmid, unsigned pasid,
uint64_t pd_addr)
{
- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) |
- SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf));
- if (vmid < 8) {
- amdgpu_ring_write(ring, (mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR + vmid));
- } else {
- amdgpu_ring_write(ring, (mmVM_CONTEXT8_PAGE_TABLE_BASE_ADDR + vmid - 8));
- }
- amdgpu_ring_write(ring, pd_addr >> 12);
-
- /* flush TLB */
- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) |
- SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf));
- amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST);
- amdgpu_ring_write(ring, 1 << vmid);
+ 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) |
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.h b/drivers/gpu/drm/amd/amdgpu/vi.h
index 575d7aed5d32..6cc2bee4abf7 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.h
+++ b/drivers/gpu/drm/amd/amdgpu/vi.h
@@ -24,6 +24,8 @@
#ifndef __VI_H__
#define __VI_H__
+#define VI_FLUSH_GPU_TLB_NUM_WREG 2
+
void vi_srbm_select(struct amdgpu_device *adev,
u32 me, u32 pipe, u32 queue, u32 vmid);
int vi_set_ip_blocks(struct amdgpu_device *adev);
--
2.14.1
