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From 7b6455c3b0e66a9ea08370f54e2b04198d8101a7 Mon Sep 17 00:00:00 2001
From: Le Ma <le.ma@amd.com>
Date: Wed, 27 Feb 2019 14:32:51 +0800
Subject: [PATCH 2924/2940] drm/amdgpu: add paging queue support for 8 SDMA
instances on Arcturus
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 62 +++++++++++++++++++++-----
1 file changed, 51 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 467fcfbe8085..72183c0382d2 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -730,16 +730,20 @@ static void sdma_v4_0_rlc_stop(struct amdgpu_device *adev)
*/
static void sdma_v4_0_page_stop(struct amdgpu_device *adev)
{
- struct amdgpu_ring *sdma0 = &adev->sdma.instance[0].page;
- struct amdgpu_ring *sdma1 = &adev->sdma.instance[1].page;
+ struct amdgpu_ring *sdma[AMDGPU_MAX_SDMA_INSTANCES];
u32 rb_cntl, ib_cntl;
int i;
-
- if ((adev->mman.buffer_funcs_ring == sdma0) ||
- (adev->mman.buffer_funcs_ring == sdma1))
- amdgpu_ttm_set_buffer_funcs_status(adev, false);
+ bool unset = false;
for (i = 0; i < adev->sdma.num_instances; i++) {
+ sdma[i] = &adev->sdma.instance[i].page;
+
+ if ((adev->mman.buffer_funcs_ring == sdma[i]) &&
+ (unset == false)) {
+ amdgpu_ttm_set_buffer_funcs_status(adev, false);
+ unset = true;
+ }
+
rb_cntl = RREG32_SDMA(i, mmSDMA0_PAGE_RB_CNTL);
rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_PAGE_RB_CNTL,
RB_ENABLE, 0);
@@ -748,10 +752,9 @@ static void sdma_v4_0_page_stop(struct amdgpu_device *adev)
ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_PAGE_IB_CNTL,
IB_ENABLE, 0);
WREG32_SDMA(i, mmSDMA0_PAGE_IB_CNTL, ib_cntl);
- }
- sdma0->sched.ready = false;
- sdma1->sched.ready = false;
+ sdma[i]->sched.ready = false;
+ }
}
/**
@@ -2258,7 +2261,39 @@ static const struct amdgpu_ring_funcs sdma_v4_0_page_ring_funcs = {
.align_mask = 0xf,
.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
.support_64bit_ptrs = true,
- .vmhub = AMDGPU_MMHUB_0,
+ .vmhub = AMDGPU_MMHUB_0,
+ .get_rptr = sdma_v4_0_ring_get_rptr,
+ .get_wptr = sdma_v4_0_page_ring_get_wptr,
+ .set_wptr = sdma_v4_0_page_ring_set_wptr,
+ .emit_frame_size =
+ 6 + /* sdma_v4_0_ring_emit_hdp_flush */
+ 3 + /* hdp invalidate */
+ 6 + /* sdma_v4_0_ring_emit_pipeline_sync */
+ /* 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,
+ .emit_fence = sdma_v4_0_ring_emit_fence,
+ .emit_pipeline_sync = sdma_v4_0_ring_emit_pipeline_sync,
+ .emit_vm_flush = sdma_v4_0_ring_emit_vm_flush,
+ .emit_hdp_flush = sdma_v4_0_ring_emit_hdp_flush,
+ .test_ring = sdma_v4_0_ring_test_ring,
+ .test_ib = sdma_v4_0_ring_test_ib,
+ .insert_nop = sdma_v4_0_ring_insert_nop,
+ .pad_ib = sdma_v4_0_ring_pad_ib,
+ .emit_wreg = sdma_v4_0_ring_emit_wreg,
+ .emit_reg_wait = sdma_v4_0_ring_emit_reg_wait,
+ .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
+};
+
+static const struct amdgpu_ring_funcs sdma_v4_0_page_ring_funcs_2nd_mmhub = {
+ .type = AMDGPU_RING_TYPE_SDMA,
+ .align_mask = 0xf,
+ .nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
+ .support_64bit_ptrs = true,
+ .vmhub = AMDGPU_MMHUB_1,
.get_rptr = sdma_v4_0_ring_get_rptr,
.get_wptr = sdma_v4_0_page_ring_get_wptr,
.set_wptr = sdma_v4_0_page_ring_set_wptr,
@@ -2298,7 +2333,12 @@ static void sdma_v4_0_set_ring_funcs(struct amdgpu_device *adev)
&sdma_v4_0_ring_funcs;
adev->sdma.instance[i].ring.me = i;
if (adev->sdma.has_page_queue) {
- adev->sdma.instance[i].page.funcs = &sdma_v4_0_page_ring_funcs;
+ if (adev->asic_type == CHIP_ARCTURUS && i >=5)
+ adev->sdma.instance[i].page.funcs =
+ &sdma_v4_0_page_ring_funcs_2nd_mmhub;
+ else
+ adev->sdma.instance[i].page.funcs =
+ &sdma_v4_0_page_ring_funcs;
adev->sdma.instance[i].page.me = i;
}
}
--
2.17.1
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