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From 55a9f300824f1cd73f3c097458249bd9afd30765 Mon Sep 17 00:00:00 2001
From: Yong Zhao <Yong.Zhao@amd.com>
Date: Tue, 19 Feb 2019 11:21:51 -0500
Subject: [PATCH 1274/2940] Revert "drm/amdgpu: Fix bugs in setting CP RB/MEC
DOORBELL_RANGE registers"
The original change caused a regression, so revert it until the new fix
is ready.
BUG: https://bugs.freedesktop.org/show_bug.cgi?id=109650
This reverts commit 764c85fef41722db0f21558c6c2fb38bee172d19.
Change-Id: I6c634d8bdb98efcfdec33581d92f7ba02416061b
Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 19 ++++---------------
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 19 +++++--------------
2 files changed, 9 insertions(+), 29 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index a0ee869f5706..e6f66bf7e1f0 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -4223,8 +4223,8 @@ static void gfx_v8_0_set_cpg_door_bell(struct amdgpu_device *adev, struct amdgpu
adev->doorbell_index.gfx_ring0);
WREG32(mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
- /* There is only one GFX queue */
- WREG32(mmCP_RB_DOORBELL_RANGE_UPPER, tmp);
+ WREG32(mmCP_RB_DOORBELL_RANGE_UPPER,
+ CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
}
static int gfx_v8_0_cp_gfx_resume(struct amdgpu_device *adev)
@@ -4646,19 +4646,8 @@ static int gfx_v8_0_kcq_init_queue(struct amdgpu_ring *ring)
static void gfx_v8_0_set_mec_doorbell_range(struct amdgpu_device *adev)
{
if (adev->asic_type > CHIP_TONGA) {
- /* The first few doorbells in pci doorbell bar are for GFX RB
- * rings and all the leftover for MEC.
- * So CP_MEC_DOORBELL_RANGE_LOWER should be set one index after
- * CP_RB_DOORBELL_RANGE_UPPER, as we assume there is only one
- * GFX RB rings.
- */
- u32 tmp = REG_SET_FIELD(0, CP_MEC_DOORBELL_RANGE_LOWER,
- DOORBELL_RANGE_LOWER,
- adev->gfx.gfx_ring[0].doorbell_index + 1);
-
- WREG32(mmCP_MEC_DOORBELL_RANGE_LOWER, tmp);
- WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER,
- CP_MEC_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
+ WREG32(mmCP_MEC_DOORBELL_RANGE_LOWER, adev->doorbell_index.kiq << 2);
+ WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER, adev->doorbell_index.mec_ring7 << 2);
}
/* enable doorbells */
WREG32_FIELD(CP_PQ_STATUS, DOORBELL_ENABLE, 1);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 54d5e788dffa..1478e784cff0 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -2635,8 +2635,8 @@ static int gfx_v9_0_cp_gfx_resume(struct amdgpu_device *adev)
DOORBELL_RANGE_LOWER, ring->doorbell_index);
WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
- /* There is only one GFX queue */
- WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER, tmp);
+ WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER,
+ CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
/* start the ring */
@@ -2999,19 +2999,10 @@ static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring)
/* enable the doorbell if requested */
if (ring->use_doorbell) {
- /* The first few doorbells in pci doorbell bar are for GFX RB
- * rings and all the leftover for MEC.
- * So CP_MEC_DOORBELL_RANGE_LOWER should be set one index after
- * CP_RB_DOORBELL_RANGE_UPPER, as we assume there is only one
- * GFX RB rings.
- */
- u32 tmp = REG_SET_FIELD(0, CP_MEC_DOORBELL_RANGE_LOWER,
- DOORBELL_RANGE_LOWER,
- adev->gfx.gfx_ring[0].doorbell_index + 2);
-
- WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER, tmp);
+ WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
+ (adev->doorbell_index.kiq * 2) << 2);
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
- CP_MEC_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
+ (adev->doorbell_index.userqueue_end * 2) << 2);
}
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
--
2.17.1
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