[PATCH 2/2] drm/amdgpu: Clear active for HIQ in RLC_CP_SCHEDULER

[Shaoyun Liu]

Change-Id: I780e276983ba5a3bf077d274c84eb168585c806a
Signed-off-by: Shaoyun Liu <Shaoyun.Liu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c | 11 +++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 12 ++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
index cb41b54..5fa2f8e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
@@ -619,9 +619,20 @@ static int kgd_hqd_destroy(struct kgd_dev *kgd, void *mqd,
 	enum hqd_dequeue_request_type type;
 	unsigned long flags, end_jiffies;
 	int retry;
+	struct vi_mqd *m;
+
+	m = get_mqd(mqd);
 
 	acquire_queue(kgd, pipe_id, queue_id);
 
+	if (m->cp_hqd_vmid == 0) {
+		uint32_t value;
+
+		value = RREG32(mmRLC_CP_SCHEDULERS);
+		value = REG_SET_FIELD(value, RLC_CP_SCHEDULERS, scheduler1, 0);
+		WREG32(mmRLC_CP_SCHEDULERS, value);
+	}
+
 	switch (reset_type) {
 	case KFD_PREEMPT_TYPE_WAVEFRONT_DRAIN:
 		type = DRAIN_PIPE;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
index 2f36d11..d47cdff 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
@@ -754,14 +754,26 @@ static int kgd_hqd_destroy(struct kgd_dev *kgd, void *mqd,
 	struct amdgpu_device *adev = get_amdgpu_device(kgd);
 	enum hqd_dequeue_request_type type;
 	unsigned long end_jiffies;
+	struct v9_mqd *m;
 	uint32_t temp;
+
 #if 0
 	unsigned long flags;
 	int retry;
 #endif
+	m = get_mqd(mqd);
 
 	acquire_queue(kgd, pipe_id, queue_id);
 
+	if (m->cp_hqd_vmid == 0) {
+		uint32_t value;
+
+		value = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CP_SCHEDULERS));
+		value = REG_SET_FIELD(value, RLC_CP_SCHEDULERS, scheduler1, 0);
+		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CP_SCHEDULERS), value);
+	}
+
+
 	switch (reset_type) {
 	case KFD_PREEMPT_TYPE_WAVEFRONT_DRAIN:
 		type = DRAIN_PIPE;
-- 
1.9.1