[PATCH 1/3] drm/amdkfd: Add an error print if SDMA RLC is not idle

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Change-Id: Id82bbe80810dccff67c5b1275e9779f6a945dc7a
Signed-off-by: Yong Zhao <Yong.Zhao@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c | 8 ++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c  | 8 ++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c   | 8 ++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c   | 8 ++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c   | 8 ++++++--
 5 files changed, 30 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
index d2c0666c2798..0c28e838162c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
@@ -124,8 +124,10 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
 		data = RREG32(rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
@@ -239,8 +241,10 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
 		temp = RREG32(rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
index ee520ad90717..31372d8e4425 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
@@ -507,8 +507,10 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
 		data = RREG32(rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
@@ -752,8 +754,10 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
 		temp = RREG32(rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
index d0517b7ae089..6288de4c943d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
@@ -427,8 +427,10 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
 		data = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 	if (m->sdma_engine_id) {
@@ -660,8 +662,10 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
 		temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
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 373501abdb6b..a7e5464df85e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
@@ -411,8 +411,10 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
 		data = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 	if (m->sdma_engine_id) {
@@ -656,8 +658,10 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
 		temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
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 2dd5bc676029..bfd89f5d1bea 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
@@ -404,8 +404,10 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd,
 		data = RREG32(rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
@@ -591,8 +593,10 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
 		temp = RREG32(rlc_reg_offset + mmSDMA0_RLC0_CONTEXT_STATUS);
 		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
 			break;
-		if (time_after(jiffies, end_jiffies))
+		if (time_after(jiffies, end_jiffies)) {
+			pr_err("SDMA RLC not idle in %s\n", __func__);
 			return -ETIME;
+		}
 		usleep_range(500, 1000);
 	}
 
-- 
2.17.1

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