From: Jerome Glisse <[email protected]>
Print various CP register that have valuable informations regarding
GPU lockup.
Signed-off-by: Jerome Glisse <jglisse at redhat.com>
---
drivers/gpu/drm/radeon/evergreen.c | 16 ++++++++++++++++
drivers/gpu/drm/radeon/evergreend.h | 4 ++++
drivers/gpu/drm/radeon/ni.c | 16 ++++++++++++++++
drivers/gpu/drm/radeon/nid.h | 4 ++++
drivers/gpu/drm/radeon/r600.c | 16 ++++++++++++++++
drivers/gpu/drm/radeon/r600d.h | 3 +++
6 files changed, 59 insertions(+)
diff --git a/drivers/gpu/drm/radeon/evergreen.c
b/drivers/gpu/drm/radeon/evergreen.c
index 7fb3d2e..c3073f7 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -2188,6 +2188,14 @@ static int evergreen_gpu_soft_reset(struct radeon_device
*rdev)
RREG32(GRBM_STATUS_SE1));
dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
RREG32(SRBM_STATUS));
+ dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT1));
+ dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT2));
+ dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
+ RREG32(CP_BUSY_STAT));
+ dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
+ RREG32(CP_STAT));
evergreen_mc_stop(rdev, &save);
if (evergreen_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
@@ -2225,6 +2233,14 @@ static int evergreen_gpu_soft_reset(struct radeon_device
*rdev)
RREG32(GRBM_STATUS_SE1));
dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
RREG32(SRBM_STATUS));
+ dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT1));
+ dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT2));
+ dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
+ RREG32(CP_BUSY_STAT));
+ dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
+ RREG32(CP_STAT));
evergreen_mc_resume(rdev, &save);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/evergreend.h
b/drivers/gpu/drm/radeon/evergreend.h
index b50b15c..d3bd098 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -88,6 +88,10 @@
#define CONFIG_MEMSIZE 0x5428
#define CP_COHER_BASE 0x85F8
+#define CP_STALLED_STAT1 0x8674
+#define CP_STALLED_STAT2 0x8678
+#define CP_BUSY_STAT 0x867C
+#define CP_STAT 0x8680
#define CP_ME_CNTL 0x86D8
#define CP_ME_HALT (1 <<
28)
#define CP_PFP_HALT (1 <<
26)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index b7bf18e..dc2e34d 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1132,6 +1132,14 @@ static int cayman_gpu_soft_reset(struct radeon_device
*rdev)
RREG32(GRBM_STATUS_SE1));
dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
RREG32(SRBM_STATUS));
+ dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT1));
+ dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT2));
+ dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
+ RREG32(CP_BUSY_STAT));
+ dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
+ RREG32(CP_STAT));
dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_ADDR 0x%08X\n",
RREG32(0x14F8));
dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n",
@@ -1180,6 +1188,14 @@ static int cayman_gpu_soft_reset(struct radeon_device
*rdev)
RREG32(GRBM_STATUS_SE1));
dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
RREG32(SRBM_STATUS));
+ dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT1));
+ dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT2));
+ dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
+ RREG32(CP_BUSY_STAT));
+ dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
+ RREG32(CP_STAT));
evergreen_mc_resume(rdev, &save);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h
index a0b9806..870db34 100644
--- a/drivers/gpu/drm/radeon/nid.h
+++ b/drivers/gpu/drm/radeon/nid.h
@@ -236,6 +236,10 @@
#define CP_SEM_WAIT_TIMER 0x85BC
#define CP_SEM_INCOMPLETE_TIMER_CNTL 0x85C8
#define CP_COHER_CNTL2 0x85E8
+#define CP_STALLED_STAT1 0x8674
+#define CP_STALLED_STAT2 0x8678
+#define CP_BUSY_STAT 0x867C
+#define CP_STAT 0x8680
#define CP_ME_CNTL 0x86D8
#define CP_ME_HALT (1 <<
28)
#define CP_PFP_HALT (1 <<
26)
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index bff6272..bb1958d 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1306,6 +1306,14 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
RREG32(R_008014_GRBM_STATUS2));
dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
RREG32(R_000E50_SRBM_STATUS));
+ dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT1));
+ dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT2));
+ dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
+ RREG32(CP_BUSY_STAT));
+ dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
+ RREG32(CP_STAT));
rv515_mc_stop(rdev, &save);
if (r600_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
@@ -1349,6 +1357,14 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
RREG32(R_008014_GRBM_STATUS2));
dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
RREG32(R_000E50_SRBM_STATUS));
+ dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT1));
+ dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
+ RREG32(CP_STALLED_STAT2));
+ dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
+ RREG32(CP_BUSY_STAT));
+ dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
+ RREG32(CP_STAT));
rv515_mc_resume(rdev, &save);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 025fd5b..4b116ae 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -153,6 +153,9 @@
#define CONFIG_MEMSIZE 0x5428
#define CONFIG_CNTL 0x5424
+#define CP_STALLED_STAT1 0x8674
+#define CP_STALLED_STAT2 0x8678
+#define CP_BUSY_STAT 0x867C
#define CP_STAT 0x8680
#define CP_COHER_BASE 0x85F8
#define CP_DEBUG 0xC1FC
--
1.7.10.2
