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drm/radeon: print dma status reg on lockup (v2)

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To help debug dma related lockup.

v2: agd5f: update SI as well

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jerome Glisse 2013-01-02 15:12:15 -05:00 committed by Alex Deucher
parent 4d0091904c
commit eaaa6983ab
7 changed files with 26 additions and 1 deletions
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4
drivers/gpu/drm/radeon/evergreen.c
View File

@ -2331,6 +2331,8 @@ static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
RREG32(CP_BUSY_STAT));
dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
RREG32(CP_STAT));
dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
evergreen_mc_stop(rdev, &save);
if (evergreen_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
@ -2376,6 +2378,8 @@ static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
RREG32(CP_BUSY_STAT));
dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
RREG32(CP_STAT));
dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
evergreen_mc_resume(rdev, &save);
return 0;
}

3
drivers/gpu/drm/radeon/evergreend.h
View File

@ -2027,4 +2027,7 @@
/* cayman packet3 addition */
#define CAYMAN_PACKET3_DEALLOC_STATE 0x14
/* DMA regs common on r6xx/r7xx/evergreen/ni */
#define DMA_STATUS_REG 0xd034
#endif

4
drivers/gpu/drm/radeon/ni.c
View File

@ -1331,6 +1331,8 @@ static int cayman_gpu_soft_reset(struct radeon_device *rdev)
RREG32(CP_BUSY_STAT));
dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
RREG32(CP_STAT));
dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
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",
@ -1387,6 +1389,8 @@ static int cayman_gpu_soft_reset(struct radeon_device *rdev)
RREG32(CP_BUSY_STAT));
dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
RREG32(CP_STAT));
dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
evergreen_mc_resume(rdev, &save);
return 0;
}

1
drivers/gpu/drm/radeon/nid.h
View File

@ -675,4 +675,3 @@
#define DMA_PACKET_NOP 0xf
#endif

4
drivers/gpu/drm/radeon/r600.c
View File

@ -1297,6 +1297,8 @@ static int r600_gpu_soft_reset(struct radeon_device *rdev)
RREG32(CP_BUSY_STAT));
dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
RREG32(CP_STAT));
dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
rv515_mc_stop(rdev, &save);
if (r600_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
@ -1348,6 +1350,8 @@ static int r600_gpu_soft_reset(struct radeon_device *rdev)
RREG32(CP_BUSY_STAT));
dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
RREG32(CP_STAT));
dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
rv515_mc_resume(rdev, &save);
return 0;
}

9
drivers/gpu/drm/radeon/si.c
View File

@ -2145,6 +2145,13 @@ static int si_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, " DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
evergreen_mc_stop(rdev, &save);
if (radeon_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
@ -2185,6 +2192,8 @@ static int si_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, " DMA_STATUS_REG = 0x%08X\n",
RREG32(DMA_STATUS_REG));
evergreen_mc_resume(rdev, &save);
return 0;
}

2
drivers/gpu/drm/radeon/sid.h
View File

@ -1013,6 +1013,8 @@
# define DATA_SWAP_ENABLE (1 << 3)
# define FENCE_SWAP_ENABLE (1 << 4)
# define CTXEMPTY_INT_ENABLE (1 << 28)
#define DMA_STATUS_REG 0xd034
# define DMA_IDLE (1 << 0)
#define DMA_TILING_CONFIG 0xd0b8
#define DMA_PACKET(cmd, b, t, s, n) ((((cmd) & 0xF) << 28) | \