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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 1819166cb4cf..ce08c428ba4c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -137,6 +137,7 @@ enum AMDGPU_DEBUG_MASK {
AMDGPU_DEBUG_USE_VRAM_FW_BUF = BIT(3),
AMDGPU_DEBUG_ENABLE_RAS_ACA = BIT(4),
AMDGPU_DEBUG_ENABLE_EXP_RESETS = BIT(5),
+ AMDGPU_DEBUG_DISABLE_GPU_RING_RESET = BIT(6),
};
unsigned int amdgpu_vram_limit = UINT_MAX;
@@ -2223,6 +2224,11 @@ static void amdgpu_init_debug_options(struct amdgpu_device *adev)
pr_info("debug: enable experimental reset features\n");
adev->debug_exp_resets = true;
}
+
+ if (amdgpu_debug_mask & AMDGPU_DEBUG_DISABLE_GPU_RING_RESET) {
+ pr_info("debug: ring reset disabled\n");
+ adev->debug_disable_gpu_ring_reset = true;
+ }
}
static unsigned long amdgpu_fix_asic_type(struct pci_dev *pdev, unsigned long flags)
@@ -2557,7 +2563,6 @@ static int amdgpu_pmops_freeze(struct device *dev)
int r;
r = amdgpu_device_suspend(drm_dev, true);
- adev->in_s4 = false;
if (r)
return r;
@@ -2569,8 +2574,13 @@ static int amdgpu_pmops_freeze(struct device *dev)
static int amdgpu_pmops_thaw(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = drm_to_adev(drm_dev);
+ int r;
- return amdgpu_device_resume(drm_dev, true);
+ r = amdgpu_device_resume(drm_dev, true);
+ adev->in_s4 = false;
+
+ return r;
}
static int amdgpu_pmops_poweroff(struct device *dev)
@@ -2583,6 +2593,9 @@ static int amdgpu_pmops_poweroff(struct device *dev)
static int amdgpu_pmops_restore(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = drm_to_adev(drm_dev);
+
+ adev->in_s4 = false;
return amdgpu_device_resume(drm_dev, true);
}