diff options
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_device.c')
-rw-r--r-- | drivers/gpu/drm/panfrost/panfrost_device.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c index 7f51a4682ccb..ee612303f076 100644 --- a/drivers/gpu/drm/panfrost/panfrost_device.c +++ b/drivers/gpu/drm/panfrost/panfrost_device.c @@ -11,6 +11,7 @@ #include "panfrost_device.h" #include "panfrost_devfreq.h" #include "panfrost_features.h" +#include "panfrost_issues.h" #include "panfrost_gpu.h" #include "panfrost_job.h" #include "panfrost_mmu.h" @@ -380,9 +381,13 @@ const char *panfrost_exception_name(u32 exception_code) bool panfrost_exception_needs_reset(const struct panfrost_device *pfdev, u32 exception_code) { - /* Right now, none of the GPU we support need a reset, but this - * might change. + /* If an occlusion query write causes a bus fault on affected GPUs, + * future fragment jobs may hang. Reset to workaround. */ + if (exception_code == DRM_PANFROST_EXCEPTION_JOB_BUS_FAULT) + return panfrost_has_hw_issue(pfdev, HW_ISSUE_TTRX_3076); + + /* No other GPUs we support need a reset */ return false; } |