diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c index b6cf801939aa..7fd8f09c28e6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c @@ -22,6 +22,7 @@ */ #include "amdgpu.h" #include "amdgpu_ras.h" +#include <uapi/linux/kfd_ioctl.h> int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev) { @@ -46,3 +47,23 @@ int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev) /* hdp ras follows amdgpu_ras_block_late_init_default for late init */ return 0; } + +void amdgpu_hdp_generic_flush(struct amdgpu_device *adev, + struct amdgpu_ring *ring) +{ + if (!ring || !ring->funcs->emit_wreg) { + WREG32((adev->rmmio_remap.reg_offset + + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> + 2, + 0); + RREG32((adev->rmmio_remap.reg_offset + + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> + 2); + } else { + amdgpu_ring_emit_wreg(ring, + (adev->rmmio_remap.reg_offset + + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> + 2, + 0); + } +}
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