diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c | 36 |
1 files changed, 36 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..5a60d69a3e1f 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 +47,38 @@ 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); + if (adev->nbio.funcs->get_memsize) + adev->nbio.funcs->get_memsize(adev); + } else { + amdgpu_ring_emit_wreg(ring, + (adev->rmmio_remap.reg_offset + + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> + 2, + 0); + } +} + +void amdgpu_hdp_invalidate(struct amdgpu_device *adev, struct amdgpu_ring *ring) +{ + if (adev->asic_funcs && adev->asic_funcs->invalidate_hdp) + adev->asic_funcs->invalidate_hdp(adev, ring); + else if (adev->hdp.funcs && adev->hdp.funcs->invalidate_hdp) + adev->hdp.funcs->invalidate_hdp(adev, ring); +} + +void amdgpu_hdp_flush(struct amdgpu_device *adev, struct amdgpu_ring *ring) +{ + if (adev->asic_funcs && adev->asic_funcs->flush_hdp) + adev->asic_funcs->flush_hdp(adev, ring); + else if (adev->hdp.funcs && adev->hdp.funcs->flush_hdp) + adev->hdp.funcs->flush_hdp(adev, ring); +} |