drm/amdgpu: remove redundant logic related HDP

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / amdgpu / nbio_v7_4.c

diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
index eadc952..4bc1d14 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
@@ -82,15 +82,6 @@ static void nbio_v7_4_mc_access_enable(struct amdgpu_device *adev, bool enable)
                WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0);
 }
 
-static void nbio_v7_4_hdp_flush(struct amdgpu_device *adev,
-                               struct amdgpu_ring *ring)
-{
-       if (!ring || !ring->funcs->emit_wreg)
-               WREG32_NO_KIQ((adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> 2, 0);
-       else
-               amdgpu_ring_emit_wreg(ring, (adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> 2, 0);
-}
-
 static u32 nbio_v7_4_get_memsize(struct amdgpu_device *adev)
 {
        return RREG32_SOC15(NBIO, 0, mmRCC_CONFIG_MEMSIZE);
@@ -541,7 +532,6 @@ const struct amdgpu_nbio_funcs nbio_v7_4_funcs = {
        .get_pcie_data_offset = nbio_v7_4_get_pcie_data_offset,
        .get_rev_id = nbio_v7_4_get_rev_id,
        .mc_access_enable = nbio_v7_4_mc_access_enable,
-       .hdp_flush = nbio_v7_4_hdp_flush,
        .get_memsize = nbio_v7_4_get_memsize,
        .sdma_doorbell_range = nbio_v7_4_sdma_doorbell_range,
        .vcn_doorbell_range = nbio_v7_4_vcn_doorbell_range,