lkml.org 
[lkml]   [2024]   [Feb]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH AUTOSEL 6.6 46/51] drm/amdgpu: Fix HDP flush for VFs on nbio v7.9
    Date
    From: Lijo Lazar <lijo.lazar@amd.com>

    [ Upstream commit 534c8a5b9d5d41d30cdcac93cfa1bca5e17be009 ]

    HDP flush remapping is not done for VFs. Keep the original offsets in VF
    environment.

    Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
    Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 6 ++++++
    1 file changed, 6 insertions(+)

    diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
    index ae45656eb877..0a601336cf69 100644
    --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
    +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
    @@ -426,6 +426,12 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev)
    u32 inst_mask;
    int i;

    + if (amdgpu_sriov_vf(adev))
    + adev->rmmio_remap.reg_offset =
    + SOC15_REG_OFFSET(
    + NBIO, 0,
    + regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL)
    + << 2;
    WREG32_SOC15(NBIO, 0, regXCC_DOORBELL_FENCE,
    0xff & ~(adev->gfx.xcc_mask));

    --
    2.43.0

    \
     
     \ /
      Last update: 2024-05-27 15:00    [W:5.517 / U:0.016 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site