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    Subject[PATCH AUTOSEL 6.8 21/25] drm/amdgpu/vpe: power on vpe when hw_init
    Date
    From: Peyton Lee <peytolee@amd.com>

    [ Upstream commit eed14eb48ee176fe0144c6a999d00c855d0b199b ]

    To fix mode2 reset failure.
    Should power on VPE when hw_init.

    Signed-off-by: Peyton Lee <peytolee@amd.com>
    Reviewed-by: Lang Yu <lang.yu@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c | 6 ++++++
    1 file changed, 6 insertions(+)

    diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
    index b9a15d51eb5c3..ad44012cc01e2 100644
    --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
    +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
    @@ -390,6 +390,12 @@ static int vpe_hw_init(void *handle)
    struct amdgpu_vpe *vpe = &adev->vpe;
    int ret;

    + /* Power on VPE */
    + ret = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE,
    + AMD_PG_STATE_UNGATE);
    + if (ret)
    + return ret;
    +
    ret = vpe_load_microcode(vpe);
    if (ret)
    return ret;
    --
    2.43.0

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