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    Subject[PATCH 5.11 611/775] Revert "drm/amd/display: Update NV1x SR latency values"
    Date
    From: Alex Deucher <alexander.deucher@amd.com>

    commit 910f1601addae3e430fc7d3cd589d7622c5df693 upstream.

    This reverts commit 4a3dea8932d3b1199680d2056dd91d31d94d70b7.

    This causes blank screens for some users.

    Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1388
    Cc: Alvin Lee <alvin.lee2@amd.com>
    Cc: Jun Lei <Jun.Lei@amd.com>
    Cc: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
    Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Cc: stable@vger.kernel.org
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
    +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
    @@ -408,8 +408,8 @@ static struct _vcs_dpi_soc_bounding_box_
    },
    },
    .num_states = 5,
    - .sr_exit_time_us = 11.6,
    - .sr_enter_plus_exit_time_us = 13.9,
    + .sr_exit_time_us = 8.6,
    + .sr_enter_plus_exit_time_us = 10.9,
    .urgent_latency_us = 4.0,
    .urgent_latency_pixel_data_only_us = 4.0,
    .urgent_latency_pixel_mixed_with_vm_data_us = 4.0,

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