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    Subject[PATCH AUTOSEL 6.1 50/58] drm/amd/display: Enable P-state validation checks for DCN314
    Date
    From: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>

    [ Upstream commit 37d184b548db0f64d4a878960b2c6988b38a3e7e ]

    [Why]
    To align with DCN31 behavior. This helps avoid p-state hangs in
    the case where underflow does occur.

    [How]
    Flip the bit to true.

    Reviewed-by: Hansen Dsouza <hansen.dsouza@amd.com>
    Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
    Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
    Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
    index c80c8c8f51e97..5985ce8df4e08 100644
    --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
    +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
    @@ -897,7 +897,7 @@ static const struct dc_debug_options debug_defaults_drv = {
    .max_downscale_src_width = 4096,/*upto true 4k*/
    .disable_pplib_wm_range = false,
    .scl_reset_length10 = true,
    - .sanity_checks = false,
    + .sanity_checks = true,
    .underflow_assert_delay_us = 0xFFFFFFFF,
    .dwb_fi_phase = -1, // -1 = disable,
    .dmub_command_table = true,
    --
    2.39.0
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