From: Alex Hung <[email protected]> [Why] Shaper programming has high chance to fail on first time after power-on or reboot. This can be verified by running IGT's kms_colorop.
[How] Always power on the shaper and 3DLUT before programming by removing the debug flag of low power mode. Reviewed-by: Aurabindo Pillai <[email protected]> Signed-off-by: Alex Hung <[email protected]> Signed-off-by: Ray Wu <[email protected]> --- drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c b/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c index 83bbbf34bcac..badcef027b84 100644 --- a/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c +++ b/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c @@ -724,8 +724,7 @@ bool mpc32_program_shaper( return false; } - if (mpc->ctx->dc->debug.enable_mem_low_power.bits.mpc) - mpc32_power_on_shaper_3dlut(mpc, mpcc_id, true); + mpc32_power_on_shaper_3dlut(mpc, mpcc_id, true); current_mode = mpc32_get_shaper_current(mpc, mpcc_id); -- 2.43.0
