diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c index cb9767ddf93d..44293d66b46b 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c @@ -205,9 +205,17 @@ static void dpp1_power_on_dscl( struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); if (dpp->tf_regs->DSCL_MEM_PWR_CTRL) { - REG_UPDATE(DSCL_MEM_PWR_CTRL, LUT_MEM_PWR_FORCE, power_on ? 0 : 3); - if (power_on) + if (power_on) { + REG_UPDATE(DSCL_MEM_PWR_CTRL, LUT_MEM_PWR_FORCE, 0); REG_WAIT(DSCL_MEM_PWR_STATUS, LUT_MEM_PWR_STATE, 0, 1, 5); + } else { + if (dpp->base.ctx->dc->debug.enable_mem_low_power.bits.dscl) { + dpp->base.ctx->dc->optimized_required = true; + dpp->base.deferred_reg_writes.bits.disable_dscl = true; + } else { + REG_UPDATE(DSCL_MEM_PWR_CTRL, LUT_MEM_PWR_FORCE, 3); + } + } } } |