From 8ee0fea4baf90e43efe2275de208a7809f9985bc Mon Sep 17 00:00:00 2001 From: Dmytro Laktyushkin Date: Thu, 4 Mar 2021 11:04:26 -0500 Subject: drm/amd/display: fix dml prefetch validation Incorrect variable used, missing initialization during validation. Tested-by: Daniel Wheeler Signed-off-by: Dmytro Laktyushkin Reviewed-by: Eric Bernstein Acked-by: Solomon Chiu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c | 1 + drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c index 0f3f510fd83b..9729cf292e84 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c @@ -3437,6 +3437,7 @@ void dml20_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l mode_lib->vba.DCCEnabledInAnyPlane = true; } } + mode_lib->vba.UrgentLatency = mode_lib->vba.UrgentLatencyPixelDataOnly; for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { locals->FabricAndDRAMBandwidthPerState[i] = dml_min( mode_lib->vba.DRAMSpeedPerState[i] * mode_lib->vba.NumberOfChannels diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c index 210c96cd5b03..51098c2c9854 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c @@ -3544,6 +3544,7 @@ void dml20v2_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode mode_lib->vba.DCCEnabledInAnyPlane = true; } } + mode_lib->vba.UrgentLatency = mode_lib->vba.UrgentLatencyPixelDataOnly; for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { locals->FabricAndDRAMBandwidthPerState[i] = dml_min( mode_lib->vba.DRAMSpeedPerState[i] * mode_lib->vba.NumberOfChannels -- cgit v1.2.3