[PATCH 01/17] drm/amd/display: Fix DML tests

Bhawanpreet Lakha Bhawanpreet.Lakha at amd.com
Wed Aug 28 21:03:38 UTC 2019

From: Ilya Bakoulin <Ilya.Bakoulin at amd.com>

DML diags tests are failing because the struct contents get
clobbered by a memcpy.

Remove the memcpy call.

Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin at amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
 drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 477885816854..353e3e7cb929 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -2798,7 +2798,6 @@ bool dcn20_validate_bandwidth(struct dc *dc, struct dc_state *context,
-	memcpy(&context->bw_ctx.dml, &dc->dml, sizeof(struct display_mode_lib));
 	context->bw_ctx.dml.soc.dram_clock_change_latency_us = p_state_latency_us;
 	return voltage_supported;

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