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Commit 1e1dbd6f authored by Hersen Wu's avatar Hersen Wu Committed by Alex Deucher
Browse files

drm/amd/display: display connected to dp-1 does not light up 



[why]
for vega, dp set_panel_mode is
handled by psp firmware. dal should not program the
register again.

[how]
dal does not program panel mode.

Signed-off-by: default avatarHersen Wu <hersenxs.wu@amd.com>
Reviewed-by: default avatarCharlene Liu <Charlene.Liu@amd.com>
Acked-by: default avatarBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 81aca8e7

drivers/gpu/drm/amd/display/dc/dc.h

+1 −0
Original line number Diff line number Diff line
@@ -79,6 +79,7 @@ struct dc_caps { 
	bool post_blend_color_processing;

	bool force_dp_tps4_for_cp2520;

	bool disable_dp_clk_share;

	bool psp_setup_panel_mode;

};



struct dc_dcc_surface_param {

drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c

+5 −0
Original line number Diff line number Diff line
@@ -256,6 +256,11 @@ static void setup_panel_mode( 
	enum dp_panel_mode panel_mode)

{

	uint32_t value;

	struct dc_context *ctx = enc110->base.ctx;



	/* if psp set panel mode, dal should be program it */

	if (ctx->dc->caps.psp_setup_panel_mode)

		return;



	ASSERT(REG(DP_DPHY_INTERNAL_CTRL));

	value = REG_READ(DP_DPHY_INTERNAL_CTRL);

drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c

+1 −0
Original line number Diff line number Diff line
@@ -883,6 +883,7 @@ static bool construct( 
	dc->caps.i2c_speed_in_khz = 100;

	dc->caps.max_cursor_size = 128;

	dc->caps.dual_link_dvi = true;

	dc->caps.psp_setup_panel_mode = true;



	dc->debug = debug_defaults;