disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
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@@ -469,22 +469,27 @@
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 void dce110_timing_generator_set_static_screen_control(
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 	struct timing_generator *tg,
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-	uint32_t value)
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+	uint32_t event_triggers,
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+	uint32_t num_frames)
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 {
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 	struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg);
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 	uint32_t static_screen_cntl = 0;
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 	uint32_t addr = 0;
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+	// By register spec, it only takes 8 bit value
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+	if (num_frames > 0xFF)
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+		num_frames = 0xFF;
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+
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 	addr = CRTC_REG(mmCRTC_STATIC_SCREEN_CONTROL);
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 	static_screen_cntl = dm_read_reg(tg->ctx, addr);
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 	set_reg_field_value(static_screen_cntl,
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-				value,
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+				event_triggers,
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 				CRTC_STATIC_SCREEN_CONTROL,
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 				CRTC_STATIC_SCREEN_EVENT_MASK);
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 	set_reg_field_value(static_screen_cntl,
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-				2,
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+				num_frames,
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 				CRTC_STATIC_SCREEN_CONTROL,
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 				CRTC_STATIC_SCREEN_FRAME_COUNT);
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@@ -1952,6 +1957,11 @@
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 void dce110_tg_program_timing(struct timing_generator *tg,
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 	const struct dc_crtc_timing *timing,
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+	int vready_offset,
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+	int vstartup_start,
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+	int vupdate_offset,
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+	int vupdate_width,
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+	const enum signal_type signal,
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 	bool use_vbios)
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 {
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 	if (use_vbios)