[PATCH 004/103] drm/amd/display: Add FBC on/off to front-end programming

[Harry Wentland]

From: Roman Li <Roman.Li at amd.com>

- Fixing text mode for cases when VT-switch doesn't result
in timing change

Signed-off-by: Roman Li <Roman.Li at amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index b3448a41718e..590b2ad37105 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -2554,6 +2554,15 @@ static void dce110_program_front_end_for_pipe(
 
 	program_scaler(dc, pipe_ctx);
 
+#ifdef ENABLE_FBC
+	if (dc->fbc_compressor && old_pipe->stream) {
+		if (plane_state->tiling_info.gfx8.array_mode == DC_ARRAY_LINEAR_GENERAL)
+			dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor);
+		else
+			enable_fbc(dc, dc->current_state);
+	}
+#endif
+
 	mi->funcs->mem_input_program_surface_config(
 			mi,
 			plane_state->format,
-- 
2.14.1