[PATCH 1/5] drm/amdgpu/display: check if fbc is available in set_static_screen_control (v2)

[Alex Deucher]

The value is dependent on whether fbc is available.

v2: only check if num_pipes is valid

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

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 4789270c29d9..9724a17e352b 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
@@ -1750,7 +1750,12 @@ static void set_static_screen_control(struct pipe_ctx **pipe_ctx,
 	if (events->force_trigger)
 		value |= 0x1;
 
-	value |= 0x84;
+	if (num_pipes) {
+		struct dc *dc = pipe_ctx[0]->stream->ctx->dc;
+
+		if (dc->fbc_compressor)
+			value |= 0x84;
+	}
 
 	for (i = 0; i < num_pipes; i++)
 		pipe_ctx[i]->stream_res.tg->funcs->
-- 
2.13.6