drm/amdgpu/display/dce11: only enable FBC when selected

alexdeucher · alexdeucher · commit 5822e9539dc1 · 2018-11-06T16:46:12.000-05:00
Causes a black screen on a Stoney laptop. Bug: https://bugs.freedesktop.org/show_bug.cgi?id=108577 Reviewed-by: Harry Wentland <harry.wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
@@ -1362,7 +1362,8 @@ static bool construct(
 		pool->base.sw_i2cs[i] = NULL;
 	}
 
-	dc->fbc_compressor = dce110_compressor_create(ctx);
+	if (dc->config.fbc_support)
+		dc->fbc_compressor = dce110_compressor_create(ctx);
 
 	if (!underlay_create(ctx, &pool->base))
 		goto res_create_fail;

Original file line number	Diff line number	Diff line change
`@@ -1362,7 +1362,8 @@ static bool construct(`
`1362`	`1362`	`pool->base.sw_i2cs[i] = NULL;`
`1363`	`1363`	`}`
`1364`	`1364`
`1365`		`- dc->fbc_compressor = dce110_compressor_create(ctx);`
	`1365`	`+ if (dc->config.fbc_support)`
	`1366`	`+ dc->fbc_compressor = dce110_compressor_create(ctx);`
`1366`	`1367`
`1367`	`1368`	`if (!underlay_create(ctx, &pool->base))`
`1368`	`1369`	`goto res_create_fail;`