FBC is not applicable for the underlay pipe,
hence disallow enabling and disabling of the same.
This also fixes the BUG hit of calling sleep in
atomic context.
Signed-off-by: Shirish S <shiris...@amd.com>
Reviewed-by: Roman Li <roman...@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 5dbd433..64d0bca 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
@@ -2765,6 +2765,9 @@ static void dce110_program_front_end_for_pipe(
struct dc_plane_state *plane_state = pipe_ctx->plane_state;
struct xfm_grph_csc_adjustment adjust;
struct out_csc_color_matrix tbl_entry;
+#if defined(CONFIG_DRM_AMD_DC_FBC)
+ unsigned int underlay_idx = dc->res_pool->underlay_pipe_index;
+#endif
unsigned int i;
DC_LOGGER_INIT();
memset(&tbl_entry, 0, sizeof(tbl_entry));
@@ -2806,7 +2809,9 @@ static void dce110_program_front_end_for_pipe(
program_scaler(dc, pipe_ctx);
#if defined(CONFIG_DRM_AMD_DC_FBC)
- if (dc->fbc_compressor && old_pipe->stream) {
+ /* fbc not applicable on Underlay pipe */
+ if (dc->fbc_compressor && old_pipe->stream &&
+ pipe_ctx->pipe_idx != underlay_idx) {
if (plane_state->tiling_info.gfx8.array_mode ==
DC_ARRAY_LINEAR_GENERAL)
dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor);
else
--
2.7.4
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