diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index f2127afb37b2..1008ac8a0f2a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -2911,6 +2911,33 @@ void dcn10_update_dchub(struct dce_hwseq *hws, struct dchub_init_data *dh_data) hubbub->funcs->update_dchub(hubbub, dh_data); } +static bool dcn10_can_pipe_disable_cursor(struct pipe_ctx *pipe_ctx) +{ + struct pipe_ctx *test_pipe; + const struct rect *r1 = &pipe_ctx->plane_res.scl_data.recout, *r2; + int r1_r = r1->x + r1->width, r1_b = r1->y + r1->height, r2_r, r2_b; + + /** + * Disable the cursor if there's another pipe above this with a + * plane that contains this pipe's viewport to prevent double cursor + * and incorrect scaling artifacts. + */ + for (test_pipe = pipe_ctx->top_pipe; test_pipe; + test_pipe = test_pipe->top_pipe) { + if (!test_pipe->plane_state->visible) + continue; + + r2 = &test_pipe->plane_res.scl_data.recout; + r2_r = r2->x + r2->width; + r2_b = r2->y + r2->height; + + if (r1->x >= r2->x && r1->y >= r2->y && r1_r <= r2_r && r1_b <= r2_b) + return true; + } + + return false; +} + void dcn10_set_cursor_position(struct pipe_ctx *pipe_ctx) { struct dc_cursor_position pos_cpy = pipe_ctx->stream->cursor_position; @@ -2956,6 +2983,9 @@ void dcn10_set_cursor_position(struct pipe_ctx *pipe_ctx) == PLN_ADDR_TYPE_VIDEO_PROGRESSIVE) pos_cpy.enable = false; + if (pos_cpy.enable && dcn10_can_pipe_disable_cursor(pipe_ctx)) + pos_cpy.enable = false; + // Swap axis and mirror horizontally if (param.rotation == ROTATION_ANGLE_90) { uint32_t temp_x = pos_cpy.x; |