diff options
| author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-06-21 19:54:50 +0400 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2016-02-20 03:58:54 +0300 |
| commit | 34a04f2b7baaa980fcb9eff9cbfb28a947c67f74 (patch) | |
| tree | 0e5e38842768ff4edd6937f687abda7bcddf02da /drivers/gpu/drm/rcar-du/rcar_du_kms.c | |
| parent | af8ad96290598561acb310d6a94b0e25ef383d12 (diff) | |
| download | linux-34a04f2b7baaa980fcb9eff9cbfb28a947c67f74.tar.xz | |
drm: rcar-du: Add VSP1 compositor support
Configure the plane source at plane setup time to source frames from
memory or from the VSP1.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_kms.c')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_kms.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index 2106b29664ef..a69d6075ceae 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -217,17 +217,25 @@ static void rcar_du_output_poll_changed(struct drm_device *dev) */ static bool rcar_du_plane_needs_realloc(struct rcar_du_plane *plane, - struct rcar_du_plane_state *state) + struct rcar_du_plane_state *new_state) { - const struct rcar_du_format_info *cur_format; + struct rcar_du_plane_state *cur_state; - cur_format = to_rcar_plane_state(plane->plane.state)->format; + cur_state = to_rcar_plane_state(plane->plane.state); /* Lowering the number of planes doesn't strictly require reallocation * as the extra hardware plane will be freed when committing, but doing * so could lead to more fragmentation. */ - return !cur_format || cur_format->planes != state->format->planes; + if (!cur_state->format || + cur_state->format->planes != new_state->format->planes) + return true; + + /* Reallocate hardware planes if the source has changed. */ + if (cur_state->source != new_state->source) + return true; + + return false; } static unsigned int rcar_du_plane_hwmask(struct rcar_du_plane_state *state) |