From: Dave Airlie <airlied@xxxxxxxxxx>
This is going to be a bit of a reference counting nightmare,
Since when we moved from one tile to the other, we need to
transfer the framebuffer over between them.
Also only universal is tackled here.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/drm_crtc.c | 33 ++++++++++++++++++++++++++++-----
1 file changed, 28 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index dd0649a0..55c9ad7 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2919,7 +2919,8 @@ out:
*/
static int drm_mode_cursor_universal(struct drm_crtc *crtc,
struct drm_mode_cursor2 *req,
- struct drm_file *file_priv)
+ struct drm_file *file_priv,
+ bool draw)
{
struct drm_device *dev = crtc->dev;
struct drm_framebuffer *fb = NULL;
@@ -2970,7 +2971,7 @@ static int drm_mode_cursor_universal(struct drm_crtc *crtc,
crtc_y = crtc->cursor_y;
}
- if (fb) {
+ if (fb && draw) {
crtc_w = fb->width;
crtc_h = fb->height;
src_w = fb->width << 16;
@@ -2981,7 +2982,7 @@ static int drm_mode_cursor_universal(struct drm_crtc *crtc,
* setplane_internal will take care of deref'ing either the old or new
* framebuffer depending on success.
*/
- ret = setplane_internal(crtc->cursor, crtc, fb,
+ ret = setplane_internal(crtc->cursor, crtc, draw ? fb : NULL,
crtc_x, crtc_y, crtc_w, crtc_h,
0, 0, src_w, src_h);
@@ -3017,8 +3018,30 @@ static int drm_mode_cursor_common(struct drm_device *dev,
* If this crtc has a universal cursor plane, call that plane's update
* handler rather than using legacy cursor handlers.
*/
- if (crtc->cursor)
- return drm_mode_cursor_universal(crtc, req, file_priv);
+ if (crtc->cursor) {
+ struct drm_mode_cursor2 req2;
+ struct drm_crtc *tile_crtc;
+ list_for_each_entry(tile_crtc, &crtc->tile_crtc_list, tile) {
+ req2 = *req;
+
+ /* TODO broken for > 2 tiles */
+ if (req->flags & DRM_MODE_CURSOR_MOVE) {
+ bool do_move = false;
+ if (req->x > crtc->mode.hdisplay) {
+ do_move = true;
+ req2.x = req->x - crtc->mode.hdisplay;
+ }
+ if (req->y > crtc->mode.vdisplay) {
+ do_move = true;
+ req2.y = req->y - crtc->mode.vdisplay;
+ }
+ if (do_move)
+ ret = drm_mode_cursor_universal(tile_crtc, &req2, file_priv, true);
+ } else
+ ret = drm_mode_cursor_universal(tile_crtc, &req2, file_priv, true);
+ }
+ return drm_mode_cursor_universal(crtc, req, file_priv, true);
+ }
drm_modeset_lock(&crtc->mutex, NULL);
if (req->flags & DRM_MODE_CURSOR_BO) {
--
1.9.3
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