From: Ville Syrjälä <[email protected]>

Properly double the hdisplay/vdisplay timings that we use as the primary
plane size with stereo doubled modes. Otherwise the modeset gets
rejected on machines where the primary plane must be fullscreen, and on
the rest only the first eye would get a visible plane.

Cc: Daniel Vetter <[email protected]>
Cc: [email protected]
Fixes: 042652ed9599 ("drm/atomic-helper: implementatations for legacy 
interfaces")
Signed-off-by: Ville Syrjälä <[email protected]>
---
 drivers/gpu/drm/drm_atomic_helper.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/drm_atomic_helper.c 
b/drivers/gpu/drm/drm_atomic_helper.c
index 9870c70..7857163 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -1741,6 +1741,7 @@ int __drm_atomic_helper_set_config(struct drm_mode_set 
*set,
        struct drm_crtc_state *crtc_state;
        struct drm_plane_state *primary_state;
        struct drm_crtc *crtc = set->crtc;
+       int hdisplay, vdisplay;
        int ret;
 
        crtc_state = drm_atomic_get_crtc_state(state, crtc);
@@ -1783,19 +1784,21 @@ int __drm_atomic_helper_set_config(struct drm_mode_set 
*set,
        if (ret != 0)
                return ret;
 
+       drm_crtc_get_hv_timing(set->mode, &hdisplay, &vdisplay);
+
        drm_atomic_set_fb_for_plane(primary_state, set->fb);
        primary_state->crtc_x = 0;
        primary_state->crtc_y = 0;
-       primary_state->crtc_h = set->mode->vdisplay;
-       primary_state->crtc_w = set->mode->hdisplay;
+       primary_state->crtc_h = vdisplay;
+       primary_state->crtc_w = hdisplay;
        primary_state->src_x = set->x << 16;
        primary_state->src_y = set->y << 16;
        if (primary_state->rotation & (BIT(DRM_ROTATE_90) | 
BIT(DRM_ROTATE_270))) {
-               primary_state->src_h = set->mode->hdisplay << 16;
-               primary_state->src_w = set->mode->vdisplay << 16;
+               primary_state->src_h = hdisplay << 16;
+               primary_state->src_w = vdisplay << 16;
        } else {
-               primary_state->src_h = set->mode->vdisplay << 16;
-               primary_state->src_w = set->mode->hdisplay << 16;
+               primary_state->src_h = vdisplay << 16;
+               primary_state->src_w = hdisplay << 16;
        }
 
 commit:
-- 
2.4.10

--
To unsubscribe from this list: send the line "unsubscribe stable" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to