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drm/nouveau/kms/nv50-: store window visibility in state

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Window visibility is going to become a little more complicated with the
upcoming LUT changes, so store the calculated value to avoid needing to
recalculate the armed state again.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2018-05-08 20:39:47 +10:00
parent 45a2945a37
commit 859b456b6b
2 changed files with 21 additions and 8 deletions
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2
drivers/gpu/drm/nouveau/dispnv50/atom.h
View File

@ -136,6 +136,8 @@ nv50_head_atom_get(struct drm_atomic_state *state, struct drm_crtc *crtc)
struct nv50_wndw_atom {
struct drm_plane_state state;
bool visible;
struct {
u32 handle;
u16 offset:12;

27
drivers/gpu/drm/nouveau/dispnv50/wndw.c
View File

@ -244,26 +244,33 @@ nv50_wndw_atomic_check(struct drm_plane *plane, struct drm_plane_state *state)
struct nv50_wndw_atom *armw = nv50_wndw_atom(wndw->plane.state);
struct nv50_wndw_atom *asyw = nv50_wndw_atom(state);
struct nv50_head_atom *harm = NULL, *asyh = NULL;
bool varm = false, asyv = false, asym = false;
bool modeset = false;
int ret;
NV_ATOMIC(drm, "%s atomic_check\n", plane->name);
/* Fetch the assembly state for the head the window will belong to,
* and determine whether the window will be visible.
*/
if (asyw->state.crtc) {
asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc);
if (IS_ERR(asyh))
return PTR_ERR(asyh);
asym = drm_atomic_crtc_needs_modeset(&asyh->state);
asyv = asyh->state.active;
modeset = drm_atomic_crtc_needs_modeset(&asyh->state);
asyw->visible = asyh->state.active;
} else {
asyw->visible = false;
}
/* Fetch assembly state for the head the window used to belong to. */
if (armw->state.crtc) {
harm = nv50_head_atom_get(asyw->state.state, armw->state.crtc);
if (IS_ERR(harm))
return PTR_ERR(harm);
varm = harm->state.crtc->state->active;
}
if (asyv) {
/* Calculate new window state. */
if (asyw->visible) {
asyw->point.x = asyw->state.crtc_x;
asyw->point.y = asyw->state.crtc_y;
if (memcmp(&armw->point, &asyw->point, sizeof(asyw->point)))
@ -273,18 +280,22 @@ nv50_wndw_atomic_check(struct drm_plane *plane, struct drm_plane_state *state)
if (ret)
return ret;
} else
if (varm) {
if (armw->visible) {
nv50_wndw_atomic_check_release(wndw, asyw, harm);
} else {
return 0;
}
if (!asyv || asym) {
/* Aside from the obvious case where the window is actively being
* disabled, we might also need to temporarily disable the window
* when performing certain modeset operations.
*/
if (!asyw->visible || modeset) {
asyw->clr.ntfy = armw->ntfy.handle != 0;
asyw->clr.sema = armw->sema.handle != 0;
if (wndw->func->image_clr)
asyw->clr.image = armw->image.handle[0] != 0;
asyw->set.lut = wndw->func->lut && asyv;
asyw->set.lut = wndw->func->lut && asyw->visible;
}
return 0;