diff options
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 41 |
1 files changed, 36 insertions, 5 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 0657d769b196..7a30533d5c34 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -127,6 +127,7 @@ struct vop { bool is_enabled; struct completion dsp_hold_completion; + unsigned int win_enabled; /* protected by dev->event_lock */ struct drm_pending_vblank_event *event; @@ -543,6 +544,7 @@ static void vop_win_disable(struct vop *vop, const struct vop_win *vop_win) } VOP_WIN_SET(vop, win, enable, 0); + vop->win_enabled &= ~BIT(VOP_WIN_TO_INDEX(vop_win)); } static int vop_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_state) @@ -625,6 +627,25 @@ err_put_pm_runtime: return ret; } +static void rockchip_drm_set_win_enabled(struct drm_crtc *crtc, bool enabled) +{ + struct vop *vop = to_vop(crtc); + int i; + + spin_lock(&vop->reg_lock); + + for (i = 0; i < vop->data->win_size; i++) { + struct vop_win *vop_win = &vop->win[i]; + const struct vop_win_data *win = vop_win->data; + + VOP_WIN_SET(vop, win, enable, + enabled && (vop->win_enabled & BIT(i))); + } + vop_cfg_done(vop); + + spin_unlock(&vop->reg_lock); +} + static void vop_crtc_atomic_disable(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { @@ -632,15 +653,16 @@ static void vop_crtc_atomic_disable(struct drm_crtc *crtc, WARN_ON(vop->event); - mutex_lock(&vop->vop_lock); + if (crtc->state->self_refresh_active) + rockchip_drm_set_win_enabled(crtc, false); - if (!vop->is_enabled) { - mutex_unlock(&vop->vop_lock); - return; - } + mutex_lock(&vop->vop_lock); drm_crtc_vblank_off(crtc); + if (crtc->state->self_refresh_active) + goto out; + /* * Vop standby will take effect at end of current frame, * if dsp hold valid irq happen, it means standby complete. @@ -671,6 +693,8 @@ static void vop_crtc_atomic_disable(struct drm_crtc *crtc, clk_disable(vop->dclk); vop_core_clks_disable(vop); pm_runtime_put(vop->dev); + +out: mutex_unlock(&vop->vop_lock); if (crtc->state->event && !crtc->state->active) { @@ -888,6 +912,7 @@ static void vop_plane_atomic_update(struct drm_plane *plane, } VOP_WIN_SET(vop, win, enable, 1); + vop->win_enabled |= BIT(win_index); spin_unlock(&vop->reg_lock); } @@ -1046,6 +1071,12 @@ static void vop_crtc_atomic_enable(struct drm_crtc *crtc, int dither_bpc = s->output_bpc ? s->output_bpc : 10; int ret; + if (old_state && old_state->self_refresh_active) { + drm_crtc_vblank_on(crtc); + rockchip_drm_set_win_enabled(crtc, true); + return; + } + mutex_lock(&vop->vop_lock); WARN_ON(vop->event); |