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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-06-19 13:04:55 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-06-19 13:07:29 +0300 |
| commit | 52d2d44eee8091e740d0d275df1311fb8373c9a9 (patch) | |
| tree | 4aff282e84b3469f18cf9717490b892f6f39198f /drivers/gpu/drm/imx/ipuv3-plane.c | |
| parent | 2454fcea338ad821a39d471bc7db5a58ba41b742 (diff) | |
| parent | 9e0babf2c06c73cda2c0cd37a1653d823adb40ec (diff) | |
| download | linux-52d2d44eee8091e740d0d275df1311fb8373c9a9.tar.xz | |
Merge v5.2-rc5 into drm-next
Maarten needs -rc4 backmerged so he can pull in the fbcon notifier
removal topic branch into drm-misc-next.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/imx/ipuv3-plane.c')
| -rw-r--r-- | drivers/gpu/drm/imx/ipuv3-plane.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 8f101a0763e3..2c19054ed570 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -602,7 +602,6 @@ static void ipu_plane_atomic_update(struct drm_plane *plane, active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch); ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba); ipu_idmac_select_buffer(ipu_plane->ipu_ch, !active); - ipu_plane->next_buf = !active; if (ipu_plane_separate_alpha(ipu_plane)) { active = ipu_idmac_get_current_buffer(ipu_plane->alpha_ch); ipu_cpmem_set_buffer(ipu_plane->alpha_ch, !active, @@ -707,7 +706,6 @@ static void ipu_plane_atomic_update(struct drm_plane *plane, ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 1, eba); ipu_idmac_lock_enable(ipu_plane->ipu_ch, num_bursts); ipu_plane_enable(ipu_plane); - ipu_plane->next_buf = -1; } static const struct drm_plane_helper_funcs ipu_plane_helper_funcs = { @@ -729,10 +727,15 @@ bool ipu_plane_atomic_update_pending(struct drm_plane *plane) if (ipu_state->use_pre) return ipu_prg_channel_configure_pending(ipu_plane->ipu_ch); - else if (ipu_plane->next_buf >= 0) - return ipu_idmac_get_current_buffer(ipu_plane->ipu_ch) != - ipu_plane->next_buf; + /* + * Pretend no update is pending in the non-PRE/PRG case. For this to + * happen, an atomic update would have to be deferred until after the + * start of the next frame and simultaneously interrupt latency would + * have to be high enough to let the atomic update finish and issue an + * event before the previous end of frame interrupt handler can be + * executed. + */ return false; } int ipu_planes_assign_pre(struct drm_device *dev, |