diff options
Diffstat (limited to 'drivers/gpu/drm/tilcdc/tilcdc_plane.c')
| -rw-r--r-- | drivers/gpu/drm/tilcdc/tilcdc_plane.c | 76 |
1 files changed, 33 insertions, 43 deletions
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_plane.c b/drivers/gpu/drm/tilcdc/tilcdc_plane.c index 7667b038ae7f..aa72ca679598 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_plane.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_plane.c @@ -1,30 +1,17 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Texas Instruments * Author: Jyri Sarha <jsarha@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ -#include <drm/drmP.h> - #include <drm/drm_atomic.h> -#include <drm/drm_plane_helper.h> #include <drm/drm_atomic_helper.h> -#include <uapi/drm/drm_fourcc.h> +#include <drm/drm_fourcc.h> +#include <drm/drm_framebuffer.h> #include "tilcdc_drv.h" -static struct drm_plane_funcs tilcdc_plane_funcs = { +static const struct drm_plane_funcs tilcdc_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = drm_plane_cleanup, @@ -34,49 +21,50 @@ static struct drm_plane_funcs tilcdc_plane_funcs = { }; static int tilcdc_plane_atomic_check(struct drm_plane *plane, - struct drm_plane_state *state) + struct drm_atomic_state *state) { + struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, + plane); struct drm_crtc_state *crtc_state; - struct drm_plane_state *old_state = plane->state; + struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state, + plane); unsigned int pitch; - if (!state->crtc) + if (!new_state->crtc) return 0; - if (WARN_ON(!state->fb)) + if (WARN_ON(!new_state->fb)) return -EINVAL; - if (state->crtc_x || state->crtc_y) { + if (new_state->crtc_x || new_state->crtc_y) { dev_err(plane->dev->dev, "%s: crtc position must be zero.", __func__); return -EINVAL; } - crtc_state = drm_atomic_get_existing_crtc_state(state->state, - state->crtc); + crtc_state = drm_atomic_get_new_crtc_state(state, new_state->crtc); /* we should have a crtc state if the plane is attached to a crtc */ if (WARN_ON(!crtc_state)) return 0; - if (crtc_state->mode.hdisplay != state->crtc_w || - crtc_state->mode.vdisplay != state->crtc_h) { + if (crtc_state->mode.hdisplay != new_state->crtc_w || + crtc_state->mode.vdisplay != new_state->crtc_h) { dev_err(plane->dev->dev, "%s: Size must match mode (%dx%d == %dx%d)", __func__, crtc_state->mode.hdisplay, crtc_state->mode.vdisplay, - state->crtc_w, state->crtc_h); + new_state->crtc_w, new_state->crtc_h); return -EINVAL; } pitch = crtc_state->mode.hdisplay * - state->fb->format->cpp[0]; - if (state->fb->pitches[0] != pitch) { + new_state->fb->format->cpp[0]; + if (new_state->fb->pitches[0] != pitch) { dev_err(plane->dev->dev, "Invalid pitch: fb and crtc widths must be the same"); return -EINVAL; } - if (state->fb && old_state->fb && - state->fb->format != old_state->fb->format) { + if (old_state->fb && new_state->fb->format != old_state->fb->format) { dev_dbg(plane->dev->dev, "%s(): pixel format change requires mode_change\n", __func__); @@ -87,19 +75,22 @@ static int tilcdc_plane_atomic_check(struct drm_plane *plane, } static void tilcdc_plane_atomic_update(struct drm_plane *plane, - struct drm_plane_state *old_state) + struct drm_atomic_state *state) { - struct drm_plane_state *state = plane->state; + struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, + plane); - if (!state->crtc) + if (!new_state->crtc) return; - if (WARN_ON(!state->fb || !state->crtc->state)) + if (WARN_ON(!new_state->fb || !new_state->crtc->state)) return; - tilcdc_crtc_update_fb(state->crtc, - state->fb, - state->crtc->state->event); + if (tilcdc_crtc_update_fb(new_state->crtc, + new_state->fb, + new_state->crtc->state->event) == 0) { + new_state->crtc->state->event = NULL; + } } static const struct drm_plane_helper_funcs plane_helper_funcs = { @@ -113,11 +104,10 @@ int tilcdc_plane_init(struct drm_device *dev, struct tilcdc_drm_private *priv = dev->dev_private; int ret; - ret = drm_plane_init(dev, plane, 1, - &tilcdc_plane_funcs, - priv->pixelformats, - priv->num_pixelformats, - true); + ret = drm_universal_plane_init(dev, plane, 1, &tilcdc_plane_funcs, + priv->pixelformats, + priv->num_pixelformats, + NULL, DRM_PLANE_TYPE_PRIMARY, NULL); if (ret) { dev_err(dev->dev, "Failed to initialize plane: %d\n", ret); return ret; |