![Seung-Woo Kim](/assets/img/avatar_default.png)
Set plane has source size but exynos overlay structure did not consider it. This patch adds source size to overlay structure. For set crtc, source size is set from crtc size. Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
172 lines
4.2 KiB
C
172 lines
4.2 KiB
C
/*
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* Copyright (C) 2011 Samsung Electronics Co.Ltd
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* Authors: Joonyoung Shim <jy0922.shim@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#include "drmP.h"
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#include "exynos_drm.h"
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#include "exynos_drm_crtc.h"
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#include "exynos_drm_drv.h"
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#include "exynos_drm_encoder.h"
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struct exynos_plane {
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struct drm_plane base;
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struct exynos_drm_overlay overlay;
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bool enabled;
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};
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static const uint32_t formats[] = {
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DRM_FORMAT_XRGB8888,
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DRM_FORMAT_ARGB8888,
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DRM_FORMAT_NV12,
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DRM_FORMAT_NV12M,
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DRM_FORMAT_NV12MT,
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};
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static int
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exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
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struct drm_framebuffer *fb, int crtc_x, int crtc_y,
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unsigned int crtc_w, unsigned int crtc_h,
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uint32_t src_x, uint32_t src_y,
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uint32_t src_w, uint32_t src_h)
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{
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struct exynos_plane *exynos_plane =
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container_of(plane, struct exynos_plane, base);
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struct exynos_drm_overlay *overlay = &exynos_plane->overlay;
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struct exynos_drm_crtc_pos pos;
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int ret;
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DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
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memset(&pos, 0, sizeof(struct exynos_drm_crtc_pos));
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pos.crtc_x = crtc_x;
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pos.crtc_y = crtc_y;
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pos.crtc_w = crtc_w;
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pos.crtc_h = crtc_h;
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/* considering 16.16 fixed point of source values */
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pos.fb_x = src_x >> 16;
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pos.fb_y = src_y >> 16;
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pos.src_w = src_w >> 16;
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pos.src_h = src_h >> 16;
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ret = exynos_drm_overlay_update(overlay, fb, &crtc->mode, &pos);
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if (ret < 0)
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return ret;
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exynos_drm_fn_encoder(crtc, overlay,
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exynos_drm_encoder_crtc_mode_set);
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exynos_drm_fn_encoder(crtc, &overlay->zpos,
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exynos_drm_encoder_crtc_plane_commit);
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exynos_plane->enabled = true;
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return 0;
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}
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static int exynos_disable_plane(struct drm_plane *plane)
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{
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struct exynos_plane *exynos_plane =
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container_of(plane, struct exynos_plane, base);
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struct exynos_drm_overlay *overlay = &exynos_plane->overlay;
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DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
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if (!exynos_plane->enabled)
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return 0;
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exynos_drm_fn_encoder(plane->crtc, &overlay->zpos,
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exynos_drm_encoder_crtc_disable);
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exynos_plane->enabled = false;
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exynos_plane->overlay.zpos = DEFAULT_ZPOS;
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return 0;
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}
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static void exynos_plane_destroy(struct drm_plane *plane)
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{
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struct exynos_plane *exynos_plane =
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container_of(plane, struct exynos_plane, base);
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DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
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exynos_disable_plane(plane);
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drm_plane_cleanup(plane);
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kfree(exynos_plane);
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}
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static struct drm_plane_funcs exynos_plane_funcs = {
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.update_plane = exynos_update_plane,
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.disable_plane = exynos_disable_plane,
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.destroy = exynos_plane_destroy,
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};
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int exynos_plane_init(struct drm_device *dev, unsigned int nr)
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{
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struct exynos_plane *exynos_plane;
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uint32_t possible_crtcs;
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exynos_plane = kzalloc(sizeof(struct exynos_plane), GFP_KERNEL);
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if (!exynos_plane)
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return -ENOMEM;
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/* all CRTCs are available */
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possible_crtcs = (1 << MAX_CRTC) - 1;
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exynos_plane->overlay.zpos = DEFAULT_ZPOS;
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return drm_plane_init(dev, &exynos_plane->base, possible_crtcs,
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&exynos_plane_funcs, formats, ARRAY_SIZE(formats),
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false);
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}
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int exynos_plane_set_zpos_ioctl(struct drm_device *dev, void *data,
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struct drm_file *file_priv)
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{
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struct drm_exynos_plane_set_zpos *zpos_req = data;
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struct drm_mode_object *obj;
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struct drm_plane *plane;
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struct exynos_plane *exynos_plane;
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int ret = 0;
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DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
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if (!drm_core_check_feature(dev, DRIVER_MODESET))
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return -EINVAL;
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if (zpos_req->zpos < 0 || zpos_req->zpos >= MAX_PLANE) {
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if (zpos_req->zpos != DEFAULT_ZPOS) {
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DRM_ERROR("zpos not within limits\n");
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return -EINVAL;
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}
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}
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mutex_lock(&dev->mode_config.mutex);
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obj = drm_mode_object_find(dev, zpos_req->plane_id,
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DRM_MODE_OBJECT_PLANE);
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if (!obj) {
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DRM_DEBUG_KMS("Unknown plane ID %d\n",
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zpos_req->plane_id);
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ret = -EINVAL;
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goto out;
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}
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plane = obj_to_plane(obj);
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exynos_plane = container_of(plane, struct exynos_plane, base);
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exynos_plane->overlay.zpos = zpos_req->zpos;
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out:
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mutex_unlock(&dev->mode_config.mutex);
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return ret;
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}
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