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drm/rockchip: vop2: Add check for two win mode

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When cluster work at two win mode:
act_w + xoffset % 16 <= 2048

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Change-Id: I1326b02ede58b9a96960ad0d262cb1665bd29525
This commit is contained in:
Andy Yan
2021-11-04 19:09:52 +08:00
parent a75da01111
commit cddd9bf436
1 changed files with 49 additions and 0 deletions
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49
drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
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@@ -1739,6 +1739,10 @@ static inline bool vop2_has_feature(struct vop2 *vop2, uint64_t feature)
return (vop2->data->feature & feature);
}
/*
* 0: Full mode, 16 lines for one tail
* 1: half block mode
*/
static int vop2_afbc_half_block_enable(struct vop2_plane_state *vpstate)
{
if (vpstate->rotate_270_en || vpstate->rotate_90_en)
@@ -3149,6 +3153,45 @@ static void vop2_crtc_atomic_disable(struct drm_crtc *crtc,
}
}
static int vop2_cluster_two_win_mode_check(struct drm_plane_state *pstate)
{
struct drm_atomic_state *state = pstate->state;
struct drm_plane *plane = pstate->plane;
struct vop2_win *win = to_vop2_win(plane);
struct vop2 *vop2 = win->vop2;
struct vop2_win *main_win = vop2_find_win_by_phys_id(vop2, win->phys_id);
struct drm_plane_state *main_pstate;
int actual_w = drm_rect_width(&pstate->src) >> 16;
int xoffset;
if (pstate->fb->modifier == DRM_FORMAT_MOD_LINEAR)
xoffset = 0;
else
xoffset = pstate->src.x1 >> 16;
if ((actual_w + xoffset % 16) > 2048) {
DRM_ERROR("%s act_w(%d) + xoffset(%d) / 16 << 2048 in two win mode\n",
win->name, actual_w, xoffset);
return -EINVAL;
}
main_pstate = drm_atomic_get_new_plane_state(state, &main_win->base);
if (pstate->fb->modifier == DRM_FORMAT_MOD_LINEAR)
xoffset = 0;
else
xoffset = main_pstate->src.x1 >> 16;
actual_w = drm_rect_width(&main_pstate->src) >> 16;
if ((actual_w + xoffset % 16) > 2048) {
DRM_ERROR("%s act_w(%d) + xoffset(%d) / 16 << 2048 in two win mode\n",
main_win->name, actual_w, xoffset);
return -EINVAL;
}
return 0;
}
static int vop2_cluter_splice_scale_check(struct vop2_win *win, struct drm_plane_state *pstate,
u16 hdisplay)
{
@@ -3344,6 +3387,12 @@ static int vop2_plane_atomic_check(struct drm_plane *plane, struct drm_plane_sta
}
}
if (win->feature & WIN_FEATURE_CLUSTER_SUB) {
ret = vop2_cluster_two_win_mode_check(state);
if (ret < 0)
return ret;
}
/*
* Src.x1 can be odd when do clip, but yuv plane start point
* need align with 2 pixel.