mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-26 04:25:27 +08:00
29d1dc62e1
Better fit STI hardware structure. Planes are no more responsible of updating mixer information such as z-order and status. It is now up to the CRTC atomic flush to do it. Plane actions (enable or disable) are performed atomically. Disabling of a plane is synchronize with the vsync event. Signed-off-by: Vincent Abriou <vincent.abriou@st.com> Reviewed-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/*
|
|
* Copyright (C) STMicroelectronics SA 2014
|
|
* Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
|
|
* License terms: GNU General Public License (GPL), version 2
|
|
*/
|
|
|
|
#ifndef _STI_PLANE_H_
|
|
#define _STI_PLANE_H_
|
|
|
|
#include <drm/drmP.h>
|
|
#include <drm/drm_atomic_helper.h>
|
|
#include <drm/drm_plane_helper.h>
|
|
|
|
extern struct drm_plane_funcs sti_plane_helpers_funcs;
|
|
|
|
#define to_sti_plane(x) container_of(x, struct sti_plane, drm_plane)
|
|
|
|
#define STI_PLANE_TYPE_SHIFT 8
|
|
#define STI_PLANE_TYPE_MASK (~((1 << STI_PLANE_TYPE_SHIFT) - 1))
|
|
|
|
enum sti_plane_type {
|
|
STI_GDP = 1 << STI_PLANE_TYPE_SHIFT,
|
|
STI_VDP = 2 << STI_PLANE_TYPE_SHIFT,
|
|
STI_CUR = 3 << STI_PLANE_TYPE_SHIFT,
|
|
STI_BCK = 4 << STI_PLANE_TYPE_SHIFT
|
|
};
|
|
|
|
enum sti_plane_id_of_type {
|
|
STI_ID_0 = 0,
|
|
STI_ID_1 = 1,
|
|
STI_ID_2 = 2,
|
|
STI_ID_3 = 3
|
|
};
|
|
|
|
enum sti_plane_desc {
|
|
STI_GDP_0 = STI_GDP | STI_ID_0,
|
|
STI_GDP_1 = STI_GDP | STI_ID_1,
|
|
STI_GDP_2 = STI_GDP | STI_ID_2,
|
|
STI_GDP_3 = STI_GDP | STI_ID_3,
|
|
STI_HQVDP_0 = STI_VDP | STI_ID_0,
|
|
STI_CURSOR = STI_CUR,
|
|
STI_BACK = STI_BCK
|
|
};
|
|
|
|
enum sti_plane_status {
|
|
STI_PLANE_READY,
|
|
STI_PLANE_UPDATED,
|
|
STI_PLANE_DISABLING,
|
|
STI_PLANE_FLUSHING,
|
|
STI_PLANE_DISABLED,
|
|
};
|
|
|
|
/**
|
|
* STI plane structure
|
|
*
|
|
* @plane: drm plane it is bound to (if any)
|
|
* @desc: plane type & id
|
|
* @status: to know the status of the plane
|
|
* @zorder: plane z-order
|
|
*/
|
|
struct sti_plane {
|
|
struct drm_plane drm_plane;
|
|
enum sti_plane_desc desc;
|
|
enum sti_plane_status status;
|
|
int zorder;
|
|
};
|
|
|
|
const char *sti_plane_to_str(struct sti_plane *plane);
|
|
void sti_plane_init_property(struct sti_plane *plane,
|
|
enum drm_plane_type type);
|
|
#endif
|