android_kernel_samsung_msm8976/drivers/video/msm/mdss/mdp3_ctrl.h
Krishna Chaitanya Parimi bab2dc64e7 msm: mdp3: reprogram CSC configuration after underrun interrupt
Underrun would cause resetting of CSC registers thereby causing
black screen. Now schedule work to program CSC registers in
underrun interrupt handler.

Change-Id: I9f5cc8ddbe9afbfd36d65601b66e8da5e7ec6e95
Signed-off-by: Krishna Chaitanya Parimi <cparimi@codeaurora.org>
2015-11-05 04:26:18 -08:00

77 lines
2 KiB
C

/* Copyright (c) 2013-2015, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only 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.
*
*/
#ifndef MDP3_CTRL_H
#define MDP3_CTRL_H
#include <linux/types.h>
#include <linux/mutex.h>
#include <linux/completion.h>
#include <linux/timer.h>
#include "mdp3.h"
#include "mdp3_dma.h"
#include "mdss_fb.h"
#include "mdss_panel.h"
#define MDP3_MAX_BUF_QUEUE 8
#define MDP3_LUT_HIST_EN 0x001
#define MDP3_LUT_GC_EN 0x002
struct mdp3_buffer_queue {
struct mdp3_img_data img_data[MDP3_MAX_BUF_QUEUE];
int count;
int push_idx;
int pop_idx;
};
struct mdp3_session_data {
struct mutex lock;
int status;
struct mdp3_dma *dma;
struct mdss_panel_data *panel;
struct mdp3_intf *intf;
struct msm_fb_data_type *mfd;
ktime_t vsync_time;
struct timer_list vsync_timer;
int vsync_period;
struct sysfs_dirent *vsync_event_sd;
struct mdp_overlay overlay;
struct mdp_overlay req_overlay;
struct mdp3_buffer_queue bufq_in;
struct mdp3_buffer_queue bufq_out;
struct work_struct clk_off_work;
struct work_struct dma_done_work;
atomic_t dma_done_cnt;
int histo_status;
struct mutex histo_lock;
int lut_sel;
bool vsync_before_commit;
bool first_commit;
int clk_on;
struct blocking_notifier_head notifier_head;
int vsync_enabled;
atomic_t vsync_countdown; /* Used to count down */
bool in_splash_screen;
int dyn_pu_state; /* dynamic partial update status */
bool esd_recovery;
bool dma_active;
struct completion dma_completion;
int (*wait_for_dma_done)(struct mdp3_session_data *session);
};
int mdp3_ctrl_init(struct msm_fb_data_type *mfd);
#endif /* MDP3_CTRL_H */