release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/msm/mdp_ppp_dq.h

   1 /* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved.
   2  *
   3  * Redistribution and use in source and binary forms, with or without
   4  * modification, are permitted provided that the following conditions are
   5  * met:
   6  *     * Redistributions of source code must retain the above copyright
   7  *       notice, this list of conditions and the following disclaimer.
   8  *     * Redistributions in binary form must reproduce the above
   9  *       copyright notice, this list of conditions and the following
  10  *       disclaimer in the documentation and/or other materials provided
  11  *       with the distribution.
  12  *     * Neither the name of Code Aurora Forum, Inc. nor the names of its
  13  *       contributors may be used to endorse or promote products derived
  14  *       from this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
  17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
  20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  */
  29
  30 #ifndef MDP_PPP_DQ_H
  31 #define MDP_PPP_DQ_H
  32
  33 #include "msm_fb_def.h"
  34
  35 #define MDP_PPP_DEBUG_MSG MSM_FB_DEBUG
  36
  37 /* The maximum number of <Reg,Val> pairs in an mdp_ppp_roi_cmd_set structure (a
  38  * node)
  39  */
  40 #define MDP_PPP_ROI_NODE_SIZE 32
  41
  42 /* ROI config command (<Reg,Val> pair) for MDP PPP block */
  43 struct mdp_ppp_roi_cmd {
  44         uint32_t reg;
  45         uint32_t val;
  46 };
  47
  48 /* ROI config commands for MDP PPP block are stored in a list of
  49  * mdp_ppp_roi_cmd_set structures (nodes).
  50  */
  51 struct mdp_ppp_roi_cmd_set {
  52         struct list_head node;
  53         uint32_t ncmds; /* number of commands in this set (node). */
  54         struct mdp_ppp_roi_cmd cmd[MDP_PPP_ROI_NODE_SIZE];
  55 };
  56
  57 /* MDP PPP Display Job (DJob) */
  58 struct mdp_ppp_djob {
  59         struct list_head entry;
  60         /* One ROI per MDP PPP DJob */
  61         struct list_head roi_cmd_list;
  62         struct mdp_blit_req req;
  63         struct fb_info *info;
  64         struct delayed_work cleaner;
  65         struct file *p_src_file, *p_dst_file;
  66 };
  67
  68 extern struct completion mdp_ppp_comp;
  69 extern boolean mdp_ppp_waiting;
  70 extern unsigned long mdp_timer_duration;
  71
  72 unsigned int mdp_ppp_async_op_get(void);
  73 void mdp_ppp_async_op_set(unsigned int flag);
  74 void msm_fb_ensure_mem_coherency_after_dma(struct fb_info *info,
  75         struct mdp_blit_req *req_list, int req_list_count);
  76 void mdp_ppp_put_img(struct file *p_src_file, struct file *p_dst_file);
  77 void mdp_ppp_dq_init(void);
  78 void mdp_ppp_outdw(uint32_t addr, uint32_t data);
  79 struct mdp_ppp_djob *mdp_ppp_new_djob(void);
  80 void mdp_ppp_clear_curr_djob(void);
  81 void mdp_ppp_process_curr_djob(void);
  82 int mdp_ppp_get_ret_code(void);
  83 void mdp_ppp_djob_done(void);
  84 void mdp_ppp_wait(void);
  85
  86 #endif /* MDP_PPP_DQ_H */