drivers/gpu/drm/msm/mdp/mdp5/mdp5_smp.h

   1 /*
   2  * Copyright (C) 2013 Red Hat
   3  * Author: Rob Clark <robdclark@gmail.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published by
   7  * the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef __MDP5_SMP_H__
  19 #define __MDP5_SMP_H__
  20
  21 #include "msm_drv.h"
  22
  23 #define MAX_SMP_BLOCKS  22
  24 #define SMP_BLK_SIZE    4096
  25 #define SMP_ENTRIES_PER_BLK (SMP_BLK_SIZE / 16)
  26
  27 typedef DECLARE_BITMAP(mdp5_smp_state_t, MAX_SMP_BLOCKS);
  28
  29 struct mdp5_client_smp_state {
  30         mdp5_smp_state_t inuse;
  31         mdp5_smp_state_t pending;
  32 };
  33
  34 struct mdp5_kms;
  35
  36 int mdp5_smp_request(struct mdp5_kms *mdp5_kms, enum mdp5_client_id cid, int nblks);
  37 void mdp5_smp_configure(struct mdp5_kms *mdp5_kms, enum mdp5_client_id cid);
  38 void mdp5_smp_commit(struct mdp5_kms *mdp5_kms, enum mdp5_client_id cid);
  39
  40
  41 #endif /* __MDP5_SMP_H__ */