drivers/gpu/drm/msm/disp/dpu1/dpu_hw_blk.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
   3  */
   4
   5 #define pr_fmt(fmt)     "[drm:%s:%d] " fmt, __func__, __LINE__
   6
   7 #include <linux/mutex.h>
   8 #include <linux/errno.h>
   9 #include <linux/slab.h>
  10
  11 #include "dpu_hw_mdss.h"
  12 #include "dpu_hw_blk.h"
  13
  14 /**
  15  * dpu_hw_blk_init - initialize hw block object
  16  * @hw_blk: pointer to hw block object
  17  * @type: hw block type - enum dpu_hw_blk_type
  18  * @id: instance id of the hw block
  19  */
  20 void dpu_hw_blk_init(struct dpu_hw_blk *hw_blk, u32 type, int id)
  21 {
  22         hw_blk->type = type;
  23         hw_blk->id = id;
  24 }
  25
  26 /**
  27  * dpu_hw_blk_destroy - destroy hw block object.
  28  * @hw_blk:  pointer to hw block object
  29  * return: none
  30  */
  31 void dpu_hw_blk_destroy(struct dpu_hw_blk *hw_blk)
  32 {
  33         if (!hw_blk) {
  34                 pr_err("invalid parameters\n");
  35                 return;
  36         }
  37 }