src/gallium/drivers/freedreno/freedreno_screen.h

   1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
   2
   3 /*
   4  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Authors:
  26  *    Rob Clark <robclark@freedesktop.org>
  27  */
  28
  29 #ifndef FREEDRENO_SCREEN_H_
  30 #define FREEDRENO_SCREEN_H_
  31
  32 #include <freedreno_drmif.h>
  33 #include <freedreno_ringbuffer.h>
  34
  35 #include "pipe/p_screen.h"
  36 #include "util/u_memory.h"
  37 #include "os/os_thread.h"
  38
  39 #include "freedreno_batch_cache.h"
  40
  41 struct fd_bo;
  42
  43 struct fd_screen {
  44         struct pipe_screen base;
  45
  46         pipe_mutex lock;
  47
  48         /* it would be tempting to use pipe_reference here, but that
  49          * really doesn't work well if it isn't the first member of
  50          * the struct, so not quite so awesome to be adding refcnting
  51          * further down the inheritance hierarchy:
  52          */
  53         int refcnt;
  54
  55         /* place for winsys to stash it's own stuff: */
  56         void *winsys_priv;
  57
  58         uint32_t gmemsize_bytes;
  59         uint32_t device_id;
  60         uint32_t gpu_id;         /* 220, 305, etc */
  61         uint32_t chip_id;        /* coreid:8 majorrev:8 minorrev:8 patch:8 */
  62         uint32_t max_freq;
  63         uint32_t max_rts;        /* max # of render targets */
  64         bool has_timestamp;
  65
  66         void *compiler;          /* currently unused for a2xx */
  67
  68         struct fd_device *dev;
  69         struct fd_pipe *pipe;
  70
  71         int64_t cpu_gpu_time_delta;
  72
  73         struct fd_batch_cache batch_cache;
  74
  75         bool reorder;
  76 };
  77
  78 static inline struct fd_screen *
  79 fd_screen(struct pipe_screen *pscreen)
  80 {
  81         return (struct fd_screen *)pscreen;
  82 }
  83
  84 boolean fd_screen_bo_get_handle(struct pipe_screen *pscreen,
  85                 struct fd_bo *bo,
  86                 unsigned stride,
  87                 struct winsys_handle *whandle);
  88 struct fd_bo * fd_screen_bo_from_handle(struct pipe_screen *pscreen,
  89                 struct winsys_handle *whandle,
  90                 unsigned *out_stride);
  91
  92 struct pipe_screen * fd_screen_create(struct fd_device *dev);
  93
  94 /* is a3xx patch revision 0? */
  95 /* TODO a306.0 probably doesn't need this.. be more clever?? */
  96 static inline boolean
  97 is_a3xx_p0(struct fd_screen *screen)
  98 {
  99         return (screen->chip_id & 0xff0000ff) == 0x03000000;
 100 }
 101
 102 static inline boolean
 103 is_a3xx(struct fd_screen *screen)
 104 {
 105         return (screen->gpu_id >= 300) && (screen->gpu_id < 400);
 106 }
 107
 108 static inline boolean
 109 is_a4xx(struct fd_screen *screen)
 110 {
 111         return (screen->gpu_id >= 400) && (screen->gpu_id < 500);
 112 }
 113
 114 /* is it using the ir3 compiler (shader isa introduced with a3xx)? */
 115 static inline boolean
 116 is_ir3(struct fd_screen *screen)
 117 {
 118         return is_a3xx(screen) || is_a4xx(screen);
 119 }
 120
 121 #endif /* FREEDRENO_SCREEN_H_ */