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 "util/slab.h"
  38 #include "os/os_thread.h"
  39
  40 #include "freedreno_batch_cache.h"
  41 #include "freedreno_util.h"
  42
  43 struct fd_bo;
  44
  45 struct fd_screen {
  46         struct pipe_screen base;
  47
  48         mtx_t lock;
  49
  50         /* it would be tempting to use pipe_reference here, but that
  51          * really doesn't work well if it isn't the first member of
  52          * the struct, so not quite so awesome to be adding refcnting
  53          * further down the inheritance hierarchy:
  54          */
  55         int refcnt;
  56
  57         /* place for winsys to stash it's own stuff: */
  58         void *winsys_priv;
  59
  60         struct slab_parent_pool transfer_pool;
  61
  62         uint32_t gmemsize_bytes;
  63         uint32_t device_id;
  64         uint32_t gpu_id;         /* 220, 305, etc */
  65         uint32_t chip_id;        /* coreid:8 majorrev:8 minorrev:8 patch:8 */
  66         uint32_t max_freq;
  67         uint32_t max_rts;        /* max # of render targets */
  68         uint32_t gmem_alignw, gmem_alignh;
  69         uint32_t num_vsc_pipes;
  70         bool has_timestamp;
  71
  72         void *compiler;          /* currently unused for a2xx */
  73
  74         struct fd_device *dev;
  75
  76         /* NOTE: we still need a pipe associated with the screen in a few
  77          * places, like screen->get_timestamp().  For anything context
  78          * related, use ctx->pipe instead.
  79          */
  80         struct fd_pipe *pipe;
  81
  82         int64_t cpu_gpu_time_delta;
  83
  84         struct fd_batch_cache batch_cache;
  85
  86         bool reorder;
  87 };
  88
  89 static inline struct fd_screen *
  90 fd_screen(struct pipe_screen *pscreen)
  91 {
  92         return (struct fd_screen *)pscreen;
  93 }
  94
  95 boolean fd_screen_bo_get_handle(struct pipe_screen *pscreen,
  96                 struct fd_bo *bo,
  97                 unsigned stride,
  98                 struct winsys_handle *whandle);
  99 struct fd_bo * fd_screen_bo_from_handle(struct pipe_screen *pscreen,
 100                 struct winsys_handle *whandle);
 101
 102 struct pipe_screen * fd_screen_create(struct fd_device *dev);
 103
 104 /* is a3xx patch revision 0? */
 105 /* TODO a306.0 probably doesn't need this.. be more clever?? */
 106 static inline boolean
 107 is_a3xx_p0(struct fd_screen *screen)
 108 {
 109         return (screen->chip_id & 0xff0000ff) == 0x03000000;
 110 }
 111
 112 static inline boolean
 113 is_a3xx(struct fd_screen *screen)
 114 {
 115         return (screen->gpu_id >= 300) && (screen->gpu_id < 400);
 116 }
 117
 118 static inline boolean
 119 is_a4xx(struct fd_screen *screen)
 120 {
 121         return (screen->gpu_id >= 400) && (screen->gpu_id < 500);
 122 }
 123
 124 static inline boolean
 125 is_a5xx(struct fd_screen *screen)
 126 {
 127         return (screen->gpu_id >= 500) && (screen->gpu_id < 600);
 128 }
 129
 130 /* is it using the ir3 compiler (shader isa introduced with a3xx)? */
 131 static inline boolean
 132 is_ir3(struct fd_screen *screen)
 133 {
 134         return is_a3xx(screen) || is_a4xx(screen) || is_a5xx(screen);
 135 }
 136
 137 static inline bool
 138 has_compute(struct fd_screen *screen)
 139 {
 140         return is_a5xx(screen);
 141 }
 142
 143 #endif /* FREEDRENO_SCREEN_H_ */