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      1 /*
      2  * Copyright  2021 Google, Inc.
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     21  * SOFTWARE.
     22  */
     23 
     24 #ifndef FREEDRENO_PERFETTO_H_
     25 #define FREEDRENO_PERFETTO_H_
     26 
     27 #ifdef __cplusplus
     28 extern "C" {
     29 #endif
     30 
     31 #ifdef HAVE_PERFETTO
     32 
     33 /**
     34  * Render-stage id's
     35  */
     36 enum fd_stage_id {
     37    SURFACE_STAGE_ID, /* Surface is a sort of meta-stage for render-target info */
     38    BINNING_STAGE_ID,
     39    GMEM_STAGE_ID,
     40    BYPASS_STAGE_ID,
     41    BLIT_STAGE_ID,
     42    COMPUTE_STAGE_ID,
     43    CLEAR_RESTORE_STAGE_ID,
     44    RESOLVE_STAGE_ID,
     45    // TODO add the rest
     46 
     47    NUM_STAGES
     48 };
     49 
     50 static const struct {
     51    const char *name;
     52    const char *desc;
     53 } stages[] = {
     54    [SURFACE_STAGE_ID] = {"Surface"},
     55    [BINNING_STAGE_ID] = {"Binning", "Perform Visibility pass and determine target bins"},
     56    [GMEM_STAGE_ID]    = {"Render", "Rendering to GMEM"},
     57    [BYPASS_STAGE_ID]  = {"Render", "Rendering to system memory"},
     58    [BLIT_STAGE_ID]    = {"Blit", "Performing a Blit operation"},
     59    [COMPUTE_STAGE_ID] = {"Compute", "Compute job"},
     60    [CLEAR_RESTORE_STAGE_ID] = {"Clear/Restore", "Clear (sysmem) or per-tile clear or restore (GMEM)"},
     61    [RESOLVE_STAGE_ID] = {"Resolve", "Per tile resolve (GMEM to system memory"},
     62    // TODO add the rest
     63 };
     64 
     65 /**
     66  * Queue-id's
     67  */
     68 enum {
     69    DEFAULT_HW_QUEUE_ID,
     70 };
     71 
     72 static const struct {
     73    const char *name;
     74    const char *desc;
     75 } queues[] = {
     76    [DEFAULT_HW_QUEUE_ID] = {"GPU Queue 0", "Default Adreno Hardware Queue"},
     77 };
     78 
     79 /**
     80  * The u_trace tracepoints which are used to capture GPU timestamps and
     81  * trigger perfetto events tend to come in begin/end pairs (ie. start
     82  * and end of binning pass, etc), but perfetto wants one event for the
     83  * whole pass.  So we need to buffer up some state at the "begin" trae
     84  * callback, and then emit the perfetto event at the "end" event based
     85  * on previously recorded timestamp/data.  This struct is where we can
     86  * accumulate that state.
     87  */
     88 struct fd_perfetto_state {
     89    uint64_t start_ts[NUM_STAGES];
     90 
     91    /*
     92     * Surface state for the renderpass:
     93     */
     94    uint32_t submit_id;
     95    enum pipe_format cbuf0_format : 16;
     96    enum pipe_format zs_format : 16;
     97    uint16_t width;
     98    uint16_t height;
     99    uint8_t mrts;
    100    uint8_t samples;
    101    uint16_t nbins;
    102    uint16_t binw;
    103    uint16_t binh;
    104    // TODO # of draws and possibly estimated cost might be useful addition..
    105 };
    106 
    107 void fd_perfetto_init(void);
    108 
    109 struct fd_context;
    110 void fd_perfetto_submit(struct fd_context *ctx);
    111 
    112 #endif
    113 
    114 #ifdef __cplusplus
    115 }
    116 #endif
    117 
    118 #endif /* FREEDRENO_PERFETTO_H_ */
    119