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trace/rbug: Use condvar on system that has it for blocking

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This commit is contained in:
Jakob Bornecrantz 2009-06-05 03:01:34 +01:00
parent d4c578ae41
commit 61ffba44fd
3 changed files with 14 additions and 0 deletions
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5
src/gallium/drivers/trace/tr_context.c
View file

@ -127,9 +127,13 @@ trace_context_draw_block(struct trace_context *tr_ctx, int flag)
/* wait for rbug to clear the blocked flag */
while (tr_ctx->draw_blocked & flag) {
tr_ctx->draw_blocked |= flag;
#ifdef PIPE_THREAD_HAVE_CONDVAR
pipe_condvar_wait(tr_ctx->draw_cond, tr_ctx->draw_mutex);
#else
pipe_mutex_unlock(tr_ctx->draw_mutex);
/* TODO sleep or use conditional */
pipe_mutex_lock(tr_ctx->draw_mutex);
#endif
}
pipe_mutex_unlock(tr_ctx->draw_mutex);
@ -1191,6 +1195,7 @@ trace_context_create(struct pipe_screen *_screen,
rbug_blocker_flags,
0);
pipe_mutex_init(tr_ctx->draw_mutex);
pipe_condvar_init(tr_ctx->draw_cond);
pipe_mutex_init(tr_ctx->list_mutex);
make_empty_list(&tr_ctx->shaders);

1
src/gallium/drivers/trace/tr_context.h
View file

@ -56,6 +56,7 @@ struct trace_context
struct trace_texture *zsbuf;
} curr;
pipe_condvar draw_cond;
pipe_mutex draw_mutex;
int draw_blocker;
int draw_blocked;

8
src/gallium/drivers/trace/tr_rbug.c
View file

@ -371,6 +371,10 @@ trace_rbug_context_draw_step(struct trace_rbug *tr_rbug, struct rbug_header *hea
tr_ctx->draw_blocked &= ~step->step;
pipe_mutex_unlock(tr_ctx->draw_mutex);
#ifdef PIPE_THREAD_HAVE_CONDVAR
pipe_condvar_broadcast(tr_ctx->draw_cond);
#endif
pipe_mutex_unlock(tr_scr->list_mutex);
return 0;
@ -397,6 +401,10 @@ trace_rbug_context_draw_unblock(struct trace_rbug *tr_rbug, struct rbug_header *
tr_ctx->draw_blocker &= ~unblock->unblock;
pipe_mutex_unlock(tr_ctx->draw_mutex);
#ifdef PIPE_THREAD_HAVE_CONDVAR
pipe_condvar_broadcast(tr_ctx->draw_cond);
#endif
pipe_mutex_unlock(tr_scr->list_mutex);
return 0;