[Mesa-dev] [PATCH v2] i965: Implement INTEL_performance_query backend

[Jonathan Gray]

On Thu, Feb 16, 2017 at 01:20:37PM +0000, Robert Bragg wrote:
> diff --git a/src/mesa/drivers/dri/i965/brw_performance_query.c b/src/mesa/drivers/dri/i965/brw_performance_query.c
> new file mode 100644
> index 0000000000..f1b6f583bf
> --- /dev/null
> +++ b/src/mesa/drivers/dri/i965/brw_performance_query.c
> +/**
> + * \file brw_performance_query.c
> + *
> + * Implementation of the GL_INTEL_performance_query extension.
> + *
> + * Currently this driver only exposes the 64bit Pipeline Statistics
> + * Registers for Gen6+, with support for Observability Counters to be
> + * added later for Gen7.5+
> + */
> +
> +#include <limits.h>
> +
> +#include <asm/unistd.h>

Is this include needed on Linux?  It broke the Mesa build on OpenBSD
and builds fine with it removed here.

> +#include <sys/types.h>
> +#include <sys/stat.h>
> +#include <fcntl.h>
> +#include <sys/mman.h>
> +#include <sys/ioctl.h>
> +
> +#include "main/hash.h"
> +#include "main/macros.h"
> +#include "main/mtypes.h"
> +#include "main/performance_query.h"
> +
> +#include "util/bitset.h"
> +#include "util/ralloc.h"
> +
> +#include "brw_context.h"
> +#include "brw_defines.h"
> +#include "brw_performance_query.h"
> +#include "intel_batchbuffer.h"
> +
> +#define FILE_DEBUG_FLAG DEBUG_PERFMON