freedreno/perfetto+fdperf: Set SYSPROF param

No need to check error return and deal with older kernels.  Older
kernels won't have this param but their default behavior allows for
systemwide perfcntr collection.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15236>

src/freedreno/ds/fd_pps_driver.cc

@@ -454,6 +454,8 @@ FreedrenoDriver::init_perfcnt()
       has_suspend_count = true;
    }
 
+   fd_pipe_set_param(pipe, FD_SYSPROF, 1);
+
    perfcntrs = fd_perfcntrs(fd_pipe_dev_id(pipe), &num_perfcntrs);
    if (num_perfcntrs == 0) {
       PERFETTO_FATAL("No hw counters available");

src/freedreno/perfcntrs/fdperf.c

@@ -159,6 +159,8 @@ find_device(void)
    if (!dev.io) {
       err(1, "could not map device");
    }
+
+   fd_pipe_set_param(dev.pipe, FD_SYSPROF, 1);
 }
 
 /*