diff options
Diffstat (limited to 'overlay')
| -rw-r--r-- | overlay/Makefile.am | 2 | ||||
| -rw-r--r-- | overlay/debugfs.c | 21 | ||||
| -rw-r--r-- | overlay/debugfs.h | 1 | ||||
| -rw-r--r-- | overlay/overlay.c | 2 |
4 files changed, 26 insertions, 0 deletions
diff --git a/overlay/Makefile.am b/overlay/Makefile.am index 09f273c0..00a1ef5f 100644 --- a/overlay/Makefile.am +++ b/overlay/Makefile.am @@ -14,6 +14,8 @@ intel_gpu_overlay_SOURCES = \ chart.c \ cpu-top.h \ cpu-top.c \ + debugfs.h \ + debugfs.c \ gem-objects.h \ gem-objects.c \ gpu-top.h \ diff --git a/overlay/debugfs.c b/overlay/debugfs.c new file mode 100644 index 00000000..969ec368 --- /dev/null +++ b/overlay/debugfs.c @@ -0,0 +1,21 @@ +#include <sys/stat.h> +#include <sys/mount.h> +#include <errno.h> + +#include "debugfs.h" + +int debugfs_init(void) +{ + struct stat st; + + if (stat("/sys/kernel/debug/dri", &st) == 0) + return 0; + + if (stat("/sys/kernel/debug", &st)) + return errno; + + if (mount("debug", "/sys/kernel/debug", "debugfs", 0, 0)) + return errno; + + return 0; +} diff --git a/overlay/debugfs.h b/overlay/debugfs.h new file mode 100644 index 00000000..52577eff --- /dev/null +++ b/overlay/debugfs.h @@ -0,0 +1 @@ +int debugfs_init(void); diff --git a/overlay/overlay.c b/overlay/overlay.c index 6fb2bc26..98ee3d87 100644 --- a/overlay/overlay.c +++ b/overlay/overlay.c @@ -517,6 +517,8 @@ int main(int argc, char **argv) if (ctx.surface == NULL) return ENOMEM; + debugfs_init(); + init_gpu_top(&ctx, &ctx.gpu_top); init_gpu_perf(&ctx, &ctx.gpu_perf); init_gpu_freq(&ctx, &ctx.gpu_freq); |