On Sun, May 22, 2016 at 02:02:32PM +0100, Chris Wilson wrote:
> Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
> Cc: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
> Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/i915_debugfs.c | 35 +++++++++++++++++++++++++++++++++++
> 1 file changed, 35 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c
> b/drivers/gpu/drm/i915/i915_debugfs.c
> index 30cb26fe2fa9..3d14eb3215e1 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -417,6 +417,40 @@ static void print_batch_pool_stats(struct seq_file *m,
> print_file_stats(m, "[k]batch pool", stats);
> }
>
> +static int per_file_ctx_stats(int id, void *ptr, void *data)
> +{
> + struct i915_gem_context *ctx = ptr;
> + int n;
> +
> + for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) {
> + if (ctx->engine[n].state)
> + per_file_stats(0, ctx->engine[n].state, data);
> + if (ctx->engine[n].ringbuf)
> + per_file_stats(0, ctx->engine[n].ringbuf->obj, data);
> + }
> +
> + return 0;
> +}
> +
> +static void print_context_stats(struct seq_file *m,
> + struct drm_i915_private *dev_priv)
> +{
> + struct file_stats stats;
> + struct drm_file *file;
> +
> + memset(&stats, 0, sizeof(stats));
> +
> + if (dev_priv->kernel_context)
> + per_file_ctx_stats(0, dev_priv->kernel_context, &stats);
> +
> + list_for_each_entry(file, &dev_priv->dev->filelist, lhead) {
dev->filelist has grown it's own lock now, dev->filelist_mutex. Should we
have a drm_for_each_file macro which includes a helpful
lockdep_assert_held?
-Daniel
> + struct drm_i915_file_private *fpriv = file->driver_priv;
> + idr_for_each(&fpriv->context_idr, per_file_ctx_stats, &stats);
> + }
> +
> + print_file_stats(m, "[k]contexts", stats);
> +}
> +
> #define count_vmas(list, member) do { \
> list_for_each_entry(vma, list, member) { \
> size += i915_gem_obj_total_ggtt_size(vma->obj); \
> @@ -521,6 +555,7 @@ static int i915_gem_object_info(struct seq_file *m, void*
> data)
>
> seq_putc(m, '\n');
> print_batch_pool_stats(m, dev_priv);
> + print_context_stats(m, dev_priv);
>
> mutex_unlock(&dev->struct_mutex);
>
> --
> 2.8.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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