From c9fe99bd4c4f8730207fed5e863d8f25224fd20b Mon Sep 17 00:00:00 2001 From: Oscar Mateo Date: Thu, 24 Jul 2014 17:04:46 +0100 Subject: [PATCH] drm/i915/bdw: Display context backing obj & ringbuffer info in debugfs Signed-off-by: Oscar Mateo Reviewed-by: Damien Lespiau [danvet: Checkpatch.] Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_debugfs.c | 37 +++++++++++++++++++++++++---- 1 file changed, 33 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 68335813ef4c..4f279cfe67b8 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1677,6 +1677,14 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) return 0; } +static void describe_ctx_ringbuf(struct seq_file *m, + struct intel_ringbuffer *ringbuf) +{ + seq_printf(m, " (ringbuffer, space: %d, head: %u, tail: %u, last head: %d)", + ringbuf->space, ringbuf->head, ringbuf->tail, + ringbuf->last_retired_head); +} + static int i915_context_status(struct seq_file *m, void *unused) { struct drm_info_node *node = m->private; @@ -1703,16 +1711,37 @@ static int i915_context_status(struct seq_file *m, void *unused) } list_for_each_entry(ctx, &dev_priv->context_list, link) { - if (ctx->legacy_hw_ctx.rcs_state == NULL) + if (!i915.enable_execlists && + ctx->legacy_hw_ctx.rcs_state == NULL) continue; seq_puts(m, "HW context "); describe_ctx(m, ctx); - for_each_ring(ring, dev_priv, i) + for_each_ring(ring, dev_priv, i) { if (ring->default_context == ctx) - seq_printf(m, "(default context %s) ", ring->name); + seq_printf(m, "(default context %s) ", + ring->name); + } + + if (i915.enable_execlists) { + seq_putc(m, '\n'); + for_each_ring(ring, dev_priv, i) { + struct drm_i915_gem_object *ctx_obj = + ctx->engine[i].state; + struct intel_ringbuffer *ringbuf = + ctx->engine[i].ringbuf; + + seq_printf(m, "%s: ", ring->name); + if (ctx_obj) + describe_obj(m, ctx_obj); + if (ringbuf) + describe_ctx_ringbuf(m, ringbuf); + seq_putc(m, '\n'); + } + } else { + describe_obj(m, ctx->legacy_hw_ctx.rcs_state); + } - describe_obj(m, ctx->legacy_hw_ctx.rcs_state); seq_putc(m, '\n'); } -- 2.39.5