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drm/i915/bdw: Display context backing obj & ringbuffer info in debugfs

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Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
[danvet: Checkpatch.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Oscar Mateo 2014-07-24 17:04:46 +01:00 committed by Daniel Vetter
parent 4ba70e448b
commit c9fe99bd4c
1 changed files with 33 additions and 4 deletions
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37
drivers/gpu/drm/i915/i915_debugfs.c
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@ -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');
}