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Commit a6172a80 authored by Chris Wilson's avatar Chris Wilson Committed by Eric Anholt
Browse files

drm/i915: Display fence register state in debugfs i915_gem_fence_regs node. 



Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
parent f4ceda89

drivers/gpu/drm/i915/i915_gem_debugfs.c

+57 −9
Original line number Diff line number Diff line
@@ -41,6 +41,26 @@ 
#define FLUSHING_LIST	2

#define INACTIVE_LIST	3



static const char *get_pin_flag(struct drm_i915_gem_object *obj_priv)

{

	if (obj_priv->user_pin_count > 0)

		return "P";

	else if (obj_priv->pin_count > 0)

		return "p";

	else

		return " ";

}



static const char *get_tiling_flag(struct drm_i915_gem_object *obj_priv)

{

    switch (obj_priv->tiling_mode) {

    default:

    case I915_TILING_NONE: return " ";

    case I915_TILING_X: return "X";

    case I915_TILING_Y: return "Y";

    }

}



static int i915_gem_object_list_info(struct seq_file *m, void *data)

{

	struct drm_info_node *node = (struct drm_info_node *) m->private;
@@ -70,19 +90,11 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data) 


	list_for_each_entry(obj_priv, head, list)

	{

		char *pin_description;

		struct drm_gem_object *obj = obj_priv->obj;



		if (obj_priv->user_pin_count > 0)

			pin_description = "P";

		else if (obj_priv->pin_count > 0)

			pin_description = "p";

		else

			pin_description = " ";



		seq_printf(m, "    %p: %s %08x %08x %d",

			   obj,

			   pin_description,

			   get_pin_flag(obj_priv),

			   obj->read_domains, obj->write_domain,

			   obj_priv->last_rendering_seqno);
@@ -161,6 +173,41 @@ static int i915_interrupt_info(struct seq_file *m, void *data) 
	return 0;

}



static int i915_gem_fence_regs_info(struct seq_file *m, void *data)

{

	struct drm_info_node *node = (struct drm_info_node *) m->private;

	struct drm_device *dev = node->minor->dev;

	drm_i915_private_t *dev_priv = dev->dev_private;

	int i;



	seq_printf(m, "Reserved fences = %d\n", dev_priv->fence_reg_start);

	seq_printf(m, "Total fences = %d\n", dev_priv->num_fence_regs);

	for (i = 0; i < dev_priv->num_fence_regs; i++) {

		struct drm_gem_object *obj = dev_priv->fence_regs[i].obj;



		if (obj == NULL) {

			seq_printf(m, "Fenced object[%2d] = unused\n", i);

		} else {

			struct drm_i915_gem_object *obj_priv;



			obj_priv = obj->driver_private;

			seq_printf(m, "Fenced object[%2d] = %p: %s "

				   "%08x %08x %08x %s %08x %08x %d",

				   i, obj, get_pin_flag(obj_priv),

				   obj_priv->gtt_offset,

				   obj->size, obj_priv->stride,

				   get_tiling_flag(obj_priv),

				   obj->read_domains, obj->write_domain,

				   obj_priv->last_rendering_seqno);

			if (obj->name)

				seq_printf(m, " (name: %d)", obj->name);

			seq_printf(m, "\n");

		}

	}



	return 0;

}



static int i915_hws_info(struct seq_file *m, void *data)

{

	struct drm_info_node *node = (struct drm_info_node *) m->private;
@@ -187,6 +234,7 @@ static struct drm_info_list i915_gem_debugfs_list[] = { 
	{"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST},

	{"i915_gem_request", i915_gem_request_info, 0},

	{"i915_gem_seqno", i915_gem_seqno_info, 0},

	{"i915_gem_fence_regs", i915_gem_fence_regs_info, 0},

	{"i915_gem_interrupt", i915_interrupt_info, 0},

	{"i915_gem_hws", i915_hws_info, 0},

};