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Commit e76d3630 authored by Ben Widawsky's avatar Ben Widawsky Committed by Keith Packard
Browse files

drm/i915: debugfs for context information 



Currently this is only useful for the rc6 stuff. But this would also be
useful when I finally get around to the logical context + ppgtt stuff.

Signed-off-by: default avatarBen Widawsky <ben@bwidawsk.net>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarKeith Packard <keithp@keithp.com>
parent 7df8721b

drivers/gpu/drm/i915/i915_debugfs.c

+25 −0
Original line number Diff line number Diff line
@@ -1186,6 +1186,30 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) 
	return 0;

}



static int i915_context_status(struct seq_file *m, void *unused)

{

	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 ret;



	ret = mutex_lock_interruptible(&dev->mode_config.mutex);

	if (ret)

		return ret;



	seq_printf(m, "power context ");

	describe_obj(m, dev_priv->pwrctx);

	seq_printf(m, "\n");



	seq_printf(m, "render context ");

	describe_obj(m, dev_priv->renderctx);

	seq_printf(m, "\n");



	mutex_unlock(&dev->mode_config.mutex);



	return 0;

}



static int

i915_wedged_open(struct inode *inode,

		 struct file *filp)
@@ -1324,6 +1348,7 @@ static struct drm_info_list i915_debugfs_list[] = { 
	{"i915_sr_status", i915_sr_status, 0},

	{"i915_opregion", i915_opregion, 0},

	{"i915_gem_framebuffer", i915_gem_framebuffer_info, 0},

	{"i915_context_status", i915_context_status, 0},

};

#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)