提交 623f9783 编写于 作者: D Daniel Vetter

drm/i915: dump refcount into framebuffer debugfs file

Useful for checking whether the new refcounting works as advertised.
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 b0d12325
...@@ -1367,11 +1367,12 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) ...@@ -1367,11 +1367,12 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
ifbdev = dev_priv->fbdev; ifbdev = dev_priv->fbdev;
fb = to_intel_framebuffer(ifbdev->helper.fb); fb = to_intel_framebuffer(ifbdev->helper.fb);
seq_printf(m, "fbcon size: %d x %d, depth %d, %d bpp, obj ", seq_printf(m, "fbcon size: %d x %d, depth %d, %d bpp, refcount %d, obj ",
fb->base.width, fb->base.width,
fb->base.height, fb->base.height,
fb->base.depth, fb->base.depth,
fb->base.bits_per_pixel); fb->base.bits_per_pixel,
atomic_read(&fb->base.refcount.refcount));
describe_obj(m, fb->obj); describe_obj(m, fb->obj);
seq_printf(m, "\n"); seq_printf(m, "\n");
mutex_unlock(&dev->mode_config.mutex); mutex_unlock(&dev->mode_config.mutex);
...@@ -1381,11 +1382,12 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) ...@@ -1381,11 +1382,12 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
if (&fb->base == ifbdev->helper.fb) if (&fb->base == ifbdev->helper.fb)
continue; continue;
seq_printf(m, "user size: %d x %d, depth %d, %d bpp, obj ", seq_printf(m, "user size: %d x %d, depth %d, %d bpp, refcount %d, obj ",
fb->base.width, fb->base.width,
fb->base.height, fb->base.height,
fb->base.depth, fb->base.depth,
fb->base.bits_per_pixel); fb->base.bits_per_pixel,
atomic_read(&fb->base.refcount.refcount));
describe_obj(m, fb->obj); describe_obj(m, fb->obj);
seq_printf(m, "\n"); seq_printf(m, "\n");
} }
......
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