提交 0d38f009 编写于 作者: D Daniel Vetter

drm/i915: [sparse] __iomem fixes for debugfs

These were mostly straight forward. No forced casting needed.
Signed-off-by: NBen Widawsky <benjamin.widawsky@intel.com>
[danvet: fix conflict with ringbuffer_data removal and drop the hunk
about the status page - that needs more care to fix up.]
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 75020bc1
......@@ -1290,17 +1290,25 @@ static int i915_opregion(struct seq_file *m, void *unused)
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_opregion *opregion = &dev_priv->opregion;
void *data = kmalloc(OPREGION_SIZE, GFP_KERNEL);
int ret;
if (data == NULL)
return -ENOMEM;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
return ret;
goto out;
if (opregion->header)
seq_write(m, opregion->header, OPREGION_SIZE);
if (opregion->header) {
memcpy_fromio(data, opregion->header, OPREGION_SIZE);
seq_write(m, data, OPREGION_SIZE);
}
mutex_unlock(&dev->struct_mutex);
out:
kfree(data);
return 0;
}
......
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