Hasn't been necessary since
commit 115719fceaa733d646e39cdce83cc32ddb891a49
Author: Williams, Dan J <dan.j.williams@xxxxxxxxx>
Date: Mon Oct 12 21:12:57 2015 +0000
i915: switch from acpi_os_ioremap to memremap
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 24318b79bcfc..a9e1f18c36d1 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1842,25 +1842,18 @@ static int i915_opregion(struct seq_file *m, void *unused)
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *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)
goto out;
- if (opregion->header) {
- memcpy(data, opregion->header, OPREGION_SIZE);
- seq_write(m, data, OPREGION_SIZE);
- }
+ if (opregion->header)
+ seq_write(m, opregion->header, OPREGION_SIZE);
mutex_unlock(&dev->struct_mutex);
out:
- kfree(data);
return 0;
}
--
2.1.4
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