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drm/i915: Require HW contexts (when possible)

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v2: Fixed the botched locking on init_hw failure in i915_reset (Ville)
Call cleanup_ringbuffer on failed context create in init_hw (Ville)

v3: Add dev argument ti clean_ringbuffer

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ben Widawsky
2013-11-06 13:56:29 -02:00
committed by Daniel Vetter
parent 2ec3815f29
commit 8245be3139
5 changed files with 31 additions and 32 deletions
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drivers/gpu/drm/i915/i915_sysfs.c
+3 -3
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@@ -181,13 +181,13 @@ i915_l3_write(struct file *filp, struct kobject *kobj,
int slice = (int)(uintptr_t)attr->private;
int ret;
if (!HAS_HW_CONTEXTS(drm_dev))
return -ENXIO;
ret = l3_access_valid(drm_dev, offset);
if (ret)
return ret;
if (dev_priv->hw_contexts_disabled)
return -ENXIO;
ret = i915_mutex_lock_interruptible(drm_dev);
if (ret)
return ret;