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Code Issues Releases Wiki Activity

drm/i915/gvt: Mark i915.enable_gvt as false if loading fails

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If we update the value of i915.enable_gvt should we fail to load GVT,
userspace can easily detect when it fails to load as requested.

Testcase: igt/gvt_basic
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Zhi Wang <zhi.a.wang@intel.com>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1466507234-23242-1-git-send-email-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2016-06-21 12:04:21 +01:00
parent 77ca04ccf0
commit 7822492fd2
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/i915/intel_gvt.c
View file

@ -63,7 +63,7 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
if (!is_supported_device(dev_priv)) {
DRM_DEBUG_DRIVER("Unsupported device. GVT-g is disabled\n");
return 0;
goto bail;
}
/*
@ -72,16 +72,20 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
ret = intel_gvt_init_host();
if (ret) {
DRM_DEBUG_DRIVER("Not in host or MPT modules not found\n");
return 0;
goto bail;
}
ret = intel_gvt_init_device(dev_priv);
if (ret) {
DRM_DEBUG_DRIVER("Fail to init GVT device\n");
return 0;
goto bail;
}
return 0;
bail:
i915.enable_gvt = 0;
return 0;
}
/**