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author | Zhi Wang <zhi.a.wang@intel.com> | 2016-06-16 08:06:59 -0400 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-17 19:44:29 +0100 |
commit | b02d22a399963926618949f794e8a13aebb42898 (patch) | |
tree | 3d414b654db82812aed1a8b39ad07226f7f878a1 /drivers/gpu/drm/i915/i915_vgpu.c | |
parent | b2a5d1e7162889ad28a2bd96fb556540866f599c (diff) | |
download | linux-stable-b02d22a399963926618949f794e8a13aebb42898.tar.gz linux-stable-b02d22a399963926618949f794e8a13aebb42898.tar.bz2 linux-stable-b02d22a399963926618949f794e8a13aebb42898.zip |
drm/i915: Fold vGPU active check into inner functions
v5:
- Let functions take struct drm_i915_private *. (Tvrtko)
- Fold vGPU related active check into the inner functions. (Kevin)
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Suggested-by: Kevin Tian <kevin.tian@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1466078825-6662-4-git-send-email-zhi.a.wang@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_vgpu.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_vgpu.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915_vgpu.c index c3c6c64e5f5e..f6acb5a0e701 100644 --- a/drivers/gpu/drm/i915/i915_vgpu.c +++ b/drivers/gpu/drm/i915/i915_vgpu.c @@ -101,10 +101,13 @@ static struct _balloon_info_ bl_info; * This function is called to deallocate the ballooned-out graphic memory, when * driver is unloaded or when ballooning fails. */ -void intel_vgt_deballoon(void) +void intel_vgt_deballoon(struct drm_i915_private *dev_priv) { int i; + if (!intel_vgpu_active(dev_priv)) + return; + DRM_DEBUG("VGT deballoon.\n"); for (i = 0; i < 4; i++) { @@ -177,9 +180,8 @@ static int vgt_balloon_space(struct drm_mm *mm, * Returns: * zero on success, non-zero if configuration invalid or ballooning failed */ -int intel_vgt_balloon(struct drm_device *dev) +int intel_vgt_balloon(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); struct i915_ggtt *ggtt = &dev_priv->ggtt; unsigned long ggtt_end = ggtt->base.start + ggtt->base.total; @@ -187,6 +189,9 @@ int intel_vgt_balloon(struct drm_device *dev) unsigned long unmappable_base, unmappable_size, unmappable_end; int ret; + if (!intel_vgpu_active(dev_priv)) + return 0; + mappable_base = I915_READ(vgtif_reg(avail_rs.mappable_gmadr.base)); mappable_size = I915_READ(vgtif_reg(avail_rs.mappable_gmadr.size)); unmappable_base = I915_READ(vgtif_reg(avail_rs.nonmappable_gmadr.base)); @@ -258,6 +263,6 @@ int intel_vgt_balloon(struct drm_device *dev) err: DRM_ERROR("VGT balloon fail\n"); - intel_vgt_deballoon(); + intel_vgt_deballoon(dev_priv); return ret; } |