drm/i915: rename intel_fbc_nuke to intel_fbc_recompress
Although the term "nuke" is part of the FBC spec, it's not very
intuitive, so let's rename it to make it easier for people that are
not familiar with the spec.
Requested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1446664257-32012-2-git-send-email-paulo.r.zanoni@intel.com
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 15b397d6..b49a192 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -182,7 +182,8 @@
return I915_READ(DPFC_CONTROL) & DPFC_CTL_EN;
}
-static void intel_fbc_nuke(struct drm_i915_private *dev_priv)
+/* This function forces a CFB recompression through the nuke operation. */
+static void intel_fbc_recompress(struct drm_i915_private *dev_priv)
{
I915_WRITE(MSG_FBC_REND_STATE, FBC_REND_NUKE);
POSTING_READ(MSG_FBC_REND_STATE);
@@ -231,7 +232,7 @@
I915_WRITE(DPFC_CPU_FENCE_OFFSET, y_offset);
}
- intel_fbc_nuke(dev_priv);
+ intel_fbc_recompress(dev_priv);
DRM_DEBUG_KMS("enabled fbc on plane %c\n", plane_name(crtc->plane));
}
@@ -310,7 +311,7 @@
SNB_CPU_FENCE_ENABLE | obj->fence_reg);
I915_WRITE(DPFC_CPU_FENCE_OFFSET, get_crtc_fence_y_offset(crtc));
- intel_fbc_nuke(dev_priv);
+ intel_fbc_recompress(dev_priv);
DRM_DEBUG_KMS("enabled fbc on plane %c\n", plane_name(crtc->plane));
}