This got lost when we shuffled around our internal branch and
GEN7_FEATURES macro. There were no HW changes to support FBC, so we just
need to set the flag.
v2: Don't allow FBC for any pipe but A on platforms with DDI. (Paulo)
Cc: Daisy Sun <daisy.sun@xxxxxxxxx>
Signed-off-by: Ben Widawsky <ben@xxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 2 ++
drivers/gpu/drm/i915/intel_pm.c | 2 +-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index a18c27d..dc44048 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -265,6 +265,7 @@ static const struct intel_device_info intel_broadwell_d_info = {
.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
.has_llc = 1,
.has_ddi = 1,
+ .has_fbc = 1,
GEN_DEFAULT_PIPEOFFSETS,
};
@@ -274,6 +275,7 @@ static const struct intel_device_info intel_broadwell_m_info = {
.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
.has_llc = 1,
.has_ddi = 1,
+ .has_fbc = 1,
GEN_DEFAULT_PIPEOFFSETS,
};
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a03a12e..4f01b04 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -540,7 +540,7 @@ void intel_update_fbc(struct drm_device *dev)
DRM_DEBUG_KMS("mode too large for compression, disabling\n");
goto out_disable;
}
- if ((INTEL_INFO(dev)->gen < 4 || IS_HASWELL(dev)) &&
+ if ((INTEL_INFO(dev)->gen < 4 || HAS_DDI(dev)) &&
intel_crtc->plane != PLANE_A) {
if (set_no_fbc_reason(dev_priv, FBC_BAD_PLANE))
DRM_DEBUG_KMS("plane not A, disabling compression\n");
--
1.9.0
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