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drm/i915/skl: Check the DDB state at modeset

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v2: Don't check DDB on pre-SKL platforms
    Don't check DDB state on disabled pipes

v3: Squash "Expose skl_ddb_get_hw_state()"

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Damien Lespiau
2014-11-04 17:06:52 +00:00
committed by Daniel Vetter
parent c5511e44e8
commit 08db665203
4 changed files with 64 additions and 2 deletions
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4
drivers/gpu/drm/i915/intel_pm.c
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@@ -3057,8 +3057,8 @@ static void skl_ddb_entry_init_from_hw(struct skl_ddb_entry *entry, u32 reg)
entry->end = (reg >> 16) & 0x3ff;
}
static void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv,
struct skl_ddb_allocation *ddb /* out */)
void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv,
struct skl_ddb_allocation *ddb /* out */)
{
struct drm_device *dev = dev_priv->dev;
enum pipe pipe;