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Commit 43d735a6 authored by Damien Lespiau's avatar Damien Lespiau Committed by Daniel Vetter
Browse files

drm/i915/bxt: Broxton DDB is 512 blocks 



Signed-off-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Reviewed-by: default avatarAntti Koskipää <antti.koskipaa@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent b21249c9

drivers/gpu/drm/i915/intel_pm.c

+5 −1
Original line number Diff line number Diff line
@@ -2538,6 +2538,7 @@ static bool ilk_disable_lp_wm(struct drm_device *dev) 
 */



#define SKL_DDB_SIZE		896	/* in blocks */

#define BXT_DDB_SIZE		512



static void

skl_ddb_get_pipe_allocation_limits(struct drm_device *dev,
@@ -2556,6 +2557,9 @@ skl_ddb_get_pipe_allocation_limits(struct drm_device *dev, 
		return;

	}



	if (IS_BROXTON(dev))

		ddb_size = BXT_DDB_SIZE;

	else

		ddb_size = SKL_DDB_SIZE;



	ddb_size -= 4; /* 4 blocks for bypass path allocation */