Module Name: src Committed By: riastradh Date: Mon May 19 14:39:33 UTC 2014
Modified Files: src/sys/external/bsd/drm2/i915drm: i915_gem_gtt.c Log Message: Use the scratch page, not zero, to clear ggtt entries for gen<6. To generate a diff of this commit: cvs rdiff -u -r1.6 -r1.7 src/sys/external/bsd/drm2/i915drm/i915_gem_gtt.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/external/bsd/drm2/i915drm/i915_gem_gtt.c diff -u src/sys/external/bsd/drm2/i915drm/i915_gem_gtt.c:1.6 src/sys/external/bsd/drm2/i915drm/i915_gem_gtt.c:1.7 --- src/sys/external/bsd/drm2/i915drm/i915_gem_gtt.c:1.6 Wed May 14 15:58:24 2014 +++ src/sys/external/bsd/drm2/i915drm/i915_gem_gtt.c Mon May 19 14:39:33 2014 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_gem_gtt.c,v 1.6 2014/05/14 15:58:24 riastradh Exp $ */ +/* $NetBSD: i915_gem_gtt.c,v 1.7 2014/05/19 14:39:33 riastradh Exp $ */ /*- * Copyright (c) 2013 The NetBSD Foundation, Inc. @@ -30,7 +30,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_gem_gtt.c,v 1.6 2014/05/14 15:58:24 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_gem_gtt.c,v 1.7 2014/05/19 14:39:33 riastradh Exp $"); #include <sys/types.h> #include <sys/param.h> @@ -481,13 +481,17 @@ static void agp_ggtt_clear_range(struct drm_device *dev, unsigned start_page, unsigned npages) { + struct drm_i915_private *const dev_priv = dev->dev_private; + struct intel_gtt *const gtt = dev_priv->mm.gtt; + const bus_addr_t addr = gtt->gtt_scratch_seg.ds_addr; struct agp_i810_softc *const isc = agp_i810_sc->as_chipc; unsigned page; for (page = start_page; npages--; page++) - agp_i810_write_gtt_entry(isc, (off_t)page << PAGE_SHIFT, 0); + agp_i810_write_gtt_entry(isc, (off_t)page << PAGE_SHIFT, + (addr | 1)); - agp_i810_post_gtt_entry(isc, ((page - 1) << PAGE_SHIFT)); + agp_i810_post_gtt_entry(isc, ((off_t)(page - 1) << PAGE_SHIFT)); } /*