[src/trunk]: src/sys/external/bsd/drm2/dist/drm/i915 Use bus_space.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3efb48ddede3
branches:  trunk
changeset: 834997:3efb48ddede3
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Mon Aug 27 07:16:10 2018 +0000

description:
Use bus_space.

diffstat:

 sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c |  17 +++++++++++++++--
 1 files changed, 15 insertions(+), 2 deletions(-)

diffs (45 lines):

diff -r 7f7c3633831f -r 3efb48ddede3 sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c
--- a/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c   Mon Aug 27 07:16:00 2018 +0000
+++ b/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c   Mon Aug 27 07:16:10 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: i915_vgpu.c,v 1.2 2018/08/27 04:58:24 riastradh Exp $  */
+/*     $NetBSD: i915_vgpu.c,v 1.3 2018/08/27 07:16:10 riastradh Exp $  */
 
 /*
  * Copyright(c) 2011-2015 Intel Corporation. All rights reserved.
@@ -24,7 +24,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: i915_vgpu.c,v 1.2 2018/08/27 04:58:24 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: i915_vgpu.c,v 1.3 2018/08/27 07:16:10 riastradh Exp $");
 
 #include "intel_drv.h"
 #include "i915_vgpu.h"
@@ -74,13 +74,26 @@
        if (!IS_HASWELL(dev))
                return;
 
+#ifdef __NetBSD__
+       magic = bus_space_read_8(dev_priv->regs_bst, dev_priv->regs_bsh,
+           vgtif_reg(magic));
+#else
        magic = readq(dev_priv->regs + vgtif_reg(magic));
+#endif
        if (magic != VGT_MAGIC)
                return;
 
+#ifdef __NetBSD__
+       version = INTEL_VGT_IF_VERSION_ENCODE(
+               bus_space_read_2(dev_priv->regs_bst, dev_priv->regs_bsh,
+                   vgtif_reg(version_major)),
+               bus_space_read_2(dev_priv->regs_bst, dev_priv->regs_bsh,
+                   vgtif_reg(version_minor)));
+#else
        version = INTEL_VGT_IF_VERSION_ENCODE(
                readw(dev_priv->regs + vgtif_reg(version_major)),
                readw(dev_priv->regs + vgtif_reg(version_minor)));
+#endif
        if (version != INTEL_VGT_IF_VERSION) {
                DRM_INFO("VGT interface version mismatch!\n");
                return;