Module Name: src
Committed By: riastradh
Date: Sun Dec 19 12:31:19 UTC 2021
Modified Files:
src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/instmem:
nouveau_nvkm_subdev_instmem_nv40.c
Log Message:
nouveau: Map write-combining in instmem/nv40 like Linux does.
To generate a diff of this commit:
cvs rdiff -u -r1.10 -r1.11 \
src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/instmem/nouveau_nvkm_subdev_instmem_nv40.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/dist/drm/nouveau/nvkm/subdev/instmem/nouveau_nvkm_subdev_instmem_nv40.c
diff -u src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/instmem/nouveau_nvkm_subdev_instmem_nv40.c:1.10 src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/instmem/nouveau_nvkm_subdev_instmem_nv40.c:1.11
--- src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/instmem/nouveau_nvkm_subdev_instmem_nv40.c:1.10 Sun Dec 19 10:51:58 2021
+++ src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/instmem/nouveau_nvkm_subdev_instmem_nv40.c Sun Dec 19 12:31:19 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: nouveau_nvkm_subdev_instmem_nv40.c,v 1.10 2021/12/19 10:51:58 riastradh Exp $ */
+/* $NetBSD: nouveau_nvkm_subdev_instmem_nv40.c,v 1.11 2021/12/19 12:31:19 riastradh Exp $ */
/*
* Copyright 2012 Red Hat Inc.
@@ -24,7 +24,7 @@
* Authors: Ben Skeggs
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_instmem_nv40.c,v 1.10 2021/12/19 10:51:58 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_instmem_nv40.c,v 1.11 2021/12/19 12:31:19 riastradh Exp $");
#define nv40_instmem(p) container_of((p), struct nv40_instmem, base)
#include "priv.h"
@@ -301,9 +301,8 @@ nv40_instmem_new(struct nvkm_device *dev
iomembase = device->func->resource_addr(device, bar);
iomemsz = device->func->resource_size(device, bar);
/* XXX errno NetBSD->Linux */
- /* XXX post-merge: switch to WC */
ret = -bus_space_map(imem->iomemt, iomembase, iomemsz,
- BUS_SPACE_MAP_LINEAR, &imem->iomemh);
+ BUS_SPACE_MAP_LINEAR|BUS_SPACE_MAP_PREFETCHABLE, &imem->iomemh);
if (ret) {
nvkm_error(&imem->base.subdev, "unable to map PRAMIN BAR %d"
": %d\n", bar, ret);
