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authorRandy Dunlap <rdunlap@infradead.org>2021-10-11 10:00:06 +0200
committerDave Airlie <airlied@redhat.com>2021-10-15 07:05:10 +0200
commit1a361b41c1a1c399399cd2a83e449c452d9d8115 (patch)
tree8edb348f395eb621e4d9f4f93f6aa465295b7b52
parentdrm/nouveau/fifo: Reinstate the correct engine bit programming (diff)
downloadlinux-1a361b41c1a1c399399cd2a83e449c452d9d8115.tar.xz
linux-1a361b41c1a1c399399cd2a83e449c452d9d8115.zip
drm/r128: fix build for UML
Fix a build error on CONFIG_UML, which does not support (provide) wbinvd(). UML can use the generic mb() instead. ../drivers/gpu/drm/r128/ati_pcigart.c: In function ‘drm_ati_pcigart_init’: ../drivers/gpu/drm/r128/ati_pcigart.c:218:2: error: implicit declaration of function ‘wbinvd’ [-Werror=implicit-function-declaration] wbinvd(); ^~~~~~ Fixes: 68f5d3f3b654 ("um: add PCI over virtio emulation driver") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: dri-devel@lists.freedesktop.org Cc: Jeff Dike <jdike@addtoit.com> Cc: Richard Weinberger <richard@nod.at> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com> Cc: linux-um@lists.infradead.org Cc: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20211011080006.31081-1-rdunlap@infradead.org Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/r128/ati_pcigart.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/r128/ati_pcigart.c b/drivers/gpu/drm/r128/ati_pcigart.c
index 0ecccf25a3c7..d2a0f5394fef 100644
--- a/drivers/gpu/drm/r128/ati_pcigart.c
+++ b/drivers/gpu/drm/r128/ati_pcigart.c
@@ -214,7 +214,7 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
}
ret = 0;
-#if defined(__i386__) || defined(__x86_64__)
+#ifdef CONFIG_X86
wbinvd();
#else
mb();