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authorDave Airlie <airlied@redhat.com>2019-03-14 11:37:31 +1000
committerDave Airlie <airlied@redhat.com>2019-03-14 11:37:46 +1000
commit74cd45fa90a234de92a3f3ce8bdabeb643b546a5 (patch)
tree3a8c874c5ece28e93bc90f13e01fbecdd8eff29c /include
parent3a7d2f4f4427f4b241f8240e370099e2ec1fd307 (diff)
parentc34674a23d1e8674ac532bf3397333f24a41e7b2 (diff)
Merge tag 'drm-misc-next-fixes-2019-03-13' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
- qxl: Remove the conflicting framebuffers earlier - Split out some i915 code into the fb_helper to allow the above Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190313192158.k3qssf733khsqodn@flea
Diffstat (limited to 'include')
-rw-r--r--include/drm/drm_fb_helper.h14
-rw-r--r--include/linux/vgaarb.h2
2 files changed, 13 insertions, 3 deletions
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index bb9acea61369..286d58efed5d 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -36,6 +36,7 @@ struct drm_fb_helper;
#include <drm/drm_crtc.h>
#include <drm/drm_device.h>
#include <linux/kgdb.h>
+#include <linux/vgaarb.h>
enum mode_set_atomic {
LEAVE_ATOMIC_MODE_SET,
@@ -642,11 +643,18 @@ drm_fb_helper_remove_conflicting_pci_framebuffers(struct pci_dev *pdev,
int resource_id,
const char *name)
{
+ int ret = 0;
+
+ /*
+ * WARNING: Apparently we must kick fbdev drivers before vgacon,
+ * otherwise the vga fbdev driver falls over.
+ */
#if IS_REACHABLE(CONFIG_FB)
- return remove_conflicting_pci_framebuffers(pdev, resource_id, name);
-#else
- return 0;
+ ret = remove_conflicting_pci_framebuffers(pdev, resource_id, name);
#endif
+ if (ret == 0)
+ ret = vga_remove_vgacon(pdev);
+ return ret;
}
#endif
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index ee162e3e879b..553b34c8b5f7 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -125,9 +125,11 @@ extern void vga_put(struct pci_dev *pdev, unsigned int rsrc);
#ifdef CONFIG_VGA_ARB
extern struct pci_dev *vga_default_device(void);
extern void vga_set_default_device(struct pci_dev *pdev);
+extern int vga_remove_vgacon(struct pci_dev *pdev);
#else
static inline struct pci_dev *vga_default_device(void) { return NULL; };
static inline void vga_set_default_device(struct pci_dev *pdev) { };
+static inline int vga_remove_vgacon(struct pci_dev *pdev) { return 0; };
#endif
/*