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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2018-12-12 14:08:45 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2018-12-12 14:08:45 +0100
commitcfbbc7703fff59c67761c93a8b1de29a79f9841c (patch)
tree58b4b37bed385b27fc5956435b2451c760f26f5f /drivers/gpu/drm/ast/ast_drv.c
parent5f3fecbc0715a70437501e1d85e74726c4f561be (diff)
parent1aa861ff238ecd17a3095b0dbd2d20bdf7bfaf14 (diff)
Merge tag 'v4.9.144' into 4.9-2.3.x-imx
This is the 4.9.144 stable release
Diffstat (limited to 'drivers/gpu/drm/ast/ast_drv.c')
-rw-r--r--drivers/gpu/drm/ast/ast_drv.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
index f54afd2113a9..736133f5c5a9 100644
--- a/drivers/gpu/drm/ast/ast_drv.c
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -60,8 +60,29 @@ static const struct pci_device_id pciidlist[] = {
MODULE_DEVICE_TABLE(pci, pciidlist);
+static void ast_kick_out_firmware_fb(struct pci_dev *pdev)
+{
+ struct apertures_struct *ap;
+ bool primary = false;
+
+ ap = alloc_apertures(1);
+ if (!ap)
+ return;
+
+ ap->ranges[0].base = pci_resource_start(pdev, 0);
+ ap->ranges[0].size = pci_resource_len(pdev, 0);
+
+#ifdef CONFIG_X86
+ primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
+#endif
+ drm_fb_helper_remove_conflicting_framebuffers(ap, "astdrmfb", primary);
+ kfree(ap);
+}
+
static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
+ ast_kick_out_firmware_fb(pdev);
+
return drm_get_pci_dev(pdev, ent, &driver);
}