From: shiyongbang shiyongbang@huawei.com
driver inclusion category: bugfix bugzilla: NA CVE: NA
Add remove_conflicting_framebuffers function to fix stuck problem when switch GUI to text during installation using the ISO file.
Signed-off-by: Shiyongbang shiyongbang@huawei.com Reviewed-by: Wu yang wuyang7@huawei.com Reviewed-by: Li dongming lidongming5@huawei.com Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index b9a6643a65158..7be784a77efa3 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -55,6 +55,22 @@ irqreturn_t hibmc_drm_interrupt(int irq, void *arg) return IRQ_HANDLED; }
+static void hibmc_remove_framebuffers(struct pci_dev *pdev) +{ + struct apertures_struct *ap; + + 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); + + drm_fb_helper_remove_conflicting_framebuffers(ap, "hibmcdrmfb", false); + + kfree(ap); +} + static struct drm_driver hibmc_driver = { .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC | DRIVER_HAVE_IRQ, @@ -367,6 +383,8 @@ int hibmc_load(struct drm_device *dev, unsigned long flags) static int hibmc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { + hibmc_remove_framebuffers(pdev); + return drm_get_pci_dev(pdev, ent, &hibmc_driver); }