the kernel provide the drm_fb_helper_remove_conflicting_pci_framebuffer
to remvoe the pcie resource conflict,there is no need to driver it again.
Signed-off-by: Tian Tao <tiant...@hisilicon.com>
---
drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 22 +++++-----------------
1 file changed, 5 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
index 7ebe831..0f7dba7 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
@@ -47,22 +47,6 @@ static 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,
.fops = &hibmc_fops,
@@ -343,7 +327,11 @@ static int hibmc_pci_probe(struct pci_dev *pdev,
struct drm_device *dev;
int ret;
- hibmc_remove_framebuffers(pdev);
+ ret = drm_fb_helper_remove_conflicting_pci_framebuffers(pdev,
+ "hibmcdrmfb");
+ if (ret)
+ return ret;
+
dev = drm_dev_alloc(&hibmc_driver, &pdev->dev);
if (IS_ERR(dev)) {
--
2.7.4
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