Hi tao, Are you sending a wrong patch? Function hibmc_remove_framebuffers is added by your prior reviewing patch. Please send patch based on drm-misc-next branch[1] or linux-next.
Thanks, -Xinliang [1] https://anongit.freedesktop.org/git/drm-misc.git On Fri, 21 Feb 2020 at 13:56, Tian Tao <tiant...@hisilicon.com> wrote: > 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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