diff options
Diffstat (limited to 'drivers/gpu/drm/cirrus')
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_drv.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_fbdev.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_main.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_ttm.c | 3 |
4 files changed, 14 insertions, 6 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.c b/drivers/gpu/drm/cirrus/cirrus_drv.c index b05f7eae32ce..6c76d125995b 100644 --- a/drivers/gpu/drm/cirrus/cirrus_drv.c +++ b/drivers/gpu/drm/cirrus/cirrus_drv.c @@ -57,7 +57,7 @@ static int cirrus_kick_out_firmware_fb(struct pci_dev *pdev) #ifdef CONFIG_X86 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; #endif - remove_conflicting_framebuffers(ap, "cirrusdrmfb", primary); + drm_fb_helper_remove_conflicting_framebuffers(ap, "cirrusdrmfb", primary); kfree(ap); return 0; diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c index 3b5be7272357..daecf1ad76a4 100644 --- a/drivers/gpu/drm/cirrus/cirrus_fbdev.c +++ b/drivers/gpu/drm/cirrus/cirrus_fbdev.c @@ -13,8 +13,6 @@ #include <drm/drm_fb_helper.h> #include <drm/drm_crtc_helper.h> -#include <linux/fb.h> - #include "cirrus_drv.h" static void cirrus_dirty_update(struct cirrus_fbdev *afbdev, diff --git a/drivers/gpu/drm/cirrus/cirrus_main.c b/drivers/gpu/drm/cirrus/cirrus_main.c index 80446e2d3ab6..76bcb43e7c06 100644 --- a/drivers/gpu/drm/cirrus/cirrus_main.c +++ b/drivers/gpu/drm/cirrus/cirrus_main.c @@ -185,14 +185,23 @@ int cirrus_driver_load(struct drm_device *dev, unsigned long flags) goto out; } + /* + * cirrus_modeset_init() is initializing/registering the emulated fbdev + * and DRM internals can access/test some of the fields in + * mode_config->funcs as part of the fbdev registration process. + * Make sure dev->mode_config.funcs is properly set to avoid + * dereferencing a NULL pointer. + * FIXME: mode_config.funcs assignment should probably be done in + * cirrus_modeset_init() (that's a common pattern seen in other DRM + * drivers). + */ + dev->mode_config.funcs = &cirrus_mode_funcs; r = cirrus_modeset_init(cdev); if (r) { dev_err(&dev->pdev->dev, "Fatal error during modeset init: %d\n", r); goto out; } - dev->mode_config.funcs = (void *)&cirrus_mode_funcs; - return 0; out: cirrus_driver_unload(dev); diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c index 1cc9ee607128..bb2438dd8733 100644 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c @@ -150,7 +150,8 @@ static int cirrus_bo_verify_access(struct ttm_buffer_object *bo, struct file *fi { struct cirrus_bo *cirrusbo = cirrus_bo(bo); - return drm_vma_node_verify_access(&cirrusbo->gem.vma_node, filp); + return drm_vma_node_verify_access(&cirrusbo->gem.vma_node, + filp->private_data); } static int cirrus_ttm_io_mem_reserve(struct ttm_bo_device *bdev, |
