diff options
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_drv.c')
| -rw-r--r-- | drivers/gpu/drm/panfrost/panfrost_drv.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c index bbada731bbbd..a2ab99698ca8 100644 --- a/drivers/gpu/drm/panfrost/panfrost_drv.c +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c @@ -4,8 +4,9 @@ /* Copyright 2019 Collabora ltd. */ #include <linux/module.h> -#include <linux/of_platform.h> +#include <linux/of.h> #include <linux/pagemap.h> +#include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <drm/panfrost_drm.h> #include <drm/drm_drv.h> @@ -407,6 +408,10 @@ static int panfrost_ioctl_madvise(struct drm_device *dev, void *data, bo = to_panfrost_bo(gem_obj); + ret = dma_resv_lock_interruptible(bo->base.base.resv, NULL); + if (ret) + goto out_put_object; + mutex_lock(&pfdev->shrinker_lock); mutex_lock(&bo->mappings.lock); if (args->madv == PANFROST_MADV_DONTNEED) { @@ -444,7 +449,8 @@ static int panfrost_ioctl_madvise(struct drm_device *dev, void *data, out_unlock_mappings: mutex_unlock(&bo->mappings.lock); mutex_unlock(&pfdev->shrinker_lock); - + dma_resv_unlock(bo->base.base.resv); +out_put_object: drm_gem_object_put(gem_obj); return ret; } @@ -539,10 +545,7 @@ static const struct drm_driver panfrost_drm_driver = { .minor = 2, .gem_create_object = panfrost_gem_create_object, - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, - .prime_fd_to_handle = drm_gem_prime_fd_to_handle, .gem_prime_import_sg_table = panfrost_gem_prime_import_sg_table, - .gem_prime_mmap = drm_gem_prime_mmap, }; static int panfrost_probe(struct platform_device *pdev) @@ -611,7 +614,7 @@ err_out0: return err; } -static int panfrost_remove(struct platform_device *pdev) +static void panfrost_remove(struct platform_device *pdev) { struct panfrost_device *pfdev = platform_get_drvdata(pdev); struct drm_device *ddev = pfdev->ddev; @@ -625,7 +628,6 @@ static int panfrost_remove(struct platform_device *pdev) pm_runtime_set_suspended(pfdev->dev); drm_dev_put(ddev); - return 0; } /* @@ -717,7 +719,7 @@ MODULE_DEVICE_TABLE(of, dt_match); static struct platform_driver panfrost_driver = { .probe = panfrost_probe, - .remove = panfrost_remove, + .remove_new = panfrost_remove, .driver = { .name = "panfrost", .pm = pm_ptr(&panfrost_pm_ops), |