diff options
Diffstat (limited to 'drivers/gpu/drm/xen/xen_drm_front.c')
| -rw-r--r-- | drivers/gpu/drm/xen/xen_drm_front.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/gpu/drm/xen/xen_drm_front.c b/drivers/gpu/drm/xen/xen_drm_front.c index 84aa4d61dc42..4be49c1aef51 100644 --- a/drivers/gpu/drm/xen/xen_drm_front.c +++ b/drivers/gpu/drm/xen/xen_drm_front.c @@ -8,13 +8,18 @@ * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> */ -#include <drm/drmP.h> +#include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/module.h> +#include <linux/of_device.h> + #include <drm/drm_atomic_helper.h> +#include <drm/drm_drv.h> +#include <drm/drm_ioctl.h> #include <drm/drm_probe_helper.h> +#include <drm/drm_file.h> #include <drm/drm_gem.h> -#include <linux/of_device.h> - #include <xen/platform_pci.h> #include <xen/xen.h> #include <xen/xenbus.h> @@ -485,15 +490,12 @@ static const struct vm_operations_struct xen_drm_drv_vm_ops = { }; static struct drm_driver xen_drm_driver = { - .driver_features = DRIVER_GEM | DRIVER_MODESET | - DRIVER_PRIME | DRIVER_ATOMIC, + .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC, .release = xen_drm_drv_release, .gem_vm_ops = &xen_drm_drv_vm_ops, .gem_free_object_unlocked = xen_drm_drv_free_object_unlocked, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_import = drm_gem_prime_import, - .gem_prime_export = drm_gem_prime_export, .gem_prime_import_sg_table = xen_drm_front_gem_import_sg_table, .gem_prime_get_sg_table = xen_drm_front_gem_get_sg_table, .gem_prime_vmap = xen_drm_front_gem_prime_vmap, @@ -716,17 +718,9 @@ static int xen_drv_probe(struct xenbus_device *xb_dev, struct device *dev = &xb_dev->dev; int ret; - /* - * The device is not spawn from a device tree, so arch_setup_dma_ops - * is not called, thus leaving the device with dummy DMA ops. - * This makes the device return error on PRIME buffer import, which - * is not correct: to fix this call of_dma_configure() with a NULL - * node to set default DMA ops. - */ - dev->coherent_dma_mask = DMA_BIT_MASK(32); - ret = of_dma_configure(dev, NULL, true); + ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(64)); if (ret < 0) { - DRM_ERROR("Cannot setup DMA ops, ret %d", ret); + DRM_ERROR("Cannot setup DMA mask, ret %d", ret); return ret; } |
