diff options
Diffstat (limited to 'drivers/accel/rocket/rocket_drv.c')
| -rw-r--r-- | drivers/accel/rocket/rocket_drv.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/accel/rocket/rocket_drv.c b/drivers/accel/rocket/rocket_drv.c index a5df94f6b125..8b7fbe9226f4 100644 --- a/drivers/accel/rocket/rocket_drv.c +++ b/drivers/accel/rocket/rocket_drv.c @@ -5,6 +5,7 @@ #include <drm/drm_drv.h> #include <drm/drm_gem.h> #include <drm/drm_ioctl.h> +#include <drm/rocket_accel.h> #include <linux/clk.h> #include <linux/err.h> #include <linux/iommu.h> @@ -13,6 +14,7 @@ #include <linux/pm_runtime.h> #include "rocket_drv.h" +#include "rocket_gem.h" /* * Facade device, used to expose a single DRM device to userspace, that @@ -69,6 +71,7 @@ rocket_open(struct drm_device *dev, struct drm_file *file) { struct rocket_device *rdev = to_rocket_device(dev); struct rocket_file_priv *rocket_priv; + u64 start, end; int ret; if (!try_module_get(THIS_MODULE)) @@ -89,6 +92,11 @@ rocket_open(struct drm_device *dev, struct drm_file *file) file->driver_priv = rocket_priv; + start = rocket_priv->domain->domain->geometry.aperture_start; + end = rocket_priv->domain->domain->geometry.aperture_end; + drm_mm_init(&rocket_priv->mm, start, end - start + 1); + mutex_init(&rocket_priv->mm_lock); + return 0; err_free: @@ -103,6 +111,8 @@ rocket_postclose(struct drm_device *dev, struct drm_file *file) { struct rocket_file_priv *rocket_priv = file->driver_priv; + mutex_destroy(&rocket_priv->mm_lock); + drm_mm_takedown(&rocket_priv->mm); rocket_iommu_domain_put(rocket_priv->domain); kfree(rocket_priv); module_put(THIS_MODULE); @@ -111,6 +121,8 @@ rocket_postclose(struct drm_device *dev, struct drm_file *file) static const struct drm_ioctl_desc rocket_drm_driver_ioctls[] = { #define ROCKET_IOCTL(n, func) \ DRM_IOCTL_DEF_DRV(ROCKET_##n, rocket_ioctl_##func, 0) + + ROCKET_IOCTL(CREATE_BO, create_bo), }; DEFINE_DRM_ACCEL_FOPS(rocket_accel_driver_fops); @@ -120,9 +132,10 @@ DEFINE_DRM_ACCEL_FOPS(rocket_accel_driver_fops); * - 1.0 - initial interface */ static const struct drm_driver rocket_drm_driver = { - .driver_features = DRIVER_COMPUTE_ACCEL, + .driver_features = DRIVER_COMPUTE_ACCEL | DRIVER_GEM, .open = rocket_open, .postclose = rocket_postclose, + .gem_create_object = rocket_gem_create_object, .ioctls = rocket_drm_driver_ioctls, .num_ioctls = ARRAY_SIZE(rocket_drm_driver_ioctls), .fops = &rocket_accel_driver_fops, |