diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_priv.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index c2bab515d8f9..337a8c042b43 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -36,6 +36,8 @@ #include <linux/seq_file.h> #include <linux/kref.h> #include <linux/sysfs.h> +#include <linux/device_cgroup.h> +#include <drm/drmP.h> #include <kgd_kfd_interface.h> #include "amd_shared.h" @@ -1042,6 +1044,21 @@ bool kfd_is_locked(void); void kfd_inc_compute_active(struct kfd_dev *dev); void kfd_dec_compute_active(struct kfd_dev *dev); +/* Cgroup Support */ +/* Check with device cgroup if @kfd device is accessible */ +static inline int kfd_devcgroup_check_permission(struct kfd_dev *kfd) +{ +#if defined(CONFIG_CGROUP_DEVICE) + struct drm_device *ddev = kfd->ddev; + + return devcgroup_check_permission(DEVCG_DEV_CHAR, ddev->driver->major, + ddev->render->index, + DEVCG_ACC_WRITE | DEVCG_ACC_READ); +#else + return 0; +#endif +} + /* Debugfs */ #if defined(CONFIG_DEBUG_FS) |
