diff options
| author | Inki Dae <inki.dae@samsung.com> | 2012-04-23 16:01:28 +0400 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2012-05-08 13:46:32 +0400 |
| commit | b2df26c10b16afe2eed904f2b85a4d2047531d30 (patch) | |
| tree | 7defbfd77192157460c0d212a308d83d4358274c /drivers/gpu/drm/exynos/exynos_drm_drv.c | |
| parent | c01d73faad2f775036f0b37c753254479b79cbe6 (diff) | |
| download | linux-b2df26c10b16afe2eed904f2b85a4d2047531d30.tar.xz | |
drm/exynos: added drm prime feature.
this patch adds exynos specific codes for DRM Prime feature.
with this patch, user application can get file descriptor
from gem handle through DRM_IOCTL_PRIME_HANDLE_TO_FD ioctl
command(export) and also gem handle from file descriptor
through DRM_IOCTL_PRIME_FD_TO_HANLDE(import) ioctl command.
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index a6819b5f8428..f58a487e4425 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -39,6 +39,7 @@ #include "exynos_drm_gem.h" #include "exynos_drm_plane.h" #include "exynos_drm_vidi.h" +#include "exynos_drm_dmabuf.h" #define DRIVER_NAME "exynos" #define DRIVER_DESC "Samsung SoC DRM" @@ -149,6 +150,8 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) { DRM_DEBUG_DRIVER("%s\n", __FILE__); + drm_prime_init_file_private(&file->prime); + return exynos_drm_subdrv_open(dev, file); } @@ -170,6 +173,7 @@ static void exynos_drm_preclose(struct drm_device *dev, e->base.destroy(&e->base); } } + drm_prime_destroy_file_private(&file->prime); spin_unlock_irqrestore(&dev->event_lock, flags); exynos_drm_subdrv_close(dev, file); @@ -225,7 +229,7 @@ static const struct file_operations exynos_drm_driver_fops = { static struct drm_driver exynos_drm_driver = { .driver_features = DRIVER_HAVE_IRQ | DRIVER_BUS_PLATFORM | - DRIVER_MODESET | DRIVER_GEM, + DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME, .load = exynos_drm_load, .unload = exynos_drm_unload, .open = exynos_drm_open, @@ -241,6 +245,10 @@ static struct drm_driver exynos_drm_driver = { .dumb_create = exynos_drm_gem_dumb_create, .dumb_map_offset = exynos_drm_gem_dumb_map_offset, .dumb_destroy = exynos_drm_gem_dumb_destroy, + .prime_handle_to_fd = drm_gem_prime_handle_to_fd, + .prime_fd_to_handle = drm_gem_prime_fd_to_handle, + .gem_prime_export = exynos_dmabuf_prime_export, + .gem_prime_import = exynos_dmabuf_prime_import, .ioctls = exynos_ioctls, .fops = &exynos_drm_driver_fops, .name = DRIVER_NAME, |