drm/tilcdc: Implement dma-buf support for tilcdc

There is nothing special about tilcdc HW when the video memory is
concerned. Just using the standard drm helpers for implementation is
enough.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index 30d8ac61cc85fb212b2f2feae4d7e819f5a401c8..c204359422a2b64952c8e1c1e6d968f4956ea95e 100644 (file)
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -542,7 +542,8 @@ static const struct file_operations fops = {
 };
 
 static struct drm_driver tilcdc_driver = {
-       .driver_features    = DRIVER_HAVE_IRQ | DRIVER_GEM | DRIVER_MODESET,
+       .driver_features    = (DRIVER_HAVE_IRQ | DRIVER_GEM | DRIVER_MODESET |
+                              DRIVER_PRIME),
        .load               = tilcdc_load,
        .unload             = tilcdc_unload,
        .lastclose          = tilcdc_lastclose,
@@ -559,6 +560,16 @@ static struct drm_driver tilcdc_driver = {
        .dumb_create        = drm_gem_cma_dumb_create,
        .dumb_map_offset    = drm_gem_cma_dumb_map_offset,
        .dumb_destroy       = 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_import       = drm_gem_prime_import,
+       .gem_prime_export       = drm_gem_prime_export,
+       .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table,
+       .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table,
+       .gem_prime_vmap         = drm_gem_cma_prime_vmap,
+       .gem_prime_vunmap       = drm_gem_cma_prime_vunmap,
+       .gem_prime_mmap         = drm_gem_cma_prime_mmap,
 #ifdef CONFIG_DEBUG_FS
        .debugfs_init       = tilcdc_debugfs_init,
        .debugfs_cleanup    = tilcdc_debugfs_cleanup,