[PATCH v3 07/22] drm/imx/dcss: Initialize DRM driver instance with CMA helper macro

Thomas Zimmermann tzimmermann at suse.de
Wed Sep 23 10:21:44 UTC 2020


The i.MX DCSS driver uses CMA helpers with default callback functions.
Initialize the driver structure with the rsp CMA helper macro. The
driver is being converted to use GEM object functions as part of
this change.

Two callbacks, .gem_prime_export and .gem_prime_import, were initialized
to their default implementations, so they are just kept empty now.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Reported-by: kernel test robot <lkp at intel.com>
---
 drivers/gpu/drm/imx/dcss/dcss-kms.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/imx/dcss/dcss-kms.c b/drivers/gpu/drm/imx/dcss/dcss-kms.c
index 135a62366ab8..b72e5cef7e40 100644
--- a/drivers/gpu/drm/imx/dcss/dcss-kms.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-kms.c
@@ -28,19 +28,7 @@ static const struct drm_mode_config_funcs dcss_drm_mode_config_funcs = {
 
 static struct drm_driver dcss_kms_driver = {
 	.driver_features	= DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
-	.gem_free_object_unlocked = drm_gem_cma_free_object,
-	.gem_vm_ops		= &drm_gem_cma_vm_ops,
-	.dumb_create		= drm_gem_cma_dumb_create,
-
-	.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,
+	DRM_GEM_CMA_DRIVER_OPS,
 	.fops			= &dcss_cma_fops,
 	.name			= "imx-dcss",
 	.desc			= "i.MX8MQ Display Subsystem",
-- 
2.28.0



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