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drm: import DMA_BUF module namespace

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Today's -next fails building arm64 defconfig as follows:

ERROR: modpost: module drm_cma_helper uses symbol dma_buf_vunmap from
 namespace DMA_BUF, but does not import it.
ERROR: modpost: module drm_cma_helper uses symbol dma_buf_vmap from
 namespace DMA_BUF, but does not import it.

Fix this by importing DMA_BUF namespace into drm_cma_helper.ko. Also
fix the problem with drm_shmem_helper.ko.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Fixes: 4b2b5e142ff4 ("drm: Move GEM memory managers into modules")
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20211027212506.3418521-1-marcel@ziswiler.com
This commit is contained in:
Marcel Ziswiler 2021-10-27 23:25:05 +02:00 committed by Thomas Zimmermann
parent bdf6aa2220
commit 675053115e
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/drm_gem_cma_helper.c
View File

@ -581,4 +581,5 @@ drm_gem_cma_prime_import_sg_table_vmap(struct drm_device *dev,
EXPORT_SYMBOL(drm_gem_cma_prime_import_sg_table_vmap);
MODULE_DESCRIPTION("DRM CMA memory-management helpers");
MODULE_IMPORT_NS(DMA_BUF);
MODULE_LICENSE("GPL");

1
drivers/gpu/drm/drm_gem_shmem_helper.c
View File

@ -777,4 +777,5 @@ drm_gem_shmem_prime_import_sg_table(struct drm_device *dev,
EXPORT_SYMBOL_GPL(drm_gem_shmem_prime_import_sg_table);
MODULE_DESCRIPTION("DRM SHMEM memory-management helpers");
MODULE_IMPORT_NS(DMA_BUF);
MODULE_LICENSE("GPL v2");