intel-gfx.lists.freedesktop.org archive mirror
 help / color / mirror / Atom feed
* [Intel-gfx] [PATCH] drm/ttm: let struct ttm_device_funcs be placed in rodata
@ 2023-03-09 12:37 Jani Nikula
  2023-03-09 12:45 ` Christian König
                   ` (4 more replies)
  0 siblings, 5 replies; 10+ messages in thread
From: Jani Nikula @ 2023-03-09 12:37 UTC (permalink / raw)
  To: dri-devel; +Cc: jani.nikula, intel-gfx, Huang Rui, Christian Koenig

Make the struct ttm_device_funcs pointers const so the data can be placed in rodata.

Cc: Christian Koenig <christian.koenig@amd.com>
Cc: Huang Rui <ray.huang@amd.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/ttm/ttm_device.c | 2 +-
 include/drm/ttm/ttm_device.h     | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index ae2f19dc9f81..a71bb1362de4 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -190,7 +190,7 @@ EXPORT_SYMBOL(ttm_device_swapout);
  * Returns:
  * !0: Failure.
  */
-int ttm_device_init(struct ttm_device *bdev, struct ttm_device_funcs *funcs,
+int ttm_device_init(struct ttm_device *bdev, const struct ttm_device_funcs *funcs,
 		    struct device *dev, struct address_space *mapping,
 		    struct drm_vma_offset_manager *vma_manager,
 		    bool use_dma_alloc, bool use_dma32)
diff --git a/include/drm/ttm/ttm_device.h b/include/drm/ttm/ttm_device.h
index 56e82ba2d046..c22f30535c84 100644
--- a/include/drm/ttm/ttm_device.h
+++ b/include/drm/ttm/ttm_device.h
@@ -223,7 +223,7 @@ struct ttm_device {
 	 * @funcs: Function table for the device.
 	 * Constant after bo device init
 	 */
-	struct ttm_device_funcs *funcs;
+	const struct ttm_device_funcs *funcs;
 
 	/**
 	 * @sysman: Resource manager for the system domain.
@@ -287,7 +287,7 @@ static inline void ttm_set_driver_manager(struct ttm_device *bdev, int type,
 	bdev->man_drv[type] = manager;
 }
 
-int ttm_device_init(struct ttm_device *bdev, struct ttm_device_funcs *funcs,
+int ttm_device_init(struct ttm_device *bdev, const struct ttm_device_funcs *funcs,
 		    struct device *dev, struct address_space *mapping,
 		    struct drm_vma_offset_manager *vma_manager,
 		    bool use_dma_alloc, bool use_dma32);
-- 
2.39.1


^ permalink raw reply related	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2023-05-17  9:27 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-03-09 12:37 [Intel-gfx] [PATCH] drm/ttm: let struct ttm_device_funcs be placed in rodata Jani Nikula
2023-03-09 12:45 ` Christian König
2023-03-09 12:49   ` Jani Nikula
2023-05-16  8:05     ` Jani Nikula
2023-05-16 16:11       ` Alex Deucher
2023-05-17  9:26         ` Jani Nikula
2023-03-09 12:52 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for " Patchwork
2023-03-09 13:15 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-03-11  2:42 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2023-05-16 16:08 ` [Intel-gfx] [PATCH] " Thomas Zimmermann

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).