Merge tag 'drm-misc-next-2024-03-28' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next

Two misc-next in one.

drm-misc-next for v6.10-rc1:

The deal of a lifetime! You get ALL of the previous
drm-misc-next-2024-03-21-1 tag!!

But WAIT, there's MORE!

Cross-subsystem Changes:
- Assorted DT binding updates.

Core Changes:
- Clarify how optional wait_hpd_asserted is.
- Shuffle Kconfig names around.

Driver Changes:
- Assorted build fixes for panthor, imagination,
- Add AUO B120XAN01.0 panels.
- Assorted small fixes to panthor, panfrost.

drm-misc-next for v6.10:
UAPI Changes:
- Move some nouveau magic constants to uapi.

Cross-subsystem Changes:
- Move drm-misc to gitlab and freedesktop hosting.
- Add entries for panfrost.

Core Changes:
- Improve placement for TTM bo's in idle/busy handling.
- Improve drm/bridge init ordering.
- Add CONFIG_DRM_WERROR, and use W=1 for drm.
- Assorted documentation updates.
- Make more (drm and driver) headers self-contained and add header
  guards.
- Grab reservation lock in pin/unpin callbacks.
- Fix reservation lock handling for vmap.
- Add edp and edid panel matching, use it to fix a nearly identical
  panel.

Driver Changes:
- Add drm/panthor driver and assorted fixes.
- Assorted small fixes to xlnx, panel-edp, tidss, ci, nouveau,
  panel and bridge drivers.
- Add Samsung s6e3fa7, BOE NT116WHM-N44, CMN N116BCA-EA1,
  CrystalClear CMT430B19N00, Startek KD050HDFIA020-C020A,
  powertip PH128800T006-ZHC01 panels.
- Fix console for omapdrm.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/bea310a6-6ff6-477e-9363-f9f053cfd12a@linux.intel.com

1 files changed, 2 insertions, 11 deletions

diff --git a/drivers/gpu/drm/loongson/lsdc_gem.c b/drivers/gpu/drm/loongson/lsdc_gem.c
index 04293df2f0de..a720d8f53209 100644
--- a/drivers/gpu/drm/loongson/lsdc_gem.c
+++ b/drivers/gpu/drm/loongson/lsdc_gem.c
@@ -19,33 +19,24 @@ static int lsdc_gem_prime_pin(struct drm_gem_object *obj)
 	struct lsdc_bo *lbo = gem_to_lsdc_bo(obj);
 	int ret;
 
-	ret = lsdc_bo_reserve(lbo);
-	if (unlikely(ret))
-		return ret;
+	dma_resv_assert_held(obj->resv);
 
 	ret = lsdc_bo_pin(lbo, LSDC_GEM_DOMAIN_GTT, NULL);
 	if (likely(ret == 0))
 		lbo->sharing_count++;
 
-	lsdc_bo_unreserve(lbo);
-
 	return ret;
 }
 
 static void lsdc_gem_prime_unpin(struct drm_gem_object *obj)
 {
 	struct lsdc_bo *lbo = gem_to_lsdc_bo(obj);
-	int ret;
 
-	ret = lsdc_bo_reserve(lbo);
-	if (unlikely(ret))
-		return;
+	dma_resv_assert_held(obj->resv);
 
 	lsdc_bo_unpin(lbo);
 	if (lbo->sharing_count)
 		lbo->sharing_count--;
-
-	lsdc_bo_unreserve(lbo);
 }
 
 static struct sg_table *lsdc_gem_prime_get_sg_table(struct drm_gem_object *obj)