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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-08-06 05:50:06 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-08-06 05:50:06 +0300 |
commit | 8186749621ed6b8fc42644c399e8c755a2b6f630 (patch) | |
tree | 3a1db67415da013e5dd481367c77db21e491edfb /drivers/gpu/drm/msm/msm_gem.c | |
parent | e4a7b2dc35d9582c253cf5e6d6c3605aabc7284d (diff) | |
parent | dc100bc8fae59aafd2ea2e1a1a43ef1f65f8a8bc (diff) | |
download | linux-8186749621ed6b8fc42644c399e8c755a2b6f630.tar.xz |
Merge tag 'drm-next-2020-08-06' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie:
"New xilinx displayport driver, AMD support for two new GPUs (more
header files), i915 initial support for RocketLake and some work on
their DG1 (discrete chip).
The core also grew some lockdep annotations to try and constrain what
drivers do with dma-fences, and added some documentation on why the
idea of indefinite fences doesn't work.
The long list is below.
I do have some fixes trees outstanding, but I'll follow up with those
later.
core:
- add user def flag to cmd line modes
- dma_fence_wait added might_sleep
- dma-fence lockdep annotations
- indefinite fences are bad documentation
- gem CMA functions used in more drivers
- struct mutex removal
- more drm_ debug macro usage
- set/drop master api fixes
- fix for drm/mm hole size comparison
- drm/mm remove invalid entry optimization
- optimise drm/mm hole handling
- VRR debugfs added
- uncompressed AFBC modifier support
- multiple display id blocks in EDID
- multiple driver sg handling fixes
- __drm_atomic_helper_crtc_reset in all drivers
- managed vram helpers
ttm:
- ttm_mem_reg handling cleanup
- remove bo offset field
- drop CMA memtype flag
- drop mappable flag
xilinx:
- New Xilinx ZynqMP DisplayPort Subsystem driver
nouveau:
- add CRC support
- start using NVIDIA published class header files
- convert all push buffer emission to new macros
- Proper push buffer space management for EVO/NVD channels.
- firmware loading fixes
- 2MiB system memory pages support on Pascal and newer
vkms:
- larger cursor support
i915:
- Rocketlake platform enablement
- Early DG1 enablement
- Numerous GEM refactorings
- DP MST fixes
- FBC, PSR, Cursor, Color, Gamma fixes
- TGL, RKL, EHL workaround updates
- TGL 8K display support fixes
- SDVO/HDMI/DVI fixes
amdgpu:
- Initial support for Sienna Cichlid GPU
- Initial support for Navy Flounder GPU
- SI UVD/VCE support
- expose rotation property
- Add support for unique id on Arcturus
- Enable runtime PM on vega10 boards that support BACO
- Skip BAR resizing if the bios already did id
- Major swSMU code cleanup
- Fixes for DCN bandwidth calculations
amdkfd:
- Track SDMA usage per process
- SMI events interface
radeon:
- Default to on chip GART for AGP boards on all arches
- Runtime PM reference count fixes
msm:
- headers regenerated causing churn
- a650/a640 display and GPU enablement
- dpu dither support for 6bpc panels
- dpu cursor fix
- dsi/mdp5 enablement for sdm630/sdm636/sdm66
tegra:
- video capture prep support
- reflection support
mediatek:
- convert mtk_dsi to bridge API
meson:
- FBC support
sun4i:
- iommu support
rockchip:
- register locking fix
- per-pixel alpha support PX30 VOP
mgag200:
- ported to simple and shmem helpers
- device init cleanups
- use managed pci functions
- dropped hw cursor support
ast:
- use managed pci functions
- use managed VRAM helpers
- rework cursor support
malidp:
- dev_groups support
hibmc:
- refactor hibmc_drv_vdac:
vc4:
- create TXP CRTC
imx:
- error path fixes and cleanups
etnaviv:
- clock handling and error handling cleanups
- use pin_user_pages"
* tag 'drm-next-2020-08-06' of git://anongit.freedesktop.org/drm/drm: (1747 commits)
drm/msm: use kthread_create_worker instead of kthread_run
drm/msm/mdp5: Add MDP5 configuration for SDM636/660
drm/msm/dsi: Add DSI configuration for SDM660
drm/msm/mdp5: Add MDP5 configuration for SDM630
drm/msm/dsi: Add phy configuration for SDM630/636/660
drm/msm/a6xx: add A640/A650 hwcg
drm/msm/a6xx: hwcg tables in gpulist
drm/msm/dpu: add SM8250 to hw catalog
drm/msm/dpu: add SM8150 to hw catalog
drm/msm/dpu: intf timing path for displayport
drm/msm/dpu: set missing flush bits for INTF_2 and INTF_3
drm/msm/dpu: don't use INTF_INPUT_CTRL feature on sdm845
drm/msm/dpu: move some sspp caps to dpu_caps
drm/msm/dpu: update UBWC config for sm8150 and sm8250
drm/msm/dpu: use right setup_blend_config for sm8150 and sm8250
drm/msm/a6xx: set ubwc config for A640 and A650
drm/msm/adreno: un-open-code some packets
drm/msm: sync generated headers
drm/msm/a6xx: add build_bw_table for A640/A650
drm/msm/a6xx: fix crashstate capture for A650
...
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
-rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 60 |
1 files changed, 34 insertions, 26 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 6277fde13df9..b2f49152b4d4 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -560,7 +560,7 @@ int msm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, *offset = msm_gem_mmap_offset(obj); - drm_gem_object_put_unlocked(obj); + drm_gem_object_put(obj); fail: return ret; @@ -571,6 +571,9 @@ static void *get_vaddr(struct drm_gem_object *obj, unsigned madv) struct msm_gem_object *msm_obj = to_msm_bo(obj); int ret = 0; + if (obj->import_attach) + return ERR_PTR(-ENODEV); + mutex_lock(&msm_obj->lock); if (WARN_ON(msm_obj->madv > madv)) { @@ -896,7 +899,7 @@ void msm_gem_describe_objects(struct list_head *list, struct seq_file *m) } #endif -/* don't call directly! Use drm_gem_object_put() and friends */ +/* don't call directly! Use drm_gem_object_put_locked() and friends */ void msm_gem_free_object(struct drm_gem_object *obj) { struct msm_gem_object *msm_obj = to_msm_bo(obj); @@ -924,8 +927,7 @@ static void free_object(struct msm_gem_object *msm_obj) put_iova(obj); if (obj->import_attach) { - if (msm_obj->vaddr) - dma_buf_vunmap(obj->import_attach->dmabuf, msm_obj->vaddr); + WARN_ON(msm_obj->vaddr); /* Don't drop the pages for imported dmabuf, as they are not * ours, just free the array we allocated: @@ -987,17 +989,15 @@ int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file, ret = drm_gem_handle_create(file, obj, handle); /* drop reference from allocate - handle holds it now */ - drm_gem_object_put_unlocked(obj); + drm_gem_object_put(obj); return ret; } static int msm_gem_new_impl(struct drm_device *dev, uint32_t size, uint32_t flags, - struct drm_gem_object **obj, - bool struct_mutex_locked) + struct drm_gem_object **obj) { - struct msm_drm_private *priv = dev->dev_private; struct msm_gem_object *msm_obj; switch (flags & MSM_BO_CACHE_MASK) { @@ -1023,15 +1023,6 @@ static int msm_gem_new_impl(struct drm_device *dev, INIT_LIST_HEAD(&msm_obj->submit_entry); INIT_LIST_HEAD(&msm_obj->vmas); - if (struct_mutex_locked) { - WARN_ON(!mutex_is_locked(&dev->struct_mutex)); - list_add_tail(&msm_obj->mm_list, &priv->inactive_list); - } else { - mutex_lock(&dev->struct_mutex); - list_add_tail(&msm_obj->mm_list, &priv->inactive_list); - mutex_unlock(&dev->struct_mutex); - } - *obj = &msm_obj->base; return 0; @@ -1041,6 +1032,7 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, uint32_t size, uint32_t flags, bool struct_mutex_locked) { struct msm_drm_private *priv = dev->dev_private; + struct msm_gem_object *msm_obj; struct drm_gem_object *obj = NULL; bool use_vram = false; int ret; @@ -1061,14 +1053,15 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, if (size == 0) return ERR_PTR(-EINVAL); - ret = msm_gem_new_impl(dev, size, flags, &obj, struct_mutex_locked); + ret = msm_gem_new_impl(dev, size, flags, &obj); if (ret) goto fail; + msm_obj = to_msm_bo(obj); + if (use_vram) { struct msm_gem_vma *vma; struct page **pages; - struct msm_gem_object *msm_obj = to_msm_bo(obj); mutex_lock(&msm_obj->lock); @@ -1103,10 +1096,19 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, mapping_set_gfp_mask(obj->filp->f_mapping, GFP_HIGHUSER); } + if (struct_mutex_locked) { + WARN_ON(!mutex_is_locked(&dev->struct_mutex)); + list_add_tail(&msm_obj->mm_list, &priv->inactive_list); + } else { + mutex_lock(&dev->struct_mutex); + list_add_tail(&msm_obj->mm_list, &priv->inactive_list); + mutex_unlock(&dev->struct_mutex); + } + return obj; fail: - drm_gem_object_put_unlocked(obj); + drm_gem_object_put(obj); return ERR_PTR(ret); } @@ -1125,6 +1127,7 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, struct drm_gem_object *msm_gem_import(struct drm_device *dev, struct dma_buf *dmabuf, struct sg_table *sgt) { + struct msm_drm_private *priv = dev->dev_private; struct msm_gem_object *msm_obj; struct drm_gem_object *obj; uint32_t size; @@ -1138,7 +1141,7 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev, size = PAGE_ALIGN(dmabuf->size); - ret = msm_gem_new_impl(dev, size, MSM_BO_WC, &obj, false); + ret = msm_gem_new_impl(dev, size, MSM_BO_WC, &obj); if (ret) goto fail; @@ -1163,10 +1166,15 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev, } mutex_unlock(&msm_obj->lock); + + mutex_lock(&dev->struct_mutex); + list_add_tail(&msm_obj->mm_list, &priv->inactive_list); + mutex_unlock(&dev->struct_mutex); + return obj; fail: - drm_gem_object_put_unlocked(obj); + drm_gem_object_put(obj); return ERR_PTR(ret); } @@ -1200,9 +1208,9 @@ static void *_msm_gem_kernel_new(struct drm_device *dev, uint32_t size, return vaddr; err: if (locked) - drm_gem_object_put(obj); + drm_gem_object_put_locked(obj); else - drm_gem_object_put_unlocked(obj); + drm_gem_object_put(obj); return ERR_PTR(ret); @@ -1232,9 +1240,9 @@ void msm_gem_kernel_put(struct drm_gem_object *bo, msm_gem_unpin_iova(bo, aspace); if (locked) - drm_gem_object_put(bo); + drm_gem_object_put_locked(bo); else - drm_gem_object_put_unlocked(bo); + drm_gem_object_put(bo); } void msm_gem_object_set_name(struct drm_gem_object *bo, const char *fmt, ...) |