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From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
To: David Airlie <airlied@gmail.com>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Gurchetan Singh <gurchetansingh@chromium.org>,
	Chia-I Wu <olvaffe@gmail.com>,
	Daniel Vetter <daniel@ffwll.ch>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	=?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>,
	Qiang Yu <yuq825@gmail.com>,
	Steven Price <steven.price@arm.com>,
	Boris Brezillon <boris.brezillon@collabora.com>,
	Emma Anholt <emma@anholt.net>,
	Melissa Wen <mwen@igalia.com>
Cc: dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org,
	kernel@collabora.com,
	virtualization@lists.linux-foundation.org
Subject: [PATCH v19 05/30] drm/shmem-helper: Refactor locked/unlocked functions
Date: Fri,  5 Jan 2024 21:45:59 +0300
Message-ID: <20240105184624.508603-6-dmitry.osipenko@collabora.com>
In-Reply-To: <20240105184624.508603-1-dmitry.osipenko@collabora.com>
References: <20240105184624.508603-1-dmitry.osipenko@collabora.com>
Precedence: bulk
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit

Add locked and remove unlocked postfixes from drm-shmem function names,
making names consistent with the drm/gem core code.

Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Suggested-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
---
 drivers/gpu/drm/drm_gem_shmem_helper.c        | 60 +++++++++----------
 drivers/gpu/drm/lima/lima_gem.c               |  6 +-
 drivers/gpu/drm/panfrost/panfrost_drv.c       |  2 +-
 drivers/gpu/drm/panfrost/panfrost_gem.c       |  2 +-
 .../gpu/drm/panfrost/panfrost_gem_shrinker.c  |  2 +-
 drivers/gpu/drm/panfrost/panfrost_mmu.c       |  2 +-
 include/drm/drm_gem_shmem_helper.h            | 28 ++++-----
 7 files changed, 51 insertions(+), 51 deletions(-)

diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
index 0d61f2b3e213..043e8e3b129c 100644
--- a/drivers/gpu/drm/drm_gem_shmem_helper.c
+++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
@@ -153,7 +153,7 @@ void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem)
 			kfree(shmem->sgt);
 		}
 		if (shmem->pages)
-			drm_gem_shmem_put_pages(shmem);
+			drm_gem_shmem_put_pages_locked(shmem);
 
 		drm_WARN_ON(obj->dev, shmem->pages_use_count);
 
@@ -165,7 +165,7 @@ void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem)
 }
 EXPORT_SYMBOL_GPL(drm_gem_shmem_free);
 
-static int drm_gem_shmem_get_pages(struct drm_gem_shmem_object *shmem)
+static int drm_gem_shmem_get_pages_locked(struct drm_gem_shmem_object *shmem)
 {
 	struct drm_gem_object *obj = &shmem->base;
 	struct page **pages;
@@ -199,12 +199,12 @@ static int drm_gem_shmem_get_pages(struct drm_gem_shmem_object *shmem)
 }
 
 /*
- * drm_gem_shmem_put_pages - Decrease use count on the backing pages for a shmem GEM object
+ * drm_gem_shmem_put_pages_locked - Decrease use count on the backing pages for a shmem GEM object
  * @shmem: shmem GEM object
  *
  * This function decreases the use count and puts the backing pages when use drops to zero.
  */
-void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem)
+void drm_gem_shmem_put_pages_locked(struct drm_gem_shmem_object *shmem)
 {
 	struct drm_gem_object *obj = &shmem->base;
 
@@ -226,7 +226,7 @@ void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem)
 			  shmem->pages_mark_accessed_on_put);
 	shmem->pages = NULL;
 }
-EXPORT_SYMBOL_GPL(drm_gem_shmem_put_pages);
+EXPORT_SYMBOL_GPL(drm_gem_shmem_put_pages_locked);
 
 static int drm_gem_shmem_pin_locked(struct drm_gem_shmem_object *shmem)
 {
@@ -234,7 +234,7 @@ static int drm_gem_shmem_pin_locked(struct drm_gem_shmem_object *shmem)
 
 	dma_resv_assert_held(shmem->base.resv);
 
-	ret = drm_gem_shmem_get_pages(shmem);
+	ret = drm_gem_shmem_get_pages_locked(shmem);
 
 	return ret;
 }
@@ -243,7 +243,7 @@ static void drm_gem_shmem_unpin_locked(struct drm_gem_shmem_object *shmem)
 {
 	dma_resv_assert_held(shmem->base.resv);
 
-	drm_gem_shmem_put_pages(shmem);
+	drm_gem_shmem_put_pages_locked(shmem);
 }
 
 /**
@@ -293,7 +293,7 @@ void drm_gem_shmem_unpin(struct drm_gem_shmem_object *shmem)
 EXPORT_SYMBOL_GPL(drm_gem_shmem_unpin);
 
 /*
- * drm_gem_shmem_vmap - Create a virtual mapping for a shmem GEM object
+ * drm_gem_shmem_vmap_locked - Create a virtual mapping for a shmem GEM object
  * @shmem: shmem GEM object
  * @map: Returns the kernel virtual address of the SHMEM GEM object's backing
  *       store.
@@ -302,13 +302,13 @@ EXPORT_SYMBOL_GPL(drm_gem_shmem_unpin);
  * exists for the buffer backing the shmem GEM object. It hides the differences
  * between dma-buf imported and natively allocated objects.
  *
- * Acquired mappings should be cleaned up by calling drm_gem_shmem_vunmap().
+ * Acquired mappings should be cleaned up by calling drm_gem_shmem_vunmap_locked().
  *
  * Returns:
  * 0 on success or a negative error code on failure.
  */
-int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
-		       struct iosys_map *map)
+int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
+			      struct iosys_map *map)
 {
 	struct drm_gem_object *obj = &shmem->base;
 	int ret = 0;
@@ -331,7 +331,7 @@ int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
 			return 0;
 		}
 
-		ret = drm_gem_shmem_get_pages(shmem);
+		ret = drm_gem_shmem_get_pages_locked(shmem);
 		if (ret)
 			goto err_zero_use;
 
@@ -354,28 +354,28 @@ int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
 
 err_put_pages:
 	if (!obj->import_attach)
-		drm_gem_shmem_put_pages(shmem);
+		drm_gem_shmem_put_pages_locked(shmem);
 err_zero_use:
 	shmem->vmap_use_count = 0;
 
 	return ret;
 }
-EXPORT_SYMBOL_GPL(drm_gem_shmem_vmap);
+EXPORT_SYMBOL_GPL(drm_gem_shmem_vmap_locked);
 
 /*
- * drm_gem_shmem_vunmap - Unmap a virtual mapping for a shmem GEM object
+ * drm_gem_shmem_vunmap_locked - Unmap a virtual mapping for a shmem GEM object
  * @shmem: shmem GEM object
  * @map: Kernel virtual address where the SHMEM GEM object was mapped
  *
  * This function cleans up a kernel virtual address mapping acquired by
- * drm_gem_shmem_vmap(). The mapping is only removed when the use count drops to
- * zero.
+ * drm_gem_shmem_vmap_locked(). The mapping is only removed when the use count
+ * drops to zero.
  *
  * This function hides the differences between dma-buf imported and natively
  * allocated objects.
  */
-void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
-			  struct iosys_map *map)
+void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
+				 struct iosys_map *map)
 {
 	struct drm_gem_object *obj = &shmem->base;
 
@@ -391,12 +391,12 @@ void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
 			return;
 
 		vunmap(shmem->vaddr);
-		drm_gem_shmem_put_pages(shmem);
+		drm_gem_shmem_put_pages_locked(shmem);
 	}
 
 	shmem->vaddr = NULL;
 }
-EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap);
+EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap_locked);
 
 static int
 drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
@@ -424,7 +424,7 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
 /* Update madvise status, returns true if not purged, else
  * false or -errno.
  */
-int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv)
+int drm_gem_shmem_madvise_locked(struct drm_gem_shmem_object *shmem, int madv)
 {
 	dma_resv_assert_held(shmem->base.resv);
 
@@ -435,9 +435,9 @@ int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv)
 
 	return (madv >= 0);
 }
-EXPORT_SYMBOL_GPL(drm_gem_shmem_madvise);
+EXPORT_SYMBOL_GPL(drm_gem_shmem_madvise_locked);
 
-void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
+void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem)
 {
 	struct drm_gem_object *obj = &shmem->base;
 	struct drm_device *dev = obj->dev;
@@ -451,7 +451,7 @@ void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
 	kfree(shmem->sgt);
 	shmem->sgt = NULL;
 
-	drm_gem_shmem_put_pages(shmem);
+	drm_gem_shmem_put_pages_locked(shmem);
 
 	shmem->madv = -1;
 
@@ -467,7 +467,7 @@ void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem)
 
 	invalidate_mapping_pages(file_inode(obj->filp)->i_mapping, 0, (loff_t)-1);
 }
-EXPORT_SYMBOL_GPL(drm_gem_shmem_purge);
+EXPORT_SYMBOL_GPL(drm_gem_shmem_purge_locked);
 
 /**
  * drm_gem_shmem_dumb_create - Create a dumb shmem buffer object
@@ -564,7 +564,7 @@ static void drm_gem_shmem_vm_close(struct vm_area_struct *vma)
 	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
 
 	dma_resv_lock(shmem->base.resv, NULL);
-	drm_gem_shmem_put_pages(shmem);
+	drm_gem_shmem_put_pages_locked(shmem);
 	dma_resv_unlock(shmem->base.resv);
 
 	drm_gem_vm_close(vma);
@@ -611,7 +611,7 @@ int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct
 	}
 
 	dma_resv_lock(shmem->base.resv, NULL);
-	ret = drm_gem_shmem_get_pages(shmem);
+	ret = drm_gem_shmem_get_pages_locked(shmem);
 	dma_resv_unlock(shmem->base.resv);
 
 	if (ret)
@@ -679,7 +679,7 @@ static struct sg_table *drm_gem_shmem_get_pages_sgt_locked(struct drm_gem_shmem_
 
 	drm_WARN_ON(obj->dev, obj->import_attach);
 
-	ret = drm_gem_shmem_get_pages(shmem);
+	ret = drm_gem_shmem_get_pages_locked(shmem);
 	if (ret)
 		return ERR_PTR(ret);
 
@@ -701,7 +701,7 @@ static struct sg_table *drm_gem_shmem_get_pages_sgt_locked(struct drm_gem_shmem_
 	sg_free_table(sgt);
 	kfree(sgt);
 err_put_pages:
-	drm_gem_shmem_put_pages(shmem);
+	drm_gem_shmem_put_pages_locked(shmem);
 	return ERR_PTR(ret);
 }
 
diff --git a/drivers/gpu/drm/lima/lima_gem.c b/drivers/gpu/drm/lima/lima_gem.c
index 4f9736e5f929..433bda72e59b 100644
--- a/drivers/gpu/drm/lima/lima_gem.c
+++ b/drivers/gpu/drm/lima/lima_gem.c
@@ -180,7 +180,7 @@ static int lima_gem_pin(struct drm_gem_object *obj)
 	if (bo->heap_size)
 		return -EINVAL;
 
-	return drm_gem_shmem_pin(&bo->base);
+	return drm_gem_shmem_object_pin(obj);
 }
 
 static int lima_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
@@ -190,7 +190,7 @@ static int lima_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
 	if (bo->heap_size)
 		return -EINVAL;
 
-	return drm_gem_shmem_vmap(&bo->base, map);
+	return drm_gem_shmem_object_vmap(obj, map);
 }
 
 static int lima_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
@@ -200,7 +200,7 @@ static int lima_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
 	if (bo->heap_size)
 		return -EINVAL;
 
-	return drm_gem_shmem_mmap(&bo->base, vma);
+	return drm_gem_shmem_object_mmap(obj, vma);
 }
 
 static const struct drm_gem_object_funcs lima_gem_funcs = {
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index a926d71e8131..a15d62f19afb 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -438,7 +438,7 @@ static int panfrost_ioctl_madvise(struct drm_device *dev, void *data,
 		}
 	}
 
-	args->retained = drm_gem_shmem_madvise(&bo->base, args->madv);
+	args->retained = drm_gem_shmem_madvise_locked(&bo->base, args->madv);
 
 	if (args->retained) {
 		if (args->madv == PANFROST_MADV_DONTNEED)
diff --git a/drivers/gpu/drm/panfrost/panfrost_gem.c b/drivers/gpu/drm/panfrost/panfrost_gem.c
index d47b40b82b0b..f268bd5c2884 100644
--- a/drivers/gpu/drm/panfrost/panfrost_gem.c
+++ b/drivers/gpu/drm/panfrost/panfrost_gem.c
@@ -192,7 +192,7 @@ static int panfrost_gem_pin(struct drm_gem_object *obj)
 	if (bo->is_heap)
 		return -EINVAL;
 
-	return drm_gem_shmem_pin(&bo->base);
+	return drm_gem_shmem_object_pin(obj);
 }
 
 static enum drm_gem_object_status panfrost_gem_status(struct drm_gem_object *obj)
diff --git a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
index 3d9f51bd48b6..02b60ea1433a 100644
--- a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
+++ b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
@@ -51,7 +51,7 @@ static bool panfrost_gem_purge(struct drm_gem_object *obj)
 		goto unlock_mappings;
 
 	panfrost_gem_teardown_mappings_locked(bo);
-	drm_gem_shmem_purge(&bo->base);
+	drm_gem_shmem_purge_locked(&bo->base);
 	ret = true;
 
 	dma_resv_unlock(shmem->base.resv);
diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c
index f38385fe76bb..1ab081bd81a8 100644
--- a/drivers/gpu/drm/panfrost/panfrost_mmu.c
+++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c
@@ -538,7 +538,7 @@ static int panfrost_mmu_map_fault_addr(struct panfrost_device *pfdev, int as,
 err_map:
 	sg_free_table(sgt);
 err_pages:
-	drm_gem_shmem_put_pages(&bo->base);
+	drm_gem_shmem_put_pages_locked(&bo->base);
 err_unlock:
 	dma_resv_unlock(obj->resv);
 err_bo:
diff --git a/include/drm/drm_gem_shmem_helper.h b/include/drm/drm_gem_shmem_helper.h
index bf0c31aa8fbe..9e83212becbb 100644
--- a/include/drm/drm_gem_shmem_helper.h
+++ b/include/drm/drm_gem_shmem_helper.h
@@ -99,16 +99,16 @@ struct drm_gem_shmem_object {
 struct drm_gem_shmem_object *drm_gem_shmem_create(struct drm_device *dev, size_t size);
 void drm_gem_shmem_free(struct drm_gem_shmem_object *shmem);
 
-void drm_gem_shmem_put_pages(struct drm_gem_shmem_object *shmem);
+void drm_gem_shmem_put_pages_locked(struct drm_gem_shmem_object *shmem);
 int drm_gem_shmem_pin(struct drm_gem_shmem_object *shmem);
 void drm_gem_shmem_unpin(struct drm_gem_shmem_object *shmem);
-int drm_gem_shmem_vmap(struct drm_gem_shmem_object *shmem,
-		       struct iosys_map *map);
-void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
-			  struct iosys_map *map);
+int drm_gem_shmem_vmap_locked(struct drm_gem_shmem_object *shmem,
+			      struct iosys_map *map);
+void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
+				 struct iosys_map *map);
 int drm_gem_shmem_mmap(struct drm_gem_shmem_object *shmem, struct vm_area_struct *vma);
 
-int drm_gem_shmem_madvise(struct drm_gem_shmem_object *shmem, int madv);
+int drm_gem_shmem_madvise_locked(struct drm_gem_shmem_object *shmem, int madv);
 
 static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem)
 {
@@ -117,7 +117,7 @@ static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem
 		!shmem->base.dma_buf && !shmem->base.import_attach;
 }
 
-void drm_gem_shmem_purge(struct drm_gem_shmem_object *shmem);
+void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem);
 
 struct sg_table *drm_gem_shmem_get_sg_table(struct drm_gem_shmem_object *shmem);
 struct sg_table *drm_gem_shmem_get_pages_sgt(struct drm_gem_shmem_object *shmem);
@@ -208,12 +208,12 @@ static inline struct sg_table *drm_gem_shmem_object_get_sg_table(struct drm_gem_
 }
 
 /*
- * drm_gem_shmem_object_vmap - GEM object function for drm_gem_shmem_vmap()
+ * drm_gem_shmem_object_vmap - GEM object function for drm_gem_shmem_vmap_locked()
  * @obj: GEM object
  * @map: Returns the kernel virtual address of the SHMEM GEM object's backing store.
  *
- * This function wraps drm_gem_shmem_vmap(). Drivers that employ the shmem helpers should
- * use it as their &drm_gem_object_funcs.vmap handler.
+ * This function wraps drm_gem_shmem_vmap_locked(). Drivers that employ the shmem
+ * helpers should use it as their &drm_gem_object_funcs.vmap handler.
  *
  * Returns:
  * 0 on success or a negative error code on failure.
@@ -223,7 +223,7 @@ static inline int drm_gem_shmem_object_vmap(struct drm_gem_object *obj,
 {
 	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
 
-	return drm_gem_shmem_vmap(shmem, map);
+	return drm_gem_shmem_vmap_locked(shmem, map);
 }
 
 /*
@@ -231,15 +231,15 @@ static inline int drm_gem_shmem_object_vmap(struct drm_gem_object *obj,
  * @obj: GEM object
  * @map: Kernel virtual address where the SHMEM GEM object was mapped
  *
- * This function wraps drm_gem_shmem_vunmap(). Drivers that employ the shmem helpers should
- * use it as their &drm_gem_object_funcs.vunmap handler.
+ * This function wraps drm_gem_shmem_vunmap_locked(). Drivers that employ the shmem
+ * helpers should use it as their &drm_gem_object_funcs.vunmap handler.
  */
 static inline void drm_gem_shmem_object_vunmap(struct drm_gem_object *obj,
 					       struct iosys_map *map)
 {
 	struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
 
-	drm_gem_shmem_vunmap(shmem, map);
+	drm_gem_shmem_vunmap_locked(shmem, map);
 }
 
 /**
-- 
2.43.0