[PATCH v2 1/6] drm/pagemap: Rename drm_pagemap_device_addr to drm_pagemap_addr

Francois Dugast francois.dugast at intel.com
Fri Jul 25 15:39:25 UTC 2025


Rename this struct to the more generic name drm_pagemap_addr so it can be
used in a broader context, such as DMA mappings of CPU memory.

Signed-off-by: Francois Dugast <francois.dugast at intel.com>
---
 drivers/gpu/drm/drm_gpusvm.c       |  4 ++--
 drivers/gpu/drm/xe/xe_res_cursor.h | 10 +++++-----
 drivers/gpu/drm/xe/xe_svm.c        |  4 ++--
 drivers/gpu/drm/xe/xe_svm.h        |  4 ++--
 include/drm/drm_gpusvm.h           |  4 ++--
 include/drm/drm_pagemap.h          | 32 +++++++++++++++---------------
 6 files changed, 29 insertions(+), 29 deletions(-)

diff --git a/drivers/gpu/drm/drm_gpusvm.c b/drivers/gpu/drm/drm_gpusvm.c
index 5bb4c77db2c3..661306da6b2d 100644
--- a/drivers/gpu/drm/drm_gpusvm.c
+++ b/drivers/gpu/drm/drm_gpusvm.c
@@ -1048,7 +1048,7 @@ static void __drm_gpusvm_range_unmap_pages(struct drm_gpusvm *gpusvm,
 		};
 
 		for (i = 0, j = 0; i < npages; j++) {
-			struct drm_pagemap_device_addr *addr = &range->dma_addr[j];
+			struct drm_pagemap_addr *addr = &range->dma_addr[j];
 
 			if (addr->proto == DRM_INTERCONNECT_SYSTEM)
 				dma_unmap_page(dev,
@@ -1400,7 +1400,7 @@ int drm_gpusvm_range_get_pages(struct drm_gpusvm *gpusvm,
 				goto err_unmap;
 			}
 
-			range->dma_addr[j] = drm_pagemap_device_addr_encode
+			range->dma_addr[j] = drm_pagemap_addr_encode
 				(addr, DRM_INTERCONNECT_SYSTEM, order,
 				 DMA_BIDIRECTIONAL);
 		}
diff --git a/drivers/gpu/drm/xe/xe_res_cursor.h b/drivers/gpu/drm/xe/xe_res_cursor.h
index d1a403cfb628..4e00008b7081 100644
--- a/drivers/gpu/drm/xe/xe_res_cursor.h
+++ b/drivers/gpu/drm/xe/xe_res_cursor.h
@@ -55,8 +55,8 @@ struct xe_res_cursor {
 	u32 mem_type;
 	/** @sgl: Scatterlist for cursor */
 	struct scatterlist *sgl;
-	/** @dma_addr: Current element in a struct drm_pagemap_device_addr array */
-	const struct drm_pagemap_device_addr *dma_addr;
+	/** @dma_addr: Current element in a struct drm_pagemap_addr array */
+	const struct drm_pagemap_addr *dma_addr;
 	/** @mm: Buddy allocator for VRAM cursor */
 	struct drm_buddy *mm;
 	/**
@@ -170,7 +170,7 @@ static inline void __xe_res_sg_next(struct xe_res_cursor *cur)
  */
 static inline void __xe_res_dma_next(struct xe_res_cursor *cur)
 {
-	const struct drm_pagemap_device_addr *addr = cur->dma_addr;
+	const struct drm_pagemap_addr *addr = cur->dma_addr;
 	u64 start = cur->start;
 
 	while (start >= cur->dma_seg_size) {
@@ -222,14 +222,14 @@ static inline void xe_res_first_sg(const struct sg_table *sg,
 /**
  * xe_res_first_dma - initialize a xe_res_cursor with dma_addr array
  *
- * @dma_addr: struct drm_pagemap_device_addr array to walk
+ * @dma_addr: struct drm_pagemap_addr array to walk
  * @start: Start of the range
  * @size: Size of the range
  * @cur: cursor object to initialize
  *
  * Start walking over the range of allocations between @start and @size.
  */
-static inline void xe_res_first_dma(const struct drm_pagemap_device_addr *dma_addr,
+static inline void xe_res_first_dma(const struct drm_pagemap_addr *dma_addr,
 				    u64 start, u64 size,
 				    struct xe_res_cursor *cur)
 {
diff --git a/drivers/gpu/drm/xe/xe_svm.c b/drivers/gpu/drm/xe/xe_svm.c
index 10c8a1bcb86e..3e4f4a8760ee 100644
--- a/drivers/gpu/drm/xe/xe_svm.c
+++ b/drivers/gpu/drm/xe/xe_svm.c
@@ -1014,7 +1014,7 @@ int xe_svm_alloc_vram(struct xe_tile *tile, struct xe_svm_range *range,
 				       ctx->timeslice_ms);
 }
 
-static struct drm_pagemap_device_addr
+static struct drm_pagemap_addr
 xe_drm_pagemap_device_map(struct drm_pagemap *dpagemap,
 			  struct device *dev,
 			  struct page *page,
@@ -1033,7 +1033,7 @@ xe_drm_pagemap_device_map(struct drm_pagemap *dpagemap,
 		prot = 0;
 	}
 
-	return drm_pagemap_device_addr_encode(addr, prot, order, dir);
+	return drm_pagemap_addr_encode(addr, prot, order, dir);
 }
 
 static const struct drm_pagemap_ops xe_drm_pagemap_ops = {
diff --git a/drivers/gpu/drm/xe/xe_svm.h b/drivers/gpu/drm/xe/xe_svm.h
index da9a69ea0bb1..4bdccb56d25f 100644
--- a/drivers/gpu/drm/xe/xe_svm.h
+++ b/drivers/gpu/drm/xe/xe_svm.h
@@ -163,7 +163,7 @@ void xe_svm_flush(struct xe_vm *vm);
 #else
 #include <linux/interval_tree.h>
 
-struct drm_pagemap_device_addr;
+struct drm_pagemap_addr;
 struct drm_gpusvm_ctx;
 struct drm_gpusvm_range;
 struct xe_bo;
@@ -178,7 +178,7 @@ struct xe_vram_region;
 struct xe_svm_range {
 	struct {
 		struct interval_tree_node itree;
-		const struct drm_pagemap_device_addr *dma_addr;
+		const struct drm_pagemap_addr *dma_addr;
 	} base;
 	u32 tile_present;
 	u32 tile_invalidated;
diff --git a/include/drm/drm_gpusvm.h b/include/drm/drm_gpusvm.h
index 4aedc5423aff..8d613e9b2690 100644
--- a/include/drm/drm_gpusvm.h
+++ b/include/drm/drm_gpusvm.h
@@ -17,7 +17,7 @@ struct drm_gpusvm_notifier;
 struct drm_gpusvm_ops;
 struct drm_gpusvm_range;
 struct drm_pagemap;
-struct drm_pagemap_device_addr;
+struct drm_pagemap_addr;
 
 /**
  * struct drm_gpusvm_ops - Operations structure for GPU SVM
@@ -154,7 +154,7 @@ struct drm_gpusvm_range {
 	struct interval_tree_node itree;
 	struct list_head entry;
 	unsigned long notifier_seq;
-	struct drm_pagemap_device_addr *dma_addr;
+	struct drm_pagemap_addr *dma_addr;
 	struct drm_pagemap *dpagemap;
 	struct drm_gpusvm_range_flags flags;
 };
diff --git a/include/drm/drm_pagemap.h b/include/drm/drm_pagemap.h
index e5f20a1235be..69d6ee49a3de 100644
--- a/include/drm/drm_pagemap.h
+++ b/include/drm/drm_pagemap.h
@@ -23,7 +23,7 @@ enum drm_interconnect_protocol {
 };
 
 /**
- * struct drm_pagemap_device_addr - Device address representation.
+ * struct drm_pagemap_addr - Address representation.
  * @addr: The dma address or driver-defined address for driver private interconnects.
  * @proto: The interconnect protocol.
  * @order: The page order of the device mapping. (Size is PAGE_SIZE << order).
@@ -32,7 +32,7 @@ enum drm_interconnect_protocol {
  * Note: There is room for improvement here. We should be able to pack into
  * 64 bits.
  */
-struct drm_pagemap_device_addr {
+struct drm_pagemap_addr {
 	dma_addr_t addr;
 	u64 proto : 54;
 	u64 order : 8;
@@ -40,21 +40,21 @@ struct drm_pagemap_device_addr {
 };
 
 /**
- * drm_pagemap_device_addr_encode() - Encode a dma address with metadata
+ * drm_pagemap_addr_encode() - Encode a dma address with metadata
  * @addr: The dma address or driver-defined address for driver private interconnects.
  * @proto: The interconnect protocol.
  * @order: The page order of the dma mapping. (Size is PAGE_SIZE << order).
  * @dir: The DMA direction.
  *
- * Return: A struct drm_pagemap_device_addr encoding the above information.
+ * Return: A struct drm_pagemap_addr encoding the above information.
  */
-static inline struct drm_pagemap_device_addr
-drm_pagemap_device_addr_encode(dma_addr_t addr,
-			       enum drm_interconnect_protocol proto,
-			       unsigned int order,
-			       enum dma_data_direction dir)
+static inline struct drm_pagemap_addr
+drm_pagemap_addr_encode(dma_addr_t addr,
+			enum drm_interconnect_protocol proto,
+			unsigned int order,
+			enum dma_data_direction dir)
 {
-	return (struct drm_pagemap_device_addr) {
+	return (struct drm_pagemap_addr) {
 		.addr = addr,
 		.proto = proto,
 		.order = order,
@@ -75,11 +75,11 @@ struct drm_pagemap_ops {
 	 * @order: The page order of the device mapping. (Size is PAGE_SIZE << order).
 	 * @dir: The transfer direction.
 	 */
-	struct drm_pagemap_device_addr (*device_map)(struct drm_pagemap *dpagemap,
-						     struct device *dev,
-						     struct page *page,
-						     unsigned int order,
-						     enum dma_data_direction dir);
+	struct drm_pagemap_addr (*device_map)(struct drm_pagemap *dpagemap,
+					      struct device *dev,
+					      struct page *page,
+					      unsigned int order,
+					      enum dma_data_direction dir);
 
 	/**
 	 * @device_unmap: Unmap a device address previously obtained using @device_map.
@@ -90,7 +90,7 @@ struct drm_pagemap_ops {
 	 */
 	void (*device_unmap)(struct drm_pagemap *dpagemap,
 			     struct device *dev,
-			     struct drm_pagemap_device_addr addr);
+			     struct drm_pagemap_addr addr);
 
 	/**
 	 * @populate_mm: Populate part of the mm with @dpagemap memory,
-- 
2.43.0



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