From 839540cb95a310ebf96d6302afecc3ac97ccf746 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Wed, 23 Apr 2025 12:47:53 +0100
Subject: [umalloc] Remove userptr_t from user memory allocations

Use standard void pointers for umalloc(), urealloc(), and ufree(),
with the "u" prefix retained to indicate that these allocations are
made from external ("user") memory rather than from the internal heap.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/interface/efi/efi_pci.c | 36 ++----------------------------------
 1 file changed, 2 insertions(+), 34 deletions(-)

(limited to 'src/interface/efi/efi_pci.c')

diff --git a/src/interface/efi/efi_pci.c b/src/interface/efi/efi_pci.c
index 01351df51..b8c7df38d 100644
--- a/src/interface/efi/efi_pci.c
+++ b/src/interface/efi/efi_pci.c
@@ -640,38 +640,6 @@ static void efipci_dma_free ( struct dma_device *dma, struct dma_mapping *map,
 		dma->allocated--;
 }
 
-/**
- * Allocate and map DMA-coherent buffer from external (user) memory
- *
- * @v dma		DMA device
- * @v map		DMA mapping to fill in
- * @v len		Length of buffer
- * @v align		Physical alignment
- * @ret addr		Buffer address, or NULL on error
- */
-static userptr_t efipci_dma_umalloc ( struct dma_device *dma,
-				      struct dma_mapping *map,
-				      size_t len, size_t align ) {
-	void *addr;
-
-	addr = efipci_dma_alloc ( dma, map, len, align );
-	return virt_to_user ( addr );
-}
-
-/**
- * Unmap and free DMA-coherent buffer from external (user) memory
- *
- * @v dma		DMA device
- * @v map		DMA mapping
- * @v addr		Buffer address
- * @v len		Length of buffer
- */
-static void efipci_dma_ufree ( struct dma_device *dma, struct dma_mapping *map,
-			       userptr_t addr, size_t len ) {
-
-	efipci_dma_free ( dma, map, addr, len );
-}
-
 /**
  * Set addressable space mask
  *
@@ -710,8 +678,8 @@ static struct dma_operations efipci_dma_operations = {
 	.unmap = efipci_dma_unmap,
 	.alloc = efipci_dma_alloc,
 	.free = efipci_dma_free,
-	.umalloc = efipci_dma_umalloc,
-	.ufree = efipci_dma_ufree,
+	.umalloc = efipci_dma_alloc,
+	.ufree = efipci_dma_free,
 	.set_mask = efipci_dma_set_mask,
 };
 
-- 
cgit v1.2.3-55-g7522