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path: root/sys-kernel/broadcom-sta-dkms/files/kernel-5.18.patch
blob: d837429a689963d166bc21e7984a9bb924336a94 (plain)
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diff -u -r a/src/shared/linux_osl.c b/src/shared/linux_osl.c
--- a/src/shared/linux_osl.c	2022-05-24 20:51:15.662604980 +0000
+++ b/src/shared/linux_osl.c	2022-05-24 21:13:38.264472425 +0000
@@ -599,6 +599,8 @@
 	va = kmalloc(size, GFP_ATOMIC | __GFP_ZERO);
 	if (va)
 		*pap = (ulong)__virt_to_phys(va);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+	va = dma_alloc_coherent(&((struct pci_dev *)osh->pdev)->dev, size, (dma_addr_t*)pap, GFP_ATOMIC);
 #else
 	va = pci_alloc_consistent(osh->pdev, size, (dma_addr_t*)pap);
 #endif
@@ -612,6 +614,8 @@
 
 #ifdef __ARM_ARCH_7A__
 	kfree(va);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+	dma_free_coherent(&((struct pci_dev *)osh->pdev)->dev, size, va, (dma_addr_t)pa);
 #else
 	pci_free_consistent(osh->pdev, size, va, (dma_addr_t)pa);
 #endif
@@ -623,7 +627,11 @@
 	int dir;
 
 	ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC)));
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+	dir = (direction == DMA_TX)? DMA_TO_DEVICE: DMA_FROM_DEVICE;
+#else
 	dir = (direction == DMA_TX)? PCI_DMA_TODEVICE: PCI_DMA_FROMDEVICE;
+#endif
 
 #if defined(__ARM_ARCH_7A__) && defined(BCMDMASGLISTOSL)
 	if (dmah != NULL) {
@@ -641,7 +649,11 @@
 				ASSERT(totsegs + nsegs <= MAX_DMA_SEGS);
 				sg->page_link = 0;
 				sg_set_buf(sg, PKTDATA(osh, skb), PKTLEN(osh, skb));
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+				dma_map_single(&((struct pci_dev *)osh->pdev)->dev, PKTDATA(osh, skb), PKTLEN(osh, skb), dir);
+#else
 				pci_map_single(osh->pdev, PKTDATA(osh, skb), PKTLEN(osh, skb), dir);
+#endif
 			}
 			totsegs += nsegs;
 			totlen += PKTLEN(osh, skb);
@@ -656,7 +668,11 @@
 	}
 #endif 
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+	return (dma_map_single(&((struct pci_dev *)osh->pdev)->dev, va, size, dir));
+#else
 	return (pci_map_single(osh->pdev, va, size, dir));
+#endif
 }
 
 void BCMFASTPATH
@@ -665,8 +681,13 @@
 	int dir;
 
 	ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC)));
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+	dir = (direction == DMA_TX)? DMA_TO_DEVICE: DMA_FROM_DEVICE;
+	dma_unmap_single(&((struct pci_dev *)osh->pdev)->dev, (uint32)pa, size, dir);
+#else
 	dir = (direction == DMA_TX)? PCI_DMA_TODEVICE: PCI_DMA_FROMDEVICE;
 	pci_unmap_single(osh->pdev, (uint32)pa, size, dir);
+#endif
 }
 
 #if defined(BCMDBG_ASSERT)