From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/arch/sparc/include/asm/pci.h | 51 +++++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 47 insertions(+), 4 deletions(-)
diff --git a/kernel/arch/sparc/include/asm/pci.h b/kernel/arch/sparc/include/asm/pci.h
index cad79a6..4deddf4 100644
--- a/kernel/arch/sparc/include/asm/pci.h
+++ b/kernel/arch/sparc/include/asm/pci.h
@@ -1,9 +1,52 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PCI_H
#define ___ASM_SPARC_PCI_H
-#if defined(__sparc__) && defined(__arch64__)
-#include <asm/pci_64.h>
+
+
+/* Can be used to override the logic in pci_scan_bus for skipping
+ * already-configured bus numbers - to be used for buggy BIOSes
+ * or architectures with incomplete PCI setup by the loader.
+ */
+#define pcibios_assign_all_busses() 0
+
+#define PCIBIOS_MIN_IO 0UL
+#define PCIBIOS_MIN_MEM 0UL
+
+#define PCI_IRQ_NONE 0xffffffff
+
+
+#ifdef CONFIG_SPARC64
+
+/* PCI IOMMU mapping bypass support. */
+
+/* PCI 64-bit addressing works for all slots on all controller
+ * types on sparc64. However, it requires that the device
+ * can drive enough of the 64 bits.
+ */
+#define PCI64_REQUIRED_MASK (~(u64)0)
+#define PCI64_ADDR_BASE 0xfffc000000000000UL
+
+/* Return the index of the PCI controller for device PDEV. */
+int pci_domain_nr(struct pci_bus *bus);
+static inline int pci_proc_domain(struct pci_bus *bus)
+{
+ return 1;
+}
+
+/* Platform support for /proc/bus/pci/X/Y mmap()s. */
+#define HAVE_PCI_MMAP
+#define arch_can_pci_mmap_io() 1
+#define HAVE_ARCH_PCI_GET_UNMAPPED_AREA
+#define get_pci_unmapped_area get_fb_unmapped_area
+#endif /* CONFIG_SPARC64 */
+
+#if defined(CONFIG_SPARC64) || defined(CONFIG_LEON_PCI)
+static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
+{
+ return PCI_IRQ_NONE;
+}
#else
-#include <asm/pci_32.h>
+#include <asm-generic/pci.h>
#endif
-#endif
+
+#endif /* ___ASM_SPARC_PCI_H */
--
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