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/arm64/include/asm/pgalloc.h | 85 ++++--------------------------------------
1 files changed, 8 insertions(+), 77 deletions(-)
diff --git a/kernel/arch/arm64/include/asm/pgalloc.h b/kernel/arch/arm64/include/asm/pgalloc.h
index 2e05bcd..3c6a7f5 100644
--- a/kernel/arch/arm64/include/asm/pgalloc.h
+++ b/kernel/arch/arm64/include/asm/pgalloc.h
@@ -1,20 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Based on arch/arm/include/asm/pgalloc.h
*
* Copyright (C) 2000-2001 Russell King
* Copyright (C) 2012 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_PGALLOC_H
#define __ASM_PGALLOC_H
@@ -24,23 +13,12 @@
#include <asm/cacheflush.h>
#include <asm/tlbflush.h>
-#define check_pgt_cache() do { } while (0)
+#define __HAVE_ARCH_PGD_FREE
+#include <asm-generic/pgalloc.h>
-#define PGALLOC_GFP (GFP_KERNEL | __GFP_ZERO)
#define PGD_SIZE (PTRS_PER_PGD * sizeof(pgd_t))
#if CONFIG_PGTABLE_LEVELS > 2
-
-static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
-{
- return (pmd_t *)__get_free_page(PGALLOC_GFP);
-}
-
-static inline void pmd_free(struct mm_struct *mm, pmd_t *pmdp)
-{
- BUG_ON((unsigned long)pmdp & (PAGE_SIZE-1));
- free_page((unsigned long)pmdp);
-}
static inline void __pud_populate(pud_t *pudp, phys_addr_t pmdp, pudval_t prot)
{
@@ -60,28 +38,17 @@
#if CONFIG_PGTABLE_LEVELS > 3
-static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
+static inline void __p4d_populate(p4d_t *p4dp, phys_addr_t pudp, p4dval_t prot)
{
- return (pud_t *)__get_free_page(PGALLOC_GFP);
+ set_p4d(p4dp, __p4d(__phys_to_p4d_val(pudp) | prot));
}
-static inline void pud_free(struct mm_struct *mm, pud_t *pudp)
+static inline void p4d_populate(struct mm_struct *mm, p4d_t *p4dp, pud_t *pudp)
{
- BUG_ON((unsigned long)pudp & (PAGE_SIZE-1));
- free_page((unsigned long)pudp);
-}
-
-static inline void __pgd_populate(pgd_t *pgdp, phys_addr_t pudp, pgdval_t prot)
-{
- set_pgd(pgdp, __pgd(__phys_to_pgd_val(pudp) | prot));
-}
-
-static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgdp, pud_t *pudp)
-{
- __pgd_populate(pgdp, __pa(pudp), PUD_TYPE_TABLE);
+ __p4d_populate(p4dp, __pa(pudp), PUD_TYPE_TABLE);
}
#else
-static inline void __pgd_populate(pgd_t *pgdp, phys_addr_t pudp, pgdval_t prot)
+static inline void __p4d_populate(p4d_t *p4dp, phys_addr_t pudp, p4dval_t prot)
{
BUILD_BUG();
}
@@ -89,42 +56,6 @@
extern pgd_t *pgd_alloc(struct mm_struct *mm);
extern void pgd_free(struct mm_struct *mm, pgd_t *pgdp);
-
-static inline pte_t *
-pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr)
-{
- return (pte_t *)__get_free_page(PGALLOC_GFP);
-}
-
-static inline pgtable_t
-pte_alloc_one(struct mm_struct *mm, unsigned long addr)
-{
- struct page *pte;
-
- pte = alloc_pages(PGALLOC_GFP, 0);
- if (!pte)
- return NULL;
- if (!pgtable_page_ctor(pte)) {
- __free_page(pte);
- return NULL;
- }
- return pte;
-}
-
-/*
- * Free a PTE table.
- */
-static inline void pte_free_kernel(struct mm_struct *mm, pte_t *ptep)
-{
- if (ptep)
- free_page((unsigned long)ptep);
-}
-
-static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
-{
- pgtable_page_dtor(pte);
- __free_page(pte);
-}
static inline void __pmd_populate(pmd_t *pmdp, phys_addr_t ptep,
pmdval_t prot)
--
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