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powerpc: Untangle fixmap.h and pgtable.h and mmu.h

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fixmap.h need pgtable.h for [un]map_kernel_page()

pgtable.h need fixmap.h for FIXADDR_TOP.

Untangle the two files by moving FIXADDR_TOP into pgtable.h

Also move VIRT_IMMR_BASE to fixmap.h to avoid fixmap.h in mmu.h

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/5eba12392a018be28ad0a02ed844767b132589e7.1695659959.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy
2023-09-25 20:31:21 +02:00
committed by Michael Ellerman
parent da9554e0fe
commit d3e0179672
11 changed files with 29 additions and 15 deletions
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arch/powerpc/include/asm/book3s/64/pgtable.h
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@@ -316,6 +316,7 @@ extern unsigned long pci_io_base;
#define IOREMAP_START (ioremap_bot)
#define IOREMAP_END (KERN_IO_END - FIXADDR_SIZE)
#define FIXADDR_SIZE SZ_32M
#define FIXADDR_TOP (IOREMAP_END + FIXADDR_SIZE)
#ifndef __ASSEMBLY__