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77e97abf12
Also removes random module and switches to new bcm2711 thermal driver. Boot tested on RPi 4B v1.1 4G. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
118 lines
3.8 KiB
Diff
118 lines
3.8 KiB
Diff
From 4d2bd7f66bac81b042afc2a6e742bd776a5a3938 Mon Sep 17 00:00:00 2001
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From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Date: Wed, 11 Sep 2019 20:25:44 +0200
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Subject: [PATCH] arm64: rename variables used to calculate
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ZONE_DMA32's size
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commit a573cdd7973dedd87e62196c400332896bb236c8 upstream.
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Let the name indicate that they are used to calculate ZONE_DMA32's size
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as opposed to ZONE_DMA.
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Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
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Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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---
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arch/arm64/mm/init.c | 30 +++++++++++++++---------------
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1 file changed, 15 insertions(+), 15 deletions(-)
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--- a/arch/arm64/mm/init.c
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+++ b/arch/arm64/mm/init.c
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@@ -56,7 +56,7 @@ EXPORT_SYMBOL(physvirt_offset);
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struct page *vmemmap __ro_after_init;
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EXPORT_SYMBOL(vmemmap);
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-phys_addr_t arm64_dma_phys_limit __ro_after_init;
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+phys_addr_t arm64_dma32_phys_limit __ro_after_init;
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#ifdef CONFIG_KEXEC_CORE
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/*
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@@ -174,7 +174,7 @@ static void __init reserve_elfcorehdr(vo
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* currently assumes that for memory starting above 4G, 32-bit devices will
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* use a DMA offset.
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*/
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-static phys_addr_t __init max_zone_dma_phys(void)
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+static phys_addr_t __init max_zone_dma32_phys(void)
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{
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phys_addr_t offset = memblock_start_of_DRAM() & GENMASK_ULL(63, 32);
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return min(offset + (1ULL << 32), memblock_end_of_DRAM());
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@@ -187,7 +187,7 @@ static void __init zone_sizes_init(unsig
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unsigned long max_zone_pfns[MAX_NR_ZONES] = {0};
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#ifdef CONFIG_ZONE_DMA32
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- max_zone_pfns[ZONE_DMA32] = PFN_DOWN(arm64_dma_phys_limit);
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+ max_zone_pfns[ZONE_DMA32] = PFN_DOWN(arm64_dma32_phys_limit);
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#endif
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max_zone_pfns[ZONE_NORMAL] = max;
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@@ -200,16 +200,16 @@ static void __init zone_sizes_init(unsig
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{
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struct memblock_region *reg;
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unsigned long zone_size[MAX_NR_ZONES], zhole_size[MAX_NR_ZONES];
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- unsigned long max_dma = min;
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+ unsigned long max_dma32 = min;
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memset(zone_size, 0, sizeof(zone_size));
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/* 4GB maximum for 32-bit only capable devices */
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#ifdef CONFIG_ZONE_DMA32
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- max_dma = PFN_DOWN(arm64_dma_phys_limit);
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- zone_size[ZONE_DMA32] = max_dma - min;
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+ max_dma32 = PFN_DOWN(arm64_dma32_phys_limit);
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+ zone_size[ZONE_DMA32] = max_dma32 - min;
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#endif
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- zone_size[ZONE_NORMAL] = max - max_dma;
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+ zone_size[ZONE_NORMAL] = max - max_dma32;
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memcpy(zhole_size, zone_size, sizeof(zhole_size));
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@@ -221,14 +221,14 @@ static void __init zone_sizes_init(unsig
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continue;
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#ifdef CONFIG_ZONE_DMA32
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- if (start < max_dma) {
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- unsigned long dma_end = min(end, max_dma);
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+ if (start < max_dma32) {
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+ unsigned long dma_end = min(end, max_dma32);
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zhole_size[ZONE_DMA32] -= dma_end - start;
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}
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#endif
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- if (end > max_dma) {
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+ if (end > max_dma32) {
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unsigned long normal_end = min(end, max);
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- unsigned long normal_start = max(start, max_dma);
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+ unsigned long normal_start = max(start, max_dma32);
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zhole_size[ZONE_NORMAL] -= normal_end - normal_start;
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}
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}
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@@ -420,9 +420,9 @@ void __init arm64_memblock_init(void)
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/* 4GB maximum for 32-bit only capable devices */
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if (IS_ENABLED(CONFIG_ZONE_DMA32))
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- arm64_dma_phys_limit = max_zone_dma_phys();
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+ arm64_dma32_phys_limit = max_zone_dma32_phys();
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else
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- arm64_dma_phys_limit = PHYS_MASK + 1;
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+ arm64_dma32_phys_limit = PHYS_MASK + 1;
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reserve_crashkernel();
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@@ -430,7 +430,7 @@ void __init arm64_memblock_init(void)
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high_memory = __va(memblock_end_of_DRAM() - 1) + 1;
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- dma_contiguous_reserve(arm64_dma_phys_limit);
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+ dma_contiguous_reserve(arm64_dma32_phys_limit);
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}
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void __init bootmem_init(void)
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@@ -534,7 +534,7 @@ static void __init free_unused_memmap(vo
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void __init mem_init(void)
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{
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if (swiotlb_force == SWIOTLB_FORCE ||
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- max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
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+ max_pfn > (arm64_dma32_phys_limit >> PAGE_SHIFT))
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swiotlb_init(1);
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else
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swiotlb_force = SWIOTLB_NO_FORCE;
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