Joshua CovingtonandJonas Jelonek
41ab1ae610
Refresh patches Signed-off-by: Joshua Covington <joshuacov@gmail.com> Link: https://github.com/openwrt/openwrt/pull/23703 Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>
31 lines
989 B
Diff
31 lines
989 B
Diff
From 372f4e66dad6347962120d455b18befa1622b7cc Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Mon, 17 Nov 2025 17:11:54 +0000
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Subject: [PATCH] dma-mapping: Use any dma_range_map for phys to DMA
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Device Tree properties ranges and dma-ranges describe address mappings
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required when moving between buses. Ensure this translation happens when
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mapping MMIO addresses for DMA accesses.
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This commit replaces another downstream commit that no longer applies as
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of 6.18:
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dma-direct: take dma-ranges/offsets into account in resource mapping
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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kernel/dma/direct.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/kernel/dma/direct.h
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+++ b/kernel/dma/direct.h
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@@ -94,7 +94,7 @@ static inline dma_addr_t dma_direct_map_
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}
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if (attrs & DMA_ATTR_MMIO) {
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- dma_addr = phys;
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+ dma_addr = phys_to_dma(dev, phys);
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if (unlikely(!dma_capable(dev, dma_addr, size, false)))
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goto err_overflow;
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} else {
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