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FROMLIST: wifi: ath10k: snoc: use memcpy_fromio() for MSA ramdump #871

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FROMLIST: wifi: ath10k: snoc: use memcpy_fromio() for MSA ramdump #871

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9 changes: 7 additions & 2 deletions drivers/net/wireless/ath/ath10k/snoc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@

#include <linux/bits.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
Expand Down Expand Up @@ -1456,11 +1457,15 @@ static void ath10k_msa_dump_memory(struct ath10k *ar,
hdr->length = cpu_to_le32(ar->msa.mem_size);

if (current_region->len < ar->msa.mem_size) {
memcpy(buf, ar->msa.vaddr, current_region->len);
memcpy_fromio(buf,
(const void __iomem __force *)ar->msa.vaddr,
current_region->len);
ath10k_warn(ar, "msa dump length is less than msa size %x, %x\n",
current_region->len, ar->msa.mem_size);
} else {
memcpy(buf, ar->msa.vaddr, ar->msa.mem_size);
memcpy_fromio(buf,
(const void __iomem __force *)ar->msa.vaddr,
ar->msa.mem_size);
}
}

Expand Down