forked from Minki/linux
brcmfmac: use atomic_t for statistic counter in struct brcmf_bus
The statistic counter is used in common layer and in the bus layer in different thread contexts so change to use atomic operations. Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> Reviewed-by: Franky Lin <franky.lin@broadcom.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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@ -138,7 +138,7 @@ struct brcmf_bus {
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struct brcmf_pub *drvr;
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enum brcmf_bus_state state;
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uint maxctl;
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unsigned long tx_realloc;
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atomic_t tx_realloc;
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u32 chip;
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u32 chiprev;
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bool always_use_fws_queue;
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@ -2046,7 +2046,7 @@ static int brcmf_sdio_txpkt_hdalign(struct brcmf_sdio *bus, struct sk_buff *pkt)
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head_pad = ((unsigned long)dat_buf % bus->head_align);
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if (head_pad) {
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if (skb_headroom(pkt) < head_pad) {
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bus->sdiodev->bus_if->tx_realloc++;
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atomic_inc(&bus->sdiodev->bus_if->tx_realloc);
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head_pad = 0;
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if (skb_cow(pkt, head_pad))
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return -ENOMEM;
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