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Commit a833f3d4 authored by Arend Van Spriel's avatar Arend Van Spriel Committed by Kalle Valo
Browse files

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: default avatarHante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: default avatarPieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: default avatarFranky Lin <franky.lin@broadcom.com>
Signed-off-by: default avatarArend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent ca2e99b2

drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h

+1 −1
Original line number Diff line number Diff line
@@ -138,7 +138,7 @@ struct brcmf_bus { 
	struct brcmf_pub *drvr;

	enum brcmf_bus_state state;

	uint maxctl;

	unsigned long tx_realloc;

	atomic_t tx_realloc;

	u32 chip;

	u32 chiprev;

	bool always_use_fws_queue;

drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c

+1 −1
Original line number Diff line number Diff line
@@ -2046,7 +2046,7 @@ static int brcmf_sdio_txpkt_hdalign(struct brcmf_sdio *bus, struct sk_buff *pkt) 
	head_pad = ((unsigned long)dat_buf % bus->head_align);

	if (head_pad) {

		if (skb_headroom(pkt) < head_pad) {

			bus->sdiodev->bus_if->tx_realloc++;

			atomic_inc(&bus->sdiodev->bus_if->tx_realloc);

			head_pad = 0;

			if (skb_cow(pkt, head_pad))

				return -ENOMEM;