From ffa1350e509d85699c9c8d902a5cbc57094e2f12 Mon Sep 17 00:00:00 2001 From: Roland Vossen Date: Sun, 2 Oct 2011 10:14:32 -0700 Subject: [PATCH] staging: brcm80211: added __iomem qualifier to softmac dma.c Code cleanup. Makes it clear when an address is mapped IO space. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: Greg Kroah-Hartman --- drivers/staging/brcm80211/brcmsmac/dma.c | 17 +++++++++-------- drivers/staging/brcm80211/brcmsmac/dma.h | 5 +++-- 2 files changed, 12 insertions(+), 10 deletions(-) diff --git a/drivers/staging/brcm80211/brcmsmac/dma.c b/drivers/staging/brcm80211/brcmsmac/dma.c index ef856ce..b56a302 100644 --- a/drivers/staging/brcm80211/brcmsmac/dma.c +++ b/drivers/staging/brcm80211/brcmsmac/dma.c @@ -224,9 +224,9 @@ struct dma_info { bool addrext; /* this dma engine supports DmaExtendedAddrChanges */ /* 64-bit dma tx engine registers */ - struct dma64regs *d64txregs; + struct dma64regs __iomem *d64txregs; /* 64-bit dma rx engine registers */ - struct dma64regs *d64rxregs; + struct dma64regs __iomem *d64rxregs; /* pointer to dma64 tx descriptor ring */ struct dma64desc *txd64; /* pointer to dma64 rx descriptor ring */ @@ -391,7 +391,7 @@ static uint _dma_ctrlflags(struct dma_info *di, uint mask, uint flags) return dmactrlflags; } -static bool _dma64_addrext(struct dma64regs *dma64regs) +static bool _dma64_addrext(struct dma64regs __iomem *dma64regs) { u32 w; OR_REG(&dma64regs->control, D64_XC_AE); @@ -553,8 +553,9 @@ static bool _dma_alloc(struct dma_info *di, uint direction) } struct dma_pub *dma_attach(char *name, struct si_pub *sih, - void *dmaregstx, void *dmaregsrx, uint ntxd, - uint nrxd, uint rxbufsize, int rxextheadroom, + void __iomem *dmaregstx, void __iomem *dmaregsrx, + uint ntxd, uint nrxd, + uint rxbufsize, int rxextheadroom, uint nrxpost, uint rxoffset, uint *msg_level) { struct dma_info *di; @@ -571,8 +572,8 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, di->dma64 = ((ai_core_sflags(sih, 0, 0) & SISF_DMA64) == SISF_DMA64); /* init dma reg pointer */ - di->d64txregs = (struct dma64regs *) dmaregstx; - di->d64rxregs = (struct dma64regs *) dmaregsrx; + di->d64txregs = (struct dma64regs __iomem *) dmaregstx; + di->d64rxregs = (struct dma64regs __iomem *) dmaregsrx; /* * Default flags (which can be changed by the driver calling @@ -1344,7 +1345,7 @@ struct sk_buff *dma_getnexttxp(struct dma_pub *pub, enum txd_range range) if (range == DMA_RANGE_ALL) end = di->txout; else { - struct dma64regs *dregs = di->d64txregs; + struct dma64regs __iomem *dregs = di->d64txregs; end = (u16) (B2I(((R_REG(&dregs->status0) & D64_XS0_CD_MASK) - diff --git a/drivers/staging/brcm80211/brcmsmac/dma.h b/drivers/staging/brcm80211/brcmsmac/dma.h index 4075dc9..ebc5bc5 100644 --- a/drivers/staging/brcm80211/brcmsmac/dma.h +++ b/drivers/staging/brcm80211/brcmsmac/dma.h @@ -74,8 +74,9 @@ struct dma_pub { }; extern struct dma_pub *dma_attach(char *name, struct si_pub *sih, - void *dmaregstx, void *dmaregsrx, uint ntxd, - uint nrxd, uint rxbufsize, int rxextheadroom, + void __iomem *dmaregstx, void __iomem *dmaregsrx, + uint ntxd, uint nrxd, + uint rxbufsize, int rxextheadroom, uint nrxpost, uint rxoffset, uint *msg_level); void dma_rxinit(struct dma_pub *pub); -- 2.7.4