brcmfmac: raise SDIO host lock to higher level
authorFranky Lin <frankyl@broadcom.com>
Thu, 13 Sep 2012 19:12:02 +0000 (21:12 +0200)
committerJohn W. Linville <linville@tuxdriver.com>
Mon, 24 Sep 2012 18:59:09 +0000 (14:59 -0400)
commit7057fd00da45c31a5a927a742d0f43efe4470173
tree972538c43f7c831eca50abe1f7242d20c83564d8
parent03d5c360dcbcb62cfc45caaca163cce8e10f00d6
brcmfmac: raise SDIO host lock to higher level

Use SDIO host lock to protect the entire communication process
of register access or data read/write rather than function calls
to MMC/SDIO stack only. This can help to avoid unintentional
memory access and unexpected interruption.

Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c