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authorFranky Lin <frankyl@broadcom.com>2012-09-13 19:12:03 (GMT)
committerJohn W. Linville <linville@tuxdriver.com>2012-09-24 18:59:09 (GMT)
commit4531603a7acb1463ec0b466dcfedc6682e7a1718 (patch)
tree6f4809f6839286a55e59e598226e36f2510ca8b8 /drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
parent7057fd00da45c31a5a927a742d0f43efe4470173 (diff)
downloadlinux-fsl-qoriq-4531603a7acb1463ec0b466dcfedc6682e7a1718.tar.xz
brcmfmac: clear status for in-band interrupt in brcmf_sdbrcm_isr
SDIO in-band interrupt is level sensitive according to SDIO standard. When the register interrupt handler gets called by SDIO stack it is running in non interrupt context and expected to clear the interrupt from the dongle. Therefore in-band and out-of-band interrupt need to be handled differently. Cc: Wei Ni <wni@nvidia.com> Cc: Stephen Warren <swarren@wwwdotorg.org> Reported-by: Wei Ni <wni@nvidia.com> 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> Tested-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
index 29bf78d..0d30afd 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
@@ -174,6 +174,8 @@ extern void brcmf_sdio_regwb(struct brcmf_sdio_dev *sdiodev, u32 addr,
u8 data, int *ret);
extern void brcmf_sdio_regwl(struct brcmf_sdio_dev *sdiodev, u32 addr,
u32 data, int *ret);
+extern int brcmf_sdio_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
+ void *data, bool write);
/* Buffer transfer to/from device (client) core via cmd53.
* fn: function number