diff options
| author | Hante Meuleman <meuleman@broadcom.com> | 2014-01-06 15:40:38 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-01-07 00:47:59 +0400 |
| commit | d453399229cefff985391f079066ac5a84955537 (patch) | |
| tree | b6a3daa58c293b06e09b13b3840df95fd785755e /drivers/net/wireless/brcm80211/brcmfmac/dhd.h | |
| parent | 75b39dd2408833ed4eaa16fe76473d1391ca49ee (diff) | |
| download | linux-d453399229cefff985391f079066ac5a84955537.tar.xz | |
brcmfmac: Limit control message length from host to device.
An control request or set message length is restricted to
ETH frame length for the buffer from host to device. This
is limitation is imposed by the firmware.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd.h')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h index e29965744b71..939d6b132922 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h @@ -37,6 +37,11 @@ #define BRCMF_DCMD_MEDLEN 1536 #define BRCMF_DCMD_MAXLEN 8192 +/* IOCTL from host to device are limited in lenght. A device can only handle + * ethernet frame size. This limitation is to be applied by protocol layer. + */ +#define BRCMF_TX_IOCTL_MAX_MSG_SIZE (ETH_FRAME_LEN+ETH_FCS_LEN) + #define BRCMF_AMPDU_RX_REORDER_MAXFLOWS 256 /* Length of firmware version string stored for |