diff options
| author | Ecco Park <eccopark@broadcom.com> | 2013-11-15 09:45:30 +0900 |
|---|---|---|
| committer | Andreas Blaesius <skate4life@gmx.de> | 2016-04-30 11:03:31 +0200 |
| commit | 5ac243d72460edeaba7bdffa176771f28e6b380b (patch) | |
| tree | 906ff2238c03ab72960964427559192b2f61ae90 | |
| parent | 1bafa6bf57b36b3e753eacc17477305fdebfa9d7 (diff) | |
| download | kernel_samsung_espresso10-5ac243d72460edeaba7bdffa176771f28e6b380b.zip kernel_samsung_espresso10-5ac243d72460edeaba7bdffa176771f28e6b380b.tar.gz kernel_samsung_espresso10-5ac243d72460edeaba7bdffa176771f28e6b380b.tar.bz2 | |
net: wireless: bcmdhd: Enable IPv6 RA filter feature
1) We will block IPv6 Router Advertisement multicast packet in suspend mode to save power on device.
Bug: 11638281
Signed-off-by: Ecco Park <eccopark@broadcom.com>
| -rw-r--r-- | drivers/net/wireless/bcmdhd/dhd_linux.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/dhd_linux.c b/drivers/net/wireless/bcmdhd/dhd_linux.c index bf2b561..f485207 100644 --- a/drivers/net/wireless/bcmdhd/dhd_linux.c +++ b/drivers/net/wireless/bcmdhd/dhd_linux.c @@ -750,6 +750,8 @@ static int dhd_set_suspend(int value, dhd_pub_t *dhd) #ifndef ENABLE_FW_ROAM_SUSPEND uint roamvar = 1; #endif /* ENABLE_FW_ROAM_SUSPEND */ + uint nd_ra_filter = 0; + int ret = 0; if (!dhd) return -ENODEV; @@ -792,6 +794,14 @@ static int dhd_set_suspend(int value, dhd_pub_t *dhd) iovbuf, sizeof(iovbuf)); dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); #endif /* ENABLE_FW_ROAM_SUSPEND */ + if (FW_SUPPORTED(dhd, ndoe)) { + /* enable IPv6 RA filter in firmware during suspend */ + nd_ra_filter = 1; + bcm_mkiovar("nd_ra_filter_enable", (char *)&nd_ra_filter, 4, + iovbuf, sizeof(iovbuf)); + if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) + DHD_ERROR(("failed to set nd_ra_filter (%d)\n", ret)); + } } else { #ifdef PKT_FILTER_SUPPORT dhd->early_suspended = 0; @@ -820,6 +830,15 @@ static int dhd_set_suspend(int value, dhd_pub_t *dhd) sizeof(iovbuf)); dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); #endif /* ENABLE_FW_ROAM_SUSPEND */ + if (FW_SUPPORTED(dhd, ndoe)) { + /* disable IPv6 RA filter in firmware during suspend */ + nd_ra_filter = 0; + bcm_mkiovar("nd_ra_filter_enable", (char *)&nd_ra_filter, 4, + iovbuf, sizeof(iovbuf)); + if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) + DHD_ERROR(("failed to set nd_ra_filter (%d)\n", ret)); + } + } } dhd_suspend_unlock(dhd); |