diff options
author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2013-01-09 04:37:59 -0500 |
---|---|---|
committer | Johannes Berg <johannes.berg@intel.com> | 2013-01-16 08:18:56 -0500 |
commit | 01387ffd19f37b4026fd0e4c32260bc25f6469d4 (patch) | |
tree | 194681d0eb77facf9c74a463ecbb1d1dc054b4b0 /drivers/net/wireless/iwlwifi/pcie/trans.c | |
parent | b1cf1bc160a94f2d56863522982160c9373b8860 (diff) |
iwlwifi: allow to zero SRAM
Sending a NULL pointer to iwl_trans_write_mem allows now
to zero SRAM.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/pcie/trans.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/trans.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 2de5770de64b..4028c03eff5f 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c | |||
@@ -815,7 +815,8 @@ static int iwl_trans_pcie_write_mem(struct iwl_trans *trans, u32 addr, | |||
815 | if (iwl_trans_grab_nic_access(trans, false)) { | 815 | if (iwl_trans_grab_nic_access(trans, false)) { |
816 | iwl_write32(trans, HBUS_TARG_MEM_WADDR, addr); | 816 | iwl_write32(trans, HBUS_TARG_MEM_WADDR, addr); |
817 | for (offs = 0; offs < dwords; offs++) | 817 | for (offs = 0; offs < dwords; offs++) |
818 | iwl_write32(trans, HBUS_TARG_MEM_WDAT, vals[offs]); | 818 | iwl_write32(trans, HBUS_TARG_MEM_WDAT, |
819 | vals ? vals[offs] : 0); | ||
819 | iwl_trans_release_nic_access(trans); | 820 | iwl_trans_release_nic_access(trans); |
820 | } else { | 821 | } else { |
821 | ret = -EBUSY; | 822 | ret = -EBUSY; |