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authorJohn W. Linville <linville@tuxdriver.com>2012-06-12 14:09:59 -0400
committerJohn W. Linville <linville@tuxdriver.com>2012-06-12 14:11:13 -0400
commita59f975a78f0606a3a364939dfa9b949d5f87521 (patch)
tree42ef7708cdec5263026a5e1e84d960d6ba20844f /drivers/net/wireless/iwlwifi/pcie/trans.c
parent7f0d9f430dc99303558adc30a75eef10c43f7bec (diff)
parent6aee4ca3d2217d3f76469e5ed576d62695f0912a (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Conflicts: MAINTAINERS drivers/net/wireless/iwlwifi/pcie/trans.c
Diffstat (limited to 'drivers/net/wireless/iwlwifi/pcie/trans.c')
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/trans.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c
index 1eabb834e32a..69dece5abb2f 100644
--- a/drivers/net/wireless/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/iwlwifi/pcie/trans.c
@@ -1054,6 +1054,11 @@ static void iwl_tx_start(struct iwl_trans *trans)
iwl_write_prph(trans, SCD_DRAM_BASE_ADDR,
trans_pcie->scd_bc_tbls.dma >> 10);
+ /* The chain extension of the SCD doesn't work well. This feature is
+ * enabled by default by the HW, so we need to disable it manually.
+ */
+ iwl_write_prph(trans, SCD_CHAINEXT_EN, 0);
+
for (i = 0; i < trans_pcie->n_q_to_fifo; i++) {
int fifo = trans_pcie->setup_q_to_fifo[i];