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iwlwifi: change kill mask based on reduce power state 

In bt coex, consider reduce tx power as part of ack/cts kill mask

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Wey-Yi Guy 2012-04-19 09:50:06 -07:00 committed by John W. Linville
parent 310fbfd985
commit 9dc4ca92aa
2 changed files with 20 additions and 9 deletions
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22
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
View File

@ -546,16 +546,19 @@ static bool iwlagn_set_kill_msk(struct iwl_priv *priv,
struct iwl_bt_uart_msg *uart_msg)
{
bool need_update = false;
u8 kill_msk;
static const __le32 bt_kill_ack_msg[2] = {
u8 kill_msk = IWL_BT_KILL_REDUCE;
static const __le32 bt_kill_ack_msg[3] = {
IWLAGN_BT_KILL_ACK_MASK_DEFAULT,
IWLAGN_BT_KILL_ACK_CTS_MASK_SCO };
static const __le32 bt_kill_cts_msg[2] = {
IWLAGN_BT_KILL_ACK_CTS_MASK_SCO,
IWLAGN_BT_KILL_ACK_CTS_MASK_REDUCE};
static const __le32 bt_kill_cts_msg[3] = {
IWLAGN_BT_KILL_CTS_MASK_DEFAULT,
IWLAGN_BT_KILL_ACK_CTS_MASK_SCO };
IWLAGN_BT_KILL_ACK_CTS_MASK_SCO,
IWLAGN_BT_KILL_ACK_CTS_MASK_REDUCE};
kill_msk = (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3)
? 1 : 0;
if (!priv->reduced_txpower)
kill_msk = (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3)
? IWL_BT_KILL_OVERRIDE : IWL_BT_KILL_DEFAULT;
if (priv->kill_ack_mask != bt_kill_ack_msg[kill_msk] ||
priv->kill_cts_mask != bt_kill_cts_msg[kill_msk]) {
priv->bt_valid |= IWLAGN_BT_VALID_KILL_ACK_MASK;
@ -643,8 +646,9 @@ int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
}
/* schedule to send runtime bt_config */
if (iwlagn_set_kill_msk(priv, uart_msg) ||
iwlagn_fill_txpower_mode(priv, uart_msg))
/* check reduce power before change ack/cts kill mask */
if (iwlagn_fill_txpower_mode(priv, uart_msg) ||
iwlagn_set_kill_msk(priv, uart_msg))
queue_work(priv->workqueue, &priv->bt_runtime_config);

7
drivers/net/wireless/iwlwifi/iwl-commands.h
View File

@ -1877,9 +1877,16 @@ struct iwl_bt_cmd {
#define IWLAGN_BT3_T7_DEFAULT 1
enum iwl_bt_kill_idx {
IWL_BT_KILL_DEFAULT = 0,
IWL_BT_KILL_OVERRIDE = 1,
IWL_BT_KILL_REDUCE = 2,
};
#define IWLAGN_BT_KILL_ACK_MASK_DEFAULT cpu_to_le32(0xffff0000)
#define IWLAGN_BT_KILL_CTS_MASK_DEFAULT cpu_to_le32(0xffff0000)
#define IWLAGN_BT_KILL_ACK_CTS_MASK_SCO cpu_to_le32(0xffffffff)
#define IWLAGN_BT_KILL_ACK_CTS_MASK_REDUCE cpu_to_le32(0)
#define IWLAGN_BT3_PRIO_SAMPLE_DEFAULT 2