Adding AP firmware command to access BBP
regs. This will be used for retrieving
different counters CCA/RX needed for ACS
Signed-off-by: Yogesh Ashok Powar <yogeshp@xxxxxxxxxxx>
Signed-off-by: Nishant Sarmukadam <nishants@xxxxxxxxxxx>
---
drivers/net/wireless/mwl8k.c | 40 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 4987c3f..159125e 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -396,6 +396,7 @@ static const struct ieee80211_rate mwl8k_rates_50[] = {
#define MWL8K_CMD_SET_HW_SPEC 0x0004
#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010
#define MWL8K_CMD_GET_STAT 0x0014
+#define MWL8K_CMD_BBP_REG_ACCESS 0x001a
#define MWL8K_CMD_RADIO_CONTROL 0x001c
#define MWL8K_CMD_RF_TX_POWER 0x001e
#define MWL8K_CMD_TX_POWER 0x001f
@@ -2987,6 +2988,45 @@ static int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw)
}
/*
+ * CMD_BBP_REG_ACCESS.
+ */
+struct mwl8k_cmd_bbp_reg_access {
+ struct mwl8k_cmd_pkt header;
+ __le16 action;
+ __le16 offset;
+ u8 value;
+ u8 rsrv[3];
+} __packed;
+
+static int
+mwl8k_cmd_bbp_reg_access(struct ieee80211_hw *hw,
+ u16 action,
+ u16 offset,
+ u8 *value)
+{
+ struct mwl8k_cmd_bbp_reg_access *cmd;
+ int rc;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (cmd == NULL)
+ return -ENOMEM;
+
+ cmd->header.code = cpu_to_le16(MWL8K_CMD_BBP_REG_ACCESS);
+ cmd->header.length = cpu_to_le16(sizeof(*cmd));
+ cmd->action = cpu_to_le16(action);
+ cmd->offset = cpu_to_le16(offset);
+
+ rc = mwl8k_post_cmd(hw, &cmd->header);
+
+ if (!rc)
+ *value = cmd->value;
+ else
+ *value = 0;
+
+ return rc;
+}
+
+/*
* CMD_SET_POST_SCAN.
*/
struct mwl8k_cmd_set_post_scan {
--
1.8.3.4
--
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