This will help with the hardware family abstraction.
Signed-off-by: Luis R. Rodriguez <[email protected]>
---
drivers/net/wireless/ath/ath9k/ani.c | 49 +++++++++++++++++++++++++++++++---
1 files changed, 45 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/ani.c
b/drivers/net/wireless/ath/ath9k/ani.c
index efe0bb9..024f8f6 100644
--- a/drivers/net/wireless/ath/ath9k/ani.c
+++ b/drivers/net/wireless/ath/ath9k/ani.c
@@ -833,6 +833,48 @@ static void ath9k_hw_clear_mib_counters(struct ath_hw *ah,
REG_WRITE(ah, AR_SLP_MIB_CTRL, AR_SLP_MIB_CLEAR);
}
+/**
+ * ath9k_hw_mibc_cmd - commands for the MIB control register (MIBC)
+ *
+ * @ATH9K_HW_MIBC_INIT: initializes the register
+ * @ATH9K_HW_MIBC_WARN_TEST: Warning test indicator
+ * @ATH9K_HW_MIBC_FREEZE: freeze all counters, useful prior to collecting
+ * the MIB counters.
+ * @ATH9K_HW_MIBC_CLEAR: clear all counters, can be used after collecting
+ * the MIB counters.
+ * @ATH9K_HW_MIBC_STROBE: MIB counter strobe, can increment every
+ * counter by 1.
+ */
+enum ath9k_hw_mibc_cmd {
+ ATH9K_HW_MIBC_INIT = 0,
+ ATH9K_HW_MIBC_WARN_TEST,
+ ATH9K_HW_MIBC_FREEZE,
+ ATH9K_HW_MIBC_CLEAR,
+ ATH9K_HW_MIBC_STROBE,
+};
+
+static void ath9k_hw_send_mibc_cmd(struct ath_hw *ah,
+ enum ath9k_hw_mibc_cmd cmd)
+{
+ switch (cmd) {
+ case ATH9K_HW_MIBC_INIT:
+ REG_WRITE(ah, AR_MIBC, 0);
+ break;
+ case ATH9K_HW_MIBC_WARN_TEST: /* unused */
+ REG_WRITE(ah, AR_MIBC, AR_MIBC_COW);
+ break;
+ case ATH9K_HW_MIBC_FREEZE:
+ REG_WRITE(ah, AR_MIBC, AR_MIBC_FMC);
+ break;
+ case ATH9K_HW_MIBC_CLEAR:
+ REG_WRITE(ah, AR_MIBC, AR_MIBC_CMC);
+ break;
+ case ATH9K_HW_MIBC_STROBE: /* unused */
+ REG_WRITE(ah, AR_MIBC, AR_MIBC_MCS);
+ break;
+ }
+}
+
void ath9k_enable_mib_counters(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@@ -841,8 +883,7 @@ void ath9k_enable_mib_counters(struct ath_hw *ah)
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
ath9k_hw_clear_mib_counters(ah, false);
-
- REG_WRITE(ah, AR_MIBC, 0);
+ ath9k_hw_send_mibc_cmd(ah, ATH9K_HW_MIBC_INIT);
ath9k_hw_update_phy_err_masks(ah);
}
@@ -853,9 +894,9 @@ void ath9k_hw_disable_mib_counters(struct ath_hw *ah)
ath_print(common, ATH_DBG_ANI, "Disable MIB counters\n");
- REG_WRITE(ah, AR_MIBC, AR_MIBC_FMC);
+ ath9k_hw_send_mibc_cmd(ah, ATH9K_HW_MIBC_FREEZE);
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
- REG_WRITE(ah, AR_MIBC, AR_MIBC_CMC);
+ ath9k_hw_send_mibc_cmd(ah, ATH9K_HW_MIBC_CLEAR);
ath9k_hw_clear_mib_counters(ah, false);
}
--
1.6.3.3
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