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-rw-r--r--drivers/net/wireless/ath/ath5k/ahb.c4
-rw-r--r--drivers/net/wireless/ath/ath5k/ath5k.h12
-rw-r--r--drivers/net/wireless/ath/ath5k/attach.c5
-rw-r--r--drivers/net/wireless/ath/ath5k/base.c47
-rw-r--r--drivers/net/wireless/ath/ath5k/caps.c27
5 files changed, 47 insertions, 48 deletions
diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c
index e5be7e701816..ee7ea572b065 100644
--- a/drivers/net/wireless/ath/ath5k/ahb.c
+++ b/drivers/net/wireless/ath/ath5k/ahb.c
@@ -166,7 +166,9 @@ static int ath_ahb_probe(struct platform_device *pdev)
if (to_platform_device(ah->dev)->id == 0 &&
(bcfg->config->flags & (BD_WLAN0 | BD_WLAN1)) ==
(BD_WLAN1 | BD_WLAN0))
- __set_bit(ATH_STAT_2G_DISABLED, ah->status);
+ ah->ah_capabilities.cap_needs_2GHz_ovr = true;
+ else
+ ah->ah_capabilities.cap_needs_2GHz_ovr = false;
}
ret = ath5k_init_ah(ah, &ath_ahb_bus_ops);
diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h
index 819c4db5aab3..c3815f708382 100644
--- a/drivers/net/wireless/ath/ath5k/ath5k.h
+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
@@ -1159,6 +1159,8 @@ struct ath5k_capabilities {
} cap_queues;
bool cap_has_phyerr_counters;
+ bool cap_has_mrr_support;
+ bool cap_needs_2GHz_ovr;
};
/* size of noise floor history (keep it a power of two) */
@@ -1274,13 +1276,11 @@ struct ath5k_hw {
dma_addr_t desc_daddr; /* DMA (physical) address */
size_t desc_len; /* size of TX/RX descriptors */
- DECLARE_BITMAP(status, 6);
+ DECLARE_BITMAP(status, 4);
#define ATH_STAT_INVALID 0 /* disable hardware accesses */
-#define ATH_STAT_MRRETRY 1 /* multi-rate retry support */
-#define ATH_STAT_PROMISC 2
-#define ATH_STAT_LEDSOFT 3 /* enable LED gpio status */
-#define ATH_STAT_STARTED 4 /* opened & irqs enabled */
-#define ATH_STAT_2G_DISABLED 5 /* multiband radio without 2G */
+#define ATH_STAT_PROMISC 1
+#define ATH_STAT_LEDSOFT 2 /* enable LED gpio status */
+#define ATH_STAT_STARTED 3 /* opened & irqs enabled */
unsigned int filter_flags; /* HW flags, AR5K_RX_FILTER_* */
struct ieee80211_channel *curchan; /* current h/w channel */
diff --git a/drivers/net/wireless/ath/ath5k/attach.c b/drivers/net/wireless/ath/ath5k/attach.c
index b69e0570cf02..d7114c75fe9b 100644
--- a/drivers/net/wireless/ath/ath5k/attach.c
+++ b/drivers/net/wireless/ath/ath5k/attach.c
@@ -306,11 +306,6 @@ int ath5k_hw_init(struct ath5k_hw *ah)
goto err;
}
- if (test_bit(ATH_STAT_2G_DISABLED, ah->status)) {
- __clear_bit(AR5K_MODE_11B, ah->ah_capabilities.cap_mode);
- __clear_bit(AR5K_MODE_11G, ah->ah_capabilities.cap_mode);
- }
-
/* Crypto settings */
common->keymax = (ah->ah_version == AR5K_AR5210 ?
AR5K_KEYTABLE_SIZE_5210 : AR5K_KEYTABLE_SIZE_5211);
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 02207fa62675..178a4dd10316 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -725,21 +725,24 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf,
if (ret)
goto err_unmap;
- memset(mrr_rate, 0, sizeof(mrr_rate));
- memset(mrr_tries, 0, sizeof(mrr_tries));
- for (i = 0; i < 3; i++) {
- rate = ieee80211_get_alt_retry_rate(ah->hw, info, i);
- if (!rate)
- break;
+ /* Set up MRR descriptor */
+ if (ah->ah_capabilities.cap_has_mrr_support) {
+ memset(mrr_rate, 0, sizeof(mrr_rate));
+ memset(mrr_tries, 0, sizeof(mrr_tries));
+ for (i = 0; i < 3; i++) {
+ rate = ieee80211_get_alt_retry_rate(ah->hw, info, i);
+ if (!rate)
+ break;
- mrr_rate[i] = rate->hw_value;
- mrr_tries[i] = info->control.rates[i + 1].count;
- }
+ mrr_rate[i] = rate->hw_value;
+ mrr_tries[i] = info->control.rates[i + 1].count;
+ }
- ath5k_hw_setup_mrr_tx_desc(ah, ds,
- mrr_rate[0], mrr_tries[0],
- mrr_rate[1], mrr_tries[1],
- mrr_rate[2], mrr_tries[2]);
+ ath5k_hw_setup_mrr_tx_desc(ah, ds,
+ mrr_rate[0], mrr_tries[0],
+ mrr_rate[1], mrr_tries[1],
+ mrr_rate[2], mrr_tries[2]);
+ }
ds->ds_link = 0;
ds->ds_data = bf->skbaddr;
@@ -2489,8 +2492,8 @@ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
if (ret)
goto err_irq;
- /* set up multi-rate retry capabilities */
- if (ah->ah_version == AR5K_AR5212) {
+ /* Set up multi-rate retry capabilities */
+ if (ah->ah_capabilities.cap_has_mrr_support) {
hw->max_rates = 4;
hw->max_rate_tries = max(AR5K_INIT_RETRY_SHORT,
AR5K_INIT_RETRY_LONG);
@@ -2849,20 +2852,6 @@ ath5k_init(struct ieee80211_hw *hw)
/*
- * Check if the MAC has multi-rate retry support.
- * We do this by trying to setup a fake extended
- * descriptor. MACs that don't have support will
- * return false w/o doing anything. MACs that do
- * support it will return true w/o doing anything.
- */
- ret = ath5k_hw_setup_mrr_tx_desc(ah, NULL, 0, 0, 0, 0, 0, 0);
-
- if (ret < 0)
- goto err;
- if (ret > 0)
- __set_bit(ATH_STAT_MRRETRY, ah->status);
-
- /*
* Collect the channel list. The 802.11 layer
* is responsible for filtering this list based
* on settings like the phy mode and regulatory
diff --git a/drivers/net/wireless/ath/ath5k/caps.c b/drivers/net/wireless/ath/ath5k/caps.c
index 810fba96702b..994169ad39cb 100644
--- a/drivers/net/wireless/ath/ath5k/caps.c
+++ b/drivers/net/wireless/ath/ath5k/caps.c
@@ -85,12 +85,19 @@ int ath5k_hw_set_capabilities(struct ath5k_hw *ah)
caps->cap_range.range_2ghz_min = 2412;
caps->cap_range.range_2ghz_max = 2732;
- if (AR5K_EEPROM_HDR_11B(ee_header))
- __set_bit(AR5K_MODE_11B, caps->cap_mode);
-
- if (AR5K_EEPROM_HDR_11G(ee_header) &&
- ah->ah_version != AR5K_AR5211)
- __set_bit(AR5K_MODE_11G, caps->cap_mode);
+ /* Override 2GHz modes on SoCs that need it
+ * NOTE: cap_needs_2GHz_ovr gets set from
+ * ath_ahb_probe */
+ if (!caps->cap_needs_2GHz_ovr) {
+ if (AR5K_EEPROM_HDR_11B(ee_header))
+ __set_bit(AR5K_MODE_11B,
+ caps->cap_mode);
+
+ if (AR5K_EEPROM_HDR_11G(ee_header) &&
+ ah->ah_version != AR5K_AR5211)
+ __set_bit(AR5K_MODE_11G,
+ caps->cap_mode);
+ }
}
}
@@ -103,12 +110,18 @@ int ath5k_hw_set_capabilities(struct ath5k_hw *ah)
else
caps->cap_queues.q_tx_num = AR5K_NUM_TX_QUEUES;
- /* newer hardware has PHY error counters */
+ /* Newer hardware has PHY error counters */
if (ah->ah_mac_srev >= AR5K_SREV_AR5213A)
caps->cap_has_phyerr_counters = true;
else
caps->cap_has_phyerr_counters = false;
+ /* MACs since AR5212 have MRR support */
+ if (ah->ah_version == AR5K_AR5212)
+ caps->cap_has_mrr_support = true;
+ else
+ caps->cap_has_mrr_support = false;
+
return 0;
}
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