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ath9k: fix a crash in ath9k_hw_reset on older hw

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20852 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2010-04-14 02:35:56 +00:00
parent f0ef3b7078
commit 8f5987e27c
1 changed files with 69 additions and 69 deletions
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138
package/mac80211/patches/300-ar9300_support.patch
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@ -978,7 +978,7 @@
+#endif /* INITVALS_AR5008_H */
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -0,0 +1,1278 @@
@@ -0,0 +1,1345 @@
+/*
+ * Copyright (c) 2008-2010 Atheros Communications Inc.
+ *
@ -2226,6 +2226,72 @@
+ nfarray[5] = nf;
+}
+
+static void ar5008_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
+{
+ struct ath9k_nfcal_hist *h;
+ int i, j;
+ int32_t val;
+ const u32 ar5416_cca_regs[6] = {
+ AR_PHY_CCA,
+ AR_PHY_CH1_CCA,
+ AR_PHY_CH2_CCA,
+ AR_PHY_EXT_CCA,
+ AR_PHY_CH1_EXT_CCA,
+ AR_PHY_CH2_EXT_CCA
+ };
+ u8 chainmask, rx_chain_status;
+
+ rx_chain_status = REG_READ(ah, AR_PHY_RX_CHAINMASK);
+ if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
+ chainmask = 0x9;
+ else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) {
+ if ((rx_chain_status & 0x2) || (rx_chain_status & 0x4))
+ chainmask = 0x1B;
+ else
+ chainmask = 0x09;
+ } else {
+ if (rx_chain_status & 0x4)
+ chainmask = 0x3F;
+ else if (rx_chain_status & 0x2)
+ chainmask = 0x1B;
+ else
+ chainmask = 0x09;
+ }
+
+ h = ah->nfCalHist;
+
+ for (i = 0; i < NUM_NF_READINGS; i++) {
+ if (chainmask & (1 << i)) {
+ val = REG_READ(ah, ar5416_cca_regs[i]);
+ val &= 0xFFFFFE00;
+ val |= (((u32) (h[i].privNF) << 1) & 0x1ff);
+ REG_WRITE(ah, ar5416_cca_regs[i], val);
+ }
+ }
+
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_ENABLE_NF);
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_NO_UPDATE_NF);
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF);
+
+ for (j = 0; j < 5; j++) {
+ if ((REG_READ(ah, AR_PHY_AGC_CONTROL) &
+ AR_PHY_AGC_CONTROL_NF) == 0)
+ break;
+ udelay(50);
+ }
+
+ for (i = 0; i < NUM_NF_READINGS; i++) {
+ if (chainmask & (1 << i)) {
+ val = REG_READ(ah, ar5416_cca_regs[i]);
+ val &= 0xFFFFFE00;
+ val |= (((u32) (-50) << 1) & 0x1ff);
+ REG_WRITE(ah, ar5416_cca_regs[i], val);
+ }
+ }
+}
+
+void ar5008_hw_attach_phy_ops(struct ath_hw *ah)
+{
+ struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@ -2249,6 +2315,7 @@
+ priv_ops->set_diversity = ar5008_set_diversity;
+ priv_ops->ani_control = ar5008_hw_ani_control;
+ priv_ops->do_getnf = ar5008_hw_do_getnf;
+ priv_ops->loadnf = ar5008_hw_loadnf;
+
+ if (AR_SREV_9100(ah))
+ priv_ops->compute_pll_control = ar9100_hw_compute_pll_control;
@ -10791,7 +10858,7 @@
+}
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c
@@ -0,0 +1,601 @@
@@ -0,0 +1,534 @@
+/*
+ * Copyright (c) 2008-2010 Atheros Communications Inc.
+ *
@ -11313,72 +11380,6 @@
+ }
+}
+
+static void ar9002_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
+{
+ struct ath9k_nfcal_hist *h;
+ int i, j;
+ int32_t val;
+ const u32 ar5416_cca_regs[6] = {
+ AR_PHY_CCA,
+ AR_PHY_CH1_CCA,
+ AR_PHY_CH2_CCA,
+ AR_PHY_EXT_CCA,
+ AR_PHY_CH1_EXT_CCA,
+ AR_PHY_CH2_EXT_CCA
+ };
+ u8 chainmask, rx_chain_status;
+
+ rx_chain_status = REG_READ(ah, AR_PHY_RX_CHAINMASK);
+ if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
+ chainmask = 0x9;
+ else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) {
+ if ((rx_chain_status & 0x2) || (rx_chain_status & 0x4))
+ chainmask = 0x1B;
+ else
+ chainmask = 0x09;
+ } else {
+ if (rx_chain_status & 0x4)
+ chainmask = 0x3F;
+ else if (rx_chain_status & 0x2)
+ chainmask = 0x1B;
+ else
+ chainmask = 0x09;
+ }
+
+ h = ah->nfCalHist;
+
+ for (i = 0; i < NUM_NF_READINGS; i++) {
+ if (chainmask & (1 << i)) {
+ val = REG_READ(ah, ar5416_cca_regs[i]);
+ val &= 0xFFFFFE00;
+ val |= (((u32) (h[i].privNF) << 1) & 0x1ff);
+ REG_WRITE(ah, ar5416_cca_regs[i], val);
+ }
+ }
+
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_ENABLE_NF);
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_NO_UPDATE_NF);
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF);
+
+ for (j = 0; j < 5; j++) {
+ if ((REG_READ(ah, AR_PHY_AGC_CONTROL) &
+ AR_PHY_AGC_CONTROL_NF) == 0)
+ break;
+ udelay(50);
+ }
+
+ for (i = 0; i < NUM_NF_READINGS; i++) {
+ if (chainmask & (1 << i)) {
+ val = REG_READ(ah, ar5416_cca_regs[i]);
+ val &= 0xFFFFFE00;
+ val |= (((u32) (-50) << 1) & 0x1ff);
+ REG_WRITE(ah, ar5416_cca_regs[i], val);
+ }
+ }
+}
+
+void ar9002_hw_attach_phy_ops(struct ath_hw *ah)
+{
+ struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@ -11391,7 +11392,6 @@
+ priv_ops->olc_init = ar9002_olc_init;
+ priv_ops->compute_pll_control = ar9002_hw_compute_pll_control;
+ priv_ops->do_getnf = ar9002_hw_do_getnf;
+ priv_ops->loadnf = ar9002_hw_loadnf;
+}
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.h