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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 17:00:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 17:00:17 -0700
commit3f5785ec31adcb7cafa9135087297a38d9698cf8 (patch)
treeb7d06f14e1aea0292a88c4bc0305ea602f6ebd33 /drivers/net/wireless/rtlwifi/rtl8192ce/phy.c
parent8c1c77ff9be27137fa7cbbf51efedef1a2ae915b (diff)
parent94265cf5f731c7df29fdfde262ca3e6d51e6828c (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (89 commits) bonding: documentation and code cleanup for resend_igmp bonding: prevent deadlock on slave store with alb mode (v3) net: hold rtnl again in dump callbacks Add Fujitsu 1000base-SX PCI ID to tg3 bnx2x: protect sequence increment with mutex sch_sfq: fix peek() implementation isdn: netjet - blacklist Digium TDM400P via-velocity: don't annotate MAC registers as packed xen: netfront: hold RTNL when updating features. sctp: fix memory leak of the ASCONF queue when free asoc net: make dev_disable_lro use physical device if passed a vlan dev (v2) net: move is_vlan_dev into public header file (v2) bug.h: Fix build with CONFIG_PRINTK disabled. wireless: fix fatal kernel-doc error + warning in mac80211.h wireless: fix cfg80211.h new kernel-doc warnings iwlagn: dbg_fixed_rate only used when CONFIG_MAC80211_DEBUGFS enabled dst: catch uninitialized metrics be2net: hash key for rss-config cmd not set bridge: initialize fake_rtable metrics net: fix __dst_destroy_metrics_generic() ... Fix up trivial conflicts in drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192ce/phy.c')
-rw-r--r--drivers/net/wireless/rtlwifi/rtl8192ce/phy.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c b/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c
index 73ae8a431848..abe0fcc75368 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c
@@ -366,6 +366,75 @@ bool rtl92c_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
return true;
}
+void rtl92ce_phy_set_bw_mode_callback(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+ struct rtl_phy *rtlphy = &(rtlpriv->phy);
+ struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+ u8 reg_bw_opmode;
+ u8 reg_prsr_rsc;
+
+ RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE,
+ ("Switch to %s bandwidth\n",
+ rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ?
+ "20MHz" : "40MHz"))
+
+ if (is_hal_stop(rtlhal)) {
+ rtlphy->set_bwmode_inprogress = false;
+ return;
+ }
+
+ reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE);
+ reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2);
+
+ switch (rtlphy->current_chan_bw) {
+ case HT_CHANNEL_WIDTH_20:
+ reg_bw_opmode |= BW_OPMODE_20MHZ;
+ rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
+ break;
+ case HT_CHANNEL_WIDTH_20_40:
+ reg_bw_opmode &= ~BW_OPMODE_20MHZ;
+ rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
+ reg_prsr_rsc =
+ (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5);
+ rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc);
+ break;
+ default:
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ ("unknown bandwidth: %#X\n", rtlphy->current_chan_bw));
+ break;
+ }
+
+ switch (rtlphy->current_chan_bw) {
+ case HT_CHANNEL_WIDTH_20:
+ rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0);
+ rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0);
+ rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1);
+ break;
+ case HT_CHANNEL_WIDTH_20_40:
+ rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1);
+ rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1);
+
+ rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND,
+ (mac->cur_40_prime_sc >> 1));
+ rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc);
+ rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0);
+
+ rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)),
+ (mac->cur_40_prime_sc ==
+ HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1);
+ break;
+ default:
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ ("unknown bandwidth: %#X\n", rtlphy->current_chan_bw));
+ break;
+ }
+ rtl92ce_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw);
+ rtlphy->set_bwmode_inprogress = false;
+ RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, ("<==\n"));
+}
+
void _rtl92ce_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t)
{
u8 tmpreg;